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| author | Richard Henderson <rth@redhat.com> | 1999-03-29 13:25:15 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@redhat.com> | 1999-03-29 13:25:15 +0000 |
| commit | ae6b87303186d9c11aaaf87b7a9500262c0f8c5a (patch) | |
| tree | d6903bcec84aaf26f4e51de65f48f81f654eaab9 /sysdeps | |
| parent | b47516084bfba8471da0bdb58641c0d27e6e48b5 (diff) | |
| download | glibc-ae6b87303186d9c11aaaf87b7a9500262c0f8c5a.tar.gz glibc-ae6b87303186d9c11aaaf87b7a9500262c0f8c5a.tar.xz glibc-ae6b87303186d9c11aaaf87b7a9500262c0f8c5a.zip | |
Sparc string routines from Jakub.
1999-03-29 Jakub Jelinek <jj@ultra.linux.cz> * sysdeps/sparc/sparc32/sparcv8/Makefile: New file. * sysdeps/sparc/sparc32/sparcv8/rem.S: Delay after write %y. * sysdeps/sparc/sparc32/sparcv8/sdiv.S: Likewise. * sysdeps/sparc/sparc32/sparcv8/udiv.S: Likewise. * sysdeps/sparc/sparc32/sparcv8/urem.S: Likewise. * sysdeps/sparc/sparc32/sparcv9/bcopy.c: New file. * sysdeps/sparc/sparc32/sparcv9/bzero.c: New file. * sysdeps/sparc/sparc32/sparcv9/memchr.S: New file. * sysdeps/sparc/sparc32/sparcv9/memcmp.S: New file. * sysdeps/sparc/sparc32/sparcv9/memcpy.S: New file. * sysdeps/sparc/sparc32/sparcv9/memset.S: New file. * sysdeps/sparc/sparc32/sparcv9/stpcpy.S: New file. * sysdeps/sparc/sparc32/sparcv9/strcat.S: New file. * sysdeps/sparc/sparc32/sparcv9/strchr.S: New file. * sysdeps/sparc/sparc32/sparcv9/strcmp.S: New file. * sysdeps/sparc/sparc32/sparcv9/strcpy.S: New file. * sysdeps/sparc/sparc32/sparcv9/strcspn.S: New file. * sysdeps/sparc/sparc32/sparcv9/strlen.S: New file. * sysdeps/sparc/sparc32/sparcv9/strncpy.S: New file. * sysdeps/sparc/sparc32/sparcv9/strpbrk.S: New file. * sysdeps/sparc/sparc32/sparcv9/strrchr.c: New file. * sysdeps/sparc/sparc32/sparcv9/strspn.S: New file. * sysdeps/sparc/sparc32/sparcv9/dotmul.S: New file. * sysdeps/sparc/sparc32/sparcv9/rem.S: New file. * sysdeps/sparc/sparc32/sparcv9/sdiv.S: New file. * sysdeps/sparc/sparc32/sparcv9/udiv.S: New file. * sysdeps/sparc/sparc32/sparcv9/umul.S: New file. * sysdeps/sparc/sparc32/sparcv9/urem.S: New file. * sysdeps/sparc/sparc32/sparcv9/Makefile: New file. * sysdeps/sparc/sparc32/sparcv9/stpncpy.S: New file. * sysdeps/sparc/sparc32/sparcv9/strncmp.S: New file. * sysdeps/sparc/sparc32/bcopy.c: New file. * sysdeps/sparc/sparc32/bzero.c: New file. * sysdeps/sparc/sparc32/memchr.S: New file. * sysdeps/sparc/sparc32/memcpy.S: New file. * sysdeps/sparc/sparc32/memmove.c: New file. * sysdeps/sparc/sparc32/memset.S: New file. * sysdeps/sparc/sparc32/stpcpy.S: New file. * sysdeps/sparc/sparc32/strchr.S: New file. * sysdeps/sparc/sparc32/strrchr.c: New file. * sysdeps/sparc/sparc32/strcpy.S: New file. * sysdeps/sparc/sparc32/strlen.S: New file. * sysdeps/sparc/sparc32/strcat.S: New file. * sysdeps/sparc/sparc32/strcmp.S: New file. * sysdeps/sparc/sparc64/bcopy.c: New file. * sysdeps/sparc/sparc64/bzero.c: New file. * sysdeps/sparc/sparc64/memchr.S: New file. * sysdeps/sparc/sparc64/memcmp.S: New file. * sysdeps/sparc/sparc64/memcpy.S: New file. * sysdeps/sparc/sparc64/memset.S: New file. * sysdeps/sparc/sparc64/stpcpy.S: New file. * sysdeps/sparc/sparc64/strcat.S: New file. * sysdeps/sparc/sparc64/strchr.S: New file. * sysdeps/sparc/sparc64/strcmp.S: New file. * sysdeps/sparc/sparc64/strcpy.S: New file. * sysdeps/sparc/sparc64/strcspn.S: New file. * sysdeps/sparc/sparc64/strlen.S: New file. * sysdeps/sparc/sparc64/strncpy.S: New file. * sysdeps/sparc/sparc64/strpbrk.S: New file. * sysdeps/sparc/sparc64/strrchr.c: New file. * sysdeps/sparc/sparc64/strspn.S: New file. * sysdeps/sparc/sparc64/stpncpy.S: New file. * sysdeps/sparc/sparc64/strncmp.S: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/Makefile (ASFLAGS-.os): Append -fPIC, don't replace. * configure.in: Recognize sparcv8plus / sparcv9.
Diffstat (limited to 'sysdeps')
64 files changed, 7781 insertions, 4 deletions
diff --git a/sysdeps/sparc/sparc32/bcopy.c b/sysdeps/sparc/sparc32/bcopy.c new file mode 100644 index 0000000000..9a455f33c4 --- /dev/null +++ b/sysdeps/sparc/sparc32/bcopy.c @@ -0,0 +1 @@ +/* bcopy is in memcpy.S */ diff --git a/sysdeps/sparc/sparc32/bzero.c b/sysdeps/sparc/sparc32/bzero.c new file mode 100644 index 0000000000..37f0f6f993 --- /dev/null +++ b/sysdeps/sparc/sparc32/bzero.c @@ -0,0 +1 @@ +/* bzero is in memset.S */ diff --git a/sysdeps/sparc/sparc32/memchr.S b/sysdeps/sparc/sparc32/memchr.S new file mode 100644 index 0000000000..270216e6d8 --- /dev/null +++ b/sysdeps/sparc/sparc32/memchr.S @@ -0,0 +1,143 @@ +/* memchr (str, ch, n) -- Return pointer to first occurrence of CH in STR less + than N. + For SPARC v7. + Copyright (C) 1996,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + David S. Miller <davem@caip.rutgers.edu>. + + This version is developed using the same algorithm as the fast C + version which carries the following introduction: + + Based on strlen implementation by Torbjorn Granlund (tege@sics.se), + with help from Dan Sahlin (dan@sics.se) and + commentary by Jim Blandy (jimb@ai.mit.edu); + adaptation to memchr suggested by Dick Karpinski (dick@cca.ucsf.edu), + and implemented by Roland McGrath (roland@ai.mit.edu). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + .text + .align 4 +0: cmp %o2, 0 + be 9f + sethi %hi(0x80808080), %o4 + ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + subcc %o2, 1, %o2 + be 9f + andcc %o0, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + subcc %o2, 1, %o2 + be 9f + andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %o5 + ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + subcc %o2, 1, %o2 + bne,a 7f + and %o2, 3, %g1 + retl + clr %o0 +1: retl + sub %o0, 1, %o0 + +ENTRY(memchr) + andcc %o1, 0xff, %o1 + sll %o1, 8, %g7 + andcc %o0, 3, %g0 + or %o1, %g7, %g7 + sll %g7, 16, %o3 + bne 0b + or %o3, %g7, %g2 + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o5 +5: and %o2, 3, %g1 +7: andcc %o2, 0xfffffffc, %o2 + be 0f + or %o5, %lo(0x01010101), %g7 + ld [%o0], %g4 +6: xor %g4, %g2, %g5 + add %o0, 4, %o0 + sub %g5, %g7, %g5 + andcc %g5, %o3, %g0 + bne 8f + subcc %o2, 4, %o2 + bne,a 6b + ld [%o0], %g4 +0: cmp %g1, 0 +1: be 9f + add %o0, 4, %o0 + ldub [%o0 - 4], %g4 + cmp %g4, %o1 + be 4f + cmp %g1, 1 + be 9f + ldub [%o0 - 3], %g4 + cmp %g4, %o1 + be 3f + cmp %g1, 2 + be 9f + ldub [%o0 - 2], %g4 + cmp %g4, %o1 + be 2f + nop +9: retl + clr %o0 + + /* Check every byte. */ +8: srl %g4, 24, %g5 + and %g5, 0xff, %g5 + cmp %g5, %o1 + be 4f + srl %g4, 16, %g5 + and %g5, 0xff, %g5 + cmp %g5, %o1 + be 3f + srl %g4, 8, %g5 + and %g5, 0xff, %g5 + cmp %g5, %o1 + be 2f + and %g4, 0xff, %g5 + cmp %g5, %o1 + be 1f + cmp %o2, 0 + bne,a 6b + ld [%o0], %g4 + b 1b + cmp %g1, 0 +1: retl + sub %o0, 1, %o0 +2: retl + sub %o0, 2, %o0 +3: retl + sub %o0, 3, %o0 +4: retl + sub %o0, 4, %o0 +END(memchr) diff --git a/sysdeps/sparc/sparc32/memcpy.S b/sysdeps/sparc/sparc32/memcpy.S new file mode 100644 index 0000000000..24d9e04346 --- /dev/null +++ b/sysdeps/sparc/sparc32/memcpy.S @@ -0,0 +1,974 @@ +/* Copy SIZE bytes from SRC to DEST. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller <davem@caip.rutgers.edu>, + Eddie C. Dost <ecd@skynet.be> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + +/* Both these macros have to start with exactly the same insn */ +#define MOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \ + ldd [%src + offset + 0x00], %t0; \ + ldd [%src + offset + 0x08], %t2; \ + ldd [%src + offset + 0x10], %t4; \ + ldd [%src + offset + 0x18], %t6; \ + st %t0, [%dst + offset + 0x00]; \ + st %t1, [%dst + offset + 0x04]; \ + st %t2, [%dst + offset + 0x08]; \ + st %t3, [%dst + offset + 0x0c]; \ + st %t4, [%dst + offset + 0x10]; \ + st %t5, [%dst + offset + 0x14]; \ + st %t6, [%dst + offset + 0x18]; \ + st %t7, [%dst + offset + 0x1c]; + +#define MOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \ + ldd [%src + offset + 0x00], %t0; \ + ldd [%src + offset + 0x08], %t2; \ + ldd [%src + offset + 0x10], %t4; \ + ldd [%src + offset + 0x18], %t6; \ + std %t0, [%dst + offset + 0x00]; \ + std %t2, [%dst + offset + 0x08]; \ + std %t4, [%dst + offset + 0x10]; \ + std %t6, [%dst + offset + 0x18]; + +#define MOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldd [%src - offset - 0x10], %t0; \ + ldd [%src - offset - 0x08], %t2; \ + st %t0, [%dst - offset - 0x10]; \ + st %t1, [%dst - offset - 0x0c]; \ + st %t2, [%dst - offset - 0x08]; \ + st %t3, [%dst - offset - 0x04]; + +#define MOVE_LASTALIGNCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldd [%src - offset - 0x10], %t0; \ + ldd [%src - offset - 0x08], %t2; \ + std %t0, [%dst - offset - 0x10]; \ + std %t2, [%dst - offset - 0x08]; + +#define MOVE_SHORTCHUNK(src, dst, offset, t0, t1) \ + ldub [%src - offset - 0x02], %t0; \ + ldub [%src - offset - 0x01], %t1; \ + stb %t0, [%dst - offset - 0x02]; \ + stb %t1, [%dst - offset - 0x01]; + +/* Both these macros have to start with exactly the same insn */ +#define RMOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \ + ldd [%src - offset - 0x20], %t0; \ + ldd [%src - offset - 0x18], %t2; \ + ldd [%src - offset - 0x10], %t4; \ + ldd [%src - offset - 0x08], %t6; \ + st %t0, [%dst - offset - 0x20]; \ + st %t1, [%dst - offset - 0x1c]; \ + st %t2, [%dst - offset - 0x18]; \ + st %t3, [%dst - offset - 0x14]; \ + st %t4, [%dst - offset - 0x10]; \ + st %t5, [%dst - offset - 0x0c]; \ + st %t6, [%dst - offset - 0x08]; \ + st %t7, [%dst - offset - 0x04]; + +#define RMOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \ + ldd [%src - offset - 0x20], %t0; \ + ldd [%src - offset - 0x18], %t2; \ + ldd [%src - offset - 0x10], %t4; \ + ldd [%src - offset - 0x08], %t6; \ + std %t0, [%dst - offset - 0x20]; \ + std %t2, [%dst - offset - 0x18]; \ + std %t4, [%dst - offset - 0x10]; \ + std %t6, [%dst - offset - 0x08]; + +#define RMOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldd [%src + offset + 0x00], %t0; \ + ldd [%src + offset + 0x08], %t2; \ + st %t0, [%dst + offset + 0x00]; \ + st %t1, [%dst + offset + 0x04]; \ + st %t2, [%dst + offset + 0x08]; \ + st %t3, [%dst + offset + 0x0c]; + +#define RMOVE_SHORTCHUNK(src, dst, offset, t0, t1) \ + ldub [%src + offset + 0x00], %t0; \ + ldub [%src + offset + 0x01], %t1; \ + stb %t0, [%dst + offset + 0x00]; \ + stb %t1, [%dst + offset + 0x01]; + +#define SMOVE_CHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \ + ldd [%src + offset + 0x00], %t0; \ + ldd [%src + offset + 0x08], %t2; \ + srl %t0, shir, %t5; \ + srl %t1, shir, %t6; \ + sll %t0, shil, %t0; \ + or %t5, %prev, %t5; \ + sll %t1, shil, %prev; \ + or %t6, %t0, %t0; \ + srl %t2, shir, %t1; \ + srl %t3, shir, %t6; \ + sll %t2, shil, %t2; \ + or %t1, %prev, %t1; \ + std %t4, [%dst + offset + offset2 - 0x04]; \ + std %t0, [%dst + offset + offset2 + 0x04]; \ + sll %t3, shil, %prev; \ + or %t6, %t2, %t4; + +#define SMOVE_ALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \ + ldd [%src + offset + 0x00], %t0; \ + ldd [%src + offset + 0x08], %t2; \ + srl %t0, shir, %t4; \ + srl %t1, shir, %t5; \ + sll %t0, shil, %t6; \ + or %t4, %prev, %t0; \ + sll %t1, shil, %prev; \ + or %t5, %t6, %t1; \ + srl %t2, shir, %t4; \ + srl %t3, shir, %t5; \ + sll %t2, shil, %t6; \ + or %t4, %prev, %t2; \ + sll %t3, shil, %prev; \ + or %t5, %t6, %t3; \ + std %t0, [%dst + offset + offset2 + 0x00]; \ + std %t2, [%dst + offset + offset2 + 0x08]; + + .text + .align 4 + +70: andcc %o1, 1, %g0 + be 4f + andcc %o1, 2, %g0 + + ldub [%o1 - 1], %g2 + sub %o1, 1, %o1 + stb %g2, [%o0 - 1] + sub %o2, 1, %o2 + be 3f + sub %o0, 1, %o0 +4: lduh [%o1 - 2], %g2 + sub %o1, 2, %o1 + sth %g2, [%o0 - 2] + sub %o2, 2, %o2 + b 3f + sub %o0, 2, %o0 + +0: retl + nop ! Only bcopy returns here and it retuns void... + +ENTRY(bcopy) + mov %o0, %o3 + mov %o1, %o0 + mov %o3, %o1 + tst %o2 + bcs 0b + /* Do the cmp in the delay slot */ +END(bcopy) +ENTRY(memmove) + cmp %o0, %o1 + st %o0, [%sp + 64] + bleu 9f + sub %o0, %o1, %o4 + + add %o1, %o2, %o3 + cmp %o3, %o0 + bleu 0f + andcc %o4, 3, %o5 + + add %o1, %o2, %o1 + add %o0, %o2, %o0 + bne 77f + cmp %o2, 15 + bleu 91f + andcc %o1, 3, %g0 + bne 70b +3: andcc %o1, 4, %g0 + + be 2f + mov %o2, %g1 + + ld [%o1 - 4], %o4 + sub %g1, 4, %g1 + st %o4, [%o0 - 4] + sub %o1, 4, %o1 + sub %o0, 4, %o0 +2: andcc %g1, 0xffffff80, %g7 + be 3f + andcc %o0, 4, %g0 + + be 74f + 4 +5: RMOVE_BIGCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5) + subcc %g7, 128, %g7 + sub %o1, 128, %o1 + bne 5b + sub %o0, 128, %o0 + +3: andcc %g1, 0x70, %g7 + be 72f + andcc %g1, 8, %g0 + + srl %g7, 1, %o4 + mov %o7, %g2 + add %g7, %o4, %o4 +101: call 100f + sub %o1, %g7, %o1 + mov %g2, %o7 + jmpl %o5 + (72f - 101b), %g0 + sub %o0, %g7, %o0 + +71: RMOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g4, g5) + RMOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g4, g5) +72: be 73f + andcc %g1, 4, %g0 + + ldd [%o1 - 0x08], %g2 + sub %o0, 8, %o0 + sub %o1, 8, %o1 + st %g2, [%o0] + st %g3, [%o0 + 0x04] +73: be 1f + andcc %g1, 2, %g0 + + ld [%o1 - 4], %g2 + sub %o1, 4, %o1 + st %g2, [%o0 - 4] + sub %o0, 4, %o0 +1: be 1f + andcc %g1, 1, %g0 + + lduh [%o1 - 2], %g2 + sub %o1, 2, %o1 + sth %g2, [%o0 - 2] + sub %o0, 2, %o0 +1: be 1f + nop + + ldub [%o1 - 1], %g2 + stb %g2, [%o0 - 1] +1: retl + ld [%sp + 64], %o0 + +74: RMOVE_BIGALIGNCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGALIGNCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGALIGNCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5) + RMOVE_BIGALIGNCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5) + subcc %g7, 128, %g7 + sub %o1, 128, %o1 + bne 74b + sub %o0, 128, %o0 + + andcc %g1, 0x70, %g7 + be 72b + andcc %g1, 8, %g0 + + srl %g7, 1, %o4 + mov %o7, %g2 + add %g7, %o4, %o4 +102: call 100f + sub %o1, %g7, %o1 + mov %g2, %o7 + jmpl %o5 + (72b - 102b), %g0 + sub %o0, %g7, %o0 + +75: and %o2, 0xe, %o3 + mov %o7, %g2 + sll %o3, 3, %o4 + sub %o0, %o3, %o0 +103: call 100f + sub %o1, %o3, %o1 + mov %g2, %o7 + jmpl %o5 + (76f - 103b), %g0 + andcc %o2, 1, %g0 + + RMOVE_SHORTCHUNK(o1, o0, 0x0c, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x0a, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x08, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x06, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x04, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x02, g2, g3) + RMOVE_SHORTCHUNK(o1, o0, 0x00, g2, g3) + +76: be 1f + nop + ldub [%o1 - 1], %g2 + stb %g2, [%o0 - 1] +1: retl + ld [%sp + 64], %o0 + +91: bne 75b + andcc %o2, 8, %g0 + + be 1f + andcc %o2, 4, %g0 + + ld [%o1 - 0x08], %g2 + ld [%o1 - 0x04], %g3 + sub %o1, 8, %o1 + st %g2, [%o0 - 0x08] + st %g3, [%o0 - 0x04] + sub %o0, 8, %o0 +1: b 73b + mov %o2, %g1 + +77: cmp %o2, 15 + bleu 75b + andcc %o0, 3, %g0 + be 64f + andcc %o0, 1, %g0 + be 63f + andcc %o0, 2, %g0 + ldub [%o1 - 1], %g5 + sub %o1, 1, %o1 + stb %g5, [%o0 - 1] + sub %o0, 1, %o0 + be 64f + sub %o2, 1, %o2 + +63: ldub [%o1 - 1], %g5 + sub %o1, 2, %o1 + stb %g5, [%o0 - 1] + sub %o0, 2, %o0 + ldub [%o1], %g5 + sub %o2, 2, %o2 + stb %g5, [%o0] +64: and %o1, 3, %g2 + and %o1, -4, %o1 + and %o2, 0xc, %g3 + add %o1, 4, %o1 + cmp %g3, 4 + sll %g2, 3, %g4 + mov 32, %g2 + be 4f + sub %g2, %g4, %g7 + + blu 3f + cmp %g3, 8 + + be 2f + srl %o2, 2, %g3 + + ld [%o1 - 4], %o3 + add %o0, -8, %o0 + ld [%o1 - 8], %o4 + add %o1, -16, %o1 + b 7f + add %g3, 1, %g3 +2: ld [%o1 - 4], %o4 + add %o0, -4, %o0 + ld [%o1 - 8], %g1 + add %o1, -12, %o1 + b 8f + add %g3, 2, %g3 +3: ld [%o1 - 4], %o5 + add %o0, -12, %o0 + ld [%o1 - 8], %o3 + add %o1, -20, %o1 + b 6f + srl %o2, 2, %g3 +4: ld [%o1 - 4], %g1 + srl %o2, 2, %g3 + ld [%o1 - 8], %o5 + add %o1, -24, %o1 + add %o0, -16, %o0 + add %g3, -1, %g3 + + ld [%o1 + 12], %o3 +5: sll %o5, %g4, %g2 + srl %g1, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0 + 12] +6: ld [%o1 + 8], %o4 + sll %o3, %g4, %g2 + srl %o5, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0 + 8] +7: ld [%o1 + 4], %g1 + sll %o4, %g4, %g2 + srl %o3, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0 + 4] +8: ld [%o1], %o5 + sll %g1, %g4, %g2 + srl %o4, %g7, %g5 + addcc %g3, -4, %g3 + or %g2, %g5, %g2 + add %o1, -16, %o1 + st %g2, [%o0] + add %o0, -16, %o0 + bne,a 5b + ld [%o1 + 12], %o3 + sll %o5, %g4, %g2 + srl %g1, %g7, %g5 + srl %g4, 3, %g3 + or %g2, %g5, %g2 + add %o1, %g3, %o1 + andcc %o2, 2, %g0 + st %g2, [%o0 + 12] + be 1f + andcc %o2, 1, %g0 + + ldub [%o1 + 15], %g5 + add %o1, -2, %o1 + stb %g5, [%o0 + 11] + add %o0, -2, %o0 + ldub [%o1 + 16], %g5 + stb %g5, [%o0 + 12] +1: be 1f + nop + ldub [%o1 + 15], %g5 + stb %g5, [%o0 + 11] +1: retl + ld [%sp + 64], %o0 + +78: andcc %o1, 1, %g0 + be 4f + andcc %o1, 2, %g0 + + ldub [%o1], %g2 + add %o1, 1, %o1 + stb %g2, [%o0] + sub %o2, 1, %o2 + bne 3f + add %o0, 1, %o0 +4: lduh [%o1], %g2 + add %o1, 2, %o1 + sth %g2, [%o0] + sub %o2, 2, %o2 + b 3f + add %o0, 2, %o0 +END(memmove) + +ENTRY(memcpy) /* %o0=dst %o1=src %o2=len */ + sub %o0, %o1, %o4 + st %o0, [%sp + 64] +9: andcc %o4, 3, %o5 +0: bne 86f + cmp %o2, 15 + + bleu 90f + andcc %o1, 3, %g0 + + bne 78b +3: andcc %o1, 4, %g0 + + be 2f + mov %o2, %g1 + + ld [%o1], %o4 + sub %g1, 4, %g1 + st %o4, [%o0] + add %o1, 4, %o1 + add %o0, 4, %o0 +2: andcc %g1, 0xffffff80, %g7 + be 3f + andcc %o0, 4, %g0 + + be 82f + 4 +5: MOVE_BIGCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5) + subcc %g7, 128, %g7 + add %o1, 128, %o1 + bne 5b + add %o0, 128, %o0 +3: andcc %g1, 0x70, %g7 + be 80f + andcc %g1, 8, %g0 + + srl %g7, 1, %o4 + mov %o7, %g2 + add %g7, %o4, %o4 + add %o1, %g7, %o1 +104: call 100f + add %o0, %g7, %o0 + jmpl %o5 + (80f - 104b), %g0 + mov %g2, %o7 + +79: MOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g4, g5) + MOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g4, g5) + +80: be 81f + andcc %g1, 4, %g0 + + ldd [%o1], %g2 + add %o0, 8, %o0 + st %g2, [%o0 - 0x08] + add %o1, 8, %o1 + st %g3, [%o0 - 0x04] + +81: be 1f + andcc %g1, 2, %g0 + + ld [%o1], %g2 + add %o1, 4, %o1 + st %g2, [%o0] + add %o0, 4, %o0 +1: be 1f + andcc %g1, 1, %g0 + + lduh [%o1], %g2 + add %o1, 2, %o1 + sth %g2, [%o0] + add %o0, 2, %o0 +1: be 1f + nop + + ldub [%o1], %g2 + stb %g2, [%o0] +1: retl + ld [%sp + 64], %o0 + +82: /* ldd_std */ + MOVE_BIGALIGNCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGALIGNCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGALIGNCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5) + MOVE_BIGALIGNCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5) + subcc %g7, 128, %g7 + add %o1, 128, %o1 + bne 82b + add %o0, 128, %o0 + + andcc %g1, 0x70, %g7 + be 84f + andcc %g1, 8, %g0 + + mov %o7, %g2 +111: call 110f + add %o1, %g7, %o1 + mov %g2, %o7 + jmpl %o5 + (84f - 111b), %g0 + add %o0, %g7, %o0 + +83: MOVE_LASTALIGNCHUNK(o1, o0, 0x60, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x50, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x40, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5) + MOVE_LASTALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5) + +84: be 85f + andcc %g1, 4, %g0 + + ldd [%o1], %g2 + add %o0, 8, %o0 + std %g2, [%o0 - 0x08] + add %o1, 8, %o1 +85: be 1f + andcc %g1, 2, %g0 + + ld [%o1], %g2 + add %o1, 4, %o1 + st %g2, [%o0] + add %o0, 4, %o0 +1: be 1f + andcc %g1, 1, %g0 + + lduh [%o1], %g2 + add %o1, 2, %o1 + sth %g2, [%o0] + add %o0, 2, %o0 +1: be 1f + nop + + ldub [%o1], %g2 + stb %g2, [%o0] +1: retl + ld [%sp + 64], %o0 + +86: cmp %o2, 6 + bleu 88f + + cmp %o2, 256 + bcc 87f + + andcc %o0, 3, %g0 + be 61f + andcc %o0, 1, %g0 + be 60f + andcc %o0, 2, %g0 + + ldub [%o1], %g5 + add %o1, 1, %o1 + stb %g5, [%o0] + sub %o2, 1, %o2 + bne 61f + add %o0, 1, %o0 +60: ldub [%o1], %g3 + add %o1, 2, %o1 + stb %g3, [%o0] + sub %o2, 2, %o2 + ldub [%o1 - 1], %g3 + add %o0, 2, %o0 + stb %g3, [%o0 - 1] +61: and %o1, 3, %g2 + and %o2, 0xc, %g3 + and %o1, -4, %o1 + cmp %g3, 4 + sll %g2, 3, %g4 + mov 32, %g2 + be 4f + sub %g2, %g4, %g7 + + blu 3f + cmp %g3, 0x8 + + be 2f + srl %o2, 2, %g3 + + ld [%o1], %o3 + add %o0, -8, %o0 + ld [%o1 + 4], %o4 + b 8f + add %g3, 1, %g3 +2: ld [%o1], %o4 + add %o0, -12, %o0 + ld [%o1 + 4], %o5 + add %g3, 2, %g3 + b 9f + add %o1, -4, %o1 +3: ld [%o1], %g1 + add %o0, -4, %o0 + ld [%o1 + 4], %o3 + srl %o2, 2, %g3 + b 7f + add %o1, 4, %o1 +4: ld [%o1], %o5 + cmp %o2, 7 + ld [%o1 + 4], %g1 + srl %o2, 2, %g3 + bleu 10f + add %o1, 8, %o1 + + ld [%o1], %o3 + add %g3, -1, %g3 +5: sll %o5, %g4, %g2 + srl %g1, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0] +7: ld [%o1 + 4], %o4 + sll %g1, %g4, %g2 + srl %o3, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0 + 4] +8: ld [%o1 + 8], %o5 + sll %o3, %g4, %g2 + srl %o4, %g7, %g5 + or %g2, %g5, %g2 + st %g2, [%o0 + 8] +9: ld [%o1 + 12], %g1 + sll %o4, %g4, %g2 + srl %o5, %g7, %g5 + addcc %g3, -4, %g3 + or %g2, %g5, %g2 + add %o1, 16, %o1 + st %g2, [%o0 + 12] + add %o0, 16, %o0 + bne,a 5b + ld [%o1], %o3 +10: sll %o5, %g4, %g2 + srl %g1, %g7, %g5 + srl %g7, 3, %g3 + or %g2, %g5, %g2 + sub %o1, %g3, %o1 + andcc %o2, 2, %g0 + st %g2, [%o0] + be 1f + andcc %o2, 1, %g0 + + ldub [%o1], %g2 + add %o1, 2, %o1 + stb %g2, [%o0 + 4] + add %o0, 2, %o0 + ldub [%o1 - 1], %g2 + stb %g2, [%o0 + 3] +1: be 1f + nop + ldub [%o1], %g2 + stb %g2, [%o0 + 4] +1: retl + ld [%sp + 64], %o0 + +87: andcc %o1, 3, %g0 + be 3f + andcc %o1, 1, %g0 + + be 4f + andcc %o1, 2, %g0 + + ldub [%o1], %g2 + add %o1, 1, %o1 + stb %g2, [%o0] + sub %o2, 1, %o2 + bne 3f + add %o0, 1, %o0 +4: lduh [%o1], %g2 + add %o1, 2, %o1 + srl %g2, 8, %g3 + sub %o2, 2, %o2 + stb %g3, [%o0] + add %o0, 2, %o0 + stb %g2, [%o0 - 1] +3: andcc %o1, 4, %g0 + + bne 2f + cmp %o5, 1 + + ld [%o1], %o4 + srl %o4, 24, %g2 + stb %g2, [%o0] + srl %o4, 16, %g3 + stb %g3, [%o0 + 1] + srl %o4, 8, %g2 + stb %g2, [%o0 + 2] + sub %o2, 4, %o2 + stb %o4, [%o0 + 3] + add %o1, 4, %o1 + add %o0, 4, %o0 +2: be 33f + cmp %o5, 2 + be 32f + sub %o2, 4, %o2 +31: ld [%o1], %g2 + add %o1, 4, %o1 + srl %g2, 24, %g3 + and %o0, 7, %g5 + stb %g3, [%o0] + cmp %g5, 7 + sll %g2, 8, %g1 + add %o0, 4, %o0 + be 41f + and %o2, 0xffffffc0, %o3 + ld [%o0 - 7], %o4 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 4b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 16, %g2 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 16, %g2 +1: st %o4, [%o0 - 7] + sth %g2, [%o0 - 3] + srl %g1, 8, %g4 + b 88f + stb %g4, [%o0 - 1] +32: ld [%o1], %g2 + add %o1, 4, %o1 + srl %g2, 16, %g3 + and %o0, 7, %g5 + sth %g3, [%o0] + cmp %g5, 6 + sll %g2, 16, %g1 + add %o0, 4, %o0 + be 42f + and %o2, 0xffffffc0, %o3 + ld [%o0 - 6], %o4 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 4b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 16, %g2 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 16, %g2 +1: st %o4, [%o0 - 6] + b 88f + sth %g2, [%o0 - 2] +33: ld [%o1], %g2 + sub %o2, 4, %o2 + srl %g2, 24, %g3 + and %o0, 7, %g5 + stb %g3, [%o0] + cmp %g5, 5 + srl %g2, 8, %g4 + sll %g2, 24, %g1 + sth %g4, [%o0 + 1] + add %o1, 4, %o1 + be 43f + and %o2, 0xffffffc0, %o3 + + ld [%o0 - 1], %o4 + add %o0, 4, %o0 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, -1) + SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, -1) + SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, -1) + SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, -1) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 4b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 24, %g2 +4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, -1) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 24, %g2 +1: st %o4, [%o0 - 5] + b 88f + stb %g2, [%o0 - 1] +41: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 41b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 16, %g2 +4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 8, 24, -3) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 16, %g2 +1: sth %g2, [%o0 - 3] + srl %g1, 8, %g4 + b 88f + stb %g4, [%o0 - 1] +43: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, 3) + SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, 3) + SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, 3) + SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, 3) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 43b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 24, %g2 +4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 24, 8, 3) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 24, %g2 +1: stb %g2, [%o0 + 3] + b 88f + add %o0, 4, %o0 +42: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + subcc %o3, 64, %o3 + add %o1, 64, %o1 + bne 42b + add %o0, 64, %o0 + + andcc %o2, 0x30, %o3 + be,a 1f + srl %g1, 16, %g2 +4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g7, g1, 16, 16, -2) + subcc %o3, 16, %o3 + add %o1, 16, %o1 + bne 4b + add %o0, 16, %o0 + + srl %g1, 16, %g2 +1: sth %g2, [%o0 - 2] + + /* Fall through */ + +88: and %o2, 0xe, %o3 + mov %o7, %g2 + sll %o3, 3, %o4 + add %o0, %o3, %o0 +106: call 100f + add %o1, %o3, %o1 + mov %g2, %o7 + jmpl %o5 + (89f - 106b), %g0 + andcc %o2, 1, %g0 + + MOVE_SHORTCHUNK(o1, o0, 0x0c, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x0a, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x08, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x06, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x04, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x02, g2, g3) + MOVE_SHORTCHUNK(o1, o0, 0x00, g2, g3) + +89: be 1f + nop + + ldub [%o1], %g2 + stb %g2, [%o0] +1: retl + ld [%sp + 64], %o0 + +90: bne 88b + andcc %o2, 8, %g0 + + be 1f + andcc %o2, 4, %g0 + + ld [%o1 + 0x00], %g2 + ld [%o1 + 0x04], %g3 + add %o1, 8, %o1 + st %g2, [%o0 + 0x00] + st %g3, [%o0 + 0x04] + add %o0, 8, %o0 +1: b 81b + mov %o2, %g1 + +100: retl + sub %o7, %o4, %o5 +110: retl + sub %o7, %g7, %o5 +END(memcpy) diff --git a/sysdeps/sparc/sparc32/memmove.c b/sysdeps/sparc/sparc32/memmove.c new file mode 100644 index 0000000000..a8d2d49948 --- /dev/null +++ b/sysdeps/sparc/sparc32/memmove.c @@ -0,0 +1 @@ +/* memmove is in memcpy.S */ diff --git a/sysdeps/sparc/sparc32/memset.S b/sysdeps/sparc/sparc32/memset.S new file mode 100644 index 0000000000..65e3243b3a --- /dev/null +++ b/sysdeps/sparc/sparc32/memset.S @@ -0,0 +1,154 @@ +/* Set a block of memory to some byte value. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller <davem@caip.rutgers.edu> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Store 64 bytes at (BASE + OFFSET) using value SOURCE. */ +#define ZERO_BIG_BLOCK(base, offset, source) \ + std source, [base + offset + 0x00]; \ + std source, [base + offset + 0x08]; \ + std source, [base + offset + 0x10]; \ + std source, [base + offset + 0x18]; \ + std source, [base + offset + 0x20]; \ + std source, [base + offset + 0x28]; \ + std source, [base + offset + 0x30]; \ + std source, [base + offset + 0x38]; + +#define ZERO_LAST_BLOCKS(base, offset, source) \ + std source, [base - offset - 0x38]; \ + std source, [base - offset - 0x30]; \ + std source, [base - offset - 0x28]; \ + std source, [base - offset - 0x20]; \ + std source, [base - offset - 0x18]; \ + std source, [base - offset - 0x10]; \ + std source, [base - offset - 0x08]; \ + std source, [base - offset - 0x00]; + + .text + .align 4 +ENTRY(__bzero) + b 1f + mov %g0, %g3 + +3: cmp %o2, 3 + be 2f + stb %g3, [%o0] + + cmp %o2, 2 + be 2f + stb %g3, [%o0 + 0x01] + + stb %g3, [%o0 + 0x02] +2: sub %o2, 4, %o2 + add %o1, %o2, %o1 + b 4f + sub %o0, %o2, %o0 +END(__bzero) + +ENTRY(memset) + and %o1, 0xff, %g3 + sll %g3, 8, %g2 + or %g3, %g2, %g3 + sll %g3, 16, %g2 + or %g3, %g2, %g3 + orcc %o2, %g0, %o1 +1: cmp %o1, 7 + bleu 7f + mov %o0, %g1 + + andcc %o0, 3, %o2 + bne 3b +4: andcc %o0, 4, %g0 + + be 2f + mov %g3, %g2 + + st %g3, [%o0] + sub %o1, 4, %o1 + add %o0, 4, %o0 +2: andcc %o1, 0xffffff80, %o3 + be 9f + andcc %o1, 0x78, %o2 +4: ZERO_BIG_BLOCK (%o0, 0x00, %g2) + subcc %o3, 128, %o3 + ZERO_BIG_BLOCK (%o0, 0x40, %g2) + bne 4b + add %o0, 128, %o0 + + orcc %o2, %g0, %g0 +9: be 6f + andcc %o1, 7, %o1 + + mov %o7, %g4 +101: call 100f + srl %o2, 1, %o3 + mov %g4, %o7 + jmpl %o4 + (20f + 64 - 101b), %g0 + add %o0, %o2, %o0 + +100: retl + sub %o7, %o3, %o4 + +20: ZERO_LAST_BLOCKS(%o0, 0x48, %g2) + ZERO_LAST_BLOCKS(%o0, 0x08, %g2) + +6: be 8f + andcc %o1, 4, %g0 + be 1f + andcc %o1, 2, %g0 + st %g3, [%o0] + add %o0, 4, %o0 +1: be 1f + andcc %o1, 1, %g0 + sth %g3, [%o0] + add %o0, 2, %o0 +1: bne,a 8f + stb %g3, [%o0] +8: retl + mov %g1, %o0 +7: orcc %o1, 0, %g0 + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 1] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 2] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 3] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 4] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 5] + be 0f + subcc %o1, 1, %o1 + stb %g3, [%o0 + 6] +0: retl + nop +END(memset) + +weak_alias(__bzero, bzero) diff --git a/sysdeps/sparc/sparc32/sparcv8/Makefile b/sysdeps/sparc/sparc32/sparcv8/Makefile new file mode 100644 index 0000000000..02139eceb0 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv8/Makefile @@ -0,0 +1 @@ +CFLAGS += -mv8 diff --git a/sysdeps/sparc/sparc32/sparcv8/rem.S b/sysdeps/sparc/sparc32/sparcv8/rem.S index 061e80093c..a2694e699e 100644 --- a/sysdeps/sparc/sparc32/sparcv8/rem.S +++ b/sysdeps/sparc/sparc32/sparcv8/rem.S @@ -8,6 +8,9 @@ ENTRY(.rem) sra %o0, 31, %o2 wr %o2, 0, %y + nop + nop + nop sdivcc %o0, %o1, %o2 bvs,a 1f xnor %o2, %g0, %o2 diff --git a/sysdeps/sparc/sparc32/sparcv8/sdiv.S b/sysdeps/sparc/sparc32/sparcv8/sdiv.S index 81c3ac1c97..bfc4acf2fa 100644 --- a/sysdeps/sparc/sparc32/sparcv8/sdiv.S +++ b/sysdeps/sparc/sparc32/sparcv8/sdiv.S @@ -8,7 +8,13 @@ ENTRY(.div) sra %o0, 31, %o2 wr %o2, 0, %y - ret - sdiv %o0, %o1, %o0 + nop + nop + nop + sdivcc %o0, %o1, %o0 + bvs,a 1f + xnor %o0, %g0, %o0 +1: retl + nop END(.div) diff --git a/sysdeps/sparc/sparc32/sparcv8/udiv.S b/sysdeps/sparc/sparc32/sparcv8/udiv.S index 4e3cddc63f..d71954351e 100644 --- a/sysdeps/sparc/sparc32/sparcv8/udiv.S +++ b/sysdeps/sparc/sparc32/sparcv8/udiv.S @@ -7,6 +7,8 @@ ENTRY(.udiv) wr %g0, 0, %y + nop + nop retl udiv %o0, %o1, %o0 diff --git a/sysdeps/sparc/sparc32/sparcv8/urem.S b/sysdeps/sparc/sparc32/sparcv8/urem.S index 81e123f3da..cc2689d514 100644 --- a/sysdeps/sparc/sparc32/sparcv8/urem.S +++ b/sysdeps/sparc/sparc32/sparcv8/urem.S @@ -7,6 +7,9 @@ ENTRY(.urem) wr %g0, 0, %y + nop + nop + nop udiv %o0, %o1, %o2 umul %o2, %o1, %o2 retl diff --git a/sysdeps/sparc/sparc32/sparcv9/Makefile b/sysdeps/sparc/sparc32/sparcv9/Makefile new file mode 100644 index 0000000000..00675fd671 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/Makefile @@ -0,0 +1 @@ +CFLAGS += -mv8 -mtune=ultrasparc diff --git a/sysdeps/sparc/sparc32/sparcv9/bcopy.c b/sysdeps/sparc/sparc32/sparcv9/bcopy.c new file mode 100644 index 0000000000..9a455f33c4 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/bcopy.c @@ -0,0 +1 @@ +/* bcopy is in memcpy.S */ diff --git a/sysdeps/sparc/sparc32/sparcv9/bzero.c b/sysdeps/sparc/sparc32/sparcv9/bzero.c new file mode 100644 index 0000000000..37f0f6f993 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/bzero.c @@ -0,0 +1 @@ +/* bzero is in memset.S */ diff --git a/sysdeps/sparc/sparc32/sparcv9/dotmul.S b/sysdeps/sparc/sparc32/sparcv9/dotmul.S new file mode 100644 index 0000000000..811cf1e89e --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/dotmul.S @@ -0,0 +1,17 @@ +/* + * Sparc v9 has multiply. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.mul) + + sra %o0, 0, %o0 + sra %o1, 0, %o1 + mulx %o0, %o1, %o0 + retl + srax %o0, 32, %o1 + +END(.mul) diff --git a/sysdeps/sparc/sparc32/sparcv9/memchr.S b/sysdeps/sparc/sparc32/sparcv9/memchr.S new file mode 100644 index 0000000000..c5dfbef184 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/memchr.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/memchr.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/memcmp.S b/sysdeps/sparc/sparc32/sparcv9/memcmp.S new file mode 100644 index 0000000000..44878f4486 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/memcmp.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/memcmp.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/memcpy.S b/sysdeps/sparc/sparc32/sparcv9/memcpy.S new file mode 100644 index 0000000000..675ec496b9 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/memcpy.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/memcpy.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/memset.S b/sysdeps/sparc/sparc32/sparcv9/memset.S new file mode 100644 index 0000000000..ac67b7ab7c --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/memset.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/memset.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/rem.S b/sysdeps/sparc/sparc32/sparcv9/rem.S new file mode 100644 index 0000000000..5385bd8305 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/rem.S @@ -0,0 +1,22 @@ +/* + * Sparc v9 has divide. + * As divx takes 68 cycles and sdivcc only 36, + * we use sdivcc eventhough it is deprecated. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.rem) + + sra %o0, 31, %o2 + wr %o2, 0, %y + sdivcc %o0, %o1, %o2 + xnor %o2, %g0, %o3 + movvs %icc, %o3, %o2 + smul %o2, %o1, %o2 + retl + sub %o0, %o2, %o0 + +END(.rem) diff --git a/sysdeps/sparc/sparc32/sparcv9/sdiv.S b/sysdeps/sparc/sparc32/sparcv9/sdiv.S new file mode 100644 index 0000000000..d765514cea --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/sdiv.S @@ -0,0 +1,20 @@ +/* + * Sparc v9 has divide. + * As divx takes 68 cycles and sdivcc only 36, + * we use sdivcc eventhough it is deprecated. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.div) + + sra %o0, 31, %o2 + wr %o2, 0, %y + sdivcc %o0, %o1, %o0 + xnor %o0, %g0, %o2 + retl + movvs %icc, %o2, %o0 + +END(.div) diff --git a/sysdeps/sparc/sparc32/sparcv9/stpcpy.S b/sysdeps/sparc/sparc32/sparcv9/stpcpy.S new file mode 100644 index 0000000000..440ad7e215 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/stpcpy.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/stpcpy.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/stpncpy.S b/sysdeps/sparc/sparc32/sparcv9/stpncpy.S new file mode 100644 index 0000000000..124136a0b2 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/stpncpy.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/stpncpy.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strcat.S b/sysdeps/sparc/sparc32/sparcv9/strcat.S new file mode 100644 index 0000000000..7a22235703 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strcat.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strcat.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strchr.S b/sysdeps/sparc/sparc32/sparcv9/strchr.S new file mode 100644 index 0000000000..ddd32120d4 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strchr.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strchr.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strcmp.S b/sysdeps/sparc/sparc32/sparcv9/strcmp.S new file mode 100644 index 0000000000..5330f4359b --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strcmp.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strcmp.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strcpy.S b/sysdeps/sparc/sparc32/sparcv9/strcpy.S new file mode 100644 index 0000000000..0b35c9be08 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strcpy.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strcpy.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strcspn.S b/sysdeps/sparc/sparc32/sparcv9/strcspn.S new file mode 100644 index 0000000000..f9d6beabe4 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strcspn.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strcspn.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strlen.S b/sysdeps/sparc/sparc32/sparcv9/strlen.S new file mode 100644 index 0000000000..b8f4dba4f4 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strlen.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strlen.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strncmp.S b/sysdeps/sparc/sparc32/sparcv9/strncmp.S new file mode 100644 index 0000000000..addd89e05b --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strncmp.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strncmp.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strncpy.S b/sysdeps/sparc/sparc32/sparcv9/strncpy.S new file mode 100644 index 0000000000..688f9dfd65 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strncpy.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strncpy.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strpbrk.S b/sysdeps/sparc/sparc32/sparcv9/strpbrk.S new file mode 100644 index 0000000000..62294c0af4 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strpbrk.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strpbrk.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/strrchr.c b/sysdeps/sparc/sparc32/sparcv9/strrchr.c new file mode 100644 index 0000000000..ec608d6ab3 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strrchr.c @@ -0,0 +1 @@ +/* strrchr is in strchr.S */ diff --git a/sysdeps/sparc/sparc32/sparcv9/strspn.S b/sysdeps/sparc/sparc32/sparcv9/strspn.S new file mode 100644 index 0000000000..291e798085 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/strspn.S @@ -0,0 +1,4 @@ +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define XCC icc +#include <sparc64/strspn.S> diff --git a/sysdeps/sparc/sparc32/sparcv9/udiv.S b/sysdeps/sparc/sparc32/sparcv9/udiv.S new file mode 100644 index 0000000000..de79899756 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/udiv.S @@ -0,0 +1,17 @@ +/* + * Sparc v9 has divide. + * As divx takes 68 cycles and udiv only 37, + * we use udiv eventhough it is deprecated. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.udiv) + + wr %g0, 0, %y + retl + udiv %o0, %o1, %o0 + +END(.udiv) diff --git a/sysdeps/sparc/sparc32/sparcv9/umul.S b/sysdeps/sparc/sparc32/sparcv9/umul.S new file mode 100644 index 0000000000..608b72aca1 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/umul.S @@ -0,0 +1,17 @@ +/* + * Sparc v9 has multiply. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.umul) + + srl %o0, 0, %o0 + srl %o1, 0, %o1 + mulx %o0, %o1, %o0 + retl + srlx %o0, 32, %o1 + +END(.umul) diff --git a/sysdeps/sparc/sparc32/sparcv9/urem.S b/sysdeps/sparc/sparc32/sparcv9/urem.S new file mode 100644 index 0000000000..cab16c9193 --- /dev/null +++ b/sysdeps/sparc/sparc32/sparcv9/urem.S @@ -0,0 +1,19 @@ +/* + * Sparc v9 has divide. + * As divx takes 68 cycles and udiv only 37, + * we use udiv eventhough it is deprecated. + */ + +#include <sysdep.h> + + .text + .align 32 +ENTRY(.urem) + + wr %g0, 0, %y + udiv %o0, %o1, %o2 + umul %o2, %o1, %o2 + retl + sub %o0, %o2, %o0 + +END(.urem) diff --git a/sysdeps/sparc/sparc32/stpcpy.S b/sysdeps/sparc/sparc32/stpcpy.S new file mode 100644 index 0000000000..9d496dd8a9 --- /dev/null +++ b/sysdeps/sparc/sparc32/stpcpy.S @@ -0,0 +1,163 @@ +/* Copy SRC to DEST returning the address of the terminating '\0' in DEST. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +10: ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 1f + add %o1, 1, %o1 + andcc %o1, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 1f + add %o1, 1, %o1 + andcc %o1, 3, %g0 + be 5f + sethi %hi(0x01010101), %o4 + ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 1f + add %o1, 1, %o1 + b 6f + or %o4, %lo(0x01010101), %o2 +1: retl + add %o0, -1, %o0 + +ENTRY(__stpcpy) + andcc %o1, 3, %g0 + bne 10b + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o4 +5: or %o4, %lo(0x01010101), %o2 +6: andcc %o0, 3, %g0 + bne 16f + sub %g0, 4, %g1 + +11: add %g1, 4, %g1 + ld [%o1 + %g1], %o5 + sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + andcc %o4, %o3, %g0 + be,a 11b + st %o5, [%o0 + %g1] + + /* Check every byte. */ + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 14f + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 13f + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 12f + andcc %o5, 0xff, %g0 + bne 11b + st %o5, [%o0 + %g1] + add %o0, %g1, %o0 + retl + add %o0, 3, %o0 +12: srl %o5, 16, %o5 + sth %o5, [%o0 + %g1] + add %g1, 2, %g1 + stb %g0, [%o0 + %g1] + retl + add %o0, %g1, %o0 +13: srl %o5, 16, %o5 + sth %o5, [%o0 + %g1] + add %g1, 1, %g1 + retl + add %o0, %g1, %o0 +14: stb %g0, [%o0 + %g1] + retl + add %o0, %g1, %o0 + +15: srl %o5, 24, %o4 + srl %o5, 16, %g1 + stb %o4, [%o0] + srl %o5, 8, %g4 + stb %g1, [%o0 + 1] + stb %g4, [%o0 + 2] + stb %o5, [%o0 + 3] + add %o0, 4, %o0 +16: ld [%o1], %o5 + sub %o5, %o2, %o4 + andcc %o4, %o3, %g0 + be 15b + add %o1, 4, %o1 + + /* Check every byte. */ + srl %o5, 24, %g5 + andcc %g5, 0xff, %g4 + be 19f + stb %g4, [%o0] + srl %o5, 16, %g5 + andcc %g5, 0xff, %g4 + be 18f + stb %g4, [%o0 + 1] + srl %o5, 8, %g5 + andcc %g5, 0xff, %g4 + be 17f + stb %g4, [%o0 + 2] + andcc %o5, 0xff, %g4 + stb %g4, [%o0 + 3] + bne 16b + add %o0, 4, %o0 + retl + sub %o0, 1, %o0 +17: retl + add %o0, 2, %o0 +18: retl + add %o0, 1, %o0 +19: retl + nop +END(__stpcpy) + +weak_alias(__stpcpy, stpcpy) diff --git a/sysdeps/sparc/sparc32/strcat.S b/sysdeps/sparc/sparc32/strcat.S new file mode 100644 index 0000000000..d901087672 --- /dev/null +++ b/sysdeps/sparc/sparc32/strcat.S @@ -0,0 +1,348 @@ +/* strcat (dest, src) -- Append SRC on the end of DEST. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +10: cmp %o4, 2 + be 1f + cmp %o4, 3 + ldub [%o1], %o5 + add %o1, 1, %o1 + stb %o5, [%o0] + be 3f + cmp %o5, 0 + be 0f + add %o0, 1, %o0 +1: lduh [%o1], %o5 + add %o1, 2, %o1 + srl %o5, 8, %o4 + cmp %o4, 0 + stb %o4, [%o0] + bne,a 2f + stb %o5, [%o0 + 1] + retl + mov %g2, %o0 +2: andcc %o5, 0xff, %o5 + bne 4f + add %o0, 2, %o0 + retl + mov %g2, %o0 +3: bne 4f + add %o0, 1, %o0 + retl + mov %g2, %o0 + +11: ldub [%o0], %o5 + cmp %o5, 0 + be 1f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 7f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %o5 + cmp %o5, 0 + be 2f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 8f + sethi %hi(0x01010101), %o4 + ldub [%o0], %o5 + cmp %o5, 0 + be 3f + add %o0, 1, %o0 + b 9f + or %o4, %lo(0x01010101), %o2 +1: or %o4, %lo(0x80808080), %o3 +2: sethi %hi(0x01010101), %o4 +3: or %o4, %lo(0x01010101), %o2 + b 3f + sub %o0, 1, %o0 + +ENTRY(strcat) + mov %o0, %g2 + andcc %o0, 3, %g0 + bne 11b + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +7: sethi %hi(0x01010101), %o4 +8: or %o4, %lo(0x01010101), %o2 +9: ld [%o0], %o5 +7: sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + andcc %o4, %o3, %g0 + be 9b + add %o0, 4, %o0 + + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 3f + add %o0, -4, %o0 + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 3f + add %o0, 1, %o0 + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 3f + add %o0, 1, %o0 + andcc %o5, 0xff, %g0 + add %o0, 2, %o0 + bne,a 7b + ld [%o0], %o5 + sub %o0, 1, %o0 +3: andcc %o1, 3, %o4 + bne 10b +4: andcc %o0, 3, %g3 + bne 12f +1: ld [%o1], %o5 + add %o1, 4, %o1 + sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + add %o0, 4, %o0 + andcc %o4, %o3, %g0 + be,a 1b + st %o5, [%o0 - 4] + + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 1f + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 2f + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 3f + andcc %o5, 0xff, %g0 + bne 1b + st %o5, [%o0 - 4] + retl + mov %g2, %o0 +3: srl %o5, 16, %o5 + sth %o5, [%o0 - 4] + stb %g0, [%o0 - 2] + retl + mov %g2, %o0 +2: srl %o5, 16, %o5 + sth %o5, [%o0 - 4] + retl + mov %g2, %o0 +1: stb %g0, [%o0 - 4] + retl + mov %g2, %o0 + +12: add %o1, 4, %o1 + sub %o5, %o2, %o4 + cmp %g3, 2 + be 2f + cmp %g3, 3 + be 3f + andcc %o4, %o3, %g0 + bne 5f + srl %o5, 24, %g5 + stb %g5, [%o0] + sub %o0, 1, %o0 + srl %o5, 8, %g5 + sth %g5, [%o0 + 2] +1: add %o0, 4, %o0 +4: sll %o5, 24, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 8, %g5 + sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be,a 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 6f + srl %o5, 16, %o4 + andcc %o4, 0xff, %g0 + be 7f + srl %o5, 8, %o4 + st %g5, [%o0] + andcc %o4, 0xff, %g0 + be 0f + andcc %o5, 0xff, %g0 +1: bne 4b + add %o0, 4, %o0 +9: stb %g0, [%o0] +0: retl + mov %g2, %o0 + +6: srl %g5, 16, %g5 + sth %g5, [%o0] + retl + mov %g2, %o0 + +7: srl %g5, 16, %g5 + sth %g5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 + +5: andcc %g5, 0xff, %g4 + be 9b + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 7f + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + stb %g4, [%o0] + sth %g5, [%o0 + 1] + sub %o0, 1, %o0 + bne 1b + andcc %o5, 0xff, %g0 + retl + mov %g2, %o0 + +7: stb %g4, [%o0] + stb %g0, [%o0 + 1] + retl + mov %g2, %o0 + +2: andcc %o4, %o3, %g0 + bne 5f + srl %o5, 16, %g5 + sth %g5, [%o0] + sub %o0, 2, %o0 +1: add %o0, 4, %o0 +4: sll %o5, 16, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 16, %g5 + sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be,a 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 7f + srl %o5, 16, %o4 + st %g5, [%o0] + andcc %o4, 0xff, %g0 + be 0b + srl %o5, 8, %o4 +1: andcc %o4, 0xff, %g0 + be 8f + andcc %o5, 0xff, %g0 + bne 4b + add %o0, 4, %o0 + sth %o5, [%o0] + retl + mov %g2, %o0 + +7: srl %g5, 16, %g5 + sth %g5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 + +8: stb %g0, [%o0 + 4] + retl + mov %g2, %o0 + +5: srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 9b + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + sth %g5, [%o0] + sub %o0, 2, %o0 + bne 1b + srl %o5, 8, %o4 + retl + mov %g2, %o0 + +3: bne 5f + srl %o5, 24, %g5 + stb %g5, [%o0] + sub %o0, 3, %o0 +1: add %o0, 4, %o0 +4: sll %o5, 8, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 24, %g5 + sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 0b + srl %o5, 16, %o4 +1: andcc %o4, 0xff, %g0 + be 8b + srl %o5, 8, %o4 + andcc %o4, 0xff, %g0 + be 9f + andcc %o5, 0xff, %g0 + bne 4b + add %o0, 4, %o0 + srl %o5, 8, %o5 + sth %o5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 +9: srl %o5, 8, %o5 + sth %o5, [%o0 + 4] + retl + mov %g2, %o0 +5: andcc %g5, 0xff, %g0 + stb %g5, [%o0] + sub %o0, 3, %o0 + bne 1b + srl %o5, 16, %o4 + retl + mov %g2, %o0 +END(strcat) diff --git a/sysdeps/sparc/sparc32/strchr.S b/sysdeps/sparc/sparc32/strchr.S new file mode 100644 index 0000000000..d1a70ad7ff --- /dev/null +++ b/sysdeps/sparc/sparc32/strchr.S @@ -0,0 +1,282 @@ +/* strchr (str, ch) -- Return pointer to first occurrence of CH in STR. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + David S. Miller <davem@caip.rutgers.edu>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +10: ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + cmp %g4, 0 + be 9f + andcc %o0, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + cmp %g4, 0 + be 9f + andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %o5 + ldub [%o0], %g4 + cmp %g4, %o1 + be 1f + add %o0, 1, %o0 + cmp %g4, 0 + be 9f + or %o5, %lo(0x01010101), %o2 + b 6f + ld [%o0], %g4 +1: retl + sub %o0, 1, %o0 + +ENTRY(strchr) + andcc %o1, 0xff, %o1 + be 12f + sll %o1, 8, %o2 + andcc %o0, 3, %g0 + or %o1, %o2, %o2 + sethi %hi(0x80808080), %o4 + sll %o2, 16, %o3 + bne 10b + or %o3, %o2, %g2 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o5 +5: or %o5, %lo(0x01010101), %o2 +7: ld [%o0], %g4 +6: xor %g4, %g2, %g5 + sub %g4, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + sub %g5, %o2, %g7 + andn %o4, %g4, %o4 + andn %g7, %g5, %g5 +#else + sub %g5, %o2, %g5 +#endif + or %g5, %o4, %o4 + andcc %o4, %o3, %g0 + be 7b + add %o0, 4, %o0 + + /* Check every byte. */ +8: srl %g4, 24, %g5 +7: andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be 4f + srl %g4, 16, %g5 + andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be 3f + srl %g4, 8, %g5 + andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be 2f + andcc %g4, 0xff, %g5 + be 9f + cmp %g5, %o1 + bne,a 6b + ld [%o0], %g4 + retl + sub %o0, 1, %o0 +2: retl + sub %o0, 2, %o0 +3: retl + sub %o0, 3, %o0 +4: retl + sub %o0, 4, %o0 +9: retl + clr %o0 + +11: ldub [%o0], %o5 + cmp %o5, 0 + be 1f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %o5 + cmp %o5, 0 + be 1f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %o4 + ldub [%o0], %o5 + cmp %o5, 0 + be 1f + add %o0, 1, %o0 + b 6f + or %o4, %lo(0x01010101), %o2 +1: retl + sub %o0, 1, %o0 + +12: andcc %o0, 3, %g0 + bne 11b + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o4 +5: or %o4, %lo(0x01010101), %o2 +6: ld [%o0], %o5 +7: sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + andcc %o4, %o3, %g0 + be 6b + add %o0, 4, %o0 + + /* Check every byte. */ + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 8f + add %o0, -4, %o4 + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 8f + add %o4, 1, %o4 + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 8f + add %o4, 1, %o4 + andcc %o5, 0xff, %g0 + bne,a 7b + ld [%o0], %o5 + add %o4, 1, %o4 +8: retl + mov %o4, %o0 + +13: ldub [%o0], %g4 + cmp %g4, %o1 + add %o0, 1, %o0 + be,a 1f + sub %o0, 1, %o5 + cmp %g4, 0 + be 9f +1: andcc %o0, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %g4 + cmp %g4, %o1 + add %o0, 1, %o0 + be,a 1f + sub %o0, 1, %o5 + cmp %g4, 0 + be 9f +1: andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %o4 + ldub [%o0], %g4 + cmp %g4, %o1 + add %o0, 1, %o0 + be,a 1f + sub %o0, 1, %o5 + cmp %g4, 0 + be 9f +1: or %o4, %lo(0x01010101), %o2 + b 7f + ld [%o0], %g4 +END(strchr) + +ENTRY(strrchr) + andcc %o1, 0xff, %o1 + clr %o5 + be 12b + sll %o1, 8, %o2 + andcc %o0, 3, %g0 + or %o1, %o2, %o2 + sethi %hi(0x80808080), %o4 + sll %o2, 16, %o3 + bne 13b + or %o3, %o2, %g2 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o4 +5: or %o4, %lo(0x01010101), %o2 +6: ld [%o0], %g4 +7: xor %g4, %g2, %g5 + sub %g4, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + sub %g5, %o2, %g7 + andn %o4, %g4, %o4 + andn %g7, %g5, %g5 +#else + sub %g5, %o2, %g5 +#endif + or %g5, %o4, %o4 + andcc %o4, %o3, %g0 + be 6b + add %o0, 4, %o0 + + /* Check every byte. */ +3: srl %g4, 24, %g5 +8: andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be,a 1f + sub %o0, 4, %o5 +1: srl %g4, 16, %g5 + andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be,a 1f + sub %o0, 3, %o5 +1: srl %g4, 8, %g5 + andcc %g5, 0xff, %g5 + be 9f + cmp %g5, %o1 + be,a 1f + sub %o0, 2, %o5 +1: andcc %g4, 0xff, %g5 + be 9f + cmp %g5, %o1 + be,a 1f + sub %o0, 1, %o5 +1: b 7b + ld [%o0], %g4 +9: retl + mov %o5, %o0 +END(strrchr) + +weak_alias(strchr, index) +weak_alias(strrchr, rindex) diff --git a/sysdeps/sparc/sparc32/strcmp.S b/sysdeps/sparc/sparc32/strcmp.S new file mode 100644 index 0000000000..99c6e6f399 --- /dev/null +++ b/sysdeps/sparc/sparc32/strcmp.S @@ -0,0 +1,257 @@ +/* Compare two strings for differences. + For SPARC v7. + Copyright (C) 1996, 97, 99 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +10: ldub [%o0], %o4 + add %o0, 1, %o0 + ldub [%o1], %o5 + cmp %o4, 0 + add %o1, 1, %o1 + be 2f + subcc %o4, %o5, %o4 + bne 2f + andcc %o0, 3, %g0 + be 4f + or %g1, %lo(0x80808080), %o3 + ldub [%o0], %o4 + add %o0, 1, %o0 + ldub [%o1], %o5 + cmp %o4, 0 + add %o1, 1, %o1 + be 2f + subcc %o4, %o5, %o4 + bne 2f + andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %g1 + ldub [%o0], %o4 + add %o0, 1, %o0 + ldub [%o1], %o5 + cmp %o4, 0 + add %o1, 1, %o1 + be 2f + subcc %o4, %o5, %o4 + bne 2f + andcc %o1, 3, %g2 + bne 12f + or %g1, %lo(0x01010101), %o2 + b 1f + ld [%o0], %o4 +2: retl + mov %o4, %o0 + +ENTRY(strcmp) + andcc %o0, 3, %g0 + bne 10b + sethi %hi(0x80808080), %g1 + or %g1, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %g1 +5: andcc %o1, 3, %g2 + bne 12f + or %g1, %lo(0x01010101), %o2 + +0: ld [%o0], %o4 +1: ld [%o1], %o5 + sub %o4, %o2, %g1 + add %o0, 4, %o0 + cmp %o4, %o5 +#ifdef EIGHTBIT_NOT_RARE + andn %g1, %o4, %g1 +#endif + bne 11f + andcc %g1, %o3, %g0 + be 0b + add %o1, 4, %o1 + + srl %o4, 24, %g4 + andcc %g4, 0xff, %g0 + be 2f + srl %o4, 16, %g4 + andcc %g4, 0xff, %g0 + be 2f + srl %o4, 8, %g4 + andcc %g4, 0xff, %g0 + be 2f + andcc %o4, 0xff, %g0 + bne,a 1b + ld [%o0], %o4 +2: retl + clr %o0 + +11: srl %o4, 24, %g4 + srl %o5, 24, %g5 + andcc %g4, 0xff, %g0 + be 3f + subcc %g4, %g5, %g4 + bne 3f + srl %o5, 16, %g5 + srl %o4, 16, %g4 + andcc %g4, 0xff, %g0 + be 3f + subcc %g4, %g5, %g4 + bne 3f + srl %o5, 8, %g5 + srl %o4, 8, %g4 + andcc %g4, 0xff, %g0 + be 3f + subcc %g4, %g5, %g4 + bne 3f + subcc %o4, %o5, %o4 + retl + mov %o4, %o0 +3: retl + mov %g4, %o0 + +12: save %sp, -64, %sp + ld [%i0], %i4 + sll %g2, 3, %g3 + andn %i1, 3, %i1 + mov 32, %l1 + ld [%i1], %l2 + mov -1, %g7 + add %i1, 4, %i1 + sub %l1, %g3, %l1 + sll %g7, %g3, %g7 + +1: sll %l2, %g3, %g5 + and %i4, %g7, %l3 + sub %i4, %i2, %g1 +#ifdef EIGHTBIT_NOT_RARE + andn %g1, %i4, %g1 +#endif + andcc %g1, %i3, %g1 + bne 3f + cmp %g5, %l3 + bne 2f + add %i0, 4, %i0 + ld [%i1], %l2 + add %i1, 4, %i1 + srl %l2, %l1, %l4 + or %l4, %g5, %l4 + cmp %l4, %i4 + be,a 1b + ld [%i0], %i4 + restore %l4, %g0, %o3 + retl + sub %o4, %o3, %o0 + +2: sll %l2, %g3, %i2 + srl %i4, %g3, %i3 + srl %i2, %g3, %i2 + restore + retl + sub %o3, %o2, %o0 + +3: srl %i4, 24, %g4 + srl %g5, 24, %l6 + andcc %g4, 0xff, %g0 + be 4f + subcc %g4, %l6, %g4 + bne 4f + cmp %g2, 3 + be 6f + srl %i4, 16, %g4 + srl %g5, 16, %l6 + andcc %g4, 0xff, %g0 + be 4f + subcc %g4, %l6, %g4 + bne 4f + cmp %g2, 2 + be 5f + srl %i4, 8, %g4 + srl %g5, 8, %l6 + andcc %g4, 0xff, %g0 + be 4f + subcc %g4, %l6, %g4 + bne 4f + add %i0, 4, %i0 + ld [%i1], %l2 + add %i1, 4, %i1 + srl %l2, 24, %g5 + andcc %i4, 0xff, %g4 + be 4f + subcc %g4, %g5, %g4 + be,a 1b + ld [%i0], %i4 +4: jmpl %i7 + 8, %g0 + restore %g4, %g0, %o0 + +5: ld [%i1], %l2 + add %i1, 4, %i1 + add %i0, 4, %i0 + srl %l2, 24, %l6 + andcc %g4, 0xff, %g4 + be 4b + subcc %g4, %l6, %g4 + bne 4b + srl %l2, 16, %l6 + andcc %i4, 0xff, %g4 + and %l6, 0xff, %l6 + be 4b + subcc %g4, %l6, %g4 + be,a 1b + ld [%i0], %i4 + jmpl %i7 + 8, %g0 + restore %g4, %g0, %o0 + +6: ld [%i1], %l2 + add %i1, 4, %i1 + add %i0, 4, %i0 + srl %l2, 24, %l6 + andcc %g4, 0xff, %g4 + be 4b + subcc %g4, %l6, %g4 + bne 4b + srl %l2, 16, %l6 + srl %i4, 8, %g4 + and %l6, 0xff, %l6 + andcc %g4, 0xff, %g4 + be 4b + subcc %g4, %l6, %g4 + bne 4b + srl %l2, 8, %l6 + andcc %i4, 0xff, %g4 + and %l6, 0xff, %l6 + be 4b + subcc %g4, %l6, %g4 + be,a 1b + ld [%i0], %i4 + jmpl %i7 + 8, %g0 + restore %g4, %g0, %o0 +END(strcmp) diff --git a/sysdeps/sparc/sparc32/strcpy.S b/sysdeps/sparc/sparc32/strcpy.S new file mode 100644 index 0000000000..e376bb41b8 --- /dev/null +++ b/sysdeps/sparc/sparc32/strcpy.S @@ -0,0 +1,274 @@ +/* Copy SRC to DEST returning DEST. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +1: ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 0f + add %o1, 1, %o1 + andcc %o1, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 0f + add %o1, 1, %o1 + andcc %o1, 3, %g0 + be 5f + sethi %hi(0x01010101), %o4 + ldub [%o1], %o5 + stb %o5, [%o0] + cmp %o5, 0 + add %o0, 1, %o0 + be 0f + add %o1, 1, %o1 + b 6f + andcc %o0, 3, %g3 + +ENTRY(strcpy) + mov %o0, %g2 + andcc %o1, 3, %g0 + bne 1b + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o4 +5: andcc %o0, 3, %g3 +6: bne 10f + or %o4, %lo(0x01010101), %o2 +1: ld [%o1], %o5 + add %o1, 4, %o1 + sub %o5, %o2, %o4 + add %o0, 4, %o0 + andcc %o4, %o3, %g0 + be,a 1b + st %o5, [%o0 - 4] + + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 1f + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 2f + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 3f + andcc %o5, 0xff, %g0 + bne 1b + st %o5, [%o0 - 4] + retl + mov %g2, %o0 +3: srl %o5, 16, %o5 + sth %o5, [%o0 - 4] + stb %g0, [%o0 - 2] + retl + mov %g2, %o0 +2: srl %o5, 16, %o5 + sth %o5, [%o0 - 4] + retl + mov %g2, %o0 +1: stb %g0, [%o0 - 4] + retl + mov %g2, %o0 + +10: ld [%o1], %o5 + add %o1, 4, %o1 + sub %o5, %o2, %o4 + cmp %g3, 2 + be 2f + cmp %g3, 3 + be 3f + andcc %o4, %o3, %g0 + bne 5f + srl %o5, 24, %g5 + stb %g5, [%o0] + sub %o0, 1, %o0 + srl %o5, 8, %g5 + sth %g5, [%o0 + 2] +1: add %o0, 4, %o0 +4: sll %o5, 24, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 8, %g5 + sub %o5, %o2, %o4 + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be,a 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 6f + srl %o5, 16, %o4 + andcc %o4, 0xff, %g0 + be 7f + srl %o5, 8, %o4 + st %g5, [%o0] + andcc %o4, 0xff, %g0 + be 0f + andcc %o5, 0xff, %g0 +1: bne 4b + add %o0, 4, %o0 +9: stb %g0, [%o0] +0: retl + mov %g2, %o0 +6: srl %g5, 16, %g5 + sth %g5, [%o0] + retl + mov %g2, %o0 +7: srl %g5, 16, %g5 + sth %g5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 +5: andcc %g5, 0xff, %g4 + be 9b + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 7f + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + stb %g4, [%o0] + sth %g5, [%o0 + 1] + sub %o0, 1, %o0 + bne 1b + andcc %o5, 0xff, %g0 + retl + mov %g2, %o0 +7: stb %g4, [%o0] + stb %g0, [%o0 + 1] + retl + mov %g2, %o0 + +2: andcc %o4, %o3, %g0 + bne 5f + srl %o5, 16, %g5 + sth %g5, [%o0] + sub %o0, 2, %o0 +1: add %o0, 4, %o0 +4: sll %o5, 16, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 16, %g5 + sub %o5, %o2, %o4 + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be,a 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 7f + srl %o5, 16, %o4 + st %g5, [%o0] + andcc %o4, 0xff, %g0 + be 0b + srl %o5, 8, %o4 +1: andcc %o4, 0xff, %g0 + be 8f + andcc %o5, 0xff, %g0 + bne 4b + add %o0, 4, %o0 + sth %o5, [%o0] + retl + mov %g2, %o0 +7: srl %g5, 16, %g5 + sth %g5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 +8: stb %g0, [%o0 + 4] + retl + mov %g2, %o0 +5: srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 9b + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + sth %g5, [%o0] + sub %o0, 2, %o0 + bne 1b + srl %o5, 8, %o4 + retl + mov %g2, %o0 + +3: bne 5f + srl %o5, 24, %g5 + stb %g5, [%o0] + sub %o0, 3, %o0 +1: add %o0, 4, %o0 +4: sll %o5, 8, %g6 + ld [%o1], %o5 + add %o1, 4, %o1 + srl %o5, 24, %g5 + sub %o5, %o2, %o4 + or %g5, %g6, %g5 + andcc %o4, %o3, %g0 + be 1b + st %g5, [%o0] + srl %o5, 24, %o4 + andcc %o4, 0xff, %g0 + be 0b + srl %o5, 16, %o4 +1: andcc %o4, 0xff, %g0 + be 8b + srl %o5, 8, %o4 + andcc %o4, 0xff, %g0 + be 9f + andcc %o5, 0xff, %g0 + bne 4b + add %o0, 4, %o0 + srl %o5, 8, %o5 + sth %o5, [%o0] + stb %g0, [%o0 + 2] + retl + mov %g2, %o0 +9: srl %o5, 8, %o5 + sth %o5, [%o0 + 4] + retl + mov %g2, %o0 +5: andcc %g5, 0xff, %g0 + stb %g5, [%o0] + sub %o0, 3, %o0 + bne 1b + srl %o5, 16, %o4 + retl + mov %g2, %o0 +END(strcpy) diff --git a/sysdeps/sparc/sparc32/strlen.S b/sysdeps/sparc/sparc32/strlen.S new file mode 100644 index 0000000000..2dc9a9d33c --- /dev/null +++ b/sysdeps/sparc/sparc32/strlen.S @@ -0,0 +1,102 @@ +/* Determine the length of a string. + For SPARC v7. + Copyright (C) 1996, 1999 Free Software Foundation, Inc. + Contributed by Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + + /* Normally, this uses ((xword - 0x01010101) & 0x80808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x01010101) & (~xword) & 0x80808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 4 +10: ldub [%o0], %o5 + cmp %o5, 0 + be 1f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 4f + or %o4, %lo(0x80808080), %o3 + ldub [%o0], %o5 + cmp %o5, 0 + be 2f + add %o0, 1, %o0 + andcc %o0, 3, %g0 + be 5f + sethi %hi(0x01010101), %o4 + ldub [%o0], %o5 + cmp %o5, 0 + be 3f + add %o0, 1, %o0 + b 11f + or %o4, %lo(0x01010101), %o2 +1: retl + mov 0, %o0 +2: retl + mov 1, %o0 +3: retl + mov 2, %o0 + +ENTRY(strlen) + mov %o0, %o1 + andcc %o0, 3, %g0 + bne 10b + sethi %hi(0x80808080), %o4 + or %o4, %lo(0x80808080), %o3 +4: sethi %hi(0x01010101), %o4 +5: or %o4, %lo(0x01010101), %o2 +11: ld [%o0], %o5 +12: sub %o5, %o2, %o4 +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o5, %o4 +#endif + andcc %o4, %o3, %g0 + be 11b + add %o0, 4, %o0 + + srl %o5, 24, %g5 + andcc %g5, 0xff, %g0 + be 13f + add %o0, -4, %o4 + srl %o5, 16, %g5 + andcc %g5, 0xff, %g0 + be 13f + add %o4, 1, %o4 + srl %o5, 8, %g5 + andcc %g5, 0xff, %g0 + be 13f + add %o4, 1, %o4 + andcc %o5, 0xff, %g0 + bne,a 12b + ld [%o0], %o5 + add %o4, 1, %o4 +13: retl + sub %o4, %o1, %o0 +END(strlen) diff --git a/sysdeps/sparc/sparc32/strrchr.c b/sysdeps/sparc/sparc32/strrchr.c new file mode 100644 index 0000000000..ec608d6ab3 --- /dev/null +++ b/sysdeps/sparc/sparc32/strrchr.c @@ -0,0 +1 @@ +/* strrchr is in strchr.S */ diff --git a/sysdeps/sparc/sparc64/bcopy.c b/sysdeps/sparc/sparc64/bcopy.c new file mode 100644 index 0000000000..9a455f33c4 --- /dev/null +++ b/sysdeps/sparc/sparc64/bcopy.c @@ -0,0 +1 @@ +/* bcopy is in memcpy.S */ diff --git a/sysdeps/sparc/sparc64/bzero.c b/sysdeps/sparc/sparc64/bzero.c new file mode 100644 index 0000000000..37f0f6f993 --- /dev/null +++ b/sysdeps/sparc/sparc64/bzero.c @@ -0,0 +1 @@ +/* bzero is in memset.S */ diff --git a/sysdeps/sparc/sparc64/memchr.S b/sysdeps/sparc/sparc64/memchr.S new file mode 100644 index 0000000000..9adf33ffc6 --- /dev/null +++ b/sysdeps/sparc/sparc64/memchr.S @@ -0,0 +1,256 @@ +/* memchr (str, ch, n) -- Return pointer to first occurrence of CH in STR less + than N. + For SPARC v9. + Copyright (C) 1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + This version is developed using the same algorithm as the fast C + version which carries the following introduction: + + Based on strlen implementation by Torbjorn Granlund (tege@sics.se), + with help from Dan Sahlin (dan@sics.se) and + commentary by Jim Blandy (jimb@ai.mit.edu); + adaptation to memchr suggested by Dick Karpinski (dick@cca.ucsf.edu), + and implemented by Roland McGrath (roland@ai.mit.edu). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(memchr) + sll %o1, 8, %g3 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 12f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 12f /* CTI */ + srl %o1, 0, %o1 /* IEU0 */ +#endif + add %o0, %o2, %o2 /* IEU0 Group */ + sethi %hi(0x01010101), %g1 /* IEU1 */ + + or %g3, %o1, %g3 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + sllx %g3, 32, %g5 /* IEU0 Group */ + cmp %o3, %o1 /* IEU1 */ + + be,pn %xcc, 13f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,a,pn %icc, 21f /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + ldx [%o0], %o3 /* Load Group */ + sllx %g1, 7, %g2 /* IEU0 */ + or %g3, %g5, %g3 /* IEU1 */ + +1: add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: cmp %o0, %o2 /* IEU1 Group */ + bg,pn %XCC, 11f /* CTI */ + + ldxa [%o0] ASI_PNF, %o3 /* Load */ + sub %o4, %g1, %o5 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %o5, %o4, %o5 /* IEU0 Group */ +#endif + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 3f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 32, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 7f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + bne,pt %icc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ + + .align 16 +3: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ +4: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ + +5: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ +6: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ + +7: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ + +9: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ +11: sub %o4, %g1, %o5 /* IEU0 Group */ + sub %o0, 8, %o0 /* IEU1 */ + + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 12f /* CTI */ + sub %o2, %o0, %o2 /* IEU0 */ + tst %o2 /* IEU1 Group */ + + be,pn %XCC, 12f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + + cmp %o2, 1 /* IEU0 */ + be,pn %XCC, 12f /* CTI Group */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 14f /* CTI */ + cmp %o2, 2 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 15f /* CTI */ + cmp %o2, 3 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + + srlx %o4, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + cmp %o2, 4 /* IEU1 Group */ + + be,pn %XCC, 12f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 17f /* CTI */ + + cmp %o2, 5 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 18f /* CTI */ + cmp %o2, 6 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + nop /* IEU0 */ +12: retl /* CTI+IEU1 Group */ + + clr %o0 /* IEU0 */ + nop /* Stub */ +13: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + +14: retl /* CTI+IEU1 Group */ + add %o0, 1, %o0 /* IEU0 */ +15: retl /* CTI+IEU1 Group */ + add %o0, 2, %o0 /* IEU0 */ + +16: retl /* CTI+IEU1 Group */ + add %o0, 3, %o0 /* IEU0 */ +17: retl /* CTI+IEU1 Group */ + add %o0, 4, %o0 /* IEU0 */ + +18: retl /* CTI+IEU1 Group */ + add %o0, 5, %o0 /* IEU0 */ +19: retl /* CTI+IEU1 Group */ + add %o0, 6, %o0 /* IEU0 */ + +21: cmp %o0, %o2 /* IEU1 */ + be,pn %XCC, 12b /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + + or %g3, %g5, %g3 /* IEU1 */ +22: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 1b /* CTI */ + ldx [%o0], %o3 /* Load */ + + cmp %o3, %o1 /* IEU1 Group */ + be,pn %xcc, 23f /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + cmp %o0, %o2 /* IEU1 Group */ + + bne,a,pt %XCC, 22b /* CTI */ + ldub [%o0], %o3 /* Load */ + retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + +23: retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ +END(memchr) diff --git a/sysdeps/sparc/sparc64/memcmp.S b/sysdeps/sparc/sparc64/memcmp.S new file mode 100644 index 0000000000..bd3253ce5c --- /dev/null +++ b/sysdeps/sparc/sparc64/memcmp.S @@ -0,0 +1,140 @@ +/* Compare two memory blocks for differences in the first COUNT bytes. + For SPARC v9. + Copyright (C) 1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + .text + .align 32 +ENTRY(memcmp) +#ifdef USE_BPR + brz,pn %o2, 3f /* CTI+IEU1 Group */ +#else + tst %o2 /* IEU1 Group */ + be,pn %XCC, 3f /* CTI */ +#endif + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 8f /* CTI */ +1: andcc %o1, 7, %g1 /* IEU1 Group */ + + bne,pn %icc, 10f /* CTI */ + mov 64, %g3 /* IEU0 */ + ldx [%o0], %g1 /* Load Group */ + sub %o1, %o0, %o1 /* IEU0 */ + + ldx [%o0 + %o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ +2: mov %g1, %o3 /* IEU0 Group */ + subcc %o2, 8, %o2 /* IEU1 */ + + bl,pn %XCC, 5f /* CTI */ + ldxa [%o0] ASI_PNF, %g1 /* Load Group */ + mov %g2, %o4 /* IEU0 */ + ldxa [%o0 + %o1] ASI_PNF, %g2 /* Load Group */ + + cmp %o3, %o4 /* IEU1 */ + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ +7: mov -1, %o0 /* IEU1 */ + + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ +3: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 16 +5: mov %g2, %o4 /* IEU0 */ +6: cmp %o2, -8 /* IEU1 */ + be,pn %XCC, 3b /* CTI */ + sub %g0, %o2, %o2 /* IEU0 Group */ + + sllx %o2, 3, %o2 /* IEU0 Group */ + srlx %o3, %o2, %o3 /* IEU0 Group */ + srlx %o4, %o2, %o4 /* IEU0 Group */ + clr %o0 /* IEU1 */ + + cmp %o3, %o4 /* IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + retl /* CTI+IEU1 Group */ + movlu %xcc, -1, %o0 /* Single Group */ + +8: ldub [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 */ + ldub [%o1], %o4 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + +9: cmp %o3, %o4 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %XCC, 3b /* CTI */ + + lduba [%o0] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + be,pn %icc, 1b /* CTI */ + lduba [%o1] ASI_PNF, %o4 /* Load */ + + add %o0, 1, %o0 /* IEU0 Group */ + ba,pt %xcc, 9b /* CTI */ + add %o1, 1, %o1 /* IEU1 */ + + .align 16 +12: mov -1, %o0 /* IEU0 Group */ + cmp %o3, %o4 /* IEU1 */ + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + + .align 16 + nop /* Stub */ +10: sllx %g1, 3, %g2 /* IEU0 Group */ + sub %o1, %g1, %o1 /* IEU1 */ + sub %g3, %g2, %g3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %g5 /* Load */ + sub %o1, %o0, %o1 /* IEU1 */ + ldxa [%o0 + %o1] ASI_PNF, %g7 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + +11: sllx %g7, %g2, %o4 /* IEU0 Group */ + ldxa [%o0 + %o1] ASI_PNF, %g7 /* Load */ + srlx %g7, %g3, %o5 /* IEU0 Group */ + mov %g5, %o3 /* IEU1 */ + + ldxa [%o0] ASI_PNF, %g5 /* Load */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 6b /* CTI */ + or %o4, %o5, %o4 /* IEU0 */ + + cmp %o3, %o4 /* IEU1 Group */ + be,pt %xcc, 11b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + mov -1, %o0 /* IEU0 */ + + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ +END(memcmp) + +#undef bcmp +weak_alias(memcmp, bcmp) diff --git a/sysdeps/sparc/sparc64/memcpy.S b/sysdeps/sparc/sparc64/memcpy.S new file mode 100644 index 0000000000..fa08507d0c --- /dev/null +++ b/sysdeps/sparc/sparc64/memcpy.S @@ -0,0 +1,574 @@ +/* Copy SIZE bytes from SRC to DEST. + For UltraSPARC. + Copyright (C) 1996, 97, 98, 99 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller (davem@caip.rutgers.edu) and + Jakub Jelinek (jj@ultra.linux.cz). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define USE_BPR +#endif +#define FPRS_FEF 4 + +#define FREG_FROB(f1, f2, f3, f4, f5, f6, f7, f8, f9) \ + faligndata %f1, %f2, %f48; \ + faligndata %f2, %f3, %f50; \ + faligndata %f3, %f4, %f52; \ + faligndata %f4, %f5, %f54; \ + faligndata %f5, %f6, %f56; \ + faligndata %f6, %f7, %f58; \ + faligndata %f7, %f8, %f60; \ + faligndata %f8, %f9, %f62; + +#define MAIN_LOOP_CHUNK(src, dest, fdest, fsrc, len, jmptgt) \ + ldda [%src] %asi, %fdest; \ + add %src, 0x40, %src; \ + add %dest, 0x40, %dest; \ + subcc %len, 0x40, %len; \ + be,pn %xcc, jmptgt; \ + stda %fsrc, [%dest - 0x40] %asi; + +#define LOOP_CHUNK1(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f0, f48, len, branch_dest) +#define LOOP_CHUNK2(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f16, f48, len, branch_dest) +#define LOOP_CHUNK3(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f32, f48, len, branch_dest) + +#define STORE_SYNC(dest, fsrc) \ + stda %fsrc, [%dest] %asi; \ + add %dest, 0x40, %dest; + +#define STORE_JUMP(dest, fsrc, target) \ + stda %fsrc, [%dest] %asi; \ + add %dest, 0x40, %dest; \ + ba,pt %xcc, target; + +#define VISLOOP_PAD nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + nop; nop; nop; + +#define FINISH_VISCHUNK(dest, f0, f1, left) \ + subcc %left, 8, %left; \ + bl,pn %xcc, 205f; \ + faligndata %f0, %f1, %f48; \ + std %f48, [%dest]; \ + add %dest, 8, %dest; + +#define UNEVEN_VISCHUNK(dest, f0, f1, left) \ + subcc %left, 8, %left; \ + bl,pn %xcc, 205f; \ + fsrc1 %f0, %f1; \ + ba,a,pt %xcc, 204f; + + /* Macros for non-VIS memcpy code. */ +#define MOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src + offset + 0x00], %t0; \ + ldx [%src + offset + 0x08], %t1; \ + ldx [%src + offset + 0x10], %t2; \ + ldx [%src + offset + 0x18], %t3; \ + stw %t0, [%dst + offset + 0x04]; \ + srlx %t0, 32, %t0; \ + stw %t0, [%dst + offset + 0x00]; \ + stw %t1, [%dst + offset + 0x0c]; \ + srlx %t1, 32, %t1; \ + stw %t1, [%dst + offset + 0x08]; \ + stw %t2, [%dst + offset + 0x14]; \ + srlx %t2, 32, %t2; \ + stw %t2, [%dst + offset + 0x10]; \ + stw %t3, [%dst + offset + 0x1c]; \ + srlx %t3, 32, %t3; \ + stw %t3, [%dst + offset + 0x18]; + +#define MOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src + offset + 0x00], %t0; \ + ldx [%src + offset + 0x08], %t1; \ + ldx [%src + offset + 0x10], %t2; \ + ldx [%src + offset + 0x18], %t3; \ + stx %t0, [%dst + offset + 0x00]; \ + stx %t1, [%dst + offset + 0x08]; \ + stx %t2, [%dst + offset + 0x10]; \ + stx %t3, [%dst + offset + 0x18]; \ + ldx [%src + offset + 0x20], %t0; \ + ldx [%src + offset + 0x28], %t1; \ + ldx [%src + offset + 0x30], %t2; \ + ldx [%src + offset + 0x38], %t3; \ + stx %t0, [%dst + offset + 0x20]; \ + stx %t1, [%dst + offset + 0x28]; \ + stx %t2, [%dst + offset + 0x30]; \ + stx %t3, [%dst + offset + 0x38]; + +#define MOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src - offset - 0x10], %t0; \ + ldx [%src - offset - 0x08], %t1; \ + stw %t0, [%dst - offset - 0x0c]; \ + srlx %t0, 32, %t2; \ + stw %t2, [%dst - offset - 0x10]; \ + stw %t1, [%dst - offset - 0x04]; \ + srlx %t1, 32, %t3; \ + stw %t3, [%dst - offset - 0x08]; + +#define MOVE_LASTALIGNCHUNK(src, dst, offset, t0, t1) \ + ldx [%src - offset - 0x10], %t0; \ + ldx [%src - offset - 0x08], %t1; \ + stx %t0, [%dst - offset - 0x10]; \ + stx %t1, [%dst - offset - 0x08]; + + .text + .align 32 + +ENTRY(bcopy) + or %o0, 0, %g3 /* IEU0 Group */ + addcc %o1, 0, %o0 /* IEU1 */ + brgez,pt %o2, 210f /* CTI */ + or %g3, 0, %o1 /* IEU0 Group */ + retl /* CTI Group brk forced*/ + clr %o0 /* IEU0 */ +END(bcopy) + + .align 32 +200: be,pt %xcc, 201f /* CTI */ + andcc %o0, 0x38, %g5 /* IEU1 Group */ + mov 8, %g1 /* IEU0 */ + sub %g1, %g2, %g2 /* IEU0 Group */ + andcc %o0, 1, %g0 /* IEU1 */ + be,pt %icc, 2f /* CTI */ + sub %o2, %g2, %o2 /* IEU0 Group */ +1: ldub [%o1], %o5 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %g2, 1, %g2 /* IEU1 Group */ + be,pn %xcc, 3f /* CTI */ + stb %o5, [%o0 - 1] /* Store */ +2: ldub [%o1], %o5 /* Load Group */ + add %o0, 2, %o0 /* IEU0 */ + ldub [%o1 + 1], %g3 /* Load Group */ + subcc %g2, 2, %g2 /* IEU1 Group */ + stb %o5, [%o0 - 2] /* Store */ + add %o1, 2, %o1 /* IEU0 */ + bne,pt %xcc, 2b /* CTI Group */ + stb %g3, [%o0 - 1] /* Store */ +3: andcc %o0, 0x38, %g5 /* IEU1 Group */ +201: be,pt %icc, 202f /* CTI */ + mov 64, %g1 /* IEU0 */ + fmovd %f0, %f2 /* FPU */ + sub %g1, %g5, %g5 /* IEU0 Group */ + alignaddr %o1, %g0, %g1 /* GRU Group */ + ldd [%g1], %f4 /* Load Group */ + sub %o2, %g5, %o2 /* IEU0 */ +1: ldd [%g1 + 0x8], %f6 /* Load Group */ + add %g1, 0x8, %g1 /* IEU0 Group */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f4, %f6, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 Group */ + be,pn %xcc, 202f /* CTI */ + add %o0, 8, %o0 /* IEU1 */ + ldd [%g1 + 0x8], %f4 /* Load Group */ + add %g1, 8, %g1 /* IEU0 */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f6, %f4, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 */ + bne,pt %xcc, 1b /* CTI Group */ + add %o0, 8, %o0 /* IEU0 */ +202: membar #LoadStore | #StoreStore | #StoreLoad /* LSU Group */ + wr %g0, ASI_BLK_P, %asi /* LSU Group */ + subcc %o2, 0x40, %g7 /* IEU1 Group */ + mov %o1, %g1 /* IEU0 */ + andncc %g7, (0x40 - 1), %g7 /* IEU1 Group */ + srl %g1, 3, %g2 /* IEU0 */ + sub %o2, %g7, %g3 /* IEU0 Group */ + andn %o1, (0x40 - 1), %o1 /* IEU1 */ + and %g2, 7, %g2 /* IEU0 Group */ + andncc %g3, 0x7, %g3 /* IEU1 */ + fmovd %f0, %f2 /* FPU */ + sub %g3, 0x10, %g3 /* IEU0 Group */ + sub %o2, %g7, %o2 /* IEU1 */ + alignaddr %g1, %g0, %g0 /* GRU Group */ + add %g1, %g7, %g1 /* IEU0 Group */ + subcc %o2, %g3, %o2 /* IEU1 */ + ldda [%o1 + 0x00] %asi, %f0 /* LSU Group */ + add %g1, %g3, %g1 /* IEU0 */ + ldda [%o1 + 0x40] %asi, %f16 /* LSU Group */ + sub %g7, 0x80, %g7 /* IEU0 */ + ldda [%o1 + 0x80] %asi, %f32 /* LSU Group */ + /* Clk1 Group 8-( */ + /* Clk2 Group 8-( */ + /* Clk3 Group 8-( */ + /* Clk4 Group 8-( */ +203: rd %pc, %g5 /* PDU Group 8-( */ + addcc %g5, %lo(300f - 203b), %g5 /* IEU1 Group */ + sll %g2, 9, %g2 /* IEU0 */ + jmpl %g5 + %g2, %g0 /* CTI Group brk forced*/ + addcc %o1, 0xc0, %o1 /* IEU1 Group */ + + .align 512 /* OK, here comes the fun part... */ +300: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) LOOP_CHUNK1(o1, o0, g7, 301f) + FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) LOOP_CHUNK2(o1, o0, g7, 302f) + FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) LOOP_CHUNK3(o1, o0, g7, 303f) + b,pt %xcc, 300b+4; faligndata %f0, %f2, %f48 +301: FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) STORE_JUMP(o0, f48, 400f) membar #Sync +302: FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) STORE_JUMP(o0, f48, 416f) membar #Sync +303: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) STORE_JUMP(o0, f48, 432f) membar #Sync + VISLOOP_PAD +310: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) LOOP_CHUNK1(o1, o0, g7, 311f) + FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) LOOP_CHUNK2(o1, o0, g7, 312f) + FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) LOOP_CHUNK3(o1, o0, g7, 313f) + b,pt %xcc, 310b+4; faligndata %f2, %f4, %f48 +311: FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) STORE_JUMP(o0, f48, 402f) membar #Sync +312: FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) STORE_JUMP(o0, f48, 418f) membar #Sync +313: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) STORE_JUMP(o0, f48, 434f) membar #Sync + VISLOOP_PAD +320: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) LOOP_CHUNK1(o1, o0, g7, 321f) + FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) LOOP_CHUNK2(o1, o0, g7, 322f) + FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) LOOP_CHUNK3(o1, o0, g7, 323f) + b,pt %xcc, 320b+4; faligndata %f4, %f6, %f48 +321: FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) STORE_JUMP(o0, f48, 404f) membar #Sync +322: FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) STORE_JUMP(o0, f48, 420f) membar #Sync +323: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) STORE_JUMP(o0, f48, 436f) membar #Sync + VISLOOP_PAD +330: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) LOOP_CHUNK1(o1, o0, g7, 331f) + FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) LOOP_CHUNK2(o1, o0, g7, 332f) + FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) LOOP_CHUNK3(o1, o0, g7, 333f) + b,pt %xcc, 330b+4; faligndata %f6, %f8, %f48 +331: FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) STORE_JUMP(o0, f48, 406f) membar #Sync +332: FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) STORE_JUMP(o0, f48, 422f) membar #Sync +333: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) STORE_JUMP(o0, f48, 438f) membar #Sync + VISLOOP_PAD +340: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) LOOP_CHUNK1(o1, o0, g7, 341f) + FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) LOOP_CHUNK2(o1, o0, g7, 342f) + FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) LOOP_CHUNK3(o1, o0, g7, 343f) + b,pt %xcc, 340b+4; faligndata %f8, %f10, %f48 +341: FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) STORE_JUMP(o0, f48, 408f) membar #Sync +342: FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) STORE_JUMP(o0, f48, 424f) membar #Sync +343: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) STORE_JUMP(o0, f48, 440f) membar #Sync + VISLOOP_PAD +350: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) LOOP_CHUNK1(o1, o0, g7, 351f) + FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) LOOP_CHUNK2(o1, o0, g7, 352f) + FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) LOOP_CHUNK3(o1, o0, g7, 353f) + b,pt %xcc, 350b+4; faligndata %f10, %f12, %f48 +351: FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) STORE_JUMP(o0, f48, 410f) membar #Sync +352: FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) STORE_JUMP(o0, f48, 426f) membar #Sync +353: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) STORE_JUMP(o0, f48, 442f) membar #Sync + VISLOOP_PAD +360: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) LOOP_CHUNK1(o1, o0, g7, 361f) + FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) LOOP_CHUNK2(o1, o0, g7, 362f) + FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) LOOP_CHUNK3(o1, o0, g7, 363f) + b,pt %xcc, 360b+4; faligndata %f12, %f14, %f48 +361: FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) STORE_JUMP(o0, f48, 412f) membar #Sync +362: FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) STORE_JUMP(o0, f48, 428f) membar #Sync +363: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) STORE_JUMP(o0, f48, 444f) membar #Sync + VISLOOP_PAD +370: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) LOOP_CHUNK1(o1, o0, g7, 371f) + FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) LOOP_CHUNK2(o1, o0, g7, 372f) + FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) LOOP_CHUNK3(o1, o0, g7, 373f) + b,pt %xcc, 370b+4; faligndata %f14, %f16, %f48 +371: FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) STORE_JUMP(o0, f48, 414f) membar #Sync +372: FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) STORE_JUMP(o0, f48, 430f) membar #Sync +373: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) STORE_JUMP(o0, f48, 446f) membar #Sync + VISLOOP_PAD +400: FINISH_VISCHUNK(o0, f0, f2, g3) +402: FINISH_VISCHUNK(o0, f2, f4, g3) +404: FINISH_VISCHUNK(o0, f4, f6, g3) +406: FINISH_VISCHUNK(o0, f6, f8, g3) +408: FINISH_VISCHUNK(o0, f8, f10, g3) +410: FINISH_VISCHUNK(o0, f10, f12, g3) +412: FINISH_VISCHUNK(o0, f12, f14, g3) +414: UNEVEN_VISCHUNK(o0, f14, f0, g3) +416: FINISH_VISCHUNK(o0, f16, f18, g3) +418: FINISH_VISCHUNK(o0, f18, f20, g3) +420: FINISH_VISCHUNK(o0, f20, f22, g3) +422: FINISH_VISCHUNK(o0, f22, f24, g3) +424: FINISH_VISCHUNK(o0, f24, f26, g3) +426: FINISH_VISCHUNK(o0, f26, f28, g3) +428: FINISH_VISCHUNK(o0, f28, f30, g3) +430: UNEVEN_VISCHUNK(o0, f30, f0, g3) +432: FINISH_VISCHUNK(o0, f32, f34, g3) +434: FINISH_VISCHUNK(o0, f34, f36, g3) +436: FINISH_VISCHUNK(o0, f36, f38, g3) +438: FINISH_VISCHUNK(o0, f38, f40, g3) +440: FINISH_VISCHUNK(o0, f40, f42, g3) +442: FINISH_VISCHUNK(o0, f42, f44, g3) +444: FINISH_VISCHUNK(o0, f44, f46, g3) +446: UNEVEN_VISCHUNK(o0, f46, f0, g3) +204: ldd [%o1], %f2 /* Load Group */ + add %o1, 8, %o1 /* IEU0 */ + subcc %g3, 8, %g3 /* IEU1 */ + faligndata %f0, %f2, %f8 /* GRU Group */ + std %f8, [%o0] /* Store */ + bl,pn %xcc, 205f /* CTI */ + add %o0, 8, %o0 /* IEU0 Group */ + ldd [%o1], %f0 /* Load Group */ + add %o1, 8, %o1 /* IEU0 */ + subcc %g3, 8, %g3 /* IEU1 */ + faligndata %f2, %f0, %f8 /* GRU Group */ + std %f8, [%o0] /* Store */ + bge,pt %xcc, 204b /* CTI */ + add %o0, 8, %o0 /* IEU0 Group */ +205: brz,pt %o2, 207f /* CTI Group */ + mov %g1, %o1 /* IEU0 */ +206: ldub [%o1], %g5 /* LOAD */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %xcc, 206b /* CTI */ + stb %g5, [%o0 - 1] /* Store Group */ +207: membar #StoreLoad | #StoreStore /* LSU Group */ + wr %g0, FPRS_FEF, %fprs + retl + mov %g4, %o0 + +208: andcc %o2, 1, %g0 /* IEU1 Group */ + be,pt %icc, 2f+4 /* CTI */ +1: ldub [%o1], %g5 /* LOAD Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %xcc, 209f /* CTI */ + stb %g5, [%o0 - 1] /* Store */ +2: ldub [%o1], %g5 /* LOAD Group */ + add %o0, 2, %o0 /* IEU0 */ + ldub [%o1 + 1], %o5 /* LOAD Group */ + add %o1, 2, %o1 /* IEU0 */ + subcc %o2, 2, %o2 /* IEU1 Group */ + stb %g5, [%o0 - 2] /* Store */ + bne,pt %xcc, 2b /* CTI */ + stb %o5, [%o0 - 1] /* Store */ +209: retl + mov %g4, %o0 + +ENTRY(memcpy) +210: +#ifndef USE_BPR + srl %o2, 0, %o2 /* IEU1 Group */ +#endif + brz,pn %o2, 209b /* CTI Group */ + mov %o0, %g4 /* IEU0 */ + cmp %o2, 15 /* IEU1 Group */ + bleu,pn %xcc, 208b /* CTI */ + cmp %o2, (64 * 6) /* IEU1 Group */ + bgeu,pn %xcc, 200b /* CTI */ + andcc %o0, 7, %g2 /* IEU1 Group */ + sub %o0, %o1, %g5 /* IEU0 */ + andcc %g5, 3, %o5 /* IEU1 Group */ + bne,pn %xcc, 212f /* CTI */ + andcc %o1, 3, %g0 /* IEU1 Group */ + be,a,pt %xcc, 3f /* CTI */ + andcc %o1, 4, %g0 /* IEU1 Group */ + andcc %o1, 1, %g0 /* IEU1 Group */ + be,pn %xcc, 4f /* CTI */ + andcc %o1, 2, %g0 /* IEU1 Group */ + ldub [%o1], %g2 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + sub %o2, 1, %o2 /* IEU0 Group */ + bne,pn %xcc, 5f /* CTI Group */ + stb %g2, [%o0 - 1] /* Store */ +4: lduh [%o1], %g2 /* Load Group */ + add %o1, 2, %o1 /* IEU0 */ + add %o0, 2, %o0 /* IEU1 */ + sub %o2, 2, %o2 /* IEU0 */ + sth %g2, [%o0 - 2] /* Store Group + bubble */ +5: andcc %o1, 4, %g0 /* IEU1 */ +3: be,a,pn %xcc, 2f /* CTI */ + andcc %o2, -128, %g7 /* IEU1 Group */ + lduw [%o1], %g5 /* Load Group */ + add %o1, 4, %o1 /* IEU0 */ + add %o0, 4, %o0 /* IEU1 */ + sub %o2, 4, %o2 /* IEU0 Group */ + stw %g5, [%o0 - 4] /* Store */ + andcc %o2, -128, %g7 /* IEU1 Group */ +2: be,pn %xcc, 3f /* CTI */ + andcc %o0, 4, %g0 /* IEU1 Group */ + be,pn %xcc, 82f + 4 /* CTI Group */ +5: MOVE_BIGCHUNK(o1, o0, 0x00, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x20, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x40, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x60, g1, g3, g5, o5) +35: subcc %g7, 128, %g7 /* IEU1 Group */ + add %o1, 128, %o1 /* IEU0 */ + bne,pt %xcc, 5b /* CTI */ + add %o0, 128, %o0 /* IEU0 Group */ +3: andcc %o2, 0x70, %g7 /* IEU1 Group */ +41: be,pn %xcc, 80f /* CTI */ + andcc %o2, 8, %g0 /* IEU1 Group */ + /* Clk1 8-( */ + /* Clk2 8-( */ + /* Clk3 8-( */ + /* Clk4 8-( */ +79: rd %pc, %o5 /* PDU Group */ + sll %g7, 1, %g5 /* IEU0 Group */ + add %o1, %g7, %o1 /* IEU1 */ + sub %o5, %g5, %o5 /* IEU0 Group */ + jmpl %o5 + %lo(80f - 79b), %g0 /* CTI Group brk forced*/ + add %o0, %g7, %o0 /* IEU0 Group */ +36: MOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g5, o5) +80: be,pt %xcc, 81f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 */ + ldx [%o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + stw %g2, [%o0 - 0x4] /* Store Group */ + add %o1, 8, %o1 /* IEU1 */ + srlx %g2, 32, %g2 /* IEU0 Group */ + stw %g2, [%o0 - 0x8] /* Store */ +81: be,pt %xcc, 1f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + lduw [%o1], %g2 /* Load Group */ + add %o1, 4, %o1 /* IEU0 */ + stw %g2, [%o0] /* Store Group */ + add %o0, 4, %o0 /* IEU0 */ +1: be,pt %xcc, 1f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + lduh [%o1], %g2 /* Load Group */ + add %o1, 2, %o1 /* IEU0 */ + sth %g2, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ +1: be,pt %xcc, 211f /* CTI */ + nop /* IEU1 */ + ldub [%o1], %g2 /* Load Group */ + stb %g2, [%o0] /* Store Group + bubble */ +211: retl + mov %g4, %o0 + +82: MOVE_BIGALIGNCHUNK(o1, o0, 0x00, g1, g3, g5, o5) + MOVE_BIGALIGNCHUNK(o1, o0, 0x40, g1, g3, g5, o5) +37: subcc %g7, 128, %g7 /* IEU1 Group */ + add %o1, 128, %o1 /* IEU0 */ + bne,pt %xcc, 82b /* CTI */ + add %o0, 128, %o0 /* IEU0 Group */ + andcc %o2, 0x70, %g7 /* IEU1 */ + be,pn %xcc, 84f /* CTI */ + andcc %o2, 8, %g0 /* IEU1 Group */ + /* Clk1 8-( */ + /* Clk2 8-( */ + /* Clk3 8-( */ + /* Clk4 8-( */ +83: rd %pc, %o5 /* PDU Group */ + add %o1, %g7, %o1 /* IEU0 Group */ + sub %o5, %g7, %o5 /* IEU1 */ + jmpl %o5 + %lo(84f - 83b), %g0 /* CTI Group brk forced*/ + add %o0, %g7, %o0 /* IEU0 Group */ +38: MOVE_LASTALIGNCHUNK(o1, o0, 0x60, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x50, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x40, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x30, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x20, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x10, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x00, g2, g3) +84: be,pt %xcc, 85f /* CTI Group */ + andcc %o2, 4, %g0 /* IEU1 */ + ldx [%o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + add %o1, 8, %o1 /* IEU0 Group */ + stx %g2, [%o0 - 0x8] /* Store */ +85: be,pt %xcc, 1f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + lduw [%o1], %g2 /* Load Group */ + add %o0, 4, %o0 /* IEU0 */ + add %o1, 4, %o1 /* IEU0 Group */ + stw %g2, [%o0 - 0x4] /* Store */ +1: be,pt %xcc, 1f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + lduh [%o1], %g2 /* Load Group */ + add %o0, 2, %o0 /* IEU0 */ + add %o1, 2, %o1 /* IEU0 Group */ + sth %g2, [%o0 - 0x2] /* Store */ +1: be,pt %xcc, 1f /* CTI */ + nop /* IEU0 Group */ + ldub [%o1], %g2 /* Load Group */ + stb %g2, [%o0] /* Store Group + bubble */ +1: retl + mov %g4, %o0 + +212: brz,pt %g2, 2f /* CTI Group */ + mov 8, %g1 /* IEU0 */ + sub %g1, %g2, %g2 /* IEU0 Group */ + sub %o2, %g2, %o2 /* IEU0 Group */ +1: ldub [%o1], %g5 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %g2, 1, %g2 /* IEU1 Group */ + bne,pt %xcc, 1b /* CTI */ + stb %g5, [%o0 - 1] /* Store */ +2: andn %o2, 7, %g5 /* IEU0 Group */ + and %o2, 7, %o2 /* IEU1 */ + fmovd %f0, %f2 /* FPU */ + alignaddr %o1, %g0, %g1 /* GRU Group */ + ldd [%g1], %f4 /* Load Group */ +1: ldd [%g1 + 0x8], %f6 /* Load Group */ + add %g1, 0x8, %g1 /* IEU0 Group */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f4, %f6, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 Group */ + be,pn %xcc, 213f /* CTI */ + add %o0, 8, %o0 /* IEU1 */ + ldd [%g1 + 0x8], %f4 /* Load Group */ + add %g1, 8, %g1 /* IEU0 */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f6, %f4, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 */ + bne,pn %xcc, 1b /* CTI Group */ + add %o0, 8, %o0 /* IEU0 */ +213: brz,pn %o2, 214f /* CTI Group */ + nop /* IEU0 */ + ldub [%o1], %g5 /* LOAD */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %xcc, 206b /* CTI */ + stb %g5, [%o0 - 1] /* Store Group */ +214: wr %g0, FPRS_FEF, %fprs + retl + mov %g4, %o0 +END(memcpy) diff --git a/sysdeps/sparc/sparc64/memset.S b/sysdeps/sparc/sparc64/memset.S new file mode 100644 index 0000000000..8106a5c999 --- /dev/null +++ b/sysdeps/sparc/sparc64/memset.S @@ -0,0 +1,316 @@ +/* Set a block of memory to some byte value. + For UltraSPARC. + Copyright (C) 1996, 97, 98, 99 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller (davem@caip.rutgers.edu) and + Jakub Jelinek (jj@ultra.linux.cz). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif +#define FPRS_FEF 4 + +#define SET_BLOCKS(base, offset, source) \ + stx source, [base - offset - 0x18]; \ + stx source, [base - offset - 0x10]; \ + stx source, [base - offset - 0x08]; \ + stx source, [base - offset - 0x00]; + + /* Well, memset is a lot easier to get right than bcopy... */ + .text + .align 32 +ENTRY(memset) +#ifndef USE_BPR + srl %o1, 0, %o1 + mov %o0, %g3 +#endif + brz,a,pt %o1, 50f +#ifndef USE_BPR + srl %o2, 0, %o1 +#else + mov %o2, %o1 +#endif + cmp %o2, 7 +#ifndef USE_BPR + srl %o2, 0, %o2 +#endif + bleu,pn %XCC, 17f + andcc %o0, 3, %g5 + be,pt %xcc, 4f + and %o1, 0xff, %o1 + cmp %g5, 3 + be,pn %xcc, 2f + stb %o1, [%o0 + 0x00] + cmp %g5, 2 + be,pt %xcc, 2f + stb %o1, [%o0 + 0x01] + stb %o1, [%o0 + 0x02] +2: sub %g5, 4, %g5 + sub %o0, %g5, %o0 + add %o2, %g5, %o2 +4: sllx %o1, 8, %g1 + andcc %o0, 4, %g0 + or %o1, %g1, %o1 + sllx %o1, 16, %g1 + or %o1, %g1, %o1 + be,pt %xcc, 2f + sllx %o1, 32, %g1 + stw %o1, [%o0] + sub %o2, 4, %o2 + add %o0, 4, %o0 +2: cmp %o2, 128 + or %o1, %g1, %o1 + blu,pn %xcc, 9f + andcc %o0, 0x38, %g5 + be,pn %icc, 6f + mov 64, %o5 + andcc %o0, 8, %g0 + be,pn %icc, 1f + sub %o5, %g5, %o5 + stx %o1, [%o0] + add %o0, 8, %o0 +1: andcc %o5, 16, %g0 + be,pn %icc, 1f + sub %o2, %o5, %o2 + stx %o1, [%o0] + stx %o1, [%o0 + 8] + add %o0, 16, %o0 +1: andcc %o5, 32, %g0 + be,pn %icc, 7f + andncc %o2, 0x3f, %o3 + stw %o1, [%o0] + stw %o1, [%o0 + 4] + stw %o1, [%o0 + 8] + stw %o1, [%o0 + 12] + stw %o1, [%o0 + 16] + stw %o1, [%o0 + 20] + stw %o1, [%o0 + 24] + stw %o1, [%o0 + 28] + add %o0, 32, %o0 +7: be,pn %xcc, 9f + nop + ldd [%o0 - 8], %f0 +18: wr %g0, ASI_BLK_P, %asi + membar #StoreStore | #LoadStore + andcc %o3, 0xc0, %g5 + and %o2, 0x3f, %o2 + fmovd %f0, %f2 + fmovd %f0, %f4 + andn %o3, 0xff, %o3 + fmovd %f0, %f6 + cmp %g5, 64 + fmovd %f0, %f8 + fmovd %f0, %f10 + fmovd %f0, %f12 + brz,pn %g5, 10f + fmovd %f0, %f14 + be,pn %icc, 2f + stda %f0, [%o0 + 0x00] %asi + cmp %g5, 128 + be,pn %icc, 2f + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi +2: brz,pn %o3, 12f + add %o0, %g5, %o0 +10: stda %f0, [%o0 + 0x00] %asi + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi + stda %f0, [%o0 + 0xc0] %asi +11: subcc %o3, 256, %o3 + bne,pt %xcc, 10b + add %o0, 256, %o0 +12: wr %g0, FPRS_FEF, %fprs + membar #StoreLoad | #StoreStore +9: andcc %o2, 0x78, %g5 + be,pn %xcc, 13f + andcc %o2, 7, %o2 +14: rd %pc, %o4 + srl %g5, 1, %o3 + sub %o4, %o3, %o4 + jmpl %o4 + (13f - 14b), %g0 + add %o0, %g5, %o0 +12: SET_BLOCKS (%o0, 0x68, %o1) + SET_BLOCKS (%o0, 0x48, %o1) + SET_BLOCKS (%o0, 0x28, %o1) + SET_BLOCKS (%o0, 0x08, %o1) +13: be,pn %xcc, 8f + andcc %o2, 4, %g0 + be,pn %xcc, 1f + andcc %o2, 2, %g0 + stw %o1, [%o0] + add %o0, 4, %o0 +1: be,pn %xcc, 1f + andcc %o2, 1, %g0 + sth %o1, [%o0] + add %o0, 2, %o0 +1: bne,a,pn %xcc, 8f + stb %o1, [%o0] +8: retl + mov %g3, %o0 +17: brz,pn %o2, 0f +8: add %o0, 1, %o0 + subcc %o2, 1, %o2 + bne,pt %xcc, 8b + stb %o1, [%o0 - 1] +0: retl + mov %g3, %o0 + +6: stx %o1, [%o0] + andncc %o2, 0x3f, %o3 + be,pn %xcc, 9b + nop + ba,pt %xcc, 18b + ldd [%o0], %f0 +END(memset) + +#define ZERO_BLOCKS(base, offset, source) \ + stx source, [base - offset - 0x38]; \ + stx source, [base - offset - 0x30]; \ + stx source, [base - offset - 0x28]; \ + stx source, [base - offset - 0x20]; \ + stx source, [base - offset - 0x18]; \ + stx source, [base - offset - 0x10]; \ + stx source, [base - offset - 0x08]; \ + stx source, [base - offset - 0x00]; + + .text + .align 32 +ENTRY(__bzero) +#ifndef USE_BPR + srl %o1, 0, %o1 +#endif + mov %o0, %g3 +50: cmp %o1, 7 + bleu,pn %xcc, 17f + andcc %o0, 3, %o2 + be,a,pt %xcc, 4f + andcc %o0, 4, %g0 + cmp %o2, 3 + be,pn %xcc, 2f + stb %g0, [%o0 + 0x00] + cmp %o2, 2 + be,pt %xcc, 2f + stb %g0, [%o0 + 0x01] + stb %g0, [%o0 + 0x02] +2: sub %o2, 4, %o2 + sub %o0, %o2, %o0 + add %o1, %o2, %o1 + andcc %o0, 4, %g0 +4: be,pt %xcc, 2f + cmp %o1, 128 + stw %g0, [%o0] + sub %o1, 4, %o1 + add %o0, 4, %o0 +2: blu,pn %xcc, 9f + andcc %o0, 0x38, %o2 + be,pn %icc, 6f + mov 64, %o5 + andcc %o0, 8, %g0 + be,pn %icc, 1f + sub %o5, %o2, %o5 + stx %g0, [%o0] + add %o0, 8, %o0 +1: andcc %o5, 16, %g0 + be,pn %icc, 1f + sub %o1, %o5, %o1 + stx %g0, [%o0] + stx %g0, [%o0 + 8] + add %o0, 16, %o0 +1: andcc %o5, 32, %g0 + be,pn %icc, 7f + andncc %o1, 0x3f, %o3 + stx %g0, [%o0] + stx %g0, [%o0 + 8] + stx %g0, [%o0 + 16] + stx %g0, [%o0 + 24] + add %o0, 32, %o0 +6: andncc %o1, 0x3f, %o3 +7: be,pn %xcc, 9f + wr %g0, ASI_BLK_P, %asi + membar #StoreLoad | #StoreStore | #LoadStore + fzero %f0 + andcc %o3, 0xc0, %o2 + and %o1, 0x3f, %o1 + fzero %f2 + andn %o3, 0xff, %o3 + faddd %f0, %f2, %f4 + fmuld %f0, %f2, %f6 + cmp %o2, 64 + faddd %f0, %f2, %f8 + fmuld %f0, %f2, %f10 + faddd %f0, %f2, %f12 + brz,pn %o2, 10f + fmuld %f0, %f2, %f14 + be,pn %icc, 2f + stda %f0, [%o0 + 0x00] %asi + cmp %o2, 128 + be,pn %icc, 2f + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi +2: brz,pn %o3, 12f + add %o0, %o2, %o0 +10: stda %f0, [%o0 + 0x00] %asi + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi + stda %f0, [%o0 + 0xc0] %asi +11: subcc %o3, 256, %o3 + bne,pt %xcc, 10b + add %o0, 256, %o0 +12: wr %g0, FPRS_FEF, %fprs + membar #StoreLoad | #StoreStore +9: andcc %o1, 0xf8, %o2 + be,pn %xcc, 13f + andcc %o1, 7, %o1 +14: rd %pc, %o4 + srl %o2, 1, %o3 + sub %o4, %o3, %o4 + jmpl %o4 + (13f - 14b), %g0 + add %o0, %o2, %o0 +12: ZERO_BLOCKS (%o0, 0xc8, %g0) + ZERO_BLOCKS (%o0, 0x88, %g0) + ZERO_BLOCKS (%o0, 0x48, %g0) + ZERO_BLOCKS (%o0, 0x08, %g0) +13: be,pn %xcc, 8f + andcc %o1, 4, %g0 + be,pn %xcc, 1f + andcc %o1, 2, %g0 + stw %g0, [%o0] + add %o0, 4, %o0 +1: be,pn %xcc, 1f + andcc %o1, 1, %g0 + sth %g0, [%o0] + add %o0, 2, %o0 +1: bne,a,pn %xcc, 8f + stb %g0, [%o0] +8: retl + mov %g3, %o0 +17: be,pn %xcc, 13b + orcc %o1, 0, %g0 + be,pn %xcc, 0f +8: add %o0, 1, %o0 + subcc %o1, 1, %o1 + bne,pt %xcc, 8b + stb %g0, [%o0 - 1] +0: retl + mov %g3, %o0 +END(__bzero) + +weak_alias(__bzero, bzero) diff --git a/sysdeps/sparc/sparc64/stpcpy.S b/sysdeps/sparc/sparc64/stpcpy.S new file mode 100644 index 0000000000..1dd48e701a --- /dev/null +++ b/sysdeps/sparc/sparc64/stpcpy.S @@ -0,0 +1,268 @@ +/* Copy SRC to DEST returning the address of the terminating '\0' in DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(__stpcpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + bne,pn %icc, 12f /* CTI */ + andcc %o1, 7, %g3 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 14f /* CTI */ + + sllx %g1, 7, %g2 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ +2: mov %o3, %g3 /* IEU0 Group */ + + sub %o3, %g1, %o2 /* IEU1 */ +3: ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + andcc %o2, %g2, %g0 /* IEU1 */ + + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + srlx %g3, 56, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ + + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + bne,pt %icc, 3b /* CTI */ + + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + sub %o0, 1, %o0 /* IEU0 */ + + .align 16 +6: ba,pt %xcc, 23f /* CTI Group */ + sub %o0, 3, %g7 /* IEU0 */ +5: sub %o0, 2, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 2] /* Store */ + + srlx %g3, 16, %g4 /* IEU0 Group */ +23: sth %g4, [%o0 - 4] /* Store */ + srlx %g3, 32, %g4 /* IEU0 Group */ + stw %g4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +8: ba,pt %xcc, 24f /* CTI Group */ + sub %o0, 5, %g7 /* IEU0 */ + +7: sub %o0, 4, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 4] /* Store */ + srlx %g3, 32, %g4 /* IEU0 Group */ +24: stw %g4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +10: ba,pt %xcc, 25f /* CTI Group */ + sub %o0, 7, %g7 /* IEU0 */ + +9: sub %o0, 6, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 6] /* Store */ + srlx %g3, 48, %g4 /* IEU0 */ +25: sth %g4, [%o0 - 8] /* Store Group */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, 8, %o0 /* IEU0 */ + + .align 16 +12: or %g1, %g2, %g1 /* IEU0 Group */ + ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ +14: orcc %g0, 64, %g4 /* IEU1 Group */ + + sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + sub %o0, 1, %o0 /* IEU0 */ + + .align 16 +17: ba,pt %xcc, 26f /* CTI Group */ + subcc %o0, 3, %g7 /* IEU1 */ +18: ba,pt %xcc, 27f /* CTI Group */ + subcc %o0, 4, %g7 /* IEU1 */ + +19: ba,pt %xcc, 28f /* CTI Group */ + subcc %o0, 5, %g7 /* IEU1 */ +16: subcc %o0, 2, %g7 /* IEU1 Group */ + srlx %o3, 8, %o4 /* IEU0 */ + + stb %o4, [%o0 - 2] /* Store */ +26: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ +27: srlx %o3, 24, %o4 /* IEU0 Group */ + + stb %o4, [%o0 - 4] /* Store */ +28: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +21: ba,pt %xcc, 29f /* CTI Group */ + subcc %o0, 7, %g7 /* IEU1 */ +22: ba,pt %xcc, 30f /* CTI Group */ + subcc %o0, 8, %g7 /* IEU1 */ + +20: subcc %o0, 6, %g7 /* IEU1 Group */ + srlx %o3, 40, %o4 /* IEU0 */ + stb %o4, [%o0 - 6] /* Store */ +29: srlx %o3, 48, %o4 /* IEU0 Group */ + + stb %o4, [%o0 - 7] /* Store */ +30: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +END(__stpcpy) + +weak_alias (__stpcpy, stpcpy) diff --git a/sysdeps/sparc/sparc64/stpncpy.S b/sysdeps/sparc/sparc64/stpncpy.S new file mode 100644 index 0000000000..ee1a935d3e --- /dev/null +++ b/sysdeps/sparc/sparc64/stpncpy.S @@ -0,0 +1,421 @@ +/* stpncpy(DST, SRC, COUNT) - Copy no more than N characters of + SRC to DEST, returning the address of the terminating '\0' in + DEST, if any, or else DEST + N. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(__stpncpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 19f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ +#endif + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + sllx %g1, 32, %g2 /* IEU0 */ + bne,pn %icc, 26f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o1, 7, %g3 /* IEU1 */ + + bne,pn %icc, 28f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldx [%o1], %o3 /* Load */ +1: add %o1, 8, %o1 /* IEU1 */ + +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 18f /* CTI */ + sub %o3, %g1, %o4 /* IEU0 */ + add %o0, 8, %o0 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_MORE + andn %o4, %o3, %o4 /* IEU1 */ +#endif + mov %o3, %g3 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + add %o1, 8, %o1 /* IEU0 Group */ + andcc %o4, %g2, %g0 /* IEU1 */ + + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0-8] /* Store Group */ + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 16f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 15f /* CTI */ + + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 14f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + sub %o0, 1, %g7 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + bne,pt %icc, 2b /* CTI */ +3: stx %g3, [%o0-8] /* Store */ + andncc %o2, 31, %g3 /* IEU1 Group */ + +4: be,pn %XCC, 41f /* CTI */ + and %o2, 31, %o2 /* IEU1 Group */ +40: stx %g0, [%o0] /* Store */ + stx %g0, [%o0 + 8] /* Store Group */ + + subcc %g3, 32, %g3 /* IEU1 */ + stx %g0, [%o0 + 16] /* Store Group */ + stx %g0, [%o0 + 24] /* Store Group */ + bne,pt %XCC, 40b /* CTI */ + + add %o0, 32, %o0 /* IEU0 */ +41: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,a,pn %XCC, 6f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 Group */ + +5: stx %g0, [%o0] /* Store */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bge,pt %XCC, 5b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + andcc %o2, 4, %g0 /* IEU1 Group */ +6: be,a,pn %icc, 7f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + stw %g0, [%o0] /* Store */ + + add %o0, 4, %o0 /* IEU0 */ + andcc %o2, 2, %g0 /* IEU1 Group */ +7: be,a,pn %icc, 8f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + + sth %g0, [%o0] /* Store */ + add %o0, 2, %o0 /* IEU0 */ + andcc %o2, 1, %g0 /* IEU1 Group */ +8: bne,a,pn %icc, 9f /* CTI */ + + stb %g0, [%o0] /* Store */ +9: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +10: subcc %o0, 2, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 8, %g3 /* IEU0 */ +11: subcc %o0, 3, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %g4, 16, %g3 /* IEU0 */ +12: subcc %o0, 4, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 24, %g3 /* IEU0 */ + +13: subcc %o0, 5, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %g4, 32, %g3 /* IEU0 */ +14: subcc %o0, 6, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 40, %g3 /* IEU0 */ +15: subcc %o0, 7, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %g4, 48, %g3 /* IEU0 */ +16: subcc %o0, 8, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + clr %g3 /* IEU0 */ + + .align 16 +17: or %o3, %o4, %o3 /* IEU0 Group */ + sub %o3, %g1, %o4 /* IEU1 */ +18: addcc %o2, 8, %o2 /* IEU1 Group */ + be,pn %XCC, 19f /* CTI */ + + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 21f /* CTI */ + srlx %o3, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 48, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 40, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 24, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 16, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 8, %o3 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +59: add %o0, 1, %o2 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + movne %icc, %o2, %o0 /* Single Group */ +19: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + +20: mov %o0, %g7 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 51f /* CTI */ + add %o0, 1, %o0 /* IEU0 Group */ + +50: stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 Group */ + bne,pt %XCC, 50b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + +51: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +21: andcc %o2, 4, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 */ + stw %g5, [%o0] /* Store Group */ + + add %o0, 4, %o0 /* IEU0 */ + mov %o3, %g5 /* IEU1 */ +22: andcc %o2, 2, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + + srlx %g5, 16, %g4 /* IEU0 */ + sth %g4, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ + mov %g5, %g4 /* IEU1 */ + +23: srlx %g4, 8, %g4 /* IEU0 Group */ + andcc %o2, 1, %g0 /* IEU1 */ + bne,a,pn %icc, 24f /* CTI */ + stb %g4, [%o0] /* Store Group */ + + retl /* CTI+IEU1 Group */ + nop /* IEU0 */ +24: retl /* CTI+IEU1 Group */ + add %o0, 1, %o0 /* IEU0 */ + + .align 16 +55: sub %o0, 1, %g7 /* IEU0 Group */ +25: andcc %o0, 7, %g0 /* IEU1 */ + be,a,pn %icc, 4b /* CTI */ + andncc %o2, 31, %g3 /* IEU1 Group */ + + stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %XCC, 25b /* CTI */ + add %o0, 1, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +26: ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +27: subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 59b /* CTI */ + add %o1, 1, %o1 /* IEU0 Group */ + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 55b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 27b /* CTI */ + + stb %o3, [%o0] /* Store */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + +28: orcc %g0, 64, %g4 /* IEU1 Group */ + sllx %g3, 3, %g5 /* IEU0 */ + sub %g4, %g5, %g4 /* IEU0 Group */ + sub %o1, %g3, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080808080 + %g3 = source alignment + %g5 = number of bits to shift left + %g4 = number of bits to shift right */ + + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + addcc %o1, 8, %o1 /* IEU1 */ +29: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + + subcc %o2, 8, %o2 /* IEU1 */ + bl,pn %XCC, 17b /* CTI */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + + or %o3, %o4, %o3 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 36f /* CTI */ + srlx %o3, 48, %g7 /* IEU0 */ + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 35f /* CTI */ + + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 34f /* CTI */ + srlx %o3, 32, %g7 /* IEU0 */ + + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 33f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 32f /* CTI */ + srlx %o3, 16, %g7 /* IEU0 */ + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 31f /* CTI */ + + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 30f /* CTI */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + bne,pn %icc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + sub %o0, 1, %g7 /* IEU0 Group */ + ba,pt %xcc, 4b /* CTI */ + + andncc %o2, 31, %g3 /* IEU1 */ +30: subcc %o0, 2, %g7 /* IEU0 */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 8, %g3 /* IEU0 Group */ + +31: sllx %g7, 16, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sub %o0, 3, %g7 /* IEU1 */ +32: subcc %o0, 4, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 24, %g3 /* IEU0 */ +33: sllx %g7, 32, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + + sub %o0, 5, %g7 /* IEU1 */ +34: subcc %o0, 6, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 40, %g3 /* IEU0 */ + +35: sllx %g7, 48, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sub %o0, 7, %g7 /* IEU1 */ +36: subcc %o0, 8, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 56, %g3 /* IEU0 */ +END(__stpncpy) + +weak_alias(__stpncpy, stpncpy) diff --git a/sysdeps/sparc/sparc64/strcat.S b/sysdeps/sparc/sparc64/strcat.S new file mode 100644 index 0000000000..55a6468665 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcat.S @@ -0,0 +1,336 @@ +/* strcat (dest, src) -- Append SRC on the end of DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcat) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %g7 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 32f /* CTI */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + brz,pn %o3, 30f /* CTI+IEU1 */ + ldx [%o0], %o3 /* Load */ +48: add %o0, 8, %o0 /* IEU0 Group */ + +49: sub %o3, %g1, %o2 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g5 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g5, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 49b /* CTI */ + + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + srlx %o2, 32, %o2 /* IEU0 */ +50: andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pn %xcc, 51f /* CTI */ + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 29f /* CTI */ + + srlx %g3, 48, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 28f /* CTI */ + srlx %g3, 40, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 27f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 26f /* CTI */ +51: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 25f /* CTI */ + + srlx %g3, 16, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + srlx %g3, 8, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 52f /* CTI */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 49b /* CTI */ + + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 50b /* CTI */ + srlx %o2, 32, %o2 /* IEU0 */ + + .align 16 +52: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -9, %o0 /* IEU0 */ +23: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -10, %o0 /* IEU0 */ + +24: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -11, %o0 /* IEU0 */ +25: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -12, %o0 /* IEU0 */ + +26: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -13, %o0 /* IEU0 */ +27: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -14, %o0 /* IEU0 */ + +28: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -15, %o0 /* IEU0 */ +29: add %o0, -16, %o0 /* IEU0 Group */ +30: andcc %o1, 7, %g3 /* IEU1 */ + +31: bne,pn %icc, 14f /* CTI */ + orcc %g0, 64, %g4 /* IEU1 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ + +2: mov %o3, %g3 /* IEU0 Group */ +3: sub %o3, %g1, %o2 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + + andcc %o2, %g2, %g0 /* IEU1 */ + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 9f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + + bne,pt %icc, 3b /* CTI */ + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +5: stb %g5, [%o0 - 2] /* Store Group */ + srlx %g3, 16, %g4 /* IEU0 */ +6: sth %g4, [%o0 - 4] /* Store Group */ + srlx %g3, 32, %g4 /* IEU0 */ + + stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +7: stb %g5, [%o0 - 4] /* Store Group */ + + srlx %g3, 32, %g4 /* IEU0 */ +8: stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +9: stb %g5, [%o0 - 6] /* Store Group */ + srlx %g3, 48, %g4 /* IEU0 */ +10: sth %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +32: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 48b /* CTI */ + ldx [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 Group */ + + brnz,a,pt %o3, 32b /* CTI+IEU1 */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + add %o0, -1, %o0 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pn %icc, 31b /* CTI */ + andcc %o1, 7, %g3 /* IEU1 Group */ +12: ldub [%o1], %o3 /* Load */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + orcc %g0, 64, %g4 /* IEU1 Group */ + +14: sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +16: srlx %o3, 8, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 2] /* Store */ +17: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ + +18: srlx %o3, 24, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 4] /* Store */ +19: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + nop + nop + +20: srlx %o3, 40, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 6] /* Store */ +21: srlx %o3, 48, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 7] /* Store */ + +22: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +END(strcat) diff --git a/sysdeps/sparc/sparc64/strchr.S b/sysdeps/sparc/sparc64/strchr.S new file mode 100644 index 0000000000..8324c4c8d6 --- /dev/null +++ b/sysdeps/sparc/sparc64/strchr.S @@ -0,0 +1,479 @@ +/* strchr (str, ch) -- Return pointer to first occurrence of CH in STR. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strchr) +#ifndef USE_BPR + srl %o1, 0, %o1 /* IEU0 Group */ +#endif + brz,pn %o1, 17f /* CTI+IEU1 Group */ + sllx %o1, 8, %g3 /* IEU0 */ + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + or %g3, %o1, %g3 /* IEU1 */ + + ldub [%o0], %o3 /* Load */ + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + brz,pn %o3, 5f /* CTI+IEU1 */ + orcc %g3, %g5, %g3 /* IEU1 Group */ + sllx %g3, 32, %g5 /* IEU0 */ + cmp %o3, %o1 /* IEU1 Group */ + + be,pn %xcc, 14f /* CTI */ + or %g1, %g2, %g1 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pn %icc, 15f /* CTI */ + + add %o0, 1, %o0 /* IEU0 */ + ldx [%o0], %o3 /* Load Group */ +1: sllx %g1, 7, %g2 /* IEU0 */ + or %g3, %g5, %g3 /* IEU1 */ + + add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ + sub %o4, %g1, %o5 /* IEU1 */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + andn %o5, %o4, %o5 /* IEU1 */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %g7, %o5 /* IEU0 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %o2, %o5 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU1 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + srlx %o5, 32, %g5 /* IEU0 Group */ + add %o2, %g1, %o2 /* IEU1 */ + +3: andcc %g5, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 4f /* CTI */ + srlx %o2, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + + srlx %o2, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %o2, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %o2, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 32, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ +4: srlx %o2, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + + srlx %o2, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %o2, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 13f /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + ldxa [%o0] ASI_PNF, %o3 /* Load Group */ + sub %o4, %g1, %o5 /* IEU0 */ + + or %o5, %o2, %o5 /* IEU1 */ + add %o0, 8, %o0 /* IEU0 Group */ + andcc %o5, %g2, %g0 /* IEU1 */ + be,a,pt %xcc, 2b /* CTI */ + + xor %o3, %g3, %o4 /* IEU0 Group */ + srlx %o5, 32, %g5 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + add %o2, %g1, %o2 /* IEU1 */ + + .align 16 +5: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ +6: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ + +7: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ + +9: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ +10: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ + +11: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ +12: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ + +13: retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ +14: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + + .align 16 +15: ldub [%o0], %o3 /* Load Group */ +16: andcc %o0, 7, %g0 /* IEU1 */ + be,a,pn %icc, 1b /* CTI */ + ldx [%o0], %o3 /* Load Group */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + cmp %o3, %o1 /* IEU1 Group */ + + bne,a,pn %icc, 16b /* CTI */ + ldub [%o0], %o3 /* Load */ + retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ + + /* strchr (str, 0) */ + .align 32 + nop + .align 16 +17: sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 32f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + + brz,pn %o3, 30f /* CTI+IEU1 */ + ldx [%o0], %o3 /* Load */ +18: add %o0, 8, %o0 /* IEU0 Group */ +19: sub %o3, %g1, %o2 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 19b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + addcc %o2, %g1, %g3 /* IEU1 Group */ + srlx %o2, 32, %o2 /* IEU0 */ +20: andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 21f /* CTI */ + + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 29f /* CTI */ + srlx %g3, 48, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 28f /* CTI */ + srlx %g3, 40, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 27f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 26f /* CTI */ + +21: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 25f /* CTI */ + srlx %g3, 16, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + srlx %g3, 8, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 23f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 19b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 20b /* CTI */ + srlx %o2, 32, %o2 /* IEU0 */ + + .align 16 +22: retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ +23: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ + +24: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ +25: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ + +26: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ +27: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ + +28: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ +29: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ + +30: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + + .align 16 +32: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 18b /* CTI */ + ldx [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 Group */ + + brnz,a,pt %o3, 32b /* CTI+IEU1 */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ +END(strchr) + + .align 32 +ENTRY(strrchr) +#ifndef USE_BPR + srl %o1, 0, %o1 /* IEU0 Group */ +#endif + brz,pn %o1, 17b /* CTI+IEU1 Group */ + clr %g4 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 13f /* CTI */ + + sllx %o1, 8, %g3 /* IEU0 */ + ldx [%o0], %o3 /* Load Group */ +1: sethi %hi(0x01010101), %g1 /* IEU0 */ + or %g3, %o1, %g3 /* IEU1 */ + + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + + sllx %g3, 32, %g5 /* IEU0 Group */ + or %g1, %g2, %g1 /* IEU1 */ + sllx %g1, 7, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + + add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ +3: sub %o4, %g1, %o5 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + andn %o5, %o4, %o5 /* IEU1 */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %g7, %o5 /* IEU0 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %o2, %o5 /* IEU0 Group */ +#endif + + add %o0, 8, %o0 /* IEU1 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + + srlx %o5, 32, %g5 /* IEU0 Group */ + add %o2, %g1, %o2 /* IEU1 */ + andcc %g5, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 7f /* CTI */ + + srlx %o2, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 48, %g5 /* IEU0 */ + be,a,pn %icc, 4f /* CTI */ + add %o0, -16, %g4 /* IEU0 Group */ + +4: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + srlx %o2, 40, %g5 /* IEU0 */ + be,a,pn %icc, 5f /* CTI */ + add %o0, -15, %g4 /* IEU0 Group */ +5: andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 32, %g5 /* IEU0 */ + + be,a,pn %icc, 6f /* CTI */ + add %o0, -14, %g4 /* IEU0 Group */ +6: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + + srlx %o4, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 7f /* CTI */ + add %o0, -13, %g4 /* IEU0 */ + +7: srlx %o2, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 16, %g5 /* IEU0 */ + be,a,pn %icc, 8f /* CTI */ + add %o0, -12, %g4 /* IEU0 Group */ + +8: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + srlx %o2, 8, %g5 /* IEU0 */ + be,a,pn %icc, 9f /* CTI */ + add %o0, -11, %g4 /* IEU0 Group */ +9: andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 10f /* CTI */ + + add %o0, -10, %g4 /* IEU0 */ +10: andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 11f /* CTI */ + add %o0, -9, %g4 /* IEU0 */ +11: ba,pt %xcc, 3b /* CTI Group */ + + xor %o3, %g3, %o4 /* IEU0 Group */ +12: retl /* CTI+IEU1 Group */ + mov %g4, %o0 /* IEU0 */ + + .align 16 +13: ldub [%o0], %o3 /* Load Group */ + add %o0, 1, %o0 /* IEU0 */ +14: andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12b /* CTI */ + + cmp %o3, %o1 /* IEU1 Group */ + ldub [%o0], %o3 /* Load */ + be,a,pn %icc, 15f /* CTI */ + add %o0, -1, %g4 /* IEU0 Group */ + +15: andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 14b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + ba,pt %xcc, 1b /* CTI Group */ + + ldx [%o0], %o3 /* Load */ +END(strrchr) + +weak_alias (strchr, index) +weak_alias (strrchr, rindex) diff --git a/sysdeps/sparc/sparc64/strcmp.S b/sysdeps/sparc/sparc64/strcmp.S new file mode 100644 index 0000000000..1288688c0c --- /dev/null +++ b/sysdeps/sparc/sparc64/strcmp.S @@ -0,0 +1,274 @@ +/* Compare two strings for differences. + For SPARC v9. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcmp) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,pn %icc, 7f /* CTI */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + + andcc %o1, 7, %g3 /* IEU1 */ + bne,pn %icc, 9f /* CTI */ + sllx %g1, 32, %g2 /* IEU0 Group */ + ldx [%o0], %o2 /* Load */ + + or %g1, %g2, %g1 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + sub %o1, %o0, %o1 /* IEU1 */ + sllx %g1, 7, %g2 /* IEU0 Group */ + +2: add %o0, 8, %o0 /* IEU1 */ + sub %o2, %g1, %g3 /* IEU0 Group */ + subcc %o2, %o3, %g0 /* IEU1 */ + bne,pn %xcc, 13f /* CTI */ + +#ifdef EIGHTBIT_NOT_RARE + andn %g3, %o2, %g4 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g4, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o2 /* Load Group */ + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,a,pt %xcc, 2b /* CTI */ + ldxa [%o1 + %o0] ASI_PNF, %o3 /* Load Group */ + + addcc %g3, %g1, %o4 /* IEU1 */ + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 3f /* CTI */ + + srlx %o4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 48, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 40, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + srlx %o4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + +3: srlx %o4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 16, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 8, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + bne,a,pn %icc, 2b /* CTI */ + ldxa [%o1 + %o0] ASI_PNF, %o3 /* Load */ + +4: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 32 +13: mov 0xff, %g7 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andcc %g4, %g2, %g0 /* IEU1 */ +#else + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,pt %xcc, 25f /* CTI */ + addcc %g3, %g1, %o4 /* IEU1 Group */ + + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 23f /* CTI */ + sllx %g7, 56, %o5 /* IEU0 */ + + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ + sllx %g7, 48, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + + be,pn %xcc, 24f /* CTI */ + sllx %g7, 40, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ + + sllx %g7, 32, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ +23: sllx %g7, 24, %o5 /* IEU0 */ + + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + sllx %g7, 16, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + + be,pn %icc, 24f /* CTI */ + sllx %g7, 8, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + + mov %g7, %o5 /* IEU0 */ +25: cmp %o4, %o3 /* IEU1 Group */ +5: mov -1, %o0 /* IEU0 */ + retl /* CTI+IEU1 Group */ + + movgu %xcc, 1, %o0 /* Single Group */ + + .align 16 +24: sub %o5, 1, %g7 /* IEU0 Group */ + clr %o0 /* IEU1 */ + or %o5, %g7, %o5 /* IEU0 Group */ + andn %o4, %o5, %o4 /* IEU0 Group */ + + andn %o3, %o5, %o3 /* IEU1 */ + cmp %o4, %o3 /* IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + retl /* CTI+IEU1 Group */ + + movlu %xcc, -1, %o0 /* Single Group */ +6: retl /* CTI+IEU1 Group */ + mov %o4, %o0 /* IEU0 */ + + .align 16 +7: ldub [%o0], %o2 /* Load */ + add %o0, 1, %o0 /* IEU1 */ + ldub [%o1], %o3 /* Load Group */ + sllx %g1, 32, %g2 /* IEU0 */ + +8: add %o1, 1, %o1 /* IEU1 */ + subcc %o2, %o3, %o4 /* IEU1 Group */ + bne,pn %xcc, 6b /* CTI */ + lduba [%o0] ASI_PNF, %o2 /* Load */ + + brz,pn %o3, 4b /* CTI+IEU1 Group */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pn %icc, 8b /* CTI */ + + add %o0, 1, %o0 /* IEU0 */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o1, 7, %g3 /* IEU1 */ + be,a,pn %icc, 1b /* CTI */ + + ldxa [%o0] ASI_PNF, %o2 /* Load Group */ +9: sllx %g3, 3, %g5 /* IEU0 */ + mov 64, %o5 /* IEU1 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + + sub %o5, %g5, %o5 /* IEU1 */ + ldxa [%o1] ASI_PNF, %g7 /* Load Group */ + or %g1, %g2, %g1 /* IEU0 */ + sub %o1, %o0, %o1 /* IEU1 */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + * %g2 = 8080808080800880 + * %g5 = number of bits to shift left + * %o5 = number of bits to shift right */ +10: sllx %g7, %g5, %o3 /* IEU0 Group */ + ldxa [%o1 + %o0] ASI_PNF, %g7 /* Load */ + +11: srlx %g7, %o5, %o4 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + or %o3, %o4, %o3 /* IEU1 */ + add %o0, 8, %o0 /* IEU0 Group */ + + subcc %o2, %o3, %g0 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + sub %o2, %g1, %g3 /* IEU0 Group */ + bne,pn %xcc, 13b /* CTI */ + andn %g3, %o2, %g4 /* IEU0 Group */ + + andcc %g4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 10b /* CTI */ + srlx %g4, 32, %g4 /* IEU0 */ + andcc %g4, %g2, %g0 /* IEU1 Group */ +#else + bne,pn %xcc, 13b /* CTI */ + sub %o2, %g1, %g3 /* IEU0 Group */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 10b /* CTI */ + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 12f /* CTI */ + + srlx %o2, 56, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 48, %g3 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 40, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ + srlx %o2, 32, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + +12: srlx %o2, 24, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 16, %g3 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 8, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + sllx %g7, %g5, %o3 /* IEU0 */ + + ba,pt %xcc, 11b /* CTI Group */ + ldxa [%o1 + %o0] ASI_PNF, %g7 /* Load */ +END(strcmp) diff --git a/sysdeps/sparc/sparc64/strcpy.S b/sysdeps/sparc/sparc64/strcpy.S new file mode 100644 index 0000000000..773caf5656 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcpy.S @@ -0,0 +1,239 @@ +/* Copy SRC to DEST returning DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %g7 /* IEU1 */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + bne,pn %icc, 12f /* CTI */ + andcc %o1, 7, %g3 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + + bne,pn %icc, 14f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ + +2: mov %o3, %g3 /* IEU0 Group */ +3: sub %o3, %g1, %o2 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + + andcc %o2, %g2, %g0 /* IEU1 */ + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 9f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + + bne,pt %icc, 3b /* CTI */ + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +5: stb %g5, [%o0 - 2] /* Store Group */ + srlx %g3, 16, %g4 /* IEU0 */ +6: sth %g4, [%o0 - 4] /* Store Group */ + srlx %g3, 32, %g4 /* IEU0 */ + + stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +7: stb %g5, [%o0 - 4] /* Store Group */ + + srlx %g3, 32, %g4 /* IEU0 */ +8: stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +9: stb %g5, [%o0 - 6] /* Store Group */ + srlx %g3, 48, %g4 /* IEU0 */ +10: sth %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +12: or %g1, %g2, %g1 /* IEU0 Group */ + ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ +14: orcc %g0, 64, %g4 /* IEU1 Group */ + + sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +16: srlx %o3, 8, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 2] /* Store */ +17: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ + +18: srlx %o3, 24, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 4] /* Store */ +19: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + nop + nop + +20: srlx %o3, 40, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 6] /* Store */ +21: srlx %o3, 48, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 7] /* Store */ + +22: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +END(strcpy) diff --git a/sysdeps/sparc/sparc64/strcspn.S b/sysdeps/sparc/sparc64/strcspn.S new file mode 100644 index 0000000000..51876b0455 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcspn.S @@ -0,0 +1,211 @@ +/* strcspn (str, ss) -- Return the length of the initial segment of STR + which contains no characters from SS. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strcspn) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %o4, [%sp + STACK_OFFSET] /* Store Group */ + mov %o0, %g7 /* IEU0 */ + + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ + +1: ldub [%o1], %o2 /* Load Group */ + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + + or %g2, %g1, %g2 /* IEU0 Group */ + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 4f /* CTI */ + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %g2, %g1, %g0 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + bne,a,pt %icc, 3b /* CTI */ + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + + srlx %o2, 56, %g3 /* IEU0 Group */ +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + + srlx %o2, 51, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 13f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 43, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 14f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 35, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 15f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 27, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 16f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 19, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 17f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 11, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g3 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + be,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +18: sub %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +17: add %o0, 4, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +16: add %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +15: add %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +14: add %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ +END(strcspn) diff --git a/sysdeps/sparc/sparc64/strlen.S b/sysdeps/sparc/sparc64/strlen.S new file mode 100644 index 0000000000..3facf40746 --- /dev/null +++ b/sysdeps/sparc/sparc64/strlen.S @@ -0,0 +1,172 @@ +/* Determine the length of a string. For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strlen) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %o1 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + brz,pn %o3, 13f /* CTI+IEU1 */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + bne,a,pn %icc, 15f /* CTI */ + add %o0, 1, %o0 /* IEU1 */ + /* %g1 = 0x0101010101010101 * + * %g2 = 0x8080808080808080 * + * %o0 = string pointer * + * %o1 = start of string */ +1: ldx [%o0], %o3 /* Load Group */ + + add %o0, 8, %o0 /* IEU1 */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ +#ifdef EIGHTBIT_NOT_RARE + srlx %g7, 32, %g7 /* IEU0 */ + +3: andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + srlx %o2, 32, %o2 /* IEU0 */ + +3: andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pn %xcc, 4f /* CTI */ + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %g3, 48, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + + srlx %g3, 40, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ +4: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 8f /* CTI */ + srlx %g3, 16, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + + srlx %g3, 8, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + srlx %o2, 32, %o2 /* IEU0 */ +5: add %o0, -9, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ + +6: add %o0, -10, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +7: add %o0, -11, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +8: add %o0, -12, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, %o1, %o0 /* IEU0 */ +9: add %o0, -13, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ + +10: add %o0, -14, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +11: add %o0, -15, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +12: add %o0, -16, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, %o1, %o0 /* IEU0 */ +13: retl /* CTI+IEU1 Group */ + mov 0, %o0 /* IEU0 */ + nop + +15: ldub [%o0], %o3 /* Load Group */ +16: andcc %o0, 7, %g0 /* IEU1 */ + be,pn %icc, 1b /* CTI */ + nop /* IEU0 Group */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,a,pt %icc, 16b /* CTI */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + + add %o0, -1, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +END(strlen) diff --git a/sysdeps/sparc/sparc64/strncmp.S b/sysdeps/sparc/sparc64/strncmp.S new file mode 100644 index 0000000000..361748dd26 --- /dev/null +++ b/sysdeps/sparc/sparc64/strncmp.S @@ -0,0 +1,359 @@ +/* Compare no more than N characters of S1 and S2, returning less than, + equal to or greater than zero if S1 is lexicographically less than, + equal to or greater than S2. + For SPARC v9. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strncmp) +#ifdef USE_BPR + brz,pn %o2, 4f /* CTI+IEU1 Group */ +#else + tst %o2 /* IEU1 Group */ + be,pn %XCC, 4f /* CTI */ +#endif + sethi %hi(0x1010101), %g1 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 9f /* CTI */ + + or %g1, %lo(0x1010101), %g1 /* IEU0 */ + andcc %o1, 7, %g3 /* IEU1 Group */ + bne,pn %icc, 11f /* CTI */ + sllx %g1, 32, %g2 /* IEU0 */ + + ldx [%o0], %g4 /* Load Group */ + or %g1, %g2, %g1 /* IEU0 */ +1: ldx [%o1], %o3 /* Load Group */ + sllx %g1, 7, %g2 /* IEU0 */ + + add %o0, 8, %o0 /* IEU1 */ +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 5f /* CTI */ + add %o1, 8, %o1 /* IEU0 */ + + sub %g4, %g1, %g3 /* IEU0 Group */ + subcc %g4, %o3, %o4 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %g3, %g4, %g7 /* IEU0 Group */ +#endif + bne,pn %xcc, 6f /* CTI */ + ldxa [%o0] ASI_PNF, %g4 /* Load Group */ + + add %o0, 8, %o0 /* IEU0 */ +#ifdef EIGHTBIT_NOT_RARE + andcc %g7, %g2, %g0 /* IEU1 */ +#else + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,a,pt %xcc, 2b /* CTI */ + ldxa [%o1] ASI_PNF, %o3 /* Load Group */ + + addcc %g3, %g1, %o4 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + srlx %g7, 32, %g7 /* IEU0 */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 3f /* CTI */ + + srlx %o4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 48, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 40, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + srlx %o4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + +3: srlx %o4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 16, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 8, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + bne,a,pn %icc, 2b /* CTI */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + +4: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 16 +5: srlx %g4, 56, %o4 /* IEU0 Group */ + cmp %o2, -8 /* IEU1 */ + be,pn %XCC, 4b /* CTI */ + srlx %o3, 56, %o5 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 48, %o5 /* IEU0 */ + cmp %o2, -7 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 48, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 40, %o5 /* IEU0 */ + cmp %o2, -6 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 40, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 32, %o5 /* IEU0 */ + cmp %o2, -5 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 32, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 24, %o5 /* IEU0 */ + cmp %o2, -4 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 16, %o5 /* IEU0 */ + cmp %o2, -3 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 16, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 8, %o5 /* IEU0 */ + cmp %o2, -2 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 8, %o4 /* IEU0 */ + + retl /* CTI+IEU1 Group */ + sub %o4, %o5, %o0 /* IEU0 */ +6: addcc %o3, %o4, %g4 /* IEU1 */ +7: srlx %o3, 56, %o5 /* IEU0 */ + + srlx %g4, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 48, %o5 /* IEU0 */ + srlx %g4, 48, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 40, %o5 /* IEU0 */ + + srlx %g4, 40, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 32, %o5 /* IEU0 */ + srlx %g4, 32, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 24, %o5 /* IEU0 */ + + srlx %g4, 24, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 16, %o5 /* IEU0 */ + srlx %g4, 16, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 8, %o5 /* IEU0 */ + + srlx %g4, 8, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + sub %g4, %o3, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + mov %o4, %o0 /* IEU0 */ + +9: ldub [%o0], %g4 /* Load Group */ + add %o0, 1, %o0 /* IEU0 */ + ldub [%o1], %o3 /* Load Group */ + sllx %g1, 32, %g2 /* IEU0 */ + +10: subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %XCC, 8b /* CTI */ + sub %g4, %o3, %o4 /* IEU0 */ + add %o1, 1, %o1 /* IEU0 Group */ + + cmp %g4, %o3 /* IEU1 */ + bne,pn %xcc, 8b /* CTI */ + lduba [%o0] ASI_PNF, %g4 /* Load Group */ + andcc %o3, 0xff, %g0 /* IEU1 */ + + be,pn %icc, 4b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,a,pn %icc, 10b /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + or %g1, %g2, %g1 /* IEU1 */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,pn %icc, 1b /* CTI */ + + ldxa [%o0] ASI_PNF, %g4 /* Load */ +11: sllx %g3, 3, %g5 /* IEU0 Group */ + mov 64, %g7 /* IEU1 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + + sub %g7, %g5, %g7 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o4 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080800880 + %g3 = %o1 alignment + %g5 = number of bits to shift left + %g7 = number of bits to shift right */ + +12: sllx %o4, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o4 /* Load */ + add %o1, 8, %o1 /* IEU1 */ +13: ldxa [%o0] ASI_PNF, %g4 /* Load Group */ + + addcc %o0, 8, %o0 /* IEU1 */ + srlx %o4, %g7, %o5 /* IEU0 */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 5b /* CTI */ + + or %o3, %o5, %o3 /* IEU0 */ + cmp %g4, %o3 /* IEU1 Group */ + bne,pn %xcc, 7b /* CTI */ + sub %g4, %g1, %o5 /* IEU0 */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o5, %g4, %o5 /* IEU0 Group */ +#endif + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 12b /* CTI */ + srlx %o5, 32, %o5 /* IEU0 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 14f /* CTI */ + srlx %g4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + srlx %g4, 48, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 40, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ +14: srlx %g4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + srlx %g4, 16, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 8, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + sllx %o4, %g5, %o3 /* IEU0 */ + ldxa [%o1] ASI_PNF, %o4 /* Load Group */ + ba,pt %xcc, 13b /* CTI */ + add %o1, 8, %o1 /* IEU0 */ +END(strncmp) diff --git a/sysdeps/sparc/sparc64/strncpy.S b/sysdeps/sparc/sparc64/strncpy.S new file mode 100644 index 0000000000..3d850a8db2 --- /dev/null +++ b/sysdeps/sparc/sparc64/strncpy.S @@ -0,0 +1,393 @@ +/* strncpy(DST, SRC, COUNT) - Copy no more than COUNT bytes of the + null-terminated string from SRC to DST. If SRC does not cover all of + COUNT, the balance is zeroed. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strncpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 19f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ +#endif + mov %o0, %g7 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + + andcc %o0, 7, %g0 /* IEU1 Group */ + sllx %g1, 32, %g2 /* IEU0 */ + bne,pn %icc, 26f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + + andcc %o1, 7, %g3 /* IEU1 */ + bne,pn %icc, 28f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldx [%o1], %o3 /* Load */ + +1: add %o1, 8, %o1 /* IEU1 */ +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 18f /* CTI */ + sub %o3, %g1, %o4 /* IEU0 */ + + add %o0, 8, %o0 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_MORE + andn %o4, %o3, %o4 /* IEU1 */ +#endif + mov %o3, %g3 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + add %o1, 8, %o1 /* IEU0 Group */ + + andcc %o4, %g2, %g0 /* IEU1 */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0-8] /* Store Group */ + srlx %g3, 56, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 15f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 14f /* CTI */ + + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 11f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + bne,pt %icc, 2b /* CTI */ +3: stx %g3, [%o0-8] /* Store */ + andncc %o2, 31, %g3 /* IEU1 Group */ + +4: be,pn %XCC, 41f /* CTI */ + and %o2, 31, %o2 /* IEU1 Group */ +40: stx %g0, [%o0] /* Store */ + stx %g0, [%o0 + 8] /* Store Group */ + + subcc %g3, 32, %g3 /* IEU1 */ + stx %g0, [%o0 + 16] /* Store Group */ + stx %g0, [%o0 + 24] /* Store Group */ + bne,pt %XCC, 40b /* CTI */ + + add %o0, 32, %o0 /* IEU0 */ +41: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,a,pn %XCC, 6f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 Group */ + +5: stx %g0, [%o0] /* Store */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bge,pt %XCC, 5b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + andcc %o2, 4, %g0 /* IEU1 Group */ +6: be,a,pn %icc, 7f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + stw %g0, [%o0] /* Store */ + + add %o0, 4, %o0 /* IEU0 */ + andcc %o2, 2, %g0 /* IEU1 Group */ +7: be,a,pn %icc, 8f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + + sth %g0, [%o0] /* Store */ + add %o0, 2, %o0 /* IEU0 */ + andcc %o2, 1, %g0 /* IEU1 Group */ +8: bne,a,pn %icc, 9f /* CTI */ + + stb %g0, [%o0] /* Store */ +9: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +10: ba,pt %xcc, 3b /* CTI */ + sllx %g5, 8, %g3 /* IEU0 */ +11: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 16, %g3 /* IEU0 */ + +12: ba,pt %xcc, 3b /* CTI Group */ + sllx %g5, 24, %g3 /* IEU0 */ +13: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 32, %g3 /* IEU0 */ + +14: ba,pt %xcc, 3b /* CTI Group */ + sllx %g5, 40, %g3 /* IEU0 */ +15: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 48, %g3 /* IEU0 */ + +16: ba,pt %xcc, 3b /* CTI */ + sllx %g5, 56, %g3 /* IEU0 */ +17: or %o3, %o4, %o3 /* IEU0 Group */ + sub %o3, %g1, %o4 /* IEU1 */ + +18: addcc %o2, 8, %o2 /* IEU1 Group */ + be,pn %XCC, 19f /* CTI */ + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 21f /* CTI */ + + srlx %o3, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 48, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 40, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 24, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 16, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 8, %g5 /* IEU0 Group */ + stb %g5, [%o0] /* Store */ + +19: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +50: stb %g0, [%o0] /* Store Group */ +20: subcc %o2, 1, %o2 /* IEU1 Group */ + + bne,pt %XCC, 50b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +21: andcc %o2, 4, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 */ + stw %g5, [%o0] /* Store Group */ + + add %o0, 4, %o0 /* IEU0 */ + mov %o3, %g5 /* IEU1 */ +22: andcc %o2, 2, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + + srlx %g5, 16, %g4 /* IEU0 */ + sth %g4, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ + mov %g5, %g4 /* IEU1 */ + +23: srlx %g4, 8, %g4 /* IEU0 Group */ + andcc %o2, 1, %g0 /* IEU1 */ + bne,a,pn %icc, 24f /* CTI */ + stb %g4, [%o0] /* Store Group */ + +24: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +25: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 4b /* CTI */ + + andncc %o2, 31, %g3 /* IEU1 Group */ + stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %XCC, 25b /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +26: ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +27: subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 9b /* CTI */ + add %o1, 1, %o1 /* IEU0 Group */ + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 25b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 27b /* CTI */ + + stb %o3, [%o0] /* Store */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + +28: orcc %g0, 64, %g4 /* IEU1 Group */ + sllx %g3, 3, %g5 /* IEU0 */ + sub %g4, %g5, %g4 /* IEU0 Group */ + sub %o1, %g3, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080808080 + %g3 = source alignment + %g5 = number of bits to shift left + %g4 = number of bits to shift right */ + + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + addcc %o1, 8, %o1 /* IEU1 */ + +29: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + subcc %o2, 8, %o2 /* IEU1 */ + bl,pn %XCC, 17b /* CTI */ + + srlx %o5, %g4, %o4 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + + sub %o3, %g1, %o4 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + + srlx %o3, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 36f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 35f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 34f /* CTI */ + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 33f /* CTI */ + + srlx %o3, 24, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 32f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 31f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 30f /* CTI */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + + ba,pt %xcc, 4b /* CTI Group */ + andncc %o2, 31, %g3 /* IEU1 */ +30: srlx %o3, 8, %o4 /* IEU0 */ + ba,pt %xcc, 3b /* CTI */ + + sllx %o4, 8, %g3 /* IEU0 Group */ +31: srlx %o3, 16, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 16, %g3 /* IEU0 Group */ + +32: srlx %o3, 24, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 24, %g3 /* IEU0 Group */ +33: srlx %o3, 32, %o4 /* IEU0 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 32, %g3 /* IEU0 Group */ +34: srlx %o3, 40, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %o4, 40, %g3 /* IEU0 Group */ +35: srlx %o3, 48, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 48, %g3 /* IEU0 Group */ + +36: srlx %o3, 56, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 56, %g3 /* IEU0 Group */ +END(strncpy) diff --git a/sysdeps/sparc/sparc64/strpbrk.S b/sysdeps/sparc/sparc64/strpbrk.S new file mode 100644 index 0000000000..c23ae9995d --- /dev/null +++ b/sysdeps/sparc/sparc64/strpbrk.S @@ -0,0 +1,229 @@ +/* strpbrk (s, accept) -- Find the first occurrence in S of any character in + ACCEPT. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strpbrk) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %o4, [%sp + STACK_OFFSET] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ +1: ldub [%o1], %o2 /* Load Group */ + + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %o2, 0x3f, %o2 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + or %g2, %g1, %g2 /* IEU0 Group */ + + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pt %xcc, 4f /* CTI */ + + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + and %o2, 0x3f, %o2 /* IEU1 */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + + andcc %g2, %g1, %g0 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 3b /* CTI */ + + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + srlx %o2, 56, %g3 /* IEU0 Group */ + +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + srlx %o2, 51, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 13f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 43, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 14f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 35, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 15f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 27, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 16f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 19, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 17f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 11, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g5 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g5, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + + be,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + srl %g5, 8, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ +18: sub %o0, 3, %o0 /* IEU1 */ + srl %o2, 16, %g1 /* IEU0 Group */ + + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + +17: add %o0, 4, %o0 /* IEU1 */ + srl %o2, 24, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + + movrz %g1, 0, %o0 /* Single Group */ +16: add %o0, 3, %o0 /* IEU1 */ + srlx %o2, 32, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + + .align 16 +15: add %o0, 2, %o0 /* IEU1 */ + srlx %o2, 40, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ +14: add %o0, 1, %o0 /* IEU1 */ + srlx %o2, 48, %g1 /* IEU0 Group */ + + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + srlx %o2, 56, %g1 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + movrz %g1, 0, %o0 /* Single Group */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + or %o3, %o2, %g1 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + movrz %g1, 0, %o0 /* Single Group */ +END(strpbrk) diff --git a/sysdeps/sparc/sparc64/strrchr.c b/sysdeps/sparc/sparc64/strrchr.c new file mode 100644 index 0000000000..ec608d6ab3 --- /dev/null +++ b/sysdeps/sparc/sparc64/strrchr.c @@ -0,0 +1 @@ +/* strrchr is in strchr.S */ diff --git a/sysdeps/sparc/sparc64/strspn.S b/sysdeps/sparc/sparc64/strspn.S new file mode 100644 index 0000000000..de440c0755 --- /dev/null +++ b/sysdeps/sparc/sparc64/strspn.S @@ -0,0 +1,211 @@ +/* strspn (str, ss) -- Return the length of the maximum initial segment + of S which contains only characters in ACCEPT. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strspn) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %g0, [%sp + STACK_OFFSET] /* Store Group */ + mov %o0, %g7 /* IEU0 */ + + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ + +1: ldub [%o1], %o2 /* Load Group */ + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + + or %g2, %g1, %g2 /* IEU0 Group */ + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 4f /* CTI */ + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %g2, %g1, %g0 /* IEU1 Group */ + be,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + bne,a,pt %icc, 3b /* CTI */ + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + + srlx %o2, 56, %g3 /* IEU0 Group */ +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + + srlx %o2, 51, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 13f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 43, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 14f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 35, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 15f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 27, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 16f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 19, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 17f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 11, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 */ + be,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g3 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + be,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +18: sub %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +17: add %o0, 4, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +16: add %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +15: add %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +14: add %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ +END(strspn) diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile index db33fc31ec..0268751286 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile @@ -1,5 +1,5 @@ -asm-CPPFLAGS=-D__ASSEMBLY__ -ASFLAGS-.os=-fPIC +asm-CPPFLAGS = -D__ASSEMBLY__ +ASFLAGS-.os += -fPIC ifeq ($(subdir),misc) sysdep_routines += setfsgid setfsuid setresgid setresuid |