diff options
Diffstat (limited to 'ports/sysdeps/hppa/hppa1.1')
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/Implies | 3 | ||||
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/addmul_1.S | 103 | ||||
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/mul_1.S | 99 | ||||
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/s_signbit.c | 34 | ||||
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/submul_1.S | 112 | ||||
| -rw-r--r-- | ports/sysdeps/hppa/hppa1.1/udiv_qrnnd.S | 77 |
6 files changed, 0 insertions, 428 deletions
diff --git a/ports/sysdeps/hppa/hppa1.1/Implies b/ports/sysdeps/hppa/hppa1.1/Implies deleted file mode 100644 index 780c4e2467..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/Implies +++ /dev/null @@ -1,3 +0,0 @@ -wordsize-32 -ieee754/flt-32 -ieee754/dbl-64 diff --git a/ports/sysdeps/hppa/hppa1.1/addmul_1.S b/ports/sysdeps/hppa/hppa1.1/addmul_1.S deleted file mode 100644 index 666b8ca3c1..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/addmul_1.S +++ /dev/null @@ -1,103 +0,0 @@ -;! HP-PA-1.1 __mpn_addmul_1 -- Multiply a limb vector with a limb and -;! add the result to a second limb vector. - -;! Copyright (C) 1992-2014 Free Software Foundation, Inc. - -;! This file is part of the GNU MP Library. - -;! The GNU MP Library is free software; you can redistribute it and/or modify -;! it under the terms of the GNU Lesser General Public License as published by -;! the Free Software Foundation; either version 2.1 of the License, or (at your -;! option) any later version. - -;! The GNU MP 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 Lesser General Public -;! License for more details. - -;! You should have received a copy of the GNU Lesser General Public License -;! along with the GNU MP Library. If not, see -;! <http://www.gnu.org/licenses/>. - - -;! INPUT PARAMETERS -;! res_ptr r26 -;! s1_ptr r25 -;! size r24 -;! s2_limb r23 - -;! This runs at 11 cycles/limb on a PA7000. With the used instructions, it -;! can not become faster due to data cache contention after a store. On the -;! PA7100 it runs at 10 cycles/limb, and that can not be improved either, -;! since only the xmpyu does not need the integer pipeline, so the only -;! dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb -;! on the PA7100. - -;! There are some ideas described in mul_1.s that applies to this code too. - - .text - .export __mpn_addmul_1 -__mpn_addmul_1: - .proc - .callinfo frame=64,no_calls - .entry - - ldo 64(%r30),%r30 - fldws,ma 4(%r25),%fr5 - stw %r23,-16(%r30) ;! move s2_limb ... - addib,= -1,%r24,L$just_one_limb - fldws -16(%r30),%fr4 ;! ... into fr4 - add %r0,%r0,%r0 ;! clear carry - xmpyu %fr4,%fr5,%fr6 - fldws,ma 4(%r25),%fr7 - fstds %fr6,-16(%r30) - xmpyu %fr4,%fr7,%fr8 - ldw -12(%r30),%r20 ;! least significant limb in product - ldw -16(%r30),%r28 - - fstds %fr8,-16(%r30) - addib,= -1,%r24,L$end - ldw -12(%r30),%r1 - -;! Main loop -L$loop: - ldws 0(%r26),%r29 - fldws,ma 4(%r25),%fr5 - add %r29,%r20,%r20 - stws,ma %r20,4(%r26) - addc %r28,%r1,%r20 - xmpyu %fr4,%fr5,%fr6 - ldw -16(%r30),%r28 - fstds %fr6,-16(%r30) - addc %r0,%r28,%r28 - addib,<> -1,%r24,L$loop - ldw -12(%r30),%r1 - -L$end: - ldw 0(%r26),%r29 - add %r29,%r20,%r20 - stws,ma %r20,4(%r26) - addc %r28,%r1,%r20 - ldw -16(%r30),%r28 - ldws 0(%r26),%r29 - addc %r0,%r28,%r28 - add %r29,%r20,%r20 - stws,ma %r20,4(%r26) - addc %r0,%r28,%r28 - bv 0(%r2) - ldo -64(%r30),%r30 - -L$just_one_limb: - xmpyu %fr4,%fr5,%fr6 - ldw 0(%r26),%r29 - fstds %fr6,-16(%r30) - ldw -12(%r30),%r1 - ldw -16(%r30),%r28 - add %r29,%r1,%r20 - stw %r20,0(%r26) - addc %r0,%r28,%r28 - bv 0(%r2) - ldo -64(%r30),%r30 - - .exit - .procend diff --git a/ports/sysdeps/hppa/hppa1.1/mul_1.S b/ports/sysdeps/hppa/hppa1.1/mul_1.S deleted file mode 100644 index dc1f7e2adb..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/mul_1.S +++ /dev/null @@ -1,99 +0,0 @@ -;! HP-PA-1.1 __mpn_mul_1 -- Multiply a limb vector with a limb and store -;! the result in a second limb vector. - -;! Copyright (C) 1992-2014 Free Software Foundation, Inc. - -;! This file is part of the GNU MP Library. - -;! The GNU MP Library is free software; you can redistribute it and/or modify -;! it under the terms of the GNU Lesser General Public License as published by -;! the Free Software Foundation; either version 2.1 of the License, or (at your -;! option) any later version. - -;! The GNU MP 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 Lesser General Public -;! License for more details. - -;! You should have received a copy of the GNU Lesser General Public License -;! along with the GNU MP Library. If not, see -;! <http://www.gnu.org/licenses/>. - - -;! INPUT PARAMETERS -;! res_ptr r26 -;! s1_ptr r25 -;! size r24 -;! s2_limb r23 - -;! This runs at 9 cycles/limb on a PA7000. With the used instructions, it can -;! not become faster due to data cache contention after a store. On the -;! PA7100 it runs at 7 cycles/limb, and that can not be improved either, since -;! only the xmpyu does not need the integer pipeline, so the only dual-issue -;! we will get are addc+xmpyu. Unrolling would not help either CPU. - -;! We could use fldds to read two limbs at a time from the S1 array, and that -;! could bring down the times to 8.5 and 6.5 cycles/limb for the PA7000 and -;! PA7100, respectively. We don't do that since it does not seem worth the -;! (alignment) troubles... - -;! At least the PA7100 is rumored to be able to deal with cache-misses -;! without stalling instruction issue. If this is true, and the cache is -;! actually also lockup-free, we should use a deeper software pipeline, and -;! load from S1 very early; (The loads and stores to -12(sp) will surely be -;! in the cache.) - - .text - .export __mpn_mul_1 -__mpn_mul_1: - .proc - .callinfo frame=64,no_calls - .entry - - ldo 64(%r30),%r30 - fldws,ma 4(%r25),%fr5 - stw %r23,-16(%r30) ;! move s2_limb ... - addib,= -1,%r24,L$just_one_limb - fldws -16(%r30),%fr4 ;! ... into fr4 - add %r0,%r0,%r0 ;! clear carry - xmpyu %fr4,%fr5,%fr6 - fldws,ma 4(%r25),%fr7 - fstds %fr6,-16(%r30) - xmpyu %fr4,%fr7,%fr8 - ldw -12(%r30),%r20 ;! least significant limb in product - ldw -16(%r30),%r28 - - fstds %fr8,-16(%r30) - addib,= -1,%r24,L$end - ldw -12(%r30),%r1 - -;! Main loop -L$loop: - fldws,ma 4(%r25),%fr5 - stws,ma %r20,4(%r26) - addc %r28,%r1,%r20 - xmpyu %fr4,%fr5,%fr6 - ldw -16(%r30),%r28 - fstds %fr6,-16(%r30) - addib,<> -1,%r24,L$loop - ldw -12(%r30),%r1 - -L$end: - stws,ma %r20,4(%r26) - addc %r28,%r1,%r20 - ldw -16(%r30),%r28 - stws,ma %r20,4(%r26) - addc %r0,%r28,%r28 - bv 0(%r2) - ldo -64(%r30),%r30 - -L$just_one_limb: - xmpyu %fr4,%fr5,%fr6 - fstds %fr6,-16(%r30) - ldw -16(%r30),%r28 - ldo -64(%r30),%r30 - bv 0(%r2) - fstws %fr6R,0(%r26) - - .exit - .procend diff --git a/ports/sysdeps/hppa/hppa1.1/s_signbit.c b/ports/sysdeps/hppa/hppa1.1/s_signbit.c deleted file mode 100644 index 12278ea869..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/s_signbit.c +++ /dev/null @@ -1,34 +0,0 @@ -/* Return nonzero value if number is negative. - Copyright (C) 1997-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library. If not, see - <http://www.gnu.org/licenses/>. */ - -#include <math.h> - -#include <math_private.h> - -int -__signbit (double x) -{ - int32_t hx; - - GET_HIGH_WORD (hx, x); - return hx & 0x80000000; -} -#ifdef NO_LONG_DOUBLE -strong_alias (__signbit, __signbitl) -#endif diff --git a/ports/sysdeps/hppa/hppa1.1/submul_1.S b/ports/sysdeps/hppa/hppa1.1/submul_1.S deleted file mode 100644 index 3b843e7701..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/submul_1.S +++ /dev/null @@ -1,112 +0,0 @@ -;! HP-PA-1.1 __mpn_submul_1 -- Multiply a limb vector with a limb and -;! subtract the result from a second limb vector. - -;! Copyright (C) 1992-2014 Free Software Foundation, Inc. - -;! This file is part of the GNU MP Library. - -;! The GNU MP Library is free software; you can redistribute it and/or modify -;! it under the terms of the GNU Lesser General Public License as published by -;! the Free Software Foundation; either version 2.1 of the License, or (at your -;! option) any later version. - -;! The GNU MP 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 Lesser General Public -;! License for more details. - -;! You should have received a copy of the GNU Lesser General Public License -;! along with the GNU MP Library. If not, see -;! <http://www.gnu.org/licenses/>. - - -;! INPUT PARAMETERS -;! res_ptr r26 -;! s1_ptr r25 -;! size r24 -;! s2_limb r23 - -;! This runs at 12 cycles/limb on a PA7000. With the used instructions, it -;! can not become faster due to data cache contention after a store. On the -;! PA7100 it runs at 11 cycles/limb, and that can not be improved either, -;! since only the xmpyu does not need the integer pipeline, so the only -;! dual-issue we will get are addc+xmpyu. Unrolling could gain a cycle/limb -;! on the PA7100. - -;! There are some ideas described in mul_1.s that applies to this code too. - -;! It seems possible to make this run as fast as __mpn_addmul_1, if we use -;! sub,>>= %r29,%r20,%r22 -;! addi 1,%r28,%r28 -;! but that requires reworking the hairy software pipeline... - - .text - .export __mpn_submul_1 -__mpn_submul_1: - .proc - .callinfo frame=64,no_calls - .entry - - ldo 64(%r30),%r30 - fldws,ma 4(%r25),%fr5 - stw %r23,-16(%r30) ;! move s2_limb ... - addib,= -1,%r24,L$just_one_limb - fldws -16(%r30),%fr4 ;! ... into fr4 - add %r0,%r0,%r0 ;! clear carry - xmpyu %fr4,%fr5,%fr6 - fldws,ma 4(%r25),%fr7 - fstds %fr6,-16(%r30) - xmpyu %fr4,%fr7,%fr8 - ldw -12(%r30),%r20 ;! least significant limb in product - ldw -16(%r30),%r28 - - fstds %fr8,-16(%r30) - addib,= -1,%r24,L$end - ldw -12(%r30),%r1 - -;! Main loop -L$loop: - ldws 0(%r26),%r29 - fldws,ma 4(%r25),%fr5 - sub %r29,%r20,%r22 - add %r22,%r20,%r0 - stws,ma %r22,4(%r26) - addc %r28,%r1,%r20 - xmpyu %fr4,%fr5,%fr6 - ldw -16(%r30),%r28 - fstds %fr6,-16(%r30) - addc %r0,%r28,%r28 - addib,<> -1,%r24,L$loop - ldw -12(%r30),%r1 - -L$end: - ldw 0(%r26),%r29 - sub %r29,%r20,%r22 - add %r22,%r20,%r0 - stws,ma %r22,4(%r26) - addc %r28,%r1,%r20 - ldw -16(%r30),%r28 - ldws 0(%r26),%r29 - addc %r0,%r28,%r28 - sub %r29,%r20,%r22 - add %r22,%r20,%r0 - stws,ma %r22,4(%r26) - addc %r0,%r28,%r28 - bv 0(%r2) - ldo -64(%r30),%r30 - -L$just_one_limb: - xmpyu %fr4,%fr5,%fr6 - ldw 0(%r26),%r29 - fstds %fr6,-16(%r30) - ldw -12(%r30),%r1 - ldw -16(%r30),%r28 - sub %r29,%r1,%r22 - add %r22,%r1,%r0 - stw %r22,0(%r26) - addc %r0,%r28,%r28 - bv 0(%r2) - ldo -64(%r30),%r30 - - .exit - .procend diff --git a/ports/sysdeps/hppa/hppa1.1/udiv_qrnnd.S b/ports/sysdeps/hppa/hppa1.1/udiv_qrnnd.S deleted file mode 100644 index 6008a62945..0000000000 --- a/ports/sysdeps/hppa/hppa1.1/udiv_qrnnd.S +++ /dev/null @@ -1,77 +0,0 @@ -;! HP-PA __udiv_qrnnd division support, used from longlong.h. -;! This version runs fast on PA 7000 and later. - -;! Copyright (C) 1993-2014 Free Software Foundation, Inc. - -;! This file is part of the GNU MP Library. - -;! The GNU MP Library is free software; you can redistribute it and/or modify -;! it under the terms of the GNU Lesser General Public License as published by -;! the Free Software Foundation; either version 2.1 of the License, or (at your -;! option) any later version. - -;! The GNU MP 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 Lesser General Public -;! License for more details. - -;! You should have received a copy of the GNU Lesser General Public License -;! along with the GNU MP Library. If not, see -;! <http://www.gnu.org/licenses/>. - - -;! INPUT PARAMETERS -;! rem_ptr gr26 -;! n1 gr25 -;! n0 gr24 -;! d gr23 - - .text -L$0000: - .word 0x43f00000 - .word 0x0 - .export __udiv_qrnnd -__udiv_qrnnd: - .proc - .callinfo frame=64,no_calls - .entry - ldo 64(%r30),%r30 - - stws %r25,-16(%r30) ;! n_hi - stws %r24,-12(%r30) ;! n_lo - b,l L$0,%r1 - ldo L$0000-L$0(%r1),%r1 -L$0: - fldds -16(%r30),%fr5 - stws %r23,-12(%r30) - comib,<= 0,%r25,L$1 - fcnvxf,dbl,dbl %fr5,%fr5 - fldds 0(%r1),%fr4 - fadd,dbl %fr4,%fr5,%fr5 -L$1: - fcpy,sgl %fr0,%fr6L - fldws -12(%r30),%fr6R - fcnvxf,dbl,dbl %fr6,%fr4 - - fdiv,dbl %fr5,%fr4,%fr5 - - fcnvfx,dbl,dbl %fr5,%fr4 - fstws %fr4R,-16(%r30) - xmpyu %fr4R,%fr6R,%fr6 - ldws -16(%r30),%r28 - fstds %fr6,-16(%r30) - ldws -12(%r30),%r21 - ldws -16(%r30),%r20 - sub %r24,%r21,%r22 - subb %r25,%r20,%r1 - comib,= 0,%r1,L$2 - ldo -64(%r30),%r30 - - add %r22,%r23,%r22 - ldo -1(%r28),%r28 -L$2: - bv 0(%r2) - stws %r22,0(%r26) - - .exit - .procend |