diff options
author | Roland McGrath <roland@gnu.org> | 2003-03-14 03:59:59 +0000 |
---|---|---|
committer | Roland McGrath <roland@gnu.org> | 2003-03-14 03:59:59 +0000 |
commit | d8a5edc2217214f0b9a1b921b6edc2aa5048fb1e (patch) | |
tree | d716f13c28a17b6d31e0f81d023858b320cbf7d6 /sysdeps/mips/memcpy.S | |
parent | 6461e57784358cf4fd261e5e61d064a315aae924 (diff) | |
download | glibc-d8a5edc2217214f0b9a1b921b6edc2aa5048fb1e.tar.gz glibc-d8a5edc2217214f0b9a1b921b6edc2aa5048fb1e.tar.xz glibc-d8a5edc2217214f0b9a1b921b6edc2aa5048fb1e.zip |
* elf/dl-load.c (_dl_map_object_from_fd): Bail if no PT_LOAD phdrs
found. Reported by Alexandre Oliva <aoliva@redhat.com>. 2003-03-13 Alexandre Oliva <aoliva@redhat.com> * stdio-common/_itoa.c (_itoa_base_table): Make 64-bit literals long long. * stdlib/fpioconst.c: Likewise. * stdlib/strtod.c: Likewise. * sysdeps/mips/add_n.S: Use L macro for local labels. * sysdeps/mips/addmul_1.S: Likewise. * sysdeps/mips/lshift.S: Likewise. * sysdeps/mips/memcpy.S: Likewise. * sysdeps/mips/memset.S: Likewise. * sysdeps/mips/mul_1.S: Likewise. * sysdeps/mips/rshift.S: Likewise. * sysdeps/mips/sub_n.S: Likewise. * sysdeps/mips/submul_1.S: Likewise. * sysdeps/mips/mips64/add_n.S: Likewise. * sysdeps/mips/mips64/addmul_1.S: Likewise. * sysdeps/mips/mips64/lshift.S: Likewise. * sysdeps/mips/mips64/mul_1.S: Likewise. * sysdeps/mips/mips64/rshift.S: Likewise. * sysdeps/mips/mips64/sub_n.S: Likewise. * sysdeps/mips/mips64/submul_1.S: Likewise. * sysdeps/unix/mips/sysdep.h: Define L() according to ABI conventions. Define END as in sys/asm.h. * sysdeps/unix/mips/sysdep.S: Likewise. * sysdeps/unix/mips/wait.S: Likewise. * sysdeps/unix/sysv/linux/mips/clone.S: Likewise. * sysdeps/ieee754/dbl-64/dbl2mpn.c (__mpn_extract_double): Cast shifted values that may be too narrow to mp_limb_t. * sysdeps/ieee754/dbl-64/mpn2dbl.c (__mpn_construct_double): Likewise. * sysdeps/ieee754/flt-32/mpn2flt.c (__mpn_construct_float): Likewise. * sysdeps/ieee754/ldbl-128/ldbl2mpn.c (__mpn_extract_long_double): Likewise. * sysdeps/ieee754/ldbl-128/mpn2ldbl.c (__mpn_construct_long_double): Likewise. * sysdeps/ieee754/ldbl-96/ldbl2mpn.c (__mpn_extract_long_double): Likewise. * sysdeps/ieee754/ldbl-96/mpn2ldbl.c (__mpn_construct_long_double): Likewise. 2003-03-13 Roland McGrath <roland@redhat.com>
Diffstat (limited to 'sysdeps/mips/memcpy.S')
-rw-r--r-- | sysdeps/mips/memcpy.S | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/sysdeps/mips/memcpy.S b/sysdeps/mips/memcpy.S index 394265eed7..3d49ac976b 100644 --- a/sysdeps/mips/memcpy.S +++ b/sysdeps/mips/memcpy.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Hartvig Ekner <hartvige@mips.com>, 2002. @@ -44,27 +44,27 @@ ENTRY (memcpy) .set noreorder slti t0, a2, 8 # Less than 8? - bne t0, zero, $last8 + bne t0, zero, L(last8) move v0, a0 # Setup exit value before too late xor t0, a1, a0 # Find a0/a1 displacement andi t0, 0x3 - bne t0, zero, $shift # Go handle the unaligned case + bne t0, zero, L(shift) # Go handle the unaligned case subu t1, zero, a1 andi t1, 0x3 # a0/a1 are aligned, but are we - beq t1, zero, $chk8w # starting in the middle of a word? + beq t1, zero, L(chk8w) # starting in the middle of a word? subu a2, t1 LWHI t0, 0(a1) # Yes we are... take care of that addu a1, t1 SWHI t0, 0(a0) addu a0, t1 -$chk8w: andi t0, a2, 0x1f # 32 or more bytes left? - beq t0, a2, $chk1w +L(chk8w): andi t0, a2, 0x1f # 32 or more bytes left? + beq t0, a2, L(chk1w) subu a3, a2, t0 # Yes addu a3, a1 # a3 = end address of loop move a2, t0 # a2 = what will be left after loop -$lop8w: lw t0, 0(a1) # Loop taking 8 words at a time +L(lop8w): lw t0, 0(a1) # Loop taking 8 words at a time lw t1, 4(a1) lw t2, 8(a1) lw t3, 12(a1) @@ -81,49 +81,49 @@ $lop8w: lw t0, 0(a1) # Loop taking 8 words at a time sw t4, -16(a0) sw t5, -12(a0) sw t6, -8(a0) - bne a1, a3, $lop8w + bne a1, a3, L(lop8w) sw t7, -4(a0) -$chk1w: andi t0, a2, 0x3 # 4 or more bytes left? - beq t0, a2, $last8 +L(chk1w): andi t0, a2, 0x3 # 4 or more bytes left? + beq t0, a2, L(last8) subu a3, a2, t0 # Yes, handle them one word at a time addu a3, a1 # a3 again end address move a2, t0 -$lop1w: lw t0, 0(a1) +L(lop1w): lw t0, 0(a1) addiu a0, 4 addiu a1, 4 - bne a1, a3, $lop1w + bne a1, a3, L(lop1w) sw t0, -4(a0) -$last8: blez a2, $lst8e # Handle last 8 bytes, one at a time +L(last8): blez a2, L(lst8e) # Handle last 8 bytes, one at a time addu a3, a2, a1 -$lst8l: lb t0, 0(a1) +L(lst8l): lb t0, 0(a1) addiu a0, 1 addiu a1, 1 - bne a1, a3, $lst8l + bne a1, a3, L(lst8l) sb t0, -1(a0) -$lst8e: jr ra # Bye, bye +L(lst8e): jr ra # Bye, bye nop -$shift: subu a3, zero, a0 # Src and Dest unaligned +L(shift): subu a3, zero, a0 # Src and Dest unaligned andi a3, 0x3 # (unoptimized case...) - beq a3, zero, $shft1 + beq a3, zero, L(shft1) subu a2, a3 # a2 = bytes left LWHI t0, 0(a1) # Take care of first odd part LWLO t0, 3(a1) addu a1, a3 SWHI t0, 0(a0) addu a0, a3 -$shft1: andi t0, a2, 0x3 +L(shft1): andi t0, a2, 0x3 subu a3, a2, t0 addu a3, a1 -$shfth: LWHI t1, 0(a1) # Limp through, word by word +L(shfth): LWHI t1, 0(a1) # Limp through, word by word LWLO t1, 3(a1) addiu a0, 4 addiu a1, 4 - bne a1, a3, $shfth + bne a1, a3, L(shfth) sw t1, -4(a0) - b $last8 # Handle anything which may be left + b L(last8) # Handle anything which may be left move a2, t0 .set reorder |