diff options
| author | Ulrich Drepper <drepper@redhat.com> | 1999-10-11 22:31:36 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1999-10-11 22:31:36 +0000 |
| commit | 217eb19b6f28429aa02792764bfd7b9f51743be2 (patch) | |
| tree | 8889fa7ed4cc9b561e2fc8372b604cbd55eb2402 /sysdeps/powerpc/submul_1.S | |
| parent | df08cc56eb0a050bd1d7cf569d78d4f9d2a20964 (diff) | |
| download | glibc-217eb19b6f28429aa02792764bfd7b9f51743be2.tar.gz | |
Update.
1999-10-11 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/powerpc/Makefile [math] (libm-support): Remove t_sqrt.
* sysdeps/powerpc/e_sqrt.c: Moved to...
* sysdeps/powerpc/fpu/e_sqrt.c: ...here.
* sysdeps/powerpc/e_sqrtf.c: Moved to...
* sysdeps/powerpc/fpu/e_sqrtf.c: ...here.
* sysdeps/powerpc/submul_1.S: Adjust asm syntax.
* sysdeps/powerpc/sub_n.S: Likewise.
* sysdeps/powerpc/strlen.S: Likewise.
* sysdeps/powerpc/strcpy.S: Likewise.
* sysdeps/powerpc/strcmp.S: Likewise.
* sysdeps/powerpc/strchr.S: Likewise.
* sysdeps/powerpc/stpcpy.S: Likewise.
* sysdeps/powerpc/setjmp.S: Likewise.
* sysdeps/powerpc/rshift.S: Likewise.
* sysdeps/powerpc/ppc-mcount.S: Likewise.
* sysdeps/powerpc/mul_1.S: Likewise.
* sysdeps/powerpc/memset.S: Likewise.
* sysdeps/powerpc/lshift.S: Likewise.
* sysdeps/powerpc/dl-start.S: Likewise.
* sysdeps/powerpc/bzero.S: Likewise.
* sysdeps/powerpc/bsd-setjmp.S: Likewise.
* sysdeps/powerpc/bsd-_setjmp.S: Likewise.
* sysdeps/powerpc/addmul_1.S: Likewise.
* sysdeps/powerpc/add_n.S: Likewise.
* sysdeps/powerpc/__longjmp.S: Likewise.
* sysdeps/powerpc/elf/start.S: Likewise.
1999-10-11 Cristian Gafton <gafton@redhat.com>
* sysdeps/unix/sysv/linux/alpha/bits/sigaction.h: Declare
Diffstat (limited to 'sysdeps/powerpc/submul_1.S')
| -rw-r--r-- | sysdeps/powerpc/submul_1.S | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/sysdeps/powerpc/submul_1.S b/sysdeps/powerpc/submul_1.S index 80da8ec8c1..d9472dddbe 100644 --- a/sysdeps/powerpc/submul_1.S +++ b/sysdeps/powerpc/submul_1.S @@ -1,5 +1,5 @@ /* Multiply a limb vector by a single limb, for PowerPC. - Copyright (C) 1993, 1994, 1995, 1997 Free Software Foundation, Inc. + Copyright (C) 1993, 1994, 1995, 1997, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -24,29 +24,29 @@ Calculate res-s1*s2 and put result back in res; return carry. */ ENTRY(__mpn_submul_1) - mtctr %r5 - - lwz %r0,0(%r4) - mullw %r7,%r0,%r6 - mulhwu %r10,%r0,%r6 - lwz %r9,0(%r3) - subf %r8,%r7,%r9 - addc %r7,%r7,%r8 # invert cy (r7 is junk) - addi %r3,%r3,-4 # adjust res_ptr + mtctr r5 + + lwz r0,0(r4) + mullw r7,r0,r6 + mulhwu r10,r0,r6 + lwz r9,0(r3) + subf r8,r7,r9 + addc r7,r7,r8 # invert cy (r7 is junk) + addi r3,r3,-4 # adjust res_ptr bdz 1f -0: lwzu %r0,4(%r4) - stwu %r8,4(%r3) - mullw %r8,%r0,%r6 - adde %r7,%r8,%r10 - mulhwu %r10,%r0,%r6 - lwz %r9,4(%r3) - addze %r10,%r10 - subf %r8,%r7,%r9 - addc %r7,%r7,%r8 # invert cy (r7 is junk) +0: lwzu r0,4(r4) + stwu r8,4(r3) + mullw r8,r0,r6 + adde r7,r8,r10 + mulhwu r10,r0,r6 + lwz r9,4(r3) + addze r10,r10 + subf r8,r7,r9 + addc r7,r7,r8 # invert cy (r7 is junk) bdnz 0b -1: stw %r8,4(%r3) - addze %r3,%r10 +1: stw r8,4(r3) + addze r3,r10 blr END(__mpn_submul_1) |