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1997-04-01 00:37 Ulrich Drepper <drepper@cygnus.com> * math/Makefile: Prevent inlining for test-{float,double,longdouble}. * math/libm-test.c (initialize): Make strings unique and force values to memory. * posix/regex.c: Debug debugging code. * sysdeps/i386/asm-syntax.h: Define `L' macro to emit correct syntax for local label. * sysdeps/i386/add_n.S: Use correct local label syntax for the binary format. * sysdeps/i386/addmul_1.S: Likewise. * sysdeps/i386/lshift.S: Likewise. * sysdeps/i386/memchr.S: Likewise. * sysdeps/i386/memset.S: Likewise. * sysdeps/i386/mul_1.S: Likewise. * sysdeps/i386/rshift.S: Likewise. * sysdeps/i386/stpcpy.S: Likewise. * sysdeps/i386/stpncpy.S: Likewise. * sysdeps/i386/strchr.S: Likewise. * sysdeps/i386/strcspn.S: Likewise. * sysdeps/i386/strlen.S: Likewise. * sysdeps/i386/strpbrk.S: Likewise. * sysdeps/i386/strrchr.S: Likewise. * sysdeps/i386/strspn.S: Likewise. * sysdeps/i386/strtok.S: Likewise. * sysdeps/i386/sub_n.S: Likewise. * sysdeps/i386/submul_1.S: Likewise. * sysdeps/i386/i486/strcat.S: Likewise. * sysdeps/i386/i486/strlen.S: Likewise. * sysdeps/i386/i586/add_n.S: Likewise. * sysdeps/i386/i586/addmul_1.S: Likewise. * sysdeps/i386/i586/lshift.S: Likewise. * sysdeps/i386/i586/memset.S: Likewise. * sysdeps/i386/i586/mul_1.S: Likewise. * sysdeps/i386/i586/rshift.S: Likewise. * sysdeps/i386/i586/strchr.S: Likewise. * sysdeps/i386/i586/strlen.S: Likewise. * sysdeps/i386/i586/sub_n.S: Likewise. * sysdeps/i386/i586/submul_1.S: Likewise. * sysdeps/stub/s_log2l.c: Correct function name. * time/africa: Updated from ADO tzdata1997e. * time/aantarctica: Likewise. * time/asia: Likewise. * time/australia: Likewise. * time/europe: Likewise. * time/northamerica: Likewise. * time/southamerica: Likewise. * time/private.h: Updated from ADO tzcode1997d. * time/scheck.c: Likewise. 1997-03-31 12:42 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/powerpc/Dist: Add kernel_*.h files. 1997-03-23 01:41 Geoff Keating <geoffk@ozemail.com.au> * sysdeps/powerpc/strlen.s: Rewrote for more speed. * string/tst-strlen.c: Also test various string alignments. 1997-03-19 06:11 Geoff Keating <geoffk@ozemail.com.au> * sysdeps/unix/sysv/linux/powerpc/statbuf.h: Removed. * sysdeps/unix/sysv/linux/powerpc/kernel_stat.h: Added. * sysdeps/powerpc/dl-machine.h (ELF_PREFERRED_ADDRESS): Assume program base address is 0x01800000 if we can't otherwise tell what it is. (elf_machine_rela): Replace `assertion failed' with real error messages. * sysdeps/powerpc/dl-machine.h: More comments, more GNU indenting. Put in extra parentheses to make explicit the relative precedence of + and >>. * sysdeps/powerpc/bsd-setjmp.S: Add `__setjmp' symbol so the tests pass. * sysdeps/powerpc/clone.S: Rewrite. Probably still doesn't work. * sysdeps/unix/sysv/linux/powerpc/sys/sysdep.h: Use .section "text" instead of .text. 1997-03-31 02:28 Ulrich Drepper <drepper@cygnus.com> * misc/tst-tsearch.c: Don't write to stderr, write to stdout instead. * inet/inet_ntoa.c (inet_ntoa): Complete rewrite. Now uses thread-specific memory in multi-threaded programs. * sysdeps/stub/s_exp2.c: New file. Stub version for exp2 function. * sysdeps/stub/s_exp2f.c: New file. * sysdeps/stub/s_exp2l.c: New file. Reported by a sun <asun@zoology.washington.edu>. * sysdeps/unix/sysv/linux/netatalk/atalk.h: Rename to... * sysdeps/unix/sysv/linux/netatalk/at.h: ...this. Suggested by a sun <asun@zoology.washington.edu>. 1997-03-30 14:53 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/netinet/ip_icmp.h: Add former contents of <netinet/icmp.h>. Patch by a sun <asun@zoology.washington.edu>. * sysdeps/powerpc/strlen.S: Added.
86 lines
2.2 KiB
ArmAsm
86 lines
2.2 KiB
ArmAsm
/* i80386 __mpn_rshift --
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Copyright (C) 1992, 1994, 1997 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA. */
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/*
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INPUT PARAMETERS
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res_ptr (sp + 4)
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s_ptr (sp + 8)
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size (sp + 12)
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cnt (sp + 16)
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*/
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#include "sysdep.h"
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#include "asm-syntax.h"
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.text
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ALIGN (3)
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.globl C_SYMBOL_NAME(__mpn_rshift)
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C_SYMBOL_NAME(__mpn_rshift:)
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pushl %edi
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pushl %esi
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pushl %ebx
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movl 16(%esp),%edi /* res_ptr */
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movl 20(%esp),%esi /* s_ptr */
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movl 24(%esp),%edx /* size */
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movl 28(%esp),%ecx /* cnt */
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leal -4(%edi,%edx,4),%edi
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leal (%esi,%edx,4),%esi
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negl %edx
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movl (%esi,%edx,4),%ebx /* read least significant limb */
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xorl %eax,%eax
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shrdl %cl,%ebx,%eax /* compute carry limb */
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incl %edx
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jz L(end)
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pushl %eax /* push carry limb onto stack */
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testb $1,%edx
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jnz L(1) /* enter loop in the middle */
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movl %ebx,%eax
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ALIGN (3)
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L(oop): movl (%esi,%edx,4),%ebx /* load next higher limb */
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shrdl %cl,%ebx,%eax /* compute result limb */
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movl %eax,(%edi,%edx,4) /* store it */
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incl %edx
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L(1): movl (%esi,%edx,4),%eax
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shrdl %cl,%eax,%ebx
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movl %ebx,(%edi,%edx,4)
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incl %edx
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jnz L(oop)
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shrl %cl,%eax /* compute most significant limb */
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movl %eax,(%edi) /* store it */
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popl %eax /* pop carry limb */
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popl %ebx
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popl %esi
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popl %edi
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ret
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L(end): shrl %cl,%ebx /* compute most significant limb */
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movl %ebx,(%edi) /* store it */
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popl %ebx
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popl %esi
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popl %edi
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ret
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