mirrors/gcc
0
0
Fork 0
mirror of https://gcc.gnu.org/git/gcc.git synced 2024-11-27 22:03:57 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

gcc:

Browse Source 
* config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
	(sigill_hdlr): Correct insn, insn size.
	(set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.

	gcc/testsuite:
	* lib/target-supports.exp (check_sse_os_support_available): Use
	movaps.

	libgfortran.
	* config/fpu-387.h [__sun__ && __svr4__] (sigill_hdlr): Correct
	insn, insn size.
	(has_sse) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.

Co-Authored-By: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>

From-SVN: r174609
This commit is contained in:
Richard Henderson 2011-06-03 10:36:21 -07:00 committed by Rainer Orth
parent 737346fa24
commit 1b7a0148f0
6 changed files with 29 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2011-06-03 Richard Henderson <rth@redhat.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
(sigill_hdlr): Correct insn, insn size.
(set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
2011-06-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6

8
gcc/config/i386/crtfastmath.c
View File

@ -30,7 +30,7 @@
#include "cpuid.h"
#endif
#if !defined __x86_64 && defined __sun__ && defined __svr4__
#if !defined __x86_64__ && defined __sun__ && defined __svr4__
#include <signal.h>
#include <ucontext.h>
@ -43,9 +43,9 @@ sigill_hdlr (int sig __attribute((unused)),
{
sigill_caught = 1;
/* Set PC to the instruction after the faulting one to skip over it,
otherwise we enter an infinite loop. 4 is the size of the stmxcsr
otherwise we enter an infinite loop. 3 is the size of the movaps
instruction. */
ucp->uc_mcontext.gregs[EIP] += 4;
ucp->uc_mcontext.gregs[EIP] += 3;
setcontext (ucp);
}
#endif
@ -83,7 +83,7 @@ set_fast_math (void)
/* We need a single SSE instruction here so the handler can safely skip
over it. */
__asm__ volatile ("movss %xmm2,%xmm1");
__asm__ volatile ("movaps %xmm0,%xmm0");
sigaction (SIGILL, &oact, NULL);

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2011-06-03 Richard Henderson <rth@redhat.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* lib/target-supports.exp (check_sse_os_support_available): Use
movaps.
2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com>
* objc.dg/headers.m: Do not include objc-list.h.

2
gcc/testsuite/lib/target-supports.exp
View File

@ -1059,7 +1059,7 @@ proc check_sse_os_support_available { } {
check_runtime_nocache sse_os_support_available {
int main ()
{
__asm__ volatile ("movss %xmm2,%xmm1");
__asm__ volatile ("movaps %xmm0,%xmm0");
return 0;
}
} "-msse"

7
libgfortran/ChangeLog
View File

@ -1,3 +1,10 @@
2011-06-03 Richard Henderson <rth@redhat.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/fpu-387.h [__sun__ && __svr4__] (sigill_hdlr): Correct
insn, insn size.
(has_sse) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
2011-05-29 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/48931

8
libgfortran/config/fpu-387.h
View File

@ -1,5 +1,5 @@
/* FPU-related code for x86 and x86_64 processors.
Copyright 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
Copyright 2005, 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
Contributed by Francois-Xavier Coudert <coudert@clipper.ens.fr>
This file is part of the GNU Fortran 95 runtime library (libgfortran).
@ -40,9 +40,9 @@ sigill_hdlr (int sig __attribute((unused)),
{
sigill_caught = 1;
/* Set PC to the instruction after the faulting one to skip over it,
otherwise we enter an infinite loop. 4 is the size of the stmxcsr
otherwise we enter an infinite loop. 3 is the size of the movaps
instruction. */
ucp->uc_mcontext.gregs[EIP] += 4;
ucp->uc_mcontext.gregs[EIP] += 3;
setcontext (ucp);
}
#endif
@ -73,7 +73,7 @@ has_sse (void)
/* We need a single SSE instruction here so the handler can safely skip
over it. */
__asm__ volatile ("movss %xmm2,%xmm1");
__asm__ volatile ("movaps %xmm0,%xmm0");
sigaction (SIGILL, &oact, NULL);