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sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE instructions when __TARGET_SSE__ is defined.

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libgcc/ChangeLog:

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
	instructions when __TARGET_SSE__ is defined.

libatomic/ChangeLog:

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
	instructions when __TARGET_SSE__ is defined.

From-SVN: r205811
This commit is contained in:
Uros Bizjak 2013-12-09 18:37:43 +01:00 committed by Uros Bizjak
parent c38114079b
commit 8b02e720d2
4 changed files with 16 additions and 6 deletions
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5
libatomic/ChangeLog
View File

@ -1,3 +1,8 @@
2013-12-09 Uros Bizjak <ubizjak@gmail.com>
* config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
instructions when __TARGET_SSE__ is defined.
2013-11-18 Joseph Myers <joseph@codesourcery.com>
* testsuite/libatomic.c/atomic-compare-exchange-1.c,

6
libatomic/config/x86/fenv.c
View File

@ -56,7 +56,7 @@ __atomic_feraiseexcept (int excepts)
if (excepts & FE_INVALID)
{
float f = 0.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%0, %d0|%d0, %0}" : "+x" (f));
r = f; /* Needed to trigger exception. */
@ -76,7 +76,7 @@ __atomic_feraiseexcept (int excepts)
if (excepts & FE_DIVBYZERO)
{
float f = 1.0f, g = 0.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%1, %d0|%d0, %1}" : "+x" (f) : "xm" (g));
r = f; /* Needed to trigger exception. */
@ -104,7 +104,7 @@ __atomic_feraiseexcept (int excepts)
if (excepts & FE_INEXACT)
{
float f = 1.0f, g = 3.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%1, %d0|%d0, %1}" : "+x" (f) : "xm" (g));
r = f; /* Needed to trigger exception. */

5
libgcc/ChangeLog
View File

@ -1,3 +1,8 @@
2013-12-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
instructions when __TARGET_SSE__ is defined.
2013-12-06 Ralf Corsépius <ralf.corsepius@rtems.org>
* config.host (microblaze-*-rtems*): New.

6
libgcc/config/i386/sfp-exceptions.c
View File

@ -47,7 +47,7 @@ __sfp_handle_exceptions (int _fex)
if (_fex & FP_EX_INVALID)
{
float f = 0.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%0, %d0|%d0, %0}" : "+x" (f));
r = f; /* Needed to trigger exception. */
@ -67,7 +67,7 @@ __sfp_handle_exceptions (int _fex)
if (_fex & FP_EX_DIVZERO)
{
float f = 1.0f, g = 0.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%1, %d0|%d0, %1}" : "+x" (f) : "xm" (g));
r = f; /* Needed to trigger exception. */
@ -95,7 +95,7 @@ __sfp_handle_exceptions (int _fex)
if (_fex & FP_EX_INEXACT)
{
float f = 1.0f, g = 3.0f;
#ifdef __x86_64__
#ifdef __SSE_MATH__
volatile float r __attribute__ ((unused));
asm volatile ("%vdivss\t{%1, %d0|%d0, %1}" : "+x" (f) : "xm" (g));
r = f; /* Needed to trigger exception. */