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fpu-387.h (sigill_hdlr, [...]): Emit

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2013-12-11  Tobias Burnus  <burnus@net-b.de>

        * config/fpu-387.h (sigill_hdlr, get_fpu_rounding_mode): Emit
        * SSE
        instructions when __SSE_MATH__ is defined.

From-SVN: r205903
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Tobias Burnus 2013-12-11 20:50:56 +01:00 committed by Tobias Burnus
parent 12893402ec
commit 711df88d24
2 changed files with 8 additions and 3 deletions
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5
libgfortran/ChangeLog
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@ -1,3 +1,8 @@
2013-12-11 Tobias Burnus <burnus@net-b.de>
* config/fpu-387.h (sigill_hdlr, get_fpu_rounding_mode): Emit SSE
instructions when __SSE_MATH__ is defined.
2013-12-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* intrinsics/erfc_scaled.c (_M_2_SQRTPI): Define if missing.

6
libgfortran/config/fpu-387.h
View File

@ -23,7 +23,7 @@ a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef __x86_64__
#ifndef __SSE_MATH__
#include "cpuid.h"
#endif
@ -50,7 +50,7 @@ sigill_hdlr (int sig __attribute((unused)),
static int
has_sse (void)
{
#ifndef __x86_64__
#ifndef __SSE_MATH__
unsigned int eax, ebx, ecx, edx;
if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
@ -227,7 +227,7 @@ get_fpu_rounding_mode (void)
{
int round_mode;
#ifdef __x86_64__
#ifdef __SSE_MATH__
unsigned int cw;
__asm__ __volatile__ ("%vstmxcsr\t%0" : "=m" (cw));