Stefan Fiedler
18 years ago
3 changed files with 4 additions and 74 deletions
Unified View
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+2 -2package/base/gcc/gcc.desc
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+0 -70package/base/gcc/gcc41/gcc-4.1.1-16byte-stack-alignment.patch
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+2 -2package/base/gcc/gcc41/no-install-libiberty.patch
@ -1,70 +0,0 @@ |
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see |
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13685 |
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28621 |
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27537 |
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Index: gcc-4.1.1/gcc/testsuite/gcc.target/i386/pr13685.c
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===================================================================
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--- gcc-4.1.1/gcc/testsuite/gcc.target/i386/pr13685.c (Revision 0)
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+++ gcc-4.1.1/gcc/testsuite/gcc.target/i386/pr13685.c (Revision 116870)
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@@ -0,0 +1,39 @@
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+/* PR target/13685 */
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+/* { dg-do run } */
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+/* { dg-options "-Os -msse" } */
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+#include <stdlib.h>
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+#include <stdio.h>
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+#include <xmmintrin.h>
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+#include "../../gcc.dg/i386-cpuid.h"
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+
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+void foo (__m128 *, __m64 *, int);
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+
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+__m128 xmm0 = { 0 };
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+__m64 mm0 = { 0 };
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+
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+int
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+main ()
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+{
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+ unsigned long cpu_facilities = i386_cpuid ();
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+
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+ if ((cpu_facilities & (bit_MMX | bit_SSE | bit_CMOV))
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+ != (bit_MMX | bit_SSE | bit_CMOV))
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+ /* If host has no SSE support, pass. */
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+ return 0;
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+
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+ foo (&xmm0, &mm0, 4);
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+ return 0;
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+}
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+
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+void
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+foo (__m128 *dst, __m64 *src, int n)
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+{
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+ __m128 xmm0 = { 0 };
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+ while (n > 64)
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+ {
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+ puts ("");
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+ xmm0 = _mm_cvtpi32_ps (xmm0, *src);
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+ *dst = xmm0;
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+ n--;
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+ }
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+}
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Index: gcc-4.1.1/gcc/config/i386/i386.c
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===================================================================
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--- gcc-4.1.1/gcc/config/i386/i386.c (Revision 116859)
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+++ gcc-4.1.1/gcc/config/i386/i386.c (Revision 116870)
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@@ -1899,12 +1899,10 @@
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} |
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/* Validate -mpreferred-stack-boundary= value, or provide default. |
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- The default of 128 bits is for Pentium III's SSE __m128, but we
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- don't want additional code to keep the stack aligned when
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- optimizing for code size. */
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- ix86_preferred_stack_boundary = (optimize_size
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- ? TARGET_64BIT ? 128 : 32
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- : 128);
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+ The default of 128 bits is for Pentium III's SSE __m128. We can't
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+ change it because of optimize_size. Otherwise, we can't mix object
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+ files compiled with -Os and -On. */
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+ ix86_preferred_stack_boundary = 128;
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if (ix86_preferred_stack_boundary_string) |
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{ |
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i = atoi (ix86_preferred_stack_boundary_string); |
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