re PR target/39445 (failure of SSE2 tests)

gcc/

2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/39445
	* config/i386/i386.c (ix86_expand_push): Don't set memory
	alignment.

gcc/testsuite/

2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/39445
	* gcc.target/i386/pr39445.c: New.

	* gcc.target/i386/push-1.c: XFAIL.

From-SVN: r144823
This commit is contained in:
H.J. Lu 2009-03-12 19:56:34 +00:00 committed by H.J. Lu
parent cec8874f89
commit 122c59c73b
5 changed files with 42 additions and 5 deletions

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@ -1,3 +1,9 @@
2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
PR target/39445
* config/i386/i386.c (ix86_expand_push): Don't set memory
alignment.
2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
PR target/39327

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@ -12633,10 +12633,9 @@ ix86_expand_push (enum machine_mode mode, rtx x)
tmp = gen_rtx_MEM (mode, stack_pointer_rtx);
/* When we push an operand onto stack, it has to be aligned at least
at the function argument boundary. */
set_mem_align (tmp,
ix86_function_arg_boundary (mode, NULL_TREE));
at the function argument boundary. However since we don't have
the argument type, we can't determine the actual argument
boundary. */
emit_move_insn (tmp, x);
}

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@ -1,3 +1,10 @@
2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
PR target/39445
* gcc.target/i386/pr39445.c: New.
* gcc.target/i386/push-1.c: XFAIL.
2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
* gcc.dg/inline-33.c: New test.

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@ -0,0 +1,25 @@
/* { dg-do run } */
/* { dg-options "-Os -msse2" } */
#include "sse2-check.h"
typedef struct { __m128 f __attribute__((packed)); } packed;
__m128 __attribute__((noinline))
foo (__m128 a1, __m128 a2, __m128 a3, __m128 a4,
__m128 a5, __m128 a6, __m128 a7, __m128 a8,
int b1, int b2, int b3, int b4, int b5, int b6, int b7, packed y)
{
return y.f;
}
void
sse2_test (void)
{
packed x;
__m128 y = { 0 };
x.f = y;
y = foo (y, y, y, y, y, y, y, y, 1, 2, 3, 4, 5, 6, -1, x);
if (__builtin_memcmp (&y, &x.f, sizeof (y)) != 0)
abort ();
}

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@ -12,4 +12,4 @@ bar (void)
foo (x, x, x, x, 5);
}
/* { dg-final { scan-assembler-not "movups" } } */
/* { dg-final { scan-assembler-not "movups" { xfail *-*-* } } } */