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New testcase.

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From-SVN: r19734
This commit is contained in:
Jeff Law 1998-05-13 18:20:07 -06:00
parent ae78d2768e
commit f824910ea1
1 changed files with 27 additions and 0 deletions
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27
gcc/testsuite/gcc.dg/clobbers.c Normal file
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/* Test asm clobbers on x86. */
/* { dg-do run { target i?86-*-* } } */
int main ()
{
int i;
__asm__ ("movl $1,%0\n\txorl %%eax,%%eax" : "=r" (i) : : "eax");
if (i != 1)
abort ();
__asm__ ("movl $1,%0\n\txorl %%ebx,%%ebx" : "=r" (i) : : "ebx");
if (i != 1)
abort ();
__asm__ ("movl $1,%0\n\txorl %%ecx,%%ecx" : "=r" (i) : : "ecx");
if (i != 1)
abort ();
__asm__ ("movl $1,%0\n\txorl %%edx,%%edx" : "=r" (i) : : "edx");
if (i != 1)
abort ();
__asm__ ("movl $1,%0\n\txorl %%esi,%%esi" : "=r" (i) : : "esi");
if (i != 1)
abort ();
__asm__ ("movl $1,%0\n\txorl %%edi,%%edi" : "=r" (i) : : "edi");
if (i != 1)
abort ();
return 0;
}