mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2024-12-21 18:09:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

New testcase.

Browse Source 
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
gcc/testsuite/gcc.dg/clobbers.c Normal file
View File

@ -0,0 +1,27 @@
/* 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;
}