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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.target/] [powerpc/] [altivec_check.h] - Rev 816
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/* A runtime check for AltiVec capability. */ /* Contributed by Ziemowit Laski <zlaski@apple.com> */ #include <signal.h> extern void exit (int); extern void abort (void); void sig_ill_handler (int sig) { exit (0); } void altivec_check(void) { /* Exit on systems without AltiVec. */ signal (SIGILL, sig_ill_handler); #ifdef __MACH__ asm volatile ("vor v0,v0,v0"); #else asm volatile ("vor 0,0,0"); #endif signal (SIGILL, SIG_DFL); }