1/* Test whether using target specific options, we can generate the reciprocal 2 square root instruction. */ 3/* { dg-do compile } */ 4/* { dg-options "-O2 -march=k8 -mno-recip -mfpmath=sse -ffast-math" } */ 5 6float do_recip (float a) __attribute__((__target__("recip"))); 7float do_normal (float a); 8 9float do_recip (float a) { return 1.0f / __builtin_sqrtf (a); } 10float do_normal (float a) { return 1.0f / __builtin_sqrtf (a); } 11 12/* { dg-final { scan-assembler "sqrtss" } } */ 13/* { dg-final { scan-assembler "rsqrtss" } } */ 14