gcc/testsuite/gcc.target/i386/l_fma_double_1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -Wno-attributes -mfpmath=sse -mfma -mtune=generic -mno-fma4" } */
   3
   4 /* Test that the compiler properly optimizes floating point multiply
   5    and add instructions into FMA3 instructions.  */
   6
   7 typedef double adouble __attribute__((aligned(sizeof (double))));
   8 #define TYPE adouble
   9
  10 #include "l_fma_1.h"
  11
  12 /* { dg-final { scan-assembler-times "vfmadd\[123\]+pd" 8 } } */
  13 /* { dg-final { scan-assembler-times "vfmsub\[123\]+pd" 8 } } */
  14 /* { dg-final { scan-assembler-times "vfnmadd\[123\]+pd" 8 } } */
  15 /* { dg-final { scan-assembler-times "vfnmsub\[123\]+pd" 8 } } */
  16 /* { dg-final { scan-assembler-times "vfmadd\[123\]+sd" 32 } } */
  17 /* { dg-final { scan-assembler-times "vfmsub\[123\]+sd" 32 } } */
  18 /* { dg-final { scan-assembler-times "vfnmadd\[123\]+sd" 32 } } */
  19 /* { dg-final { scan-assembler-times "vfnmsub\[123\]+sd" 32 } } */