gcc/testsuite/gcc.target/i386/l_fma_float_2.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 #define TYPE float
   8
   9 #include "l_fma_2.h"
  10
  11 /* { dg-final { scan-assembler-times "vfmadd\[123\]+ps" 8 } } */
  12 /* { dg-final { scan-assembler-times "vfmsub\[123\]+ps" 8 } } */
  13 /* { dg-final { scan-assembler-times "vfnmadd\[123\]+ps" 8 } } */
  14 /* { dg-final { scan-assembler-times "vfnmsub\[123\]+ps" 8 } } */
  15 /* { dg-final { scan-assembler-times "vfmadd\[123\]+ss" 64 } } */
  16 /* { dg-final { scan-assembler-times "vfmsub\[123\]+ss" 64 } } */
  17 /* { dg-final { scan-assembler-times "vfnmadd\[123\]+ss" 64 } } */
  18 /* { dg-final { scan-assembler-times "vfnmsub\[123\]+ss" 64 } } */