gcc/testsuite/gcc.dg/mips-rsqrt-2.c

   1 /* { dg-do compile { target "mips*-*-*" } } */
   2 /* { dg-options "-O2 -ffast-math -mips4" } */
   3 /* { dg-final { scan-assembler "rsqrt.d" } } */
   4 /* { dg-final { scan-assembler "rsqrt.s" } } */
   5
   6 #if (__mips != 4 && __mips != 64) || __mips_soft_float
   7 asm ("# rsqrt.d rsqrt.s");
   8 #else
   9 extern double sqrt(double);
  10 extern float sqrtf(float);
  11
  12 double foo(double x)
  13 {
  14   return sqrt(1.0/x);
  15 }
  16
  17 float bar(float x)
  18 {
  19   return sqrtf(1.0f/x);
  20 }
  21 #endif