gcc/testsuite/gcc.target/powerpc/float128-call.c

   1 /* { dg-do compile { target { powerpc*-*-linux* } } } */
   2 /* { dg-require-effective-target powerpc_float128_sw_ok } */
   3 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power7" } } */
   4 /* { dg-options "-O2 -mcpu=power7 -mfloat128 -mno-regnames" } */
   5
   6 #ifndef __FLOAT128__
   7 #error "-mfloat128 is not supported."
   8 #endif
   9
  10 #ifdef __LONG_DOUBLE_IEEE128__
  11 #define TYPE long double
  12 #define ONE  1.0L
  13
  14 #else
  15 #define TYPE __float128
  16 #define ONE  1.0Q
  17 #endif
  18
  19 /* Test to make sure vector registers are used for passing IEEE 128-bit
  20    floating point values and returning them. Also make sure the 'q' suffix is
  21    handled.  */
  22 TYPE one (void) { return ONE; }
  23 void store (TYPE a, TYPE *p) { *p = a; }
  24
  25 /* { dg-final { scan-assembler "lxvd2x 34"  } } */
  26 /* { dg-final { scan-assembler "stxvd2x 34" } } */