gcc/testsuite/gcc.target/powerpc/fusion.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_p8vector_ok } */
   4 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power7" } } */
   5 /* { dg-options "-mcpu=power7 -mtune=power8 -O3" } */
   6
   7 #define LARGE 0x12345
   8
   9 int fusion_uchar (unsigned char *p){ return p[LARGE]; }
  10 int fusion_schar (signed char *p){ return p[LARGE]; }
  11 int fusion_ushort (unsigned short *p){ return p[LARGE]; }
  12 int fusion_short (short *p){ return p[LARGE]; }
  13 int fusion_int (int *p){ return p[LARGE]; }
  14 unsigned fusion_uns (unsigned *p){ return p[LARGE]; }
  15
  16 /* { dg-final { scan-assembler-times "gpr load fusion"    6 } } */
  17 /* { dg-final { scan-assembler-times "lbz"                2 } } */
  18 /* { dg-final { scan-assembler-times "extsb"              1 } } */
  19 /* { dg-final { scan-assembler-times "lhz"                2 } } */
  20 /* { dg-final { scan-assembler-times "extsh"              1 } } */
  21 /* { dg-final { scan-assembler-times "lwz"                2 } } */