gcc/testsuite/gcc.target/powerpc/pr84154-2.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_vsx_ok } */
   4 /* { dg-options "-mdejagnu-cpu=power8 -mvsx -O2" } */
   5
   6 /* PR target/84154.  Make sure on ISA 2.07 (power8) that we store the result of
   7    a conversion to char/short using an offsettable address does not generate
   8    direct moves for storing 32-bit integers, but does do a direct move for
   9    8/16-bit integers.  */
  10
  11 void
  12 double_to_uc (double x, unsigned char *p)
  13 {
  14   p[3] = x;
  15 }
  16
  17 void
  18 double_to_sc (double x, signed char *p)
  19 {
  20   p[3] = x;
  21 }
  22
  23 void
  24 double_to_us (double x, unsigned short *p)
  25 {
  26   p[3] = x;
  27 }
  28
  29 void
  30 double_to_ss (double x, short *p)
  31 {
  32   p[3] = x;
  33 }
  34
  35 void
  36 double_to_ui (double x, unsigned int *p)
  37 {
  38   p[3] = x;
  39 }
  40
  41 void
  42 double_to_si (double x, int *p)
  43 {
  44   p[3] = x;
  45 }
  46
  47 /* { dg-final { scan-assembler-times {\mfctiwuz\M|\mxscvdpuxws\M} 3 } } */
  48 /* { dg-final { scan-assembler-times {\mfctiwz\M|\mxscvdpsxws\M}  3 } } */
  49 /* { dg-final { scan-assembler-times {\mmfvsrwz\M}                4 } } */
  50 /* { dg-final { scan-assembler-times {\mstfiwx\M|\mstxsiwx\M}     2 } } */
  51 /* { dg-final { scan-assembler-times {\mstb\M}                    2 } } */
  52 /* { dg-final { scan-assembler-times {\msth\M}                    2 } } */
  53 /* { dg-final { scan-assembler-not   {\mlbz\M}                      } } */
  54 /* { dg-final { scan-assembler-not   {\mlhz\M}                      } } */
  55 /* { dg-final { scan-assembler-not   {\mlha\M}                      } } */
  56 /* { dg-final { scan-assembler-not   {\mmfvsrd\M}                   } } */
  57 /* { dg-final { scan-assembler-not   {\mstw\M}                      } } */