gcc/testsuite/gcc.target/i386/fma3-builtin-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -mfma -mno-fma4 -mtune=generic" } */
   3
   4 #ifndef SIZE
   5 #define SIZE 1024
   6 #endif
   7
   8 double vda[SIZE] __attribute__((__aligned__(32)));
   9 double vdb[SIZE] __attribute__((__aligned__(32)));
  10 double vdc[SIZE] __attribute__((__aligned__(32)));
  11 double vdd[SIZE] __attribute__((__aligned__(32)));
  12
  13 float vfa[SIZE] __attribute__((__aligned__(32)));
  14 float vfb[SIZE] __attribute__((__aligned__(32)));
  15 float vfc[SIZE] __attribute__((__aligned__(32)));
  16 float vfd[SIZE] __attribute__((__aligned__(32)));
  17
  18 void
  19 vector_fma (void)
  20 {
  21   int i;
  22
  23   for (i = 0; i < SIZE; i++)
  24     vda[i] = __builtin_fma (vdb[i], vdc[i], vdd[i]);
  25 }
  26
  27 void
  28 vector_fms (void)
  29 {
  30   int i;
  31
  32   for (i = 0; i < SIZE; i++)
  33     vda[i] = __builtin_fma (vdb[i], vdc[i], -vdd[i]);
  34 }
  35
  36 void
  37 vector_fnma (void)
  38 {
  39   int i;
  40
  41   for (i = 0; i < SIZE; i++)
  42     vda[i] = __builtin_fma (-vdb[i], vdc[i], vdd[i]);
  43 }
  44
  45 void
  46 vector_fnms (void)
  47 {
  48   int i;
  49
  50   for (i = 0; i < SIZE; i++)
  51     vda[i] = __builtin_fma (-vdb[i], vdc[i], -vdd[i]);
  52 }
  53
  54 void
  55 vector_fmaf (void)
  56 {
  57   int i;
  58
  59   for (i = 0; i < SIZE; i++)
  60     vfa[i] = __builtin_fmaf (vfb[i], vfc[i], vfd[i]);
  61 }
  62
  63 void
  64 vector_fmsf (void)
  65 {
  66   int i;
  67
  68   for (i = 0; i < SIZE; i++)
  69     vfa[i] = __builtin_fmaf (vfb[i], vfc[i], -vfd[i]);
  70 }
  71
  72 void
  73 vector_fnmaf (void)
  74 {
  75   int i;
  76
  77   for (i = 0; i < SIZE; i++)
  78     vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], vfd[i]);
  79 }
  80
  81 void
  82 vector_fnmsf (void)
  83 {
  84   int i;
  85
  86   for (i = 0; i < SIZE; i++)
  87     vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], -vfd[i]);
  88 }
  89
  90 /* { dg-final { scan-assembler-times "vfmadd...ps" 1 } } */
  91 /* { dg-final { scan-assembler-times "vfmadd...pd" 1 } } */
  92 /* { dg-final { scan-assembler-times "vfmsub...ps" 1 } } */
  93 /* { dg-final { scan-assembler-times "vfmsub...pd" 1 } } */
  94 /* { dg-final { scan-assembler-times "vfnmadd...ps" 1 } } */
  95 /* { dg-final { scan-assembler-times "vfnmadd...pd" 1 } } */
  96 /* { dg-final { scan-assembler-times "vfnmsub...ps" 1 } } */
  97 /* { dg-final { scan-assembler-times "vfnmsub...pd" 1 } } */