gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vdot-compile.c

   1 /* { dg-do compile { target { aarch64*-*-* } } } */
   2 /* { dg-additional-options "-O3 -march=armv8.2-a+dotprod" } */
   3
   4 #include <arm_neon.h>
   5
   6 /* Unsigned Dot Product instructions.  */
   7
   8 uint32x2_t ufoo (uint32x2_t r, uint8x8_t x, uint8x8_t y)
   9 {
  10   return vdot_u32 (r, x, y);
  11 }
  12
  13 uint32x4_t ufooq (uint32x4_t r, uint8x16_t x, uint8x16_t y)
  14 {
  15   return vdotq_u32 (r, x, y);
  16 }
  17
  18 uint32x2_t ufoo_lane (uint32x2_t r, uint8x8_t x, uint8x8_t y)
  19 {
  20   return vdot_lane_u32 (r, x, y, 0);
  21 }
  22
  23 uint32x2_t ufoo_laneq (uint32x2_t r, uint8x8_t x, uint8x16_t y)
  24 {
  25   return vdot_laneq_u32 (r, x, y, 0);
  26 }
  27
  28 uint32x4_t ufooq_lane (uint32x4_t r, uint8x16_t x, uint8x8_t y)
  29 {
  30   return vdotq_lane_u32 (r, x, y, 0);
  31 }
  32
  33 uint32x4_t ufooq_laneq (uint32x4_t r, uint8x16_t x, uint8x16_t y)
  34 {
  35   return vdotq_laneq_u32 (r, x, y, 0);
  36 }
  37
  38 /* Signed Dot Product instructions.  */
  39
  40 int32x2_t sfoo (int32x2_t r, int8x8_t x, int8x8_t y)
  41 {
  42   return vdot_s32 (r, x, y);
  43 }
  44
  45 int32x4_t sfooq (int32x4_t r, int8x16_t x, int8x16_t y)
  46 {
  47   return vdotq_s32 (r, x, y);
  48 }
  49
  50 int32x2_t sfoo_lane (int32x2_t r, int8x8_t x, int8x8_t y)
  51 {
  52   return vdot_lane_s32 (r, x, y, 0);
  53 }
  54
  55 int32x2_t sfoo_laneq (int32x2_t r, int8x8_t x, int8x16_t y)
  56 {
  57   return vdot_laneq_s32 (r, x, y, 0);
  58 }
  59
  60 int32x4_t sfooq_lane (int32x4_t r, int8x16_t x, int8x8_t y)
  61 {
  62   return vdotq_lane_s32 (r, x, y, 0);
  63 }
  64
  65 int32x4_t sfooq_laneq (int32x4_t r, int8x16_t x, int8x16_t y)
  66 {
  67   return vdotq_laneq_s32 (r, x, y, 0);
  68 }
  69
  70 /* { dg-final { scan-assembler-times {[us]dot\tv[0-9]+\.2s, v[0-9]+\.8b, v[0-9]+\.8b} 2 } } */
  71 /* { dg-final { scan-assembler-times {[us]dot\tv[0-9]+\.2s, v[0-9]+\.8b, v[0-9]+\.4b\[[0-9]+\]}  4 } } */
  72 /* { dg-final { scan-assembler-times {[us]dot\tv[0-9]+\.4s, v[0-9]+\.16b, v[0-9]+\.16b}  2 } } */
  73 /* { dg-final { scan-assembler-times {[us]dot\tv[0-9]+\.4s, v[0-9]+\.16b, v[0-9]+\.4b\[[0-9]+\]}  4 } } */