C++ (Cpp) vcreate_f64 Exemples

Exemple #1

Fichier : vfms_f64.c Projet : AlexMioMio/gcc

int
main (void)
{
  float64x1_t arg1;
  float64x1_t arg2;
  float64x1_t arg3;

  float64_t expected;
  float64_t actual;

  arg1 = vcreate_f64 (0x3fe730af8db9e6f7ULL);
  arg2 = vcreate_f64 (0x3fe6b78680fa29ceULL);
  arg3 = vcreate_f64 (0x3feea3cbf921fbe0ULL);

  INHIB_OPT (arg1);
  INHIB_OPT (arg2);
  INHIB_OPT (arg3);

  expected = 4.4964705746355915e-2;
  actual = vget_lane_f64 (vfms_f64 (arg1, arg2, arg3), 0);

  if (__builtin_fabs (expected - actual) > EPS)
    abort ();

  return 0;
}

Exemple #2

Fichier : aarch64-neon-scalar-x-indexed-elem.c Projet : AnachroNia/clang

// CHECK-LABEL: define <1 x double> @test_vmulx_lane_f64_0() #0 {
// CHECK:   [[TMP0:%.*]] = bitcast i64 4599917171378402754 to <1 x double>
// CHECK:   [[TMP1:%.*]] = bitcast i64 4606655882138939123 to <1 x double>
// CHECK:   [[TMP2:%.*]] = bitcast <1 x double> [[TMP0]] to <8 x i8>
// CHECK:   [[TMP3:%.*]] = bitcast <8 x i8> [[TMP2]] to <1 x double>
// CHECK:   [[VGET_LANE:%.*]] = extractelement <1 x double> [[TMP3]], i32 0
// CHECK:   [[TMP4:%.*]] = bitcast <1 x double> [[TMP1]] to <8 x i8>
// CHECK:   [[TMP5:%.*]] = bitcast <8 x i8> [[TMP4]] to <1 x double>
// CHECK:   [[VGET_LANE7:%.*]] = extractelement <1 x double> [[TMP5]], i32 0
// CHECK:   [[VMULXD_F64_I:%.*]] = call double @llvm.aarch64.neon.fmulx.f64(double [[VGET_LANE]], double [[VGET_LANE7]]) #2
// CHECK:   [[TMP6:%.*]] = bitcast <1 x double> [[TMP0]] to <8 x i8>
// CHECK:   [[TMP7:%.*]] = bitcast <8 x i8> [[TMP6]] to <1 x double>
// CHECK:   [[VSET_LANE:%.*]] = insertelement <1 x double> [[TMP7]], double [[VMULXD_F64_I]], i32 0
// CHECK:   ret <1 x double> [[VSET_LANE]]
float64x1_t test_vmulx_lane_f64_0() {
      float64x1_t arg1;
      float64x1_t arg2;
      float64x1_t result;
      float64_t sarg1, sarg2, sres;
      arg1 = vcreate_f64(UINT64_C(0x3fd6304bc43ab5c2));
      arg2 = vcreate_f64(UINT64_C(0x3fee211e215aeef3));
      result = vmulx_lane_f64(arg1, arg2, 0);
      return result;
}

Exemple #3

Fichier : aarch64-neon-scalar-x-indexed-elem.c Projet : VanirLLVM/toolchain_clang

// CHECK-LABEL: test_vmulx_lane_f64_0:
float64x1_t test_vmulx_lane_f64_0() {
      float64x1_t arg1;
      float64x1_t arg2;
      float64x1_t result;
      float64_t sarg1, sarg2, sres;
      arg1 = vcreate_f64(UINT64_C(0x3fd6304bc43ab5c2));
      arg2 = vcreate_f64(UINT64_C(0x3fee211e215aeef3));
      result = vmulx_lane_f64(arg1, arg2, 0);
// CHECK: adrp x[[ADDRLO:[0-9]+]]
// CHECK: ldr d0, [x[[ADDRLO]],
// CHECK: adrp x[[ADDRLO:[0-9]+]]
// CHECK: ldr d1, [x[[ADDRLO]],
// CHECK: fmulx d0, d1, d0
      return result;
}

Exemple #4

Fichier : vsqrt_f64_1.c Projet : 0day-ci/gcc

int
main (void)
{
  volatile float64x1_t in = vcreate_f64(0x3febd3e560634d7bULL);
  float64x1_t result = vsqrt_f64 (in);
  float64_t expected = 0.9325321502142351;

  if (result[0] != expected)
    abort ();

  return 0;
}

Exemple #5

Fichier : aarch64-neon-copy.c Projet : Xmister/clang-onex

float64x1_t test_vcreate_f64(uint64_t v1) {
  // CHECK: test_vcreate_f64
  return vcreate_f64(v1);
  // CHECK: fmov {{d[0-9]+}}, {{x[0-9]+}}
}