clang/test/CodeGen/arm64-vrnd-constrained.c

   1 // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -flax-vector-conversions=none -emit-llvm -o - %s \
   2 // RUN: | FileCheck --check-prefix=COMMON --check-prefix=UNCONSTRAINED %s
   3 // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -flax-vector-conversions=none -ffp-exception-behavior=strict -emit-llvm -o - %s \
   4 // RUN: | FileCheck --check-prefix=COMMON --check-prefix=CONSTRAINED %s
   5 // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -flax-vector-conversions=none -emit-llvm -o - %s | llc -o=- - \
   6 // RUN: | FileCheck --check-prefix=COMMON --check-prefix=CHECK-ASM %s
   7 // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -flax-vector-conversions=none -ffp-exception-behavior=strict -emit-llvm -o - %s | llc -o=- - \
   8 // RUN: | FileCheck --check-prefix=COMMON --check-prefix=CHECK-ASM %s
   9
  10 // REQUIRES: aarch64-registered-target
  11
  12 #include <arm_neon.h>
  13
  14 float64x2_t rnd5(float64x2_t a) { return vrndq_f64(a); }
  15 // COMMON-LABEL: rnd5
  16 // UNCONSTRAINED: call <2 x double> @llvm.trunc.v2f64(<2 x double>
  17 // CONSTRAINED:   call <2 x double> @llvm.experimental.constrained.trunc.v2f64(<2 x double>
  18 // CHECK-ASM:     frintz.2d v{{[0-9]+}}, v{{[0-9]+}}
  19
  20 float64x2_t rnd13(float64x2_t a) { return vrndmq_f64(a); }
  21 // COMMON-LABEL: rnd13
  22 // UNCONSTRAINED: call <2 x double> @llvm.floor.v2f64(<2 x double>
  23 // CONSTRAINED:   call <2 x double> @llvm.experimental.constrained.floor.v2f64(<2 x double>
  24 // CHECK-ASM:     frintm.2d v{{[0-9]+}}, v{{[0-9]+}}
  25
  26 float64x2_t rnd18(float64x2_t a) { return vrndpq_f64(a); }
  27 // COMMON-LABEL: rnd18
  28 // UNCONSTRAINED: call <2 x double> @llvm.ceil.v2f64(<2 x double>
  29 // CONSTRAINED:   call <2 x double> @llvm.experimental.constrained.ceil.v2f64(<2 x double>
  30 // CHECK-ASM:     frintp.2d v{{[0-9]+}}, v{{[0-9]+}}
  31
  32 float64x2_t rnd22(float64x2_t a) { return vrndaq_f64(a); }
  33 // COMMON-LABEL: rnd22
  34 // UNCONSTRAINED: call <2 x double> @llvm.round.v2f64(<2 x double>
  35 // CONSTRAINED:   call <2 x double> @llvm.experimental.constrained.round.v2f64(<2 x double>
  36 // CHECK-ASM:     frinta.2d v{{[0-9]+}}, v{{[0-9]+}}
  37
  38 float64x2_t rnd25(float64x2_t a) { return vrndxq_f64(a); }
  39 // COMMON-LABEL: rnd25
  40 // UNCONSTRAINED: call <2 x double> @llvm.rint.v2f64(<2 x double>
  41 // CONSTRAINED:   call <2 x double> @llvm.experimental.constrained.rint.v2f64(<2 x double>
  42 // CHECK-ASM:     frintx.2d v{{[0-9]+}}, v{{[0-9]+}}
  43