diff options
Diffstat (limited to 'test/Transforms/InstCombine/r600-intrinsics.ll')
-rw-r--r-- | test/Transforms/InstCombine/r600-intrinsics.ll | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/r600-intrinsics.ll b/test/Transforms/InstCombine/r600-intrinsics.ll new file mode 100644 index 0000000..1db6b0d --- /dev/null +++ b/test/Transforms/InstCombine/r600-intrinsics.ll @@ -0,0 +1,47 @@ +; RUN: opt -instcombine -S < %s | FileCheck %s + +declare float @llvm.AMDGPU.rcp.f32(float) nounwind readnone +declare double @llvm.AMDGPU.rcp.f64(double) nounwind readnone + +; CHECK-LABEL: @test_constant_fold_rcp_f32_1 +; CHECK-NEXT: ret float 1.000000e+00 +define float @test_constant_fold_rcp_f32_1() nounwind { + %val = call float @llvm.AMDGPU.rcp.f32(float 1.0) nounwind readnone + ret float %val +} + +; CHECK-LABEL: @test_constant_fold_rcp_f64_1 +; CHECK-NEXT: ret double 1.000000e+00 +define double @test_constant_fold_rcp_f64_1() nounwind { + %val = call double @llvm.AMDGPU.rcp.f64(double 1.0) nounwind readnone + ret double %val +} + +; CHECK-LABEL: @test_constant_fold_rcp_f32_half +; CHECK-NEXT: ret float 2.000000e+00 +define float @test_constant_fold_rcp_f32_half() nounwind { + %val = call float @llvm.AMDGPU.rcp.f32(float 0.5) nounwind readnone + ret float %val +} + +; CHECK-LABEL: @test_constant_fold_rcp_f64_half +; CHECK-NEXT: ret double 2.000000e+00 +define double @test_constant_fold_rcp_f64_half() nounwind { + %val = call double @llvm.AMDGPU.rcp.f64(double 0.5) nounwind readnone + ret double %val +} + +; CHECK-LABEL: @test_constant_fold_rcp_f32_43 +; CHECK-NEXT: call float @llvm.AMDGPU.rcp.f32(float 4.300000e+01) +define float @test_constant_fold_rcp_f32_43() nounwind { + %val = call float @llvm.AMDGPU.rcp.f32(float 4.300000e+01) nounwind readnone + ret float %val +} + +; CHECK-LABEL: @test_constant_fold_rcp_f64_43 +; CHECK-NEXT: call double @llvm.AMDGPU.rcp.f64(double 4.300000e+01) +define double @test_constant_fold_rcp_f64_43() nounwind { + %val = call double @llvm.AMDGPU.rcp.f64(double 4.300000e+01) nounwind readnone + ret double %val +} + |