| ; RUN: opt -S -passes=instcombine < %s | FileCheck %s |
| |
| declare float @llvm.ceil.f32(float) #0 |
| declare double @llvm.ceil.f64(double) #0 |
| declare <4 x float> @llvm.ceil.v4f32(<4 x float>) #0 |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f32_01 |
| ; CHECK-NEXT: ret float 1.000000e+00 |
| define float @constant_fold_ceil_f32_01() #0 { |
| %x = call float @llvm.ceil.f32(float 1.00) #0 |
| ret float %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f32_02 |
| ; CHECK-NEXT: ret float 2.000000e+00 |
| define float @constant_fold_ceil_f32_02() #0 { |
| %x = call float @llvm.ceil.f32(float 1.25) #0 |
| ret float %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f32_03 |
| ; CHECK-NEXT: ret float -1.000000e+00 |
| define float @constant_fold_ceil_f32_03() #0 { |
| %x = call float @llvm.ceil.f32(float -1.25) #0 |
| ret float %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_v4f32_01 |
| ; CHECK-NEXT: ret <4 x float> <float 1.000000e+00, float 2.000000e+00, float -1.000000e+00, float -1.000000e+00> |
| define <4 x float> @constant_fold_ceil_v4f32_01() #0 { |
| %x = call <4 x float> @llvm.ceil.v4f32(<4 x float> <float 1.00, float 1.25, float -1.25, float -1.00>) |
| ret <4 x float> %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f64_01 |
| ; CHECK-NEXT: ret double 1.000000e+00 |
| define double @constant_fold_ceil_f64_01() #0 { |
| %x = call double @llvm.ceil.f64(double 1.0) #0 |
| ret double %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f64_02 |
| ; CHECK-NEXT: ret double 2.000000e+00 |
| define double @constant_fold_ceil_f64_02() #0 { |
| %x = call double @llvm.ceil.f64(double 1.3) #0 |
| ret double %x |
| } |
| |
| ; CHECK-LABEL: @constant_fold_ceil_f64_03 |
| ; CHECK-NEXT: ret double -1.000000e+00 |
| define double @constant_fold_ceil_f64_03() #0 { |
| %x = call double @llvm.ceil.f64(double -1.75) #0 |
| ret double %x |
| } |
| |
| attributes #0 = { nounwind readnone } |