| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -instsimplify -S < %s | FileCheck %s |
| |
| declare float @llvm.minnum.f32(float, float) |
| declare <4 x float> @llvm.minnum.v4f32(<4 x float>, <4 x float>) |
| |
| declare float @llvm.maxnum.f32(float, float) |
| declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>) |
| |
| declare float @llvm.minimum.f32(float, float) |
| declare <4 x float> @llvm.minimum.v4f32(<4 x float>, <4 x float>) |
| |
| declare float @llvm.maximum.f32(float, float) |
| declare <4 x float> @llvm.maximum.v4f32(<4 x float>, <4 x float>) |
| |
| declare i8 @llvm.smax.i8(i8, i8) |
| declare <5 x i8> @llvm.smax.v5i8(<5 x i8>, <5 x i8>) |
| |
| declare i8 @llvm.smin.i8(i8, i8) |
| declare <5 x i8> @llvm.smin.v5i8(<5 x i8>, <5 x i8>) |
| |
| declare i8 @llvm.umax.i8(i8, i8) |
| declare <5 x i8> @llvm.umax.v5i8(<5 x i8>, <5 x i8>) |
| |
| declare i8 @llvm.umin.i8(i8, i8) |
| declare <5 x i8> @llvm.umin.v5i8(<5 x i8>, <5 x i8>) |
| |
| define float @minnum_float() { |
| ; CHECK-LABEL: @minnum_float( |
| ; CHECK-NEXT: ret float 5.000000e+00 |
| ; |
| %1 = call float @llvm.minnum.f32(float 5.0, float 42.0) |
| ret float %1 |
| } |
| |
| ; Check that minnum constant folds to propagate non-NaN or smaller argument |
| |
| define <4 x float> @minnum_float_vec() { |
| ; CHECK-LABEL: @minnum_float_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 5.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>) |
| ret <4 x float> %1 |
| } |
| |
| ; Check that minnum constant folds to propagate one of its argument zeros |
| |
| define <4 x float> @minnum_float_zeros_vec() { |
| ; CHECK-LABEL: @minnum_float_zeros_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>) |
| ret <4 x float> %1 |
| } |
| |
| define float @maxnum_float() { |
| ; CHECK-LABEL: @maxnum_float( |
| ; CHECK-NEXT: ret float 4.200000e+01 |
| ; |
| %1 = call float @llvm.maxnum.f32(float 5.0, float 42.0) |
| ret float %1 |
| } |
| |
| ; Check that maxnum constant folds to propagate non-NaN or greater argument |
| |
| define <4 x float> @maxnum_float_vec() { |
| ; CHECK-LABEL: @maxnum_float_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 4.200000e+01> |
| ; |
| %1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>) |
| ret <4 x float> %1 |
| } |
| |
| ; Check that maxnum constant folds to propagate one of its argument zeros |
| |
| define <4 x float> @maxnum_float_zeros_vec() { |
| ; CHECK-LABEL: @maxnum_float_zeros_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>) |
| ret <4 x float> %1 |
| } |
| |
| define float @minimum_float() { |
| ; CHECK-LABEL: @minimum_float( |
| ; CHECK-NEXT: ret float 5.000000e+00 |
| ; |
| %1 = call float @llvm.minimum.f32(float 5.0, float 42.0) |
| ret float %1 |
| } |
| |
| ; Check that minimum propagates its NaN or smaller argument |
| |
| define <4 x float> @minimum_float_vec() { |
| ; CHECK-LABEL: @minimum_float_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 5.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>) |
| ret <4 x float> %1 |
| } |
| |
| ; Check that minimum treats -0.0 as smaller than 0.0 while constant folding |
| |
| define <4 x float> @minimum_float_zeros_vec() { |
| ; CHECK-LABEL: @minimum_float_zeros_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>) |
| ret <4 x float> %1 |
| } |
| |
| define float @maximum_float() { |
| ; CHECK-LABEL: @maximum_float( |
| ; CHECK-NEXT: ret float 4.200000e+01 |
| ; |
| %1 = call float @llvm.maximum.f32(float 5.0, float 42.0) |
| ret float %1 |
| } |
| |
| ; Check that maximum propagates its NaN or greater argument |
| |
| define <4 x float> @maximum_float_vec() { |
| ; CHECK-LABEL: @maximum_float_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 4.200000e+01> |
| ; |
| %1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>) |
| ret <4 x float> %1 |
| } |
| |
| ; Check that maximum treats -0.0 as smaller than 0.0 while constant folding |
| |
| define <4 x float> @maximum_float_zeros_vec() { |
| ; CHECK-LABEL: @maximum_float_zeros_vec( |
| ; CHECK-NEXT: ret <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float -0.000000e+00> |
| ; |
| %1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>) |
| ret <4 x float> %1 |
| } |
| |
| define i8 @smax() { |
| ; CHECK-LABEL: @smax( |
| ; CHECK-NEXT: ret i8 -127 |
| ; |
| %r = call i8 @llvm.smax.i8(i8 128, i8 129) |
| ret i8 %r |
| } |
| |
| define <5 x i8> @smax_vec() { |
| ; CHECK-LABEL: @smax_vec( |
| ; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 127, i8 127, i8 42, i8 127> |
| ; |
| %r = call <5 x i8> @llvm.smax.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 127>) |
| ret <5 x i8> %r |
| } |
| |
| define i8 @smin() { |
| ; CHECK-LABEL: @smin( |
| ; CHECK-NEXT: ret i8 -128 |
| ; |
| %r = call i8 @llvm.smin.i8(i8 128, i8 127) |
| ret i8 %r |
| } |
| |
| define <5 x i8> @smin_vec() { |
| ; CHECK-LABEL: @smin_vec( |
| ; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 -128, i8 -128, i8 42, i8 -127> |
| ; |
| %r = call <5 x i8> @llvm.smin.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 129>) |
| ret <5 x i8> %r |
| } |
| |
| define i8 @umax() { |
| ; CHECK-LABEL: @umax( |
| ; CHECK-NEXT: ret i8 -128 |
| ; |
| %r = call i8 @llvm.umax.i8(i8 128, i8 127) |
| ret i8 %r |
| } |
| |
| define <5 x i8> @umax_vec() { |
| ; CHECK-LABEL: @umax_vec( |
| ; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 -1, i8 -1, i8 42, i8 -128> |
| ; |
| %r = call <5 x i8> @llvm.umax.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 128>) |
| ret <5 x i8> %r |
| } |
| |
| define i8 @umin() { |
| ; CHECK-LABEL: @umin( |
| ; CHECK-NEXT: ret i8 127 |
| ; |
| %r = call i8 @llvm.umin.i8(i8 128, i8 127) |
| ret i8 %r |
| } |
| |
| define <5 x i8> @umin_vec() { |
| ; CHECK-LABEL: @umin_vec( |
| ; CHECK-NEXT: ret <5 x i8> <i8 undef, i8 0, i8 0, i8 42, i8 42> |
| ; |
| %r = call <5 x i8> @llvm.umin.v5i8(<5 x i8> <i8 undef, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 undef, i8 42, i8 128>) |
| ret <5 x i8> %r |
| } |