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1; RUN: opt -S -dxil-intrinsic-expansion < %s | FileCheck %s --check-prefix=CHECK2; RUN: opt -S -dxil-intrinsic-expansion -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library < %s | FileCheck %s --check-prefix=CHECK3 4; Make sure dxil operation function calls for step are generated for half/float.5 6declare half @llvm.dx.step.f16(half, half)7declare <2 x half> @llvm.dx.step.v2f16(<2 x half>, <2 x half>)8declare <3 x half> @llvm.dx.step.v3f16(<3 x half>, <3 x half>)9declare <4 x half> @llvm.dx.step.v4f16(<4 x half>, <4 x half>)10 11declare float @llvm.dx.step.f32(float, float)12declare <2 x float> @llvm.dx.step.v2f32(<2 x float>, <2 x float>)13declare <3 x float> @llvm.dx.step.v3f32(<3 x float>, <3 x float>)14declare <4 x float> @llvm.dx.step.v4f32(<4 x float>, <4 x float>)15 16define noundef half @test_step_half(half noundef %p0, half noundef %p1) {17entry:18 ; CHECK: %0 = fcmp olt half %p1, %p019 ; CHECK: %1 = select i1 %0, half 0xH0000, half 0xH3C0020 %hlsl.step = call half @llvm.dx.step.f16(half %p0, half %p1)21 ret half %hlsl.step22}23 24define noundef <2 x half> @test_step_half2(<2 x half> noundef %p0, <2 x half> noundef %p1) {25entry:26 ; CHECK: %0 = fcmp olt <2 x half> %p1, %p027 ; CHECK: %1 = select <2 x i1> %0, <2 x half> zeroinitializer, <2 x half> splat (half 0xH3C00)28 %hlsl.step = call <2 x half> @llvm.dx.step.v2f16(<2 x half> %p0, <2 x half> %p1)29 ret <2 x half> %hlsl.step30}31 32define noundef <3 x half> @test_step_half3(<3 x half> noundef %p0, <3 x half> noundef %p1) {33entry:34 ; CHECK: %0 = fcmp olt <3 x half> %p1, %p035 ; CHECK: %1 = select <3 x i1> %0, <3 x half> zeroinitializer, <3 x half> splat (half 0xH3C00)36 %hlsl.step = call <3 x half> @llvm.dx.step.v3f16(<3 x half> %p0, <3 x half> %p1)37 ret <3 x half> %hlsl.step38}39 40define noundef <4 x half> @test_step_half4(<4 x half> noundef %p0, <4 x half> noundef %p1) {41entry:42 ; CHECK: %0 = fcmp olt <4 x half> %p1, %p043 ; CHECK: %1 = select <4 x i1> %0, <4 x half> zeroinitializer, <4 x half> splat (half 0xH3C00)44 %hlsl.step = call <4 x half> @llvm.dx.step.v4f16(<4 x half> %p0, <4 x half> %p1)45 ret <4 x half> %hlsl.step46}47 48define noundef float @test_step_float(float noundef %p0, float noundef %p1) {49entry:50 ; CHECK: %0 = fcmp olt float %p1, %p051 ; CHECK: %1 = select i1 %0, float 0.000000e+00, float 1.000000e+0052 %hlsl.step = call float @llvm.dx.step.f32(float %p0, float %p1)53 ret float %hlsl.step54}55 56define noundef <2 x float> @test_step_float2(<2 x float> noundef %p0, <2 x float> noundef %p1) {57entry:58 ; CHECK: %0 = fcmp olt <2 x float> %p1, %p059 ; CHECK: %1 = select <2 x i1> %0, <2 x float> zeroinitializer, <2 x float> splat (float 1.000000e+00)60 %hlsl.step = call <2 x float> @llvm.dx.step.v2f32(<2 x float> %p0, <2 x float> %p1)61 ret <2 x float> %hlsl.step62}63 64define noundef <3 x float> @test_step_float3(<3 x float> noundef %p0, <3 x float> noundef %p1) {65entry:66 ; CHECK: %0 = fcmp olt <3 x float> %p1, %p067 ; CHECK: %1 = select <3 x i1> %0, <3 x float> zeroinitializer, <3 x float> splat (float 1.000000e+00)68 %hlsl.step = call <3 x float> @llvm.dx.step.v3f32(<3 x float> %p0, <3 x float> %p1)69 ret <3 x float> %hlsl.step70}71 72define noundef <4 x float> @test_step_float4(<4 x float> noundef %p0, <4 x float> noundef %p1) {73entry:74 ; CHECK: %0 = fcmp olt <4 x float> %p1, %p075 ; CHECK: %1 = select <4 x i1> %0, <4 x float> zeroinitializer, <4 x float> splat (float 1.000000e+00)76 %hlsl.step = call <4 x float> @llvm.dx.step.v4f32(<4 x float> %p0, <4 x float> %p1)77 ret <4 x float> %hlsl.step78}79