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1; RUN: llc -O0 -verify-machineinstrs -mtriple=spirv-unknown-vulkan %s -o - | FileCheck %s2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-vulkan %s -o - -filetype=obj | spirv-val %}3 4; Make sure SPIRV operation function calls for step are lowered correctly.5 6; CHECK-DAG: %[[#op_ext_glsl:]] = OpExtInstImport "GLSL.std.450"7; CHECK-DAG: %[[#float_32:]] = OpTypeFloat 328; CHECK-DAG: %[[#float_16:]] = OpTypeFloat 169; CHECK-DAG: %[[#vec4_float_16:]] = OpTypeVector %[[#float_16]] 410; CHECK-DAG: %[[#vec4_float_32:]] = OpTypeVector %[[#float_32]] 411 12define noundef <4 x half> @step_half4(<4 x half> noundef %a, <4 x half> noundef %b) {13entry:14 ; CHECK: %[[#]] = OpFunction %[[#vec4_float_16]] None %[[#]]15 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_16]]16 ; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#vec4_float_16]]17 ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_16]] %[[#op_ext_glsl]] Step %[[#arg0]] %[[#arg1]]18 %hlsl.step = call <4 x half> @llvm.spv.step.v4f16(<4 x half> %a, <4 x half> %b)19 ret <4 x half> %hlsl.step20}21 22define noundef <4 x float> @step_float4(<4 x float> noundef %a, <4 x float> noundef %b) {23entry:24 ; CHECK: %[[#]] = OpFunction %[[#vec4_float_32]] None %[[#]]25 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_32]]26 ; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#vec4_float_32]]27 ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_32]] %[[#op_ext_glsl]] Step %[[#arg0]] %[[#arg1]]28 %hlsl.step = call <4 x float> @llvm.spv.step.v4f32(<4 x float> %a, <4 x float> %b)29 ret <4 x float> %hlsl.step30}31 32declare <4 x half> @llvm.spv.step.v4f16(<4 x half>, <4 x half>)33declare <4 x float> @llvm.spv.step.v4f32(<4 x float>, <4 x float>)34