1; RUN: llc -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s 2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val %} 3 4; Make sure SPIRV operation function calls for length are lowered correctly. 5 6; CHECK-DAG: %[[#op_ext_glsl:]] = OpExtInstImport "GLSL.std.450" 7; CHECK-DAG: %[[#float_32:]] = OpTypeFloat 32 8; CHECK-DAG: %[[#float_16:]] = OpTypeFloat 16 9; CHECK-DAG: %[[#vec4_float_16:]] = OpTypeVector %[[#float_16]] 4 10; CHECK-DAG: %[[#vec4_float_32:]] = OpTypeVector %[[#float_32]] 4 11 12define noundef half @length_half4(<4 x half> noundef %a) { 13entry: 14 ; CHECK: %[[#]] = OpFunction %[[#float_16]] None %[[#]] 15 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_16]] 16 ; CHECK: %[[#]] = OpExtInst %[[#float_16]] %[[#op_ext_glsl]] Length %[[#arg0]] 17 %hlsl.length = call half @llvm.spv.length.f16(<4 x half> %a) 18 ret half %hlsl.length 19} 20 21define noundef float @length_float4(<4 x float> noundef %a) { 22entry: 23 ; CHECK: %[[#]] = OpFunction %[[#float_32]] None %[[#]] 24 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_32]] 25 ; CHECK: %[[#]] = OpExtInst %[[#float_32]] %[[#op_ext_glsl]] Length %[[#arg0]] 26 %hlsl.length = call float @llvm.spv.length.f32(<4 x float> %a) 27 ret float %hlsl.length 28} 29 30declare half @llvm.spv.length.f16(<4 x half>) 31declare float @llvm.spv.length.f32(<4 x float>) 32