1; RUN: llc -O0 -verify-machineinstrs -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; CHECK-DAG: %[[#op_ext_glsl:]] = OpExtInstImport "GLSL.std.450" 5; CHECK-DAG: %[[#float_32:]] = OpTypeFloat 32 6; CHECK-DAG: %[[#float_16:]] = OpTypeFloat 16 7; CHECK-DAG: %[[#vec4_float_32:]] = OpTypeVector %[[#float_32]] 4 8; CHECK-DAG: %[[#vec4_float_16:]] = OpTypeVector %[[#float_16]] 4 9 10define noundef float @atan2_float(float noundef %a, float noundef %b) { 11entry: 12; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]] 13; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#]] 14; CHECK: %[[#]] = OpExtInst %[[#float_32]] %[[#op_ext_glsl]] Atan2 %[[#arg0]] %[[#arg1]] 15 %elt.atan2 = call float @llvm.atan2.f32(float %a, float %b) 16 ret float %elt.atan2 17} 18 19define noundef half @atan2_half(half noundef %a, half noundef %b) { 20entry: 21; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]] 22; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#]] 23; CHECK: %[[#]] = OpExtInst %[[#float_16]] %[[#op_ext_glsl]] Atan2 %[[#arg0]] %[[#arg1]] 24 %elt.atan2 = call half @llvm.atan2.f16(half %a, half %b) 25 ret half %elt.atan2 26} 27 28define noundef <4 x float> @atan2_float4(<4 x float> noundef %a, <4 x float> noundef %b) { 29entry: 30 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]] 31 ; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#]] 32 ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_32]] %[[#op_ext_glsl]] Atan2 %[[#arg0]] %[[#arg1]] 33 %elt.atan2 = call <4 x float> @llvm.atan2.v4f32(<4 x float> %a, <4 x float> %b) 34 ret <4 x float> %elt.atan2 35} 36 37define noundef <4 x half> @atan2_half4(<4 x half> noundef %a, <4 x half> noundef %b) { 38entry: 39 ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]] 40 ; CHECK: %[[#arg1:]] = OpFunctionParameter %[[#]] 41 ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_16]] %[[#op_ext_glsl]] Atan2 %[[#arg0]] %[[#arg1]] 42 %elt.atan2 = call <4 x half> @llvm.atan2.v4f16(<4 x half> %a, <4 x half> %b) 43 ret <4 x half> %elt.atan2 44} 45 46declare half @llvm.atan2.f16(half, half) 47declare float @llvm.atan2.f32(float, float) 48declare <4 x half> @llvm.atan2.v4f16(<4 x half>, <4 x half>) 49declare <4 x float> @llvm.atan2.v4f32(<4 x float>, <4 x float>) 50