================
@@ -0,0 +1,29 @@
+; RUN: llc -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o -
-filetype=obj | spirv-val %}
+
+; Make sure SPIRV operation function calls for normalize are lowered correctly.
+
+; CHECK-DAG: %[[#op_ext_glsl:]] = OpExtInstImport "GLSL.std.450"
+; CHECK-DAG: %[[#float_32:]] = OpTypeFloat 32
+; CHECK-DAG: %[[#float_16:]] = OpTypeFloat 16
+; CHECK-DAG: %[[#vec4_float_16:]] = OpTypeVector %[[#float_16]] 4
+; CHECK-DAG: %[[#vec4_float_32:]] = OpTypeVector %[[#float_32]] 4
+
+define noundef <4 x half> @normalize_half4(<4 x half> noundef %a) {
+entry:
+ ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]]
+ ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_16]] %[[#op_ext_glsl]] Normalize
%[[#arg0]]
+ %hlsl.normalize = call <4 x half> @llvm.spv.normalize.v4f16(<4 x half> %a)
+ ret <4 x half> %hlsl.normalize
+}
+
+define noundef <4 x float> @normalize_float4(<4 x float> noundef %a) {
+entry:
+ ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#]]
+ ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_32]] %[[#op_ext_glsl]] Normalize
%[[#arg0]]
+ %hlsl.normalize = call <4 x float> @llvm.spv.normalize.v4f32(<4 x float> %a)
+ ret <4 x float> %hlsl.normalize
+}
+
+declare <4 x half> @llvm.spv.normalize.v4f16(<4 x half>)
+declare <4 x float> @llvm.spv.normalize.v4f32(<4 x float>)
----------------
farzonl wrote:
add a new line
https://github.com/llvm/llvm-project/pull/102683
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