[PATCH] D134921: [HLSL] add cos library function

[Xiang Li via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG9777e98a610f: [HLSL] add cos library function (authored by 
bob80905, committed by python3kgae).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134921/new/

https://reviews.llvm.org/D134921

Files:
  clang/lib/Headers/hlsl/hlsl_intrinsics.h
  clang/test/CodeGenHLSL/builtins/cos.hlsl


Index: clang/test/CodeGenHLSL/builtins/cos.hlsl
===================================================================
--- /dev/null
+++ clang/test/CodeGenHLSL/builtins/cos.hlsl
@@ -0,0 +1,56 @@
+// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
+// RUN:   dxil-pc-shadermodel6.3-library %s -fnative-half-type \
+// RUN:   -emit-llvm -disable-llvm-passes -O3 -o - | FileCheck %s
+// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
+// RUN:   dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes \
+// RUN:   -D__HLSL_ENABLE_16_BIT -o - | FileCheck %s --check-prefix=NO_HALF
+
+// CHECK: define noundef half @
+// CHECK: call half @llvm.cos.f16(
+// NO_HALF: define noundef float @"?test_cos_half@@YA$halff@$halff@@Z"(
+// NO_HALF: call float @llvm.cos.f32(
+half test_cos_half ( half p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <2 x half> @
+// CHECK: call <2 x half> @llvm.cos.v2f16
+// NO_HALF: define noundef <2 x float> @"?test_cos_float2@@YAT?$__vector@M$01@__clang@@T12@@Z"(
+// NO_HALF: call <2 x float> @llvm.cos.v2f32(
+half2 test_cos_half2 ( half2 p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <3 x half> @
+// CHECK: call <3 x half> @llvm.cos.v3f16
+// NO_HALF: define noundef <3 x float> @"?test_cos_float3@@YAT?$__vector@M$02@__clang@@T12@@Z"(
+// NO_HALF: call <3 x float> @llvm.cos.v3f32(
+half3 test_cos_half3 ( half3 p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <4 x half> @
+// CHECK: call <4 x half> @llvm.cos.v4f16
+// NO_HALF: define noundef <4 x float> @"?test_cos_float4@@YAT?$__vector@M$03@__clang@@T12@@Z"(
+// NO_HALF: call <4 x float> @llvm.cos.v4f32(
+half4 test_cos_half4 ( half4 p0 ) {
+  return cos ( p0 );
+}
+
+// CHECK: define noundef float @
+// CHECK: call float @llvm.cos.f32(
+float test_cos_float ( float p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <2 x float> @
+// CHECK: call <2 x float> @llvm.cos.v2f32
+float2 test_cos_float2 ( float2 p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <3 x float> @
+// CHECK: call <3 x float> @llvm.cos.v3f32
+float3 test_cos_float3 ( float3 p0 ) {
+  return cos ( p0 );
+}
+// CHECK: define noundef <4 x float> @
+// CHECK: call <4 x float> @llvm.cos.v4f32
+float4 test_cos_float4 ( float4 p0 ) {
+  return cos ( p0 );
+}
Index: clang/lib/Headers/hlsl/hlsl_intrinsics.h
===================================================================
--- clang/lib/Headers/hlsl/hlsl_intrinsics.h
+++ clang/lib/Headers/hlsl/hlsl_intrinsics.h
@@ -101,6 +101,34 @@
 __attribute__((clang_builtin_alias(__builtin_elementwise_ceil)))
 double4 ceil(double4);
 
-} // namespace hlsl
+// cos builtins
+#ifdef __HLSL_ENABLE_16_BIT
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos))) half cos(half);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+half2 cos(half2);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+half3 cos(half3);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+half4 cos(half4);
+#endif
 
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos))) float
+cos(float);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+float2 cos(float2);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+float3 cos(float3);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+float4 cos(float4);
+
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos))) double
+cos(double);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+double2 cos(double2);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+double3 cos(double3);
+__attribute__((clang_builtin_alias(__builtin_elementwise_cos)))
+double4 cos(double4);
+
+} // namespace hlsl
 #endif //_HLSL_HLSL_INTRINSICS_H_

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