[PATCH] D124593: [HLSL][clang] Add clang builtin for HLSL.

[Xiang Li via Phabricator via cfe-commits]

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A directx specific clang intrinsic is introduced:

  float __builtin_dx_sin_f32(float);

It is for https://github.com/Microsoft/DirectXShaderCompiler/blob/master/docs/DXIL.rst#sin.
This change only add clang builtin and test it can make into ast.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D124593

Files:
  clang/include/clang/Basic/BuiltinsDirectX.def
  clang/include/clang/Basic/TargetBuiltins.h
  clang/lib/Basic/Targets/DirectX.cpp
  clang/lib/Basic/Targets/DirectX.h
  clang/test/SemaHLSL/Builtins/sin_f32.hlsl

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