[clang] [llvm] [HLSL][DirectX][SPIRV] Implement the `fma` API (PR #185304)

[Farzon Lotfi via cfe-commits]

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@@ -1940,6 +1945,7 @@ float3 pow(float3, float3);
 _HLSL_BUILTIN_ALIAS(__builtin_elementwise_pow)
 float4 pow(float4, float4);
 
+
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farzonl wrote:

revert

https://github.com/llvm/llvm-project/pull/185304