[llvm-branch-commits] [llvm] [AMDGPU] Guard more intrinsics with target features (PR #203956)

[Diana Picus via llvm-branch-commits]

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@@ -475,6 +476,7 @@ def int_amdgcn_fmul_legacy : ClangBuiltin<"__builtin_amdgcn_fmul_legacy">,
 // intended for use on subtargets that have the v_fma_legacy_f32 and/or
 // v_fmac_legacy_f32 instructions. (Note that v_fma_legacy_f16 is unrelated and
 // has a completely different kind of legacy behaviour.)
+let TargetFeatures = "gfx10-3-insts" in
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rovka wrote:

This doesn't look great - it used to be guarded by `ST.hasFmaLegacy32Insts`. Can we make that a proper subtarget feature and check that instead of the generation? Ditto below where you're checking GFX11 etc.

https://github.com/llvm/llvm-project/pull/203956