[clang] [llvm] Remove 3dnow from X86TargetParser. (PR #99352)

[James Y Knight via cfe-commits]

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@@ -171,14 +171,14 @@ constexpr FeatureBitset FeaturesClearwaterforest =
 
 // Geode Processor.
 constexpr FeatureBitset FeaturesGeode =
-    FeatureX87 | FeatureCMPXCHG8B | FeatureMMX | Feature3DNOW | Feature3DNOWA;
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jyknight wrote:

OK, making the change.

I note that "sometimes" is essentially "if `__SCE__` is defined". Really weird to have that be Sony-specific behavior.

https://github.com/llvm/llvm-project/pull/99352