[clang] [llvm] [AMDGPU][clang][CodeGen][opt] Add late-resolved feature identifying predicates (PR #134016)

[Yaxun Liu via llvm-commits]

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@@ -585,6 +597,23 @@ Value *CodeGenFunction::EmitAMDGPUBuiltinExpr(unsigned BuiltinID,
     llvm::Value *Env = EmitScalarExpr(E->getArg(0));
     return Builder.CreateCall(F, {Env});
   }
+  case AMDGPU::BI__builtin_amdgcn_processor_is: {
+    assert(CGM.getTriple().isSPIRV() &&
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yxsamliu wrote:

maybe check getTarget().getTargetOpts().CPU empty or generic instead? This could also be used by amdgcn triple with an empty target-cpu to generate some generic bitcode.

https://github.com/llvm/llvm-project/pull/134016