================
@@ -33,6 +33,27 @@ CIRGenFunction::CIRGenFunction(CIRGenModule &cgm,
CIRGenBuilderTy &builder,
CIRGenFunction::~CIRGenFunction() {}
+std::optional<std::string>
+CIRGenFunction::getIntrinsicNameForBuiltin(unsigned builtinID) {
+ // First try explicit mappings for known builtins.
+ switch (builtinID) {
+ case X86::BI__builtin_ia32_rdpmc:
+ return std::string("x86.rdpmc");
+ default:
+ break;
+ }
+
+ // As a fallback, match common builtin names to avoid depending on the exact
+ // enum variant emitted by TableGen (e.g., "rdpmc" vs
"__builtin_ia32_rdpmc").
+ std::string name = getContext().BuiltinInfo.getName(builtinID);
+
+ if (name.size() >= 5 && name.compare(name.size() - 5, 5, "rdpmc") == 0) {
----------------
Priyanshu3820 wrote:
For x86, it is the only case that was not handled in the specific target file
https://github.com/llvm/llvm-project/pull/177639
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