================
@@ -43,6 +43,33 @@ using namespace clang;
using namespace CodeGen;
using namespace llvm;
+/// Some builtins do not have library implementation on some targets and
+/// are instead emitted as LLVM IRs by some target builtin emitters.
+/// FIXME: Remove this when library support is added
+static bool shouldEmitBuiltinAsIR(unsigned BuiltinID,
+ const Builtin::Context &BI,
+ const CodeGenFunction &CGF) {
+ if (!CGF.CGM.getLangOpts().MathErrno &&
+ CGF.CurFPFeatures.getExceptionMode() ==
+ LangOptions::FPExceptionModeKind::FPE_Ignore &&
+ CGF.getTarget().getTriple().isAMDGCN()) {
----------------
yxsamliu wrote:
Instead of checking triple, you can add a virtual function
TargetCodeGenInfo::supportsLibCall(), by default it returns true. For AMDGPU,
it returns false.
https://github.com/llvm/llvm-project/pull/129347
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