When replacing an instruction with !annotation with a newly created
replacement, add the !annotation metadata to the replacement.
This mostly covers cases where the new instructions are created using
the ::Create helpers. Instructions created by IRBuilder will be handled
by D91444.
Reviewed By: thegameg
Differential Revision: https://reviews.llvm.org/D93399
LLVM_DEBUG(dbgs() << "IC: Old = " << *I << '\n'
<< " New = " << *Result << '\n');
- if (I->getDebugLoc())
- Result->setDebugLoc(I->getDebugLoc());
+ Result->copyMetadata(*I,
+ {LLVMContext::MD_dbg, LLVMContext::MD_annotation});
// Everything uses the new instruction now.
I->replaceAllUsesWith(Result);
; instruction has !annotation metadata.
define i1 @fold_to_new_instruction(i8* %a, i8* %b) {
; CHECK-LABEL: define {{.+}} @fold_to_new_instruction({{.+}}
-; CHECK-NEXT: [[C:%.*]] = icmp uge i8* [[A:%.*]], [[B:%[a-z]*]]
+; CHECK-NEXT: [[C:%.*]] = icmp uge i8* [[A:%.*]], [[B:%[a-z]*]], !annotation [[ANN:![0-9]+]]
; CHECK-NEXT: ret i1 [[C]]
;
%a.c = bitcast i8* %a to i32*, !annotation !0