[clang] [llvm] [WebAssembly] Implement an alternative translation for -wasm-enable-sjlj (PR #84137)
Heejin Ahn via cfe-commits
cfe-commits at lists.llvm.org
Fri Mar 8 23:26:23 PST 2024
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@@ -1291,19 +1327,29 @@ bool WebAssemblyLowerEmscriptenEHSjLj::runSjLjOnFunction(Function &F) {
Type *IntPtrTy = getAddrIntType(&M);
Constant *size = ConstantInt::get(IntPtrTy, 40);
IRB.SetInsertPoint(SetjmpTableSize);
- auto *SetjmpTable = IRB.CreateMalloc(IntPtrTy, IRB.getInt32Ty(), size,
- nullptr, nullptr, "setjmpTable");
- SetjmpTable->setDebugLoc(FirstDL);
- // CallInst::CreateMalloc may return a bitcast instruction if the result types
- // mismatch. We need to set the debug loc for the original call too.
- auto *MallocCall = SetjmpTable->stripPointerCasts();
- if (auto *MallocCallI = dyn_cast<Instruction>(MallocCall)) {
- MallocCallI->setDebugLoc(FirstDL);
+ Instruction *SetjmpTable;
----------------
aheejin wrote:
What we create with this option is not really a 'table' anymore... Can we rename it? I don't think we have to share the variable with the old mechanism, no? (I think using `SetjmpTable` variable with two different meanings is more confusing.)
https://github.com/llvm/llvm-project/pull/84137
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