// used for a subset of the programs, it must be specifically enabled by an
// option.
//
+// Note that after this pass runs the CFG is not entirely accurate (exceptional
+// control flow edges are not correct anymore) so only very simple things should
+// be done after the lowerinvoke pass has run (like generation of native code).
+// This should not be used as a general purpose "my LLVM-to-LLVM pass doesn't
+// support the invoke instruction yet" lowering pass.
+//
//===----------------------------------------------------------------------===//
#include "llvm/Transforms/Scalar.h"
// Store this old value as our 'next' field, and store our alloca as the
// current jblist.
std::vector<Value*> Idx;
- Idx.push_back(Constant::getNullValue(Type::LongTy));
- Idx.push_back(ConstantUInt::get(Type::UByteTy, 0));
+ Idx.push_back(Constant::getNullValue(Type::IntTy));
+ Idx.push_back(ConstantUInt::get(Type::UIntTy, 0));
Value *NextFieldPtr = new GetElementPtrInst(JmpBuf, Idx, "NextField", II);
new StoreInst(OldEntry, NextFieldPtr, II);
new StoreInst(JmpBuf, JBListHead, II);
// Call setjmp, passing in the address of the jmpbuffer.
- Idx[1] = ConstantUInt::get(Type::UByteTy, 1);
+ Idx[1] = ConstantUInt::get(Type::UIntTy, 1);
Value *JmpBufPtr = new GetElementPtrInst(JmpBuf, Idx, "TheJmpBuf", II);
Value *SJRet = new CallInst(SetJmpFn, JmpBufPtr, "sjret", II);
// JBList.
std::vector<Value*> Idx;
Idx.push_back(Constant::getNullValue(Type::LongTy));
- Idx.push_back(ConstantUInt::get(Type::UByteTy, 0));
+ Idx.push_back(ConstantUInt::get(Type::UIntTy, 0));
Value *NextFieldPtr = new GetElementPtrInst(RecPtr, Idx, "NextField", RI);
Value *NextRec = new LoadInst(NextFieldPtr, "NextRecord", RI);
new StoreInst(NextRec, JBListHead, RI);
// Now that we popped the top of the JBList, get a pointer to the jmpbuf and
// longjmp.
- Idx[1] = ConstantUInt::get(Type::UByteTy, 1);
+ Idx[1] = ConstantUInt::get(Type::UIntTy, 1);
Idx[0] = new GetElementPtrInst(RecPtr, Idx, "JmpBuf", RI);
Idx[1] = ConstantInt::get(Type::IntTy, 1);
new CallInst(LongJmpFn, Idx, "", RI);