6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-07-26 05:25:47 +00:00
Code Issues Projects Releases Wiki Activity

Update GEP constructors to use an iterator interface to fix

Browse Source 
GLIBCXX_DEBUG issues.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41697 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene
2007-09-04 15:46:09 +00:00
parent 3825262399
commit b8f74793b9
21 changed files with 195 additions and 160 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
lib/Transforms/Scalar/LowerGC.cpp
View File

@@ -242,8 +242,11 @@ bool LowerGC::runOnFunction(Function &F) {
Constant *Zero = ConstantInt::get(Type::Int32Ty, 0);
Constant *One = ConstantInt::get(Type::Int32Ty, 1);
Value *Idx[2] = { Zero, Zero };
// Get a pointer to the prev pointer.
Value *PrevPtrPtr = new GetElementPtrInst(AI, Zero, Zero, "prevptrptr", IP);
Value *PrevPtrPtr = new GetElementPtrInst(AI, Idx, Idx + 2,
"prevptrptr", IP);
// Load the previous pointer.
Value *PrevPtr = new LoadInst(RootChain, "prevptr", IP);
@@ -251,7 +254,9 @@ bool LowerGC::runOnFunction(Function &F) {
new StoreInst(PrevPtr, PrevPtrPtr, IP);
// Set the number of elements in this record.
Value *NumEltsPtr = new GetElementPtrInst(AI, Zero, One, "numeltsptr", IP);
Idx[1] = One;
Value *NumEltsPtr = new GetElementPtrInst(AI, Idx, Idx + 2,
"numeltsptr", IP);
new StoreInst(ConstantInt::get(Type::Int32Ty, GCRoots.size()), NumEltsPtr,IP);
Value* Par[4];
@@ -267,13 +272,15 @@ bool LowerGC::runOnFunction(Function &F) {
// Initialize the meta-data pointer.
Par[2] = ConstantInt::get(Type::Int32Ty, i);
Par[3] = One;
Value *MetaDataPtr = new GetElementPtrInst(AI, Par, 4, "MetaDataPtr", IP);
Value *MetaDataPtr = new GetElementPtrInst(AI, Par, Par + 4,
"MetaDataPtr", IP);
assert(isa<Constant>(GCRoots[i]->getOperand(2)) && "Must be a constant");
new StoreInst(GCRoots[i]->getOperand(2), MetaDataPtr, IP);
// Initialize the root pointer to null on entry to the function.
Par[3] = Zero;
Value *RootPtrPtr = new GetElementPtrInst(AI, Par, 4, "RootEntPtr", IP);
Value *RootPtrPtr = new GetElementPtrInst(AI, Par, Par + 4,
"RootEntPtr", IP);
new StoreInst(Null, RootPtrPtr, IP);
// Each occurrance of the llvm.gcroot intrinsic now turns into an