6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-18 11:24:01 +00:00
Code Issues Projects Releases Wiki Activity

Unlike the other instructions, GEP really does need to look at the type of a

Browse Source 
pointer. This fixes kimwitu++. Pointed out by Frits van Bommel on review!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73299 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky
2009-06-13 19:09:52 +00:00
parent dcb6da3efd
commit a142c9302b
1 changed files with 14 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
lib/Transforms/IPO/MergeFunctions.cpp
View File

@ -284,6 +284,20 @@ static bool equals(const BasicBlock *BB1, const BasicBlock *BB2,
if (!isEquivalentOperation(FI, GI)) if (!isEquivalentOperation(FI, GI))
return false; return false;
if (isa<GetElementPtrInst>(FI)) {
const GetElementPtrInst *GEPF = cast<GetElementPtrInst>(FI);
const GetElementPtrInst *GEPG = cast<GetElementPtrInst>(GI);
if (GEPF->hasAllZeroIndices() && GEPG->hasAllZeroIndices()) {
// It's effectively a bitcast.
++FI, ++GI;
continue;
}
// TODO: we only really care about the elements before the index
if (FI->getOperand(0)->getType() != GI->getOperand(0)->getType())
return false;
}
if (ValueMap[FI] == GI) { if (ValueMap[FI] == GI) {
++FI, ++GI; ++FI, ++GI;
continue; continue;