6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-09-30 04:56:49 +00:00
Code Issues Projects Releases Wiki Activity

just for the hell of it, allow globalopt to statically evaluate

Browse Source 
static constructors with indirect gotos :)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85495 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-10-29 05:51:50 +00:00
parent f32a6a3091
commit b3d5a65d94
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
lib/Transforms/IPO/GlobalOpt.cpp
View File

@ -2341,6 +2341,12 @@ static bool EvaluateFunction(Function *F, Constant *&RetVal,
dyn_cast<ConstantInt>(getVal(Values, SI->getCondition()));
if (!Val) return false; // Cannot determine.
NewBB = SI->getSuccessor(SI->findCaseValue(Val));
} else if (IndirectBrInst *IBI = dyn_cast<IndirectBrInst>(CurInst)) {
Value *Val = getVal(Values, IBI->getAddress())->stripPointerCasts();
if (BlockAddress *BA = dyn_cast<BlockAddress>(Val))
NewBB = BA->getBasicBlock();
else
return false; // Cannot determine.
} else if (ReturnInst *RI = dyn_cast<ReturnInst>(CurInst)) {
if (RI->getNumOperands())
RetVal = getVal(Values, RI->getOperand(0));