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Enhance transform passes so that they apply the same tranforms to malloc calls as to MallocInst.

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Reviewed by Dan Gohman.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82300 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Victor Hernandez
2009-09-18 22:35:49 +00:00
parent 4a86348bfb
commit 83d63919bd
9 changed files with 512 additions and 23 deletions
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8
lib/Transforms/Scalar/SCCP.cpp
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@@ -30,6 +30,7 @@
#include "llvm/LLVMContext.h"
#include "llvm/Pass.h"
#include "llvm/Analysis/ConstantFolding.h"
#include "llvm/Analysis/MallocHelper.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Transforms/Utils/Local.h"
#include "llvm/Support/CallSite.h"
@@ -400,7 +401,12 @@ private:
void visitStoreInst (Instruction &I);
void visitLoadInst (LoadInst &I);
void visitGetElementPtrInst(GetElementPtrInst &I);
void visitCallInst (CallInst &I) { visitCallSite(CallSite::get(&I)); }
void visitCallInst (CallInst &I) {
if (isMalloc(&I))
markOverdefined(&I);
else
visitCallSite(CallSite::get(&I));
}
void visitInvokeInst (InvokeInst &II) {
visitCallSite(CallSite::get(&II));
visitTerminatorInst(II);