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Auto-upgrade malloc instructions to malloc calls.

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Reviewed by Devang Patel.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82694 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Victor Hernandez
2009-09-24 17:47:49 +00:00
parent c34666ee18
commit 96b930ddc7
16 changed files with 99 additions and 34 deletions
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7
examples/BrainF/BrainF.cpp
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@@ -25,6 +25,7 @@
#include "BrainF.h"
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
#include "llvm/Intrinsics.h"
#include "llvm/ADT/STLExtras.h"
#include <iostream>
@@ -78,7 +79,11 @@ void BrainF::header(LLVMContext& C) {
//%arr = malloc i8, i32 %d
ConstantInt *val_mem = ConstantInt::get(C, APInt(32, memtotal));
ptr_arr = builder->CreateMalloc(IntegerType::getInt8Ty(C), val_mem, "arr");
BasicBlock* BB = builder->GetInsertBlock();
const Type* IntPtrTy = IntegerType::getInt32Ty(C);
ptr_arr = CallInst::CreateMalloc(BB, IntPtrTy, IntegerType::getInt8Ty(C),
val_mem, NULL, "arr");
BB->getInstList().push_back(cast<Instruction>(ptr_arr));
//call void @llvm.memset.i32(i8 *%arr, i8 0, i32 %d, i32 1)
{