From 9bffa73530b3712b42f6e6bddf21f22b8aba276d Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 19 Feb 2002 18:50:09 +0000 Subject: Keep track of memory allocated by alloca so that it is freed appropriately git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1776 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/ExecutionEngine/Interpreter/Execution.cpp | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'lib/ExecutionEngine/Interpreter/Execution.cpp') diff --git a/lib/ExecutionEngine/Interpreter/Execution.cpp b/lib/ExecutionEngine/Interpreter/Execution.cpp index 9f6317fd39..8b910f68af 100644 --- a/lib/ExecutionEngine/Interpreter/Execution.cpp +++ b/lib/ExecutionEngine/Interpreter/Execution.cpp @@ -741,15 +741,16 @@ void Interpreter::executeAllocInst(AllocationInst *I, ExecutionContext &SF) { } // Allocate enough memory to hold the type... - GenericValue Result; // FIXME: Don't use CALLOC, use a tainted malloc. - Result.PointerVal = (PointerTy)calloc(NumElements, TD.getTypeSize(Ty)); + void *Memory = calloc(NumElements, TD.getTypeSize(Ty)); + + GenericValue Result; + Result.PointerVal = (PointerTy)Memory; assert(Result.PointerVal != 0 && "Null pointer returned by malloc!"); SetValue(I, Result, SF); - if (I->getOpcode() == Instruction::Alloca) { - // TODO: FIXME: alloca should keep track of memory to free it later... - } + if (I->getOpcode() == Instruction::Alloca) + ECStack.back().Allocas.add(Memory); } static void executeFreeInst(FreeInst *I, ExecutionContext &SF) { -- cgit v1.2.3-18-g5258