From 52b0ba6873c44bd08a43f34068ffdffdb55a6f5c Mon Sep 17 00:00:00 2001 From: Reid Spencer Date: Sat, 11 Sep 2004 04:31:03 +0000 Subject: [PATCH] Convert the Emitter to use the lib/System "Memory" interface instead of the old SystemUtils.h interface to allocate RWX blocks of memory. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16286 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/ExecutionEngine/JIT/JITEmitter.cpp | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp index 5758ebc432a..3ce5765cf49 100644 --- a/lib/ExecutionEngine/JIT/JITEmitter.cpp +++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp @@ -22,7 +22,8 @@ #include "llvm/Target/TargetData.h" #include "llvm/Support/Debug.h" #include "llvm/ADT/Statistic.h" -#include "llvm/Support/SystemUtils.h" +#include "llvm/System/Memory.h" + using namespace llvm; namespace { @@ -37,6 +38,7 @@ namespace { /// are emitting is. This never bothers to release the memory, because when /// we are ready to destroy the JIT, the program exits. class JITMemoryManager { + sys::Memory MemBlock; // Virtual memory block allocated RWX unsigned char *MemBase; // Base of block of memory, start of stub mem unsigned char *FunctionBase; // Start of the function body area unsigned char *CurStubPtr, *CurFunctionPtr; @@ -51,7 +53,8 @@ namespace { JITMemoryManager::JITMemoryManager() { // Allocate a 16M block of memory... - MemBase = (unsigned char*)AllocateRWXMemory(16 << 20); + sys::Memory::AllocateRWX(MemBlock,(16 << 20)); + MemBase = reinterpret_cast(MemBlock.base()); FunctionBase = MemBase + 512*1024; // Use 512k for stubs // Allocate stubs backwards from the function base, allocate functions forward -- 2.34.1