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Add an option to allocate JITed global data separately from code. By

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default, this option is not enabled to support clients who rely on
this behavior.

Fixes http://llvm.org/PR4483

A patch to allocate additional memory for globals after we run out is
forthcoming.

Patch by Reid Kleckner!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75059 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeffrey Yasskin
2009-07-08 21:59:57 +00:00
parent e41dec60fa
commit 489393d7b9
12 changed files with 291 additions and 72 deletions
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5
lib/ExecutionEngine/JIT/TargetSelect.cpp
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@ -43,7 +43,8 @@ MAttrs("mattr",
///
ExecutionEngine *JIT::createJIT(ModuleProvider *MP, std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel) {
CodeGenOpt::Level OptLevel,
bool AllocateGVsWithCode) {
const TargetMachineRegistry::entry *TheArch = MArch;
if (TheArch == 0) {
std::string Error;
@ -75,7 +76,7 @@ ExecutionEngine *JIT::createJIT(ModuleProvider *MP, std::string *ErrorStr,
// If the target supports JIT code generation, return a new JIT now.
if (TargetJITInfo *TJ = Target->getJITInfo())
return new JIT(MP, *Target, *TJ, JMM, OptLevel);
return new JIT(MP, *Target, *TJ, JMM, OptLevel, AllocateGVsWithCode);
if (ErrorStr)
*ErrorStr = "target does not support JIT code generation";