ExecutionEngine: push TargetMachine creation into clients (v2)

In particular, into EngineBuilder. This should only impact
the private API between the EE and EB classes, not external
clients, since JITCtor and MCJITCtor are both protected members.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131317 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dylan Noblesmith
2011-05-13 21:51:29 +00:00
parent 2ea29ba2a8
commit c5b28580a9
6 changed files with 30 additions and 66 deletions

View File

@@ -29,6 +29,7 @@
#include "llvm/Support/DynamicLibrary.h"
#include "llvm/Support/Host.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
#include <cmath>
#include <cstring>
using namespace llvm;
@@ -42,20 +43,14 @@ ExecutionEngine *(*ExecutionEngine::JITCtor)(
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) = 0;
TargetMachine *TM) = 0;
ExecutionEngine *(*ExecutionEngine::MCJITCtor)(
Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) = 0;
TargetMachine *TM) = 0;
ExecutionEngine *(*ExecutionEngine::InterpCtor)(Module *M,
std::string *ErrorStr) = 0;
@@ -441,18 +436,21 @@ ExecutionEngine *EngineBuilder::create() {
// Unless the interpreter was explicitly selected or the JIT is not linked,
// try making a JIT.
if (WhichEngine & EngineKind::JIT) {
if (UseMCJIT && ExecutionEngine::MCJITCtor) {
ExecutionEngine *EE =
ExecutionEngine::MCJITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, CMModel,
MArch, MCPU, MAttrs);
if (EE) return EE;
} else if (ExecutionEngine::JITCtor) {
ExecutionEngine *EE =
ExecutionEngine::JITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, CMModel,
MArch, MCPU, MAttrs);
if (EE) return EE;
if (TargetMachine *TM =
EngineBuilder::selectTarget(M, MArch, MCPU, MAttrs, ErrorStr)) {
TM->setCodeModel(CMModel);
if (UseMCJIT && ExecutionEngine::MCJITCtor) {
ExecutionEngine *EE =
ExecutionEngine::MCJITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, TM);
if (EE) return EE;
} else if (ExecutionEngine::JITCtor) {
ExecutionEngine *EE =
ExecutionEngine::JITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, TM);
if (EE) return EE;
}
}
}