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Make EngineBuilder return more error codes, by KS Sreeram.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82600 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-09-23 01:46:04 +00:00
parent cd26ec5f3c
commit fbd39762e9
1 changed files with 22 additions and 13 deletions
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35
lib/ExecutionEngine/ExecutionEngine.cpp
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@ -269,7 +269,8 @@ static void *CreateArgv(LLVMContext &C, ExecutionEngine *EE,
/// runStaticConstructorsDestructors - This method is used to execute all of
/// the static constructors or destructors for a module, depending on the
/// value of isDtors.
void ExecutionEngine::runStaticConstructorsDestructors(Module *module, bool isDtors) {
void ExecutionEngine::runStaticConstructorsDestructors(Module *module,
bool isDtors) {
const char *Name = isDtors ? "llvm.global_dtors" : "llvm.global_ctors";
// Execute global ctors/dtors for each module in the program.
@ -425,30 +426,38 @@ ExecutionEngine *EngineBuilder::create() {
// create, we assume they only want the JIT, and we fail if they only want
// the interpreter.
if (JMM) {
if (WhichEngine & EngineKind::JIT) {
if (WhichEngine & EngineKind::JIT)
WhichEngine = EngineKind::JIT;
} else {
else {
*ErrorStr = "Cannot create an interpreter with a memory manager.";
return 0;
}
}
ExecutionEngine *EE = 0;
// Unless the interpreter was explicitly selected or the JIT is not linked,
// try making a JIT.
if (WhichEngine & EngineKind::JIT && ExecutionEngine::JITCtor) {
EE = ExecutionEngine::JITCtor(MP, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode);
if (WhichEngine & EngineKind::JIT) {
if (ExecutionEngine::JITCtor) {
ExecutionEngine *EE =
ExecutionEngine::JITCtor(MP, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode);
if (EE) return EE;
} else {
*ErrorStr = "JIT has not been linked in.";
return 0;
}
}
// If we can't make a JIT and we didn't request one specifically, try making
// an interpreter instead.
if (WhichEngine & EngineKind::Interpreter && EE == 0 &&
ExecutionEngine::InterpCtor) {
EE = ExecutionEngine::InterpCtor(MP, ErrorStr);
if (WhichEngine & EngineKind::Interpreter) {
if (ExecutionEngine::InterpCtor)
return ExecutionEngine::InterpCtor(MP, ErrorStr);
*ErrorStr = "Interpreter has not been linked in.";
return 0;
}
return EE;
return 0;
}
/// getPointerToGlobal - This returns the address of the specified global