Add all codegen passes to the PassManager via TargetPassConfig.
This is a preliminary step toward having TargetPassConfig be able to
start and stop the compilation at specified passes for unit testing
and debugging. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159567 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 30963a2..5129caa 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -78,34 +78,6 @@
"and that InitializeAllTargetMCs() is being invoked!");
}
-/// Turn exception handling constructs into something the code generators can
-/// handle.
-static void addPassesToHandleExceptions(TargetMachine *TM,
- PassManagerBase &PM) {
- switch (TM->getMCAsmInfo()->getExceptionHandlingType()) {
- case ExceptionHandling::SjLj:
- // SjLj piggy-backs on dwarf for this bit. The cleanups done apply to both
- // Dwarf EH prepare needs to be run after SjLj prepare. Otherwise,
- // catch info can get misplaced when a selector ends up more than one block
- // removed from the parent invoke(s). This could happen when a landing
- // pad is shared by multiple invokes and is also a target of a normal
- // edge from elsewhere.
- PM.add(createSjLjEHPreparePass(TM->getTargetLowering()));
- // FALLTHROUGH
- case ExceptionHandling::DwarfCFI:
- case ExceptionHandling::ARM:
- case ExceptionHandling::Win64:
- PM.add(createDwarfEHPass(TM));
- break;
- case ExceptionHandling::None:
- PM.add(createLowerInvokePass(TM->getTargetLowering()));
-
- // The lower invoke pass may create unreachable code. Remove it.
- PM.add(createUnreachableBlockEliminationPass());
- break;
- }
-}
-
/// addPassesToX helper drives creation and initialization of TargetPassConfig.
static MCContext *addPassesToGenerateCode(LLVMTargetMachine *TM,
PassManagerBase &PM,
@@ -120,7 +92,7 @@
PassConfig->addIRPasses();
- addPassesToHandleExceptions(TM, PM);
+ PassConfig->addPassesToHandleExceptions();
PassConfig->addISelPrepare();