VALUE llvm_pass_manager_run(VALUE self, VALUE module) { PassManager *pm = (PassManager*) DATA_PTR(self); Module *m = LLVM_MODULE(module); pm->add(new TargetData(m)); pm->add(createVerifierPass()); pm->add(createLowerSetJmpPass()); pm->add(createRaiseAllocationsPass()); pm->add(createCFGSimplificationPass()); pm->add(createPromoteMemoryToRegisterPass()); pm->add(createGlobalOptimizerPass()); pm->add(createGlobalDCEPass()); pm->add(createFunctionInliningPass()); pm->run(*m); return Qtrue; }
static void AddStandardCompilePasses(PassManager &PM) { PM.add(createVerifierPass()); // Verify that input is correct #if LLVM_VERSION_CODE < LLVM_VERSION(3, 0) addPass(PM, createLowerSetJmpPass()); // Lower llvm.setjmp/.longjmp #endif // If the -strip-debug command line option was specified, do it. if (StripDebug) addPass(PM, createStripSymbolsPass(true)); if (DisableOptimizations) return; addPass(PM, createCFGSimplificationPass()); // Clean up disgusting code addPass(PM, createPromoteMemoryToRegisterPass());// Kill useless allocas addPass(PM, createGlobalOptimizerPass()); // Optimize out global vars addPass(PM, createGlobalDCEPass()); // Remove unused fns and globs addPass(PM, createIPConstantPropagationPass());// IP Constant Propagation addPass(PM, createDeadArgEliminationPass()); // Dead argument elimination addPass(PM, createInstructionCombiningPass()); // Clean up after IPCP & DAE addPass(PM, createCFGSimplificationPass()); // Clean up after IPCP & DAE addPass(PM, createPruneEHPass()); // Remove dead EH info addPass(PM, createFunctionAttrsPass()); // Deduce function attrs if (!DisableInline) addPass(PM, createFunctionInliningPass()); // Inline small functions addPass(PM, createArgumentPromotionPass()); // Scalarize uninlined fn args #if LLVM_VERSION_CODE < LLVM_VERSION(3, 4) addPass(PM, createSimplifyLibCallsPass()); // Library Call Optimizations #endif addPass(PM, createInstructionCombiningPass()); // Cleanup for scalarrepl. addPass(PM, createJumpThreadingPass()); // Thread jumps. addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs addPass(PM, createScalarReplAggregatesPass()); // Break up aggregate allocas addPass(PM, createInstructionCombiningPass()); // Combine silly seq's addPass(PM, createTailCallEliminationPass()); // Eliminate tail calls addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs addPass(PM, createReassociatePass()); // Reassociate expressions addPass(PM, createLoopRotatePass()); addPass(PM, createLICMPass()); // Hoist loop invariants addPass(PM, createLoopUnswitchPass()); // Unswitch loops. // FIXME : Removing instcombine causes nestedloop regression. addPass(PM, createInstructionCombiningPass()); addPass(PM, createIndVarSimplifyPass()); // Canonicalize indvars addPass(PM, createLoopDeletionPass()); // Delete dead loops addPass(PM, createLoopUnrollPass()); // Unroll small loops addPass(PM, createInstructionCombiningPass()); // Clean up after the unroller addPass(PM, createGVNPass()); // Remove redundancies addPass(PM, createMemCpyOptPass()); // Remove memcpy / form memset addPass(PM, createSCCPPass()); // Constant prop with SCCP // Run instcombine after redundancy elimination to exploit opportunities // opened up by them. addPass(PM, createInstructionCombiningPass()); addPass(PM, createDeadStoreEliminationPass()); // Delete dead stores addPass(PM, createAggressiveDCEPass()); // Delete dead instructions addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs addPass(PM, createStripDeadPrototypesPass()); // Get rid of dead prototypes #if LLVM_VERSION_CODE < LLVM_VERSION(3, 0) addPass(PM, createDeadTypeEliminationPass()); // Eliminate dead types #endif addPass(PM, createConstantMergePass()); // Merge dup global constants }