diff options
Diffstat (limited to 'include/llvm/Support/StandardPasses.h')
| -rw-r--r-- | include/llvm/Support/StandardPasses.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/llvm/Support/StandardPasses.h b/include/llvm/Support/StandardPasses.h index d774faf..8dfd6f9 100644 --- a/include/llvm/Support/StandardPasses.h +++ b/include/llvm/Support/StandardPasses.h @@ -72,6 +72,7 @@ namespace llvm { Pass *InliningPass) { createStandardAliasAnalysisPasses(PM); + // If all optimizations are disabled, just run the always-inline pass. if (OptimizationLevel == 0) { if (InliningPass) PM->add(InliningPass); @@ -83,9 +84,10 @@ namespace llvm { PM->add(createIPSCCPPass()); // IP SCCP PM->add(createDeadArgEliminationPass()); // Dead argument elimination + + PM->add(createInstructionCombiningPass());// Clean up after IPCP & DAE + PM->add(createCFGSimplificationPass()); // Clean up after IPCP & DAE } - PM->add(createInstructionCombiningPass()); // Clean up after IPCP & DAE - PM->add(createCFGSimplificationPass()); // Clean up after IPCP & DAE // Start of CallGraph SCC passes. if (UnitAtATime && HaveExceptions) @@ -120,7 +122,6 @@ namespace llvm { PM->add(createLoopDeletionPass()); // Delete dead loops if (UnrollLoops) PM->add(createLoopUnrollPass()); // Unroll small loops - PM->add(createInstructionCombiningPass()); // Clean up after the unroller if (OptimizationLevel > 1) PM->add(createGVNPass()); // Remove redundancies PM->add(createMemCpyOptPass()); // Remove memcpy / form memset @@ -134,6 +135,7 @@ namespace llvm { PM->add(createDeadStoreEliminationPass()); // Delete dead stores PM->add(createAggressiveDCEPass()); // Delete dead instructions PM->add(createCFGSimplificationPass()); // Merge & remove BBs + PM->add(createInstructionCombiningPass()); // Clean up after everything. if (UnitAtATime) { PM->add(createStripDeadPrototypesPass()); // Get rid of dead prototypes |
