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| author | Chris Lattner <sabre@nondot.org> | 2003-11-21 21:44:35 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-11-21 21:44:35 +0000 |
| commit | 52b4fb3fdea0e36aa230998def6d2c8a8ede801c (patch) | |
| tree | 2004e6805f8f8543dc68ca39aa24f676fad403f6 /llvm/tools/gccas/gccas.cpp | |
| parent | dcdc3715229c5c72e14075927241fb48ff5e2e45 (diff) | |
| download | bcm5719-llvm-52b4fb3fdea0e36aa230998def6d2c8a8ede801c.tar.gz bcm5719-llvm-52b4fb3fdea0e36aa230998def6d2c8a8ede801c.zip | |
Reorder passes a bit. In particular, it makes sense to run globaldce IMMEDIATELY after funcresolve. Also, run the mem2reg pass _early_ so that IPCP and DAE actually do stuff.
Run instcombine and simplify cfg after this to cleanup the intraprocedural messes we create.
llvm-svn: 10134
Diffstat (limited to 'llvm/tools/gccas/gccas.cpp')
| -rw-r--r-- | llvm/tools/gccas/gccas.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/tools/gccas/gccas.cpp b/llvm/tools/gccas/gccas.cpp index 0ed58b97db5..7d44d00a55b 100644 --- a/llvm/tools/gccas/gccas.cpp +++ b/llvm/tools/gccas/gccas.cpp @@ -58,11 +58,13 @@ void AddConfiguredTransformationPasses(PassManager &PM) { PM.add(createVerifierPass()); // Verify that input is correct addPass(PM, createLowerSetJmpPass()); // Lower llvm.setjmp/.longjmp addPass(PM, createFunctionResolvingPass()); // Resolve (...) functions - addPass(PM, createCFGSimplificationPass()); // Clean up disgusting code - addPass(PM, createRaiseAllocationsPass()); // call %malloc -> malloc inst addPass(PM, createGlobalDCEPass()); // Remove unused globals + addPass(PM, createRaiseAllocationsPass()); // call %malloc -> malloc inst + addPass(PM, createPromoteMemoryToRegister()); // "Construct SSA form" addPass(PM, createIPConstantPropagationPass());// IP Constant Propagation addPass(PM, createDeadArgEliminationPass()); // Dead argument elimination + addPass(PM, createInstructionCombiningPass()); // Cleanup after IPCP & DAE + addPass(PM, createCFGSimplificationPass()); // Clean up disgusting code addPass(PM, createPruneEHPass()); // Remove dead EH info |
