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- 'gccas' puts verifier in logical place in pass procession to avoid
    recomputing dominator information unneccesarily.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3553 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-08-30 22:55:32 +00:00
parent 1acbea1678
commit c5394837fe
1 changed files with 19 additions and 18 deletions
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37
tools/gccas/gccas.cpp
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@ -68,34 +68,35 @@ static inline void addPass(PassManager &PM, Pass *P) {
void AddConfiguredTransformationPasses(PassManager &PM) {
if (Verify) PM.add(createVerifierPass());
addPass(PM, createFunctionResolvingPass()); // Resolve (...) functions
addPass(PM, createGlobalDCEPass()); // Kill unused uinit g-vars
addPass(PM, createDeadTypeEliminationPass()); // Eliminate dead types
addPass(PM, createConstantMergePass()); // Merge dup global constants
addPass(PM, createDeadInstEliminationPass()); // Remove Dead code/vars
addPass(PM, createRaiseAllocationsPass()); // call %malloc -> malloc inst
addPass(PM, createIndVarSimplifyPass()); // Simplify indvars
addPass(PM, createFunctionResolvingPass()); // Resolve (...) functions
addPass(PM, createGlobalDCEPass()); // Kill unused uinit g-vars
addPass(PM, createDeadTypeEliminationPass()); // Eliminate dead types
addPass(PM, createConstantMergePass()); // Merge dup global constants
addPass(PM, createVerifierPass()); // Verify that input is correct
addPass(PM, createDeadInstEliminationPass()); // Remove Dead code/vars
addPass(PM, createRaiseAllocationsPass()); // call %malloc -> malloc inst
addPass(PM, createIndVarSimplifyPass()); // Simplify indvars
// Level raise is eternally buggy/in need of enhancements. Allow
// transformation to stop right before it runs.
if (StopAtLevelRaise) return;
addPass(PM, createRaisePointerReferencesPass(TD));// Eliminate casts
addPass(PM, createPromoteMemoryToRegister()); // Promote alloca's to regs
addPass(PM, createRaisePointerReferencesPass(TD));// Recover type information
addPass(PM, createPromoteMemoryToRegister()); // Promote alloca's to regs
// Disabling until this is fixed -- Vikram, 7/7/02.
// addPass(PM, createReassociatePass()); // Reassociate expressions
addPass(PM, createInstructionCombiningPass()); // Combine silly seq's
addPass(PM, createDeadInstEliminationPass()); // Kill InstCombine remnants
addPass(PM, createLICMPass()); // Hoist loop invariants
addPass(PM, createLoadValueNumberingPass()); // GVN for load instructions
addPass(PM, createGCSEPass()); // Remove common subexprs
addPass(PM, createSCCPPass()); // Constant prop with SCCP
// addPass(PM, createReassociatePass()); // Reassociate expressions
addPass(PM, createInstructionCombiningPass()); // Combine silly seq's
addPass(PM, createDeadInstEliminationPass()); // Kill InstCombine remnants
addPass(PM, createLICMPass()); // Hoist loop invariants
addPass(PM, createLoadValueNumberingPass()); // GVN for load instructions
addPass(PM, createGCSEPass()); // Remove common subexprs
addPass(PM, createSCCPPass()); // Constant prop with SCCP
// Run instcombine after redundancy elimination to exploit opportunities
// opened up by them.
addPass(PM, createInstructionCombiningPass());
addPass(PM, createAggressiveDCEPass()); // SSA based 'Agressive DCE'
addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs
addPass(PM, createAggressiveDCEPass()); // SSA based 'Agressive DCE'
addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs
}