fabi/Xenia-Canary
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Oh my. Basic CFA/DFA, local variable support, misc fixes, etc.

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This commit is contained in:
Ben Vanik
2014-02-02 00:33:57 -08:00
parent b29276e167
commit bca349b302
37 changed files with 3048 additions and 28 deletions
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26
src/alloy/frontend/ppc/ppc_translator.cc
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@@ -38,20 +38,40 @@ PPCTranslator::PPCTranslator(PPCFrontend* frontend) :
assembler_ = backend->CreateAssembler();
assembler_->Initialize();
bool validate = FLAGS_validate_hir;
// Build the CFG first.
compiler_->AddPass(new passes::ControlFlowAnalysisPass());
// Passes are executed in the order they are added. Multiple of the same
// pass type may be used.
if (validate) compiler_->AddPass(new passes::ValidationPass());
//compiler_->AddPass(new passes::ContextPromotionPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
compiler_->AddPass(new passes::SimplificationPass());
// TODO(benvanik): run repeatedly?
if (validate) compiler_->AddPass(new passes::ValidationPass());
compiler_->AddPass(new passes::ConstantPropagationPass());
//compiler_->AddPass(new passes::TypePropagationPass());
//compiler_->AddPass(new passes::ByteSwapEliminationPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
compiler_->AddPass(new passes::SimplificationPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
//compiler_->AddPass(new passes::DeadStoreEliminationPass());
//if (validate) compiler_->AddPass(new passes::ValidationPass());
compiler_->AddPass(new passes::DeadCodeEliminationPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
// Adds local load/stores.
compiler_->AddPass(new passes::DataFlowAnalysisPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
compiler_->AddPass(new passes::SimplificationPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
// Run DCE one more time to cleanup any local manipulation.
compiler_->AddPass(new passes::DeadCodeEliminationPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
// Removes all unneeded variables. Try not to add new ones after this.
compiler_->AddPass(new passes::ValueReductionPass());
if (validate) compiler_->AddPass(new passes::ValidationPass());
// Must come last. The HIR is not really HIR after this.
compiler_->AddPass(new passes::FinalizationPass());