diff options
Diffstat (limited to 'src/passes/pass.cpp')
| -rw-r--r-- | src/passes/pass.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp index 903675b8c..fc0a583fb 100644 --- a/src/passes/pass.cpp +++ b/src/passes/pass.cpp @@ -67,6 +67,7 @@ void PassRegistry::registerPasses() { registerPass("coalesce-locals", "reduce # of locals by coalescing", createCoalesceLocalsPass); registerPass("coalesce-locals-learning", "reduce # of locals by coalescing and learning", createCoalesceLocalsWithLearningPass); registerPass("code-pushing", "push code forward, potentially making it not always execute", createCodePushingPass); + registerPass("code-folding", "fold code, merging duplicates", createCodeFoldingPass); registerPass("dce", "removes unreachable code", createDeadCodeEliminationPass); registerPass("duplicate-function-elimination", "removes duplicate functions", createDuplicateFunctionEliminationPass); registerPass("extract-function", "leaves just one function (useful for debugging)", createExtractFunctionPass); @@ -81,7 +82,6 @@ void PassRegistry::registerPasses() { registerPass("merge-blocks", "merges blocks to their parents", createMergeBlocksPass); registerPass("metrics", "reports metrics", createMetricsPass); registerPass("nm", "name list", createNameListPass); - registerPass("name-manager", "utility pass to manage names in modules", createNameManagerPass); registerPass("optimize-instructions", "optimizes instruction combinations", createOptimizeInstructionsPass); registerPass("pick-load-signs", "pick load signs based on their uses", createPickLoadSignsPass); registerPass("post-emscripten", "miscellaneous optimizations for Emscripten-generated code", createPostEmscriptenPass); @@ -139,6 +139,9 @@ void PassRunner::addDefaultFunctionOptimizationPasses() { add("simplify-locals"); add("vacuum"); // previous pass creates garbage add("reorder-locals"); + if (options.shrinkLevel >= 1) { + add("code-folding"); + } add("merge-blocks"); // makes remove-unused-brs more effective add("remove-unused-brs"); // coalesce-locals opens opportunities for optimizations add("merge-blocks"); // clean up remove-unused-brs new blocks @@ -148,7 +151,7 @@ void PassRunner::addDefaultFunctionOptimizationPasses() { add("local-cse"); // TODO: run this early, before first coalesce-locals. right now doing so uncovers some deficiencies we need to fix first add("coalesce-locals"); // just for localCSE } - add("vacuum"); // should not be needed, last few passes do not create garbage, but just to be safe + add("vacuum"); // just to be safe } void PassRunner::addDefaultGlobalOptimizationPasses() { |