diff options
Diffstat (limited to 'src/passes/pass.cpp')
| -rw-r--r-- | src/passes/pass.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp index 081164d90..a82b2fa58 100644 --- a/src/passes/pass.cpp +++ b/src/passes/pass.cpp @@ -71,6 +71,7 @@ void PassRegistry::registerPasses() { registerPass("extract-function", "leaves just one function (useful for debugging)", createExtractFunctionPass); registerPass("inlining", "inlines functions (currently only ones with a single use)", createInliningPass); registerPass("legalize-js-interface", "legalizes i64 types on the import/export boundary", createLegalizeJSInterfacePass); + registerPass("local-cse", "common subexpression elimination inside basic blocks", createLocalCSEPass); registerPass("memory-packing", "packs memory into separate segments, skipping zeros", createMemoryPackingPass); registerPass("merge-blocks", "merges blocks to their parents", createMergeBlocksPass); registerPass("metrics", "reports metrics", createMetricsPass); @@ -132,6 +133,10 @@ void PassRunner::addDefaultFunctionOptimizationPasses() { add("merge-blocks"); add("optimize-instructions"); add("precompute"); + if (options.shrinkLevel >= 2) { + 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 } |