diff options
Diffstat (limited to 'src/passes/pass.cpp')
| -rw-r--r-- | src/passes/pass.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp index 58a5f2f0a..3712bf19e 100644 --- a/src/passes/pass.cpp +++ b/src/passes/pass.cpp @@ -100,6 +100,8 @@ void PassRegistry::registerPasses() { registerPass("minify-imports-and-exports", "minifies both import and export names, and emits a mapping to the minified ones", createMinifyImportsAndExportsPass); registerPass("nm", "name list", createNameListPass); registerPass("no-exit-runtime", "removes calls to atexit(), which is valid if the C runtime will never be exited", createNoExitRuntimePass); + registerPass("optimize-added-constants", "optimizes added constants into load/store offsets", createOptimizeAddedConstantsPass); + registerPass("optimize-added-constants-propagate", "optimizes added constants into load/store offsets, propagating them across locals too", createOptimizeAddedConstantsPropagatePass); registerPass("optimize-instructions", "optimizes instruction combinations", createOptimizeInstructionsPass); registerPass("optimize-stack-ir", "optimize Stack IR", createOptimizeStackIRPass); registerPass("pick-load-signs", "pick load signs based on their uses", createPickLoadSignsPass); @@ -169,6 +171,13 @@ void PassRunner::addDefaultFunctionOptimizationPasses() { } else { add("precompute"); } + if (options.lowMemoryUnused) { + if (options.optimizeLevel >= 3 || options.shrinkLevel >= 1) { + add("optimize-added-constants-propagate"); + } else { + add("optimize-added-constants"); + } + } if (options.optimizeLevel >= 2 || options.shrinkLevel >= 2) { add("code-pushing"); } |