diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/pass.h | 8 | ||||
| -rw-r--r-- | src/passes/pass.cpp | 24 |
2 files changed, 20 insertions, 12 deletions
diff --git a/src/pass.h b/src/pass.h index 27e7ee37f..4f9cd1b68 100644 --- a/src/pass.h +++ b/src/pass.h @@ -226,9 +226,11 @@ struct PassRunner { // doesn't help anyhow and also is bad for e.g. printing // which is a pass) // this method returns whether we are in passDebug mode, and which value: - // 1: run pass by pass, validating in between - // 2: also save the last pass, so it breakage happens we can print the last - // one 3: also dump out byn-* files for each pass + // 1: log out each pass that we run, and validate in between (can pass + // --no-validation to skip validation). + // 2: like 1, and also save the last pass's output, so if breakage happens we + // can print a useful error. also logs out names of nested passes. + // 3: like 1, and also dumps out byn-* files for each pass as it is run. static int getPassDebug(); protected: diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp index d115b4533..9b56fa54d 100644 --- a/src/passes/pass.cpp +++ b/src/passes/pass.cpp @@ -546,27 +546,33 @@ static void dumpWast(Name name, Module* wasm) { void PassRunner::run() { static const int passDebug = getPassDebug(); - if (!isNested && (options.debug || passDebug)) { + // Emit logging information when asked for. At passDebug level 1+ we log + // the main passes, while in 2 we also log nested ones. Note that for + // nested ones we can only emit their name - we can't validate, or save the + // file, or print, as the wasm may be in an intermediate state that is not + // valid. + if (options.debug || (passDebug == 2 || (passDebug && !isNested))) { // for debug logging purposes, run each pass in full before running the // other auto totalTime = std::chrono::duration<double>(0); - size_t padding = 0; WasmValidator::Flags validationFlags = WasmValidator::Minimal; if (options.validateGlobally) { validationFlags = validationFlags | WasmValidator::Globally; } - std::cerr << "[PassRunner] running passes..." << std::endl; + auto what = isNested ? "nested passes" : "passes"; + std::cerr << "[PassRunner] running " << what << std::endl; + size_t padding = 0; for (auto& pass : passes) { padding = std::max(padding, pass->name.size()); } - if (passDebug >= 3) { + if (passDebug >= 3 && !isNested) { dumpWast("before", wasm); } for (auto& pass : passes) { // ignoring the time, save a printout of the module before, in case this // pass breaks it, so we can print the before and after std::stringstream moduleBefore; - if (passDebug == 2) { + if (passDebug == 2 && !isNested) { WasmPrinter::printModule(wasm, moduleBefore); } // prepare to run @@ -586,7 +592,7 @@ void PassRunner::run() { std::chrono::duration<double> diff = after - before; std::cerr << diff.count() << " seconds." << std::endl; totalTime += diff; - if (options.validate) { + if (options.validate && !isNested) { // validate, ignoring the time std::cerr << "[PassRunner] (validating)\n"; if (!WasmValidator().validate(*wasm, validationFlags)) { @@ -607,9 +613,9 @@ void PassRunner::run() { dumpWast(pass->name, wasm); } } - std::cerr << "[PassRunner] passes took " << totalTime.count() << " seconds." - << std::endl; - if (options.validate) { + std::cerr << "[PassRunner] " << what << " took " << totalTime.count() + << " seconds." << std::endl; + if (options.validate && !isNested) { std::cerr << "[PassRunner] (final validation)\n"; if (!WasmValidator().validate(*wasm, validationFlags)) { WasmPrinter::printModule(wasm); |