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Make Yul optimizer not fail for wasm.

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This commit is contained in:
chriseth
2019-06-17 18:42:47 +02:00
parent 8260ae1397
commit 6cb6fe35ef
17 changed files with 321 additions and 210 deletions
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libyul/CompilabilityChecker.cpp
+24 -20
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@@ -43,27 +43,31 @@ map<YulString, int> CompilabilityChecker::run(
solAssert(_dialect.flavour == AsmFlavour::Strict, "");
solAssert(dynamic_cast<EVMDialect const*>(&_dialect), "");
NoOutputEVMDialect noOutputDialect(dynamic_cast<EVMDialect const&>(_dialect));
BuiltinContext builtinContext;
yul::AsmAnalysisInfo analysisInfo =
yul::AsmAnalyzer::analyzeStrictAssertCorrect(noOutputDialect, _ast);
NoOutputAssembly assembly;
CodeTransform transform(assembly, analysisInfo, _ast, noOutputDialect, builtinContext, _optimizeStackAllocation);
try
if (EVMDialect const* evmDialect = dynamic_cast<EVMDialect const*>(&_dialect))
{
transform(_ast);
}
catch (StackTooDeepError const&)
{
solAssert(!transform.stackErrors().empty(), "Got stack too deep exception that was not stored.");
}
NoOutputEVMDialect noOutputDialect(*evmDialect);
BuiltinContext builtinContext;
std::map<YulString, int> functions;
for (StackTooDeepError const& error: transform.stackErrors())
functions[error.functionName] = max(error.depth, functions[error.functionName]);
yul::AsmAnalysisInfo analysisInfo =
yul::AsmAnalyzer::analyzeStrictAssertCorrect(noOutputDialect, _ast);
return functions;
NoOutputAssembly assembly;
CodeTransform transform(assembly, analysisInfo, _ast, noOutputDialect, builtinContext, _optimizeStackAllocation);
try
{
transform(_ast);
}
catch (StackTooDeepError const&)
{
solAssert(!transform.stackErrors().empty(), "Got stack too deep exception that was not stored.");
}
std::map<YulString, int> functions;
for (StackTooDeepError const& error: transform.stackErrors())
functions[error.functionName] = max(error.depth, functions[error.functionName]);
return functions;
}
else
return {};
}