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-rw-r--r--libsolidity/analysis/ReferencesResolver.cpp7
-rw-r--r--libsolidity/analysis/TypeChecker.cpp10
-rw-r--r--libsolidity/ast/ASTAnnotations.h12
-rw-r--r--libsolidity/codegen/ContractCompiler.cpp3
-rw-r--r--libsolidity/inlineasm/AsmAnalysis.cpp44
-rw-r--r--libsolidity/inlineasm/AsmAnalysis.h13
-rw-r--r--libsolidity/inlineasm/AsmAnalysisInfo.cpp26
-rw-r--r--libsolidity/inlineasm/AsmAnalysisInfo.h61
-rw-r--r--libsolidity/inlineasm/AsmCodeGen.cpp17
-rw-r--r--libsolidity/inlineasm/AsmCodeGen.h4
-rw-r--r--libsolidity/inlineasm/AsmStack.cpp17
11 files changed, 151 insertions, 63 deletions
diff --git a/libsolidity/analysis/ReferencesResolver.cpp b/libsolidity/analysis/ReferencesResolver.cpp
index a8231b13..9433976a 100644
--- a/libsolidity/analysis/ReferencesResolver.cpp
+++ b/libsolidity/analysis/ReferencesResolver.cpp
@@ -26,6 +26,7 @@
#include <libsolidity/interface/Exceptions.h>
#include <libsolidity/analysis/ConstantEvaluator.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/inlineasm/AsmData.h>
#include <boost/algorithm/string.hpp>
@@ -190,8 +191,10 @@ bool ReferencesResolver::visit(InlineAssembly const& _inlineAssembly)
_inlineAssembly.annotation().externalReferences[&_identifier].declaration = declarations.front();
return size_t(1);
};
- assembly::AsmAnalyzer::Scopes scopes;
- assembly::AsmAnalyzer(scopes, errorsIgnored, resolver).analyze(_inlineAssembly.operations());
+
+ // Will be re-generated later with correct information
+ assembly::AsmAnalysisInfo analysisInfo;
+ assembly::AsmAnalyzer(analysisInfo, errorsIgnored, resolver).analyze(_inlineAssembly.operations());
return false;
}
diff --git a/libsolidity/analysis/TypeChecker.cpp b/libsolidity/analysis/TypeChecker.cpp
index 08a49f51..38cdc1f8 100644
--- a/libsolidity/analysis/TypeChecker.cpp
+++ b/libsolidity/analysis/TypeChecker.cpp
@@ -25,6 +25,7 @@
#include <boost/range/adaptor/reversed.hpp>
#include <libsolidity/ast/AST.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/inlineasm/AsmData.h>
using namespace std;
@@ -705,8 +706,13 @@ bool TypeChecker::visit(InlineAssembly const& _inlineAssembly)
ref->second.valueSize = 1;
return size_t(1);
};
- solAssert(_inlineAssembly.annotation().scopes.empty(), "");
- assembly::AsmAnalyzer analyzer(_inlineAssembly.annotation().scopes, m_errors, identifierAccess);
+ solAssert(!_inlineAssembly.annotation().analysisInfo, "");
+ _inlineAssembly.annotation().analysisInfo = make_shared<assembly::AsmAnalysisInfo>();
+ assembly::AsmAnalyzer analyzer(
+ *_inlineAssembly.annotation().analysisInfo,
+ m_errors,
+ identifierAccess
+ );
if (!analyzer.analyze(_inlineAssembly.operations()))
return false;
return true;
diff --git a/libsolidity/ast/ASTAnnotations.h b/libsolidity/ast/ASTAnnotations.h
index 0b6c8991..a7d89248 100644
--- a/libsolidity/ast/ASTAnnotations.h
+++ b/libsolidity/ast/ASTAnnotations.h
@@ -22,11 +22,12 @@
#pragma once
+#include <libsolidity/ast/ASTForward.h>
+
#include <map>
#include <memory>
#include <vector>
#include <set>
-#include <libsolidity/ast/ASTForward.h>
namespace dev
{
@@ -112,9 +113,8 @@ struct StatementAnnotation: ASTAnnotation, DocumentedAnnotation
namespace assembly
{
-struct Identifier; // forward
-struct Block; // forward
-struct Scope; // forward
+ struct AsmAnalysisInfo;
+ struct Identifier;
}
struct InlineAssemblyAnnotation: StatementAnnotation
@@ -129,8 +129,8 @@ struct InlineAssemblyAnnotation: StatementAnnotation
/// Mapping containing resolved references to external identifiers and their value size
std::map<assembly::Identifier const*, ExternalIdentifierInfo> externalReferences;
- /// Mapping containing the scopes (the result of the analysis phase).
- std::map<assembly::Block const*, std::shared_ptr<assembly::Scope>> scopes;
+ /// Information generated during analysis phase.
+ std::shared_ptr<assembly::AsmAnalysisInfo> analysisInfo;
};
struct ReturnAnnotation: StatementAnnotation
diff --git a/libsolidity/codegen/ContractCompiler.cpp b/libsolidity/codegen/ContractCompiler.cpp
index 6cff9d0b..34ef13c0 100644
--- a/libsolidity/codegen/ContractCompiler.cpp
+++ b/libsolidity/codegen/ContractCompiler.cpp
@@ -637,9 +637,10 @@ bool ContractCompiler::visit(InlineAssembly const& _inlineAssembly)
_assembly.append(Instruction::POP);
}
};
+ solAssert(_inlineAssembly.annotation().analysisInfo, "");
codeGen.assemble(
_inlineAssembly.operations(),
- _inlineAssembly.annotation().scopes,
+ *_inlineAssembly.annotation().analysisInfo,
m_context.nonConstAssembly(),
identifierAccess
);
diff --git a/libsolidity/inlineasm/AsmAnalysis.cpp b/libsolidity/inlineasm/AsmAnalysis.cpp
index 68c5a064..dad05a78 100644
--- a/libsolidity/inlineasm/AsmAnalysis.cpp
+++ b/libsolidity/inlineasm/AsmAnalysis.cpp
@@ -23,6 +23,7 @@
#include <libsolidity/inlineasm/AsmData.h>
#include <libsolidity/inlineasm/AsmScopeFiller.h>
#include <libsolidity/inlineasm/AsmScope.h>
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/interface/Exceptions.h>
#include <libsolidity/interface/Utils.h>
@@ -37,35 +38,34 @@ using namespace dev;
using namespace dev::solidity;
using namespace dev::solidity::assembly;
-
AsmAnalyzer::AsmAnalyzer(
- AsmAnalyzer::Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
ErrorList& _errors,
- ExternalIdentifierAccess::Resolver const& _resolver,
- StackHeightInfo* _stackHeightInfo
+ ExternalIdentifierAccess::Resolver const& _resolver
):
- m_resolver(_resolver), m_scopes(_scopes), m_errors(_errors), m_stackHeightInfo(_stackHeightInfo)
+ m_resolver(_resolver), m_info(_analysisInfo), m_errors(_errors)
{
}
bool AsmAnalyzer::analyze(Block const& _block)
{
- if (!(ScopeFiller(m_scopes, m_errors))(_block))
+ if (!(ScopeFiller(m_info.scopes, m_errors))(_block))
return false;
return (*this)(_block);
}
-bool AsmAnalyzer::operator()(const Label& _label)
+bool AsmAnalyzer::operator()(Label const& _label)
{
- storeStackHeight(_label); return true;
+ m_info.stackHeightInfo[&_label] = m_stackHeight;
+ return true;
}
bool AsmAnalyzer::operator()(assembly::Instruction const& _instruction)
{
auto const& info = instructionInfo(_instruction.instruction);
m_stackHeight += info.ret - info.args;
- storeStackHeight(_instruction);
+ m_info.stackHeightInfo[&_instruction] = m_stackHeight;
return true;
}
@@ -81,7 +81,7 @@ bool AsmAnalyzer::operator()(assembly::Literal const& _literal)
));
return false;
}
- storeStackHeight(_literal);
+ m_info.stackHeightInfo[&_literal] = m_stackHeight;
return true;
}
@@ -137,7 +137,7 @@ bool AsmAnalyzer::operator()(assembly::Identifier const& _identifier)
}
m_stackHeight += stackSize == size_t(-1) ? 1 : stackSize;
}
- storeStackHeight(_identifier);
+ m_info.stackHeightInfo[&_identifier] = m_stackHeight;
return success;
}
@@ -156,14 +156,14 @@ bool AsmAnalyzer::operator()(FunctionalInstruction const& _instr)
solAssert(instructionInfo(_instr.instruction.instruction).args == int(_instr.arguments.size()), "");
if (!(*this)(_instr.instruction))
success = false;
- storeStackHeight(_instr);
+ m_info.stackHeightInfo[&_instr] = m_stackHeight;
return success;
}
bool AsmAnalyzer::operator()(assembly::Assignment const& _assignment)
{
bool success = checkAssignment(_assignment.variableName, size_t(-1));
- storeStackHeight(_assignment);
+ m_info.stackHeightInfo[&_assignment] = m_stackHeight;
return success;
}
@@ -175,7 +175,7 @@ bool AsmAnalyzer::operator()(FunctionalAssignment const& _assignment)
solAssert(m_stackHeight >= stackHeight, "Negative value size.");
if (!checkAssignment(_assignment.variableName, m_stackHeight - stackHeight))
success = false;
- storeStackHeight(_assignment);
+ m_info.stackHeightInfo[&_assignment] = m_stackHeight;
return success;
}
@@ -185,7 +185,7 @@ bool AsmAnalyzer::operator()(assembly::VariableDeclaration const& _varDecl)
bool success = boost::apply_visitor(*this, *_varDecl.value);
solAssert(m_stackHeight - stackHeight == 1, "Invalid value size.");
boost::get<Scope::Variable>(m_currentScope->identifiers.at(_varDecl.name)).active = true;
- storeStackHeight(_varDecl);
+ m_info.stackHeightInfo[&_varDecl] = m_stackHeight;
return success;
}
@@ -202,7 +202,7 @@ bool AsmAnalyzer::operator()(assembly::FunctionDefinition const& _funDef)
bool success = (*this)(_funDef.body);
m_stackHeight = stackHeight;
- storeStackHeight(_funDef);
+ m_info.stackHeightInfo[&_funDef] = m_stackHeight;
return success;
}
@@ -269,7 +269,7 @@ bool AsmAnalyzer::operator()(assembly::FunctionCall const& _funCall)
success = false;
}
m_stackHeight += int(returns) - int(arguments);
- storeStackHeight(_funCall);
+ m_info.stackHeightInfo[&_funCall] = m_stackHeight;
return success;
}
@@ -306,7 +306,7 @@ bool AsmAnalyzer::operator()(Block const& _block)
}
m_currentScope = m_currentScope->superScope;
- storeStackHeight(_block);
+ m_info.stackHeightInfo[&_block] = m_stackHeight;
return success;
}
@@ -372,12 +372,6 @@ bool AsmAnalyzer::checkAssignment(assembly::Identifier const& _variable, size_t
return success;
}
-void AsmAnalyzer::storeStackHeight(const assembly::Statement& _statement)
-{
- if (m_stackHeightInfo)
- (*m_stackHeightInfo)[&_statement] = m_stackHeight;
-}
-
bool AsmAnalyzer::expectDeposit(int const _deposit, int const _oldHeight, SourceLocation const& _location)
{
int stackDiff = m_stackHeight - _oldHeight;
@@ -400,7 +394,7 @@ bool AsmAnalyzer::expectDeposit(int const _deposit, int const _oldHeight, Source
Scope& AsmAnalyzer::scope(Block const* _block)
{
- auto scopePtr = m_scopes.at(_block);
+ auto scopePtr = m_info.scopes.at(_block);
solAssert(scopePtr, "Scope requested but not present.");
return *scopePtr;
}
diff --git a/libsolidity/inlineasm/AsmAnalysis.h b/libsolidity/inlineasm/AsmAnalysis.h
index 8256ed3c..426ee0d2 100644
--- a/libsolidity/inlineasm/AsmAnalysis.h
+++ b/libsolidity/inlineasm/AsmAnalysis.h
@@ -50,8 +50,7 @@ struct FunctionCall;
struct Scope;
-using Statement = boost::variant<Instruction, Literal, Label, Assignment, Identifier, FunctionalAssignment, FunctionCall, FunctionalInstruction, VariableDeclaration, FunctionDefinition, Block>;
-using StackHeightInfo = std::map<assembly::Statement const*, int>;
+struct AsmAnalysisInfo;
/**
* Performs the full analysis stage, calls the ScopeFiller internally, then resolves
@@ -61,12 +60,10 @@ using StackHeightInfo = std::map<assembly::Statement const*, int>;
class AsmAnalyzer: public boost::static_visitor<bool>
{
public:
- using Scopes = std::map<assembly::Block const*, std::shared_ptr<Scope>>;
AsmAnalyzer(
- Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
ErrorList& _errors,
- ExternalIdentifierAccess::Resolver const& _resolver = ExternalIdentifierAccess::Resolver(),
- StackHeightInfo* _stackHeightInfo = nullptr
+ ExternalIdentifierAccess::Resolver const& _resolver = ExternalIdentifierAccess::Resolver()
);
bool analyze(assembly::Block const& _block);
@@ -88,7 +85,6 @@ private:
/// as the value, @a _valueSize, unless that is equal to -1.
bool checkAssignment(assembly::Identifier const& _assignment, size_t _valueSize = size_t(-1));
bool expectDeposit(int _deposit, int _oldHeight, SourceLocation const& _location);
- void storeStackHeight(assembly::Statement const& _statement);
Scope& scope(assembly::Block const* _block);
/// This is used when we enter the body of a function definition. There, the parameters
@@ -98,9 +94,8 @@ private:
int m_stackHeight = 0;
ExternalIdentifierAccess::Resolver const& m_resolver;
Scope* m_currentScope = nullptr;
- Scopes& m_scopes;
+ AsmAnalysisInfo& m_info;
ErrorList& m_errors;
- StackHeightInfo* m_stackHeightInfo;
};
}
diff --git a/libsolidity/inlineasm/AsmAnalysisInfo.cpp b/libsolidity/inlineasm/AsmAnalysisInfo.cpp
new file mode 100644
index 00000000..22318b12
--- /dev/null
+++ b/libsolidity/inlineasm/AsmAnalysisInfo.cpp
@@ -0,0 +1,26 @@
+/*
+ This file is part of solidity.
+
+ solidity is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ solidity is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with solidity. If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * Information generated during analyzer part of inline assembly.
+ */
+
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
+
+#include <libsolidity/inlineasm/AsmScope.h>
+
+#include <ostream>
+
diff --git a/libsolidity/inlineasm/AsmAnalysisInfo.h b/libsolidity/inlineasm/AsmAnalysisInfo.h
new file mode 100644
index 00000000..e21eb2c5
--- /dev/null
+++ b/libsolidity/inlineasm/AsmAnalysisInfo.h
@@ -0,0 +1,61 @@
+/*
+ This file is part of solidity.
+
+ solidity is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ solidity is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with solidity. If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * Information generated during analyzer part of inline assembly.
+ */
+
+#pragma once
+
+#include <boost/variant.hpp>
+
+#include <map>
+#include <memory>
+
+namespace dev
+{
+namespace solidity
+{
+namespace assembly
+{
+
+struct Literal;
+struct Block;
+struct Label;
+struct FunctionalInstruction;
+struct FunctionalAssignment;
+struct VariableDeclaration;
+struct Instruction;
+struct Identifier;
+struct Assignment;
+struct FunctionDefinition;
+struct FunctionCall;
+
+struct Scope;
+
+using Statement = boost::variant<Instruction, Literal, Label, Assignment, Identifier, FunctionalAssignment, FunctionCall, FunctionalInstruction, VariableDeclaration, FunctionDefinition, Block>;
+
+struct AsmAnalysisInfo
+{
+ using StackHeightInfo = std::map<void const*, int>;
+ using Scopes = std::map<assembly::Block const*, std::shared_ptr<Scope>>;
+ Scopes scopes;
+ StackHeightInfo stackHeightInfo;
+};
+
+}
+}
+}
diff --git a/libsolidity/inlineasm/AsmCodeGen.cpp b/libsolidity/inlineasm/AsmCodeGen.cpp
index 68d674f9..be52db46 100644
--- a/libsolidity/inlineasm/AsmCodeGen.cpp
+++ b/libsolidity/inlineasm/AsmCodeGen.cpp
@@ -26,6 +26,7 @@
#include <libsolidity/inlineasm/AsmData.h>
#include <libsolidity/inlineasm/AsmScope.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libevmasm/Assembly.h>
#include <libevmasm/SourceLocation.h>
@@ -47,8 +48,8 @@ using namespace dev::solidity::assembly;
struct GeneratorState
{
- GeneratorState(ErrorList& _errors, AsmAnalyzer::Scopes& _scopes, eth::Assembly& _assembly):
- errors(_errors), scopes(_scopes), assembly(_assembly) {}
+ GeneratorState(ErrorList& _errors, AsmAnalysisInfo& _analysisInfo, eth::Assembly& _assembly):
+ errors(_errors), info(_analysisInfo), assembly(_assembly) {}
size_t newLabelId()
{
@@ -63,7 +64,7 @@ struct GeneratorState
}
ErrorList& errors;
- AsmAnalyzer::Scopes scopes;
+ AsmAnalysisInfo info;
eth::Assembly& assembly;
};
@@ -79,7 +80,7 @@ public:
assembly::ExternalIdentifierAccess const& _identifierAccess = assembly::ExternalIdentifierAccess()
):
m_state(_state),
- m_scope(*m_state.scopes.at(&_block)),
+ m_scope(*m_state.info.scopes.at(&_block)),
m_initialDeposit(m_state.assembly.deposit()),
m_identifierAccess(_identifierAccess)
{
@@ -262,23 +263,23 @@ private:
eth::Assembly assembly::CodeGenerator::assemble(
Block const& _parsedData,
- AsmAnalyzer::Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
ExternalIdentifierAccess const& _identifierAccess
)
{
eth::Assembly assembly;
- GeneratorState state(m_errors, _scopes, assembly);
+ GeneratorState state(m_errors, _analysisInfo, assembly);
CodeTransform(state, _parsedData, _identifierAccess);
return assembly;
}
void assembly::CodeGenerator::assemble(
Block const& _parsedData,
- AsmAnalyzer::Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
eth::Assembly& _assembly,
ExternalIdentifierAccess const& _identifierAccess
)
{
- GeneratorState state(m_errors, _scopes, _assembly);
+ GeneratorState state(m_errors, _analysisInfo, _assembly);
CodeTransform(state, _parsedData, _identifierAccess);
}
diff --git a/libsolidity/inlineasm/AsmCodeGen.h b/libsolidity/inlineasm/AsmCodeGen.h
index 18165cbd..e830e047 100644
--- a/libsolidity/inlineasm/AsmCodeGen.h
+++ b/libsolidity/inlineasm/AsmCodeGen.h
@@ -47,13 +47,13 @@ public:
/// Performs code generation and @returns the result.
eth::Assembly assemble(
Block const& _parsedData,
- AsmAnalyzer::Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
ExternalIdentifierAccess const& _identifierAccess = ExternalIdentifierAccess()
);
/// Performs code generation and appends generated to to _assembly.
void assemble(
Block const& _parsedData,
- AsmAnalyzer::Scopes& _scopes,
+ AsmAnalysisInfo& _analysisInfo,
eth::Assembly& _assembly,
ExternalIdentifierAccess const& _identifierAccess = ExternalIdentifierAccess()
);
diff --git a/libsolidity/inlineasm/AsmStack.cpp b/libsolidity/inlineasm/AsmStack.cpp
index 5defae4c..c2a7d8ea 100644
--- a/libsolidity/inlineasm/AsmStack.cpp
+++ b/libsolidity/inlineasm/AsmStack.cpp
@@ -26,6 +26,7 @@
#include <libsolidity/inlineasm/AsmCodeGen.h>
#include <libsolidity/inlineasm/AsmPrinter.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
+#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/parsing/Scanner.h>
@@ -51,8 +52,8 @@ bool InlineAssemblyStack::parse(
return false;
*m_parserResult = std::move(*result);
- AsmAnalyzer::Scopes scopes;
- return (AsmAnalyzer(scopes, m_errors, _resolver)).analyze(*m_parserResult);
+ AsmAnalysisInfo analysisInfo;
+ return (AsmAnalyzer(analysisInfo, m_errors, _resolver)).analyze(*m_parserResult);
}
string InlineAssemblyStack::toString()
@@ -62,11 +63,11 @@ string InlineAssemblyStack::toString()
eth::Assembly InlineAssemblyStack::assemble()
{
- AsmAnalyzer::Scopes scopes;
- AsmAnalyzer analyzer(scopes, m_errors);
+ AsmAnalysisInfo analysisInfo;
+ AsmAnalyzer analyzer(analysisInfo, m_errors);
solAssert(analyzer.analyze(*m_parserResult), "");
CodeGenerator codeGen(m_errors);
- return codeGen.assemble(*m_parserResult, scopes);
+ return codeGen.assemble(*m_parserResult, analysisInfo);
}
bool InlineAssemblyStack::parseAndAssemble(
@@ -82,10 +83,10 @@ bool InlineAssemblyStack::parseAndAssemble(
return false;
solAssert(parserResult, "");
- AsmAnalyzer::Scopes scopes;
- AsmAnalyzer analyzer(scopes, errors, _identifierAccess.resolve);
+ AsmAnalysisInfo analysisInfo;
+ AsmAnalyzer analyzer(analysisInfo, errors, _identifierAccess.resolve);
solAssert(analyzer.analyze(*parserResult), "");
- CodeGenerator(errors).assemble(*parserResult, scopes, _assembly, _identifierAccess);
+ CodeGenerator(errors).assemble(*parserResult, analysisInfo, _assembly, _identifierAccess);
// At this point, the assembly might be messed up, but we should throw an
// internal compiler error anyway.