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| author | chriseth <c@ethdev.com> | 2015-06-27 00:35:43 +0800 |
|---|---|---|
| committer | chriseth <c@ethdev.com> | 2015-06-27 03:28:02 +0800 |
| commit | ca497f5d10b49e5faa348a9285d8d87784072477 (patch) | |
| tree | 4de7a01b52c9d88da4a733cb806639bce3c982a6 | |
| parent | 109b4eafb9d543abb13ed24055bd71d4f67cb9ec (diff) | |
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Delete for memory objects.
| -rw-r--r-- | ExpressionCompiler.cpp | 22 | ||||
| -rw-r--r-- | LValue.cpp | 13 |
2 files changed, 20 insertions, 15 deletions
diff --git a/ExpressionCompiler.cpp b/ExpressionCompiler.cpp index 7ddcc031..59907b14 100644 --- a/ExpressionCompiler.cpp +++ b/ExpressionCompiler.cpp @@ -679,10 +679,24 @@ void ExpressionCompiler::endVisit(MemberAccess const& _memberAccess) case Type::Category::Struct: { StructType const& type = dynamic_cast<StructType const&>(*_memberAccess.getExpression().getType()); - m_context << eth::Instruction::POP; // structs always align to new slot - pair<u256, unsigned> const& offsets = type.getStorageOffsetsOfMember(member); - m_context << offsets.first << eth::Instruction::ADD << u256(offsets.second); - setLValueToStorageItem(_memberAccess); + switch (type.location()) + { + case DataLocation::Storage: + { + m_context << eth::Instruction::POP; // structs always align to new slot + pair<u256, unsigned> const& offsets = type.getStorageOffsetsOfMember(member); + m_context << offsets.first << eth::Instruction::ADD << u256(offsets.second); + setLValueToStorageItem(_memberAccess); + break; + } + case DataLocation::Memory: + { + solAssert(false, "Member access for memory structs not yet implemented."); + break; + } + default: + solAssert(false, "Illegal data location for struct."); + } break; } case Type::Category::Enum: @@ -69,17 +69,8 @@ void StackVariable::storeValue(Type const&, SourceLocation const& _location, boo void StackVariable::setToZero(SourceLocation const& _location, bool) const { - unsigned stackDiff = m_context.baseToCurrentStackOffset(m_baseStackOffset); - if (stackDiff > 16) - BOOST_THROW_EXCEPTION( - CompilerError() << - errinfo_sourceLocation(_location) << - errinfo_comment("Stack too deep, try removing local variables.") - ); - solAssert(stackDiff >= m_size - 1, ""); - for (unsigned i = 0; i < m_size; ++i) - m_context << u256(0) << eth::swapInstruction(stackDiff + 1 - i) - << eth::Instruction::POP; + CompilerUtils(m_context).pushZeroValue(m_dataType); + storeValue(m_dataType, _location, true); } MemoryItem::MemoryItem(CompilerContext& _compilerContext, Type const& _type, bool _padded): |