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| author | wbt <wbt@users.noreply.github.com> | 2018-01-23 22:44:37 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-01-23 22:44:37 +0800 |
| commit | 761eae2499b172334e5ea3e75573af99fae2a975 (patch) | |
| tree | 3ec324015e8d97e9b7ca43cb4dcc3c46b1b3bf31 /libsolidity/codegen/CompilerUtils.cpp | |
| parent | 7c69d88f937324b64ed8825f9e611e417421434b (diff) | |
| parent | e5def2da3d9b6cffbff42e2c9e1941831d2fe5ea (diff) | |
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Update from official repo
Diffstat (limited to 'libsolidity/codegen/CompilerUtils.cpp')
| -rw-r--r-- | libsolidity/codegen/CompilerUtils.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/libsolidity/codegen/CompilerUtils.cpp b/libsolidity/codegen/CompilerUtils.cpp index 053bed6a..533aca5c 100644 --- a/libsolidity/codegen/CompilerUtils.cpp +++ b/libsolidity/codegen/CompilerUtils.cpp @@ -319,6 +319,23 @@ void CompilerUtils::abiEncodeV2( m_context << ret.tag(); } +void CompilerUtils::abiDecodeV2(TypePointers const& _parameterTypes, bool _fromMemory) +{ + // stack: <source_offset> + auto ret = m_context.pushNewTag(); + m_context << Instruction::SWAP1; + if (_fromMemory) + // TODO pass correct size for the memory case + m_context << (u256(1) << 63); + else + m_context << Instruction::CALLDATASIZE; + m_context << Instruction::SWAP1; + string decoderName = m_context.abiFunctions().tupleDecoder(_parameterTypes, _fromMemory); + m_context.appendJumpTo(m_context.namedTag(decoderName)); + m_context.adjustStackOffset(int(sizeOnStack(_parameterTypes)) - 3); + m_context << ret.tag(); +} + void CompilerUtils::zeroInitialiseMemoryArray(ArrayType const& _type) { auto repeat = m_context.newTag(); |