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authorchriseth <chris@ethereum.org>2017-08-26 00:58:12 +0800
committerAlex Beregszaszi <alex@rtfs.hu>2017-09-16 03:46:32 +0800
commit80ce3ca66f063d8d87c2393e689f92d8608b4e0a (patch)
treeae1376cd7d128573edb235f92191dd30118d07bf /libsolidity/codegen/CompilerUtils.cpp
parent73771f5bb2d8aee1b71dfcc909a60aa47c591dec (diff)
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Move ABI encoder into its own function.
Diffstat (limited to 'libsolidity/codegen/CompilerUtils.cpp')
-rw-r--r--libsolidity/codegen/CompilerUtils.cpp19
1 files changed, 7 insertions, 12 deletions
diff --git a/libsolidity/codegen/CompilerUtils.cpp b/libsolidity/codegen/CompilerUtils.cpp
index 3662478d..1e623357 100644
--- a/libsolidity/codegen/CompilerUtils.cpp
+++ b/libsolidity/codegen/CompilerUtils.cpp
@@ -310,18 +310,13 @@ void CompilerUtils::abiEncode(
{
// stack: <$value0> <$value1> ... <$value(n-1)> <$headStart>
- vector<string> variables;
- size_t numValues = sizeOnStack(_givenTypes);
- for (size_t i = 0; i < numValues; ++i)
- variables.push_back("$value" + to_string(i));
- variables.push_back("$headStart");
-
- ABIFunctions funs;
- string routine = funs.tupleEncoder(_givenTypes, _targetTypes, _encodeAsLibraryTypes);
- routine += funs.requestedFunctions();
- m_context.appendInlineAssembly("{" + routine + "}", variables, true);
- // Remove everyhing except for "value0" / the final memory pointer.
- popStackSlots(numValues);
+ auto ret = m_context.pushNewTag();
+ moveIntoStack(sizeOnStack(_givenTypes) + 1);
+
+ string encoderName = m_context.abiFunctions().tupleEncoder(_givenTypes, _targetTypes, _encodeAsLibraryTypes);
+ m_context.appendJumpTo(m_context.namedTag(encoderName));
+ m_context.adjustStackOffset(-int(sizeOnStack(_givenTypes)) - 1);
+ m_context << ret.tag();
}
void CompilerUtils::zeroInitialiseMemoryArray(ArrayType const& _type)