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Fix implementation of leave.

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This commit is contained in:
chriseth
2020-05-26 10:24:01 +02:00
parent 370350da07
commit bd64e537cb
6 changed files with 294 additions and 213 deletions
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libyul/backends/wasm/WasmCodeTransform.cpp
+9 -2
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@@ -280,7 +280,8 @@ wasm::Expression WasmCodeTransform::operator()(Continue const&)
wasm::Expression WasmCodeTransform::operator()(Leave const&)
{
return wasm::Return{};
yulAssert(!m_functionBodyLabel.empty(), "");
return wasm::Branch{wasm::Label{m_functionBodyLabel}};
}
wasm::Expression WasmCodeTransform::operator()(Block const& _block)
@@ -330,10 +331,16 @@ wasm::FunctionDefinition WasmCodeTransform::translateFunction(yul::FunctionDefin
fun.returns = !_fun.returnVariables.empty();
yulAssert(m_localVariables.empty(), "");
fun.body = visit(_fun.body.statements);
yulAssert(m_functionBodyLabel.empty(), "");
m_functionBodyLabel = newLabel();
fun.body.emplace_back(wasm::Expression(wasm::Block{
m_functionBodyLabel,
visit(_fun.body.statements)
}));
fun.locals += m_localVariables;
m_localVariables.clear();
m_functionBodyLabel = {};
if (!_fun.returnVariables.empty())
{