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Stack layout generator for new code generation.

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This commit is contained in:
Daniel Kirchner
2021-09-02 17:47:19 +02:00
parent f4effe966e
commit f881409ea4
19 changed files with 2237 additions and 22 deletions
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libyul/backends/evm/ControlFlowGraph.h
+14 -2
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@@ -24,6 +24,7 @@
#include <libyul/AST.h>
#include <libyul/AsmAnalysisInfo.h>
#include <libyul/Dialect.h>
#include <libyul/Exceptions.h>
#include <libyul/Scope.h>
#include <functional>
@@ -54,8 +55,19 @@ struct FunctionCallReturnLabelSlot
/// the function.
struct FunctionReturnLabelSlot
{
bool operator==(FunctionReturnLabelSlot const&) const { return true; }
bool operator<(FunctionReturnLabelSlot const&) const { return false; }
std::reference_wrapper<Scope::Function const> function;
bool operator==(FunctionReturnLabelSlot const& _rhs) const
{
// There can never be return label slots of different functions on stack simultaneously.
yulAssert(&function.get() == &_rhs.function.get(), "");
return true;
}
bool operator<(FunctionReturnLabelSlot const& _rhs) const
{
// There can never be return label slots of different functions on stack simultaneously.
yulAssert(&function.get() == &_rhs.function.get(), "");
return false;
}
static constexpr bool canBeFreelyGenerated = false;
};
/// A slot containing the current value of a particular variable.