diff options
Diffstat (limited to 'libevmasm/Assembly.cpp')
| -rw-r--r-- | libevmasm/Assembly.cpp | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/libevmasm/Assembly.cpp b/libevmasm/Assembly.cpp index 0ee3f421..a813a3a7 100644 --- a/libevmasm/Assembly.cpp +++ b/libevmasm/Assembly.cpp @@ -20,13 +20,17 @@ */ #include "Assembly.h" -#include <fstream> + #include <libevmasm/CommonSubexpressionEliminator.h> #include <libevmasm/ControlFlowGraph.h> +#include <libevmasm/PeepholeOptimiser.h> #include <libevmasm/BlockDeduplicator.h> #include <libevmasm/ConstantOptimiser.h> #include <libevmasm/GasMeter.h> + +#include <fstream> #include <json/json.h> + using namespace std; using namespace dev; using namespace dev::eth; @@ -314,16 +318,15 @@ void Assembly::injectStart(AssemblyItem const& _i) Assembly& Assembly::optimise(bool _enable, bool _isCreation, size_t _runs) { - if (_enable) - optimiseInternal(_isCreation, _runs); + optimiseInternal(_enable, _isCreation, _runs); return *this; } -map<u256, u256> Assembly::optimiseInternal(bool _isCreation, size_t _runs) +map<u256, u256> Assembly::optimiseInternal(bool _enable, bool _isCreation, size_t _runs) { for (size_t subId = 0; subId < m_subs.size(); ++subId) { - map<u256, u256> subTagReplacements = m_subs[subId]->optimiseInternal(false, _runs); + map<u256, u256> subTagReplacements = m_subs[subId]->optimiseInternal(_enable, false, _runs); BlockDeduplicator::applyTagReplacement(m_items, subTagReplacements, subId); } @@ -333,6 +336,13 @@ map<u256, u256> Assembly::optimiseInternal(bool _isCreation, size_t _runs) { count = 0; + PeepholeOptimiser peepOpt(m_items); + if (peepOpt.optimise()) + count++; + + if (!_enable) + continue; + // This only modifies PushTags, we have to run again to actually remove code. BlockDeduplicator dedup(m_items); if (dedup.deduplicate()) @@ -399,12 +409,13 @@ map<u256, u256> Assembly::optimiseInternal(bool _isCreation, size_t _runs) } } - total += ConstantOptimisationMethod::optimiseConstants( - _isCreation, - _isCreation ? 1 : _runs, - *this, - m_items - ); + if (_enable) + total += ConstantOptimisationMethod::optimiseConstants( + _isCreation, + _isCreation ? 1 : _runs, + *this, + m_items + ); return tagReplacements; } |