diff options
| author | Erik Verbruggen <erik.verbruggen@qt.io> | 2017-11-21 10:00:45 +0100 |
|---|---|---|
| committer | Lars Knoll <lars.knoll@qt.io> | 2017-11-23 15:05:22 +0000 |
| commit | 1f5c79c59aa43e416778a2046e4121731b34bb6a (patch) | |
| tree | 27dbc03f147d484e79c40b42c79abc2a2291655b /src/qml/jsruntime/qv4vme_moth.cpp | |
| parent | 8df195c8765429652ccf31e9de9829bbae5ba5bb (diff) | |
V4: Collapse LoadRegExp+StoreReg into MoveRegExp
LoadRegExp is nearly always followed by a store of the accumulator, so
change LoadRegExp to be MoveRegExp. This saves an instruction.
Change-Id: I5d47c5bf6ffd7f28247c328410872c3b229ca23c
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src/qml/jsruntime/qv4vme_moth.cpp')
| -rw-r--r-- | src/qml/jsruntime/qv4vme_moth.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/qml/jsruntime/qv4vme_moth.cpp b/src/qml/jsruntime/qv4vme_moth.cpp index adf43812cf..59cfc5f075 100644 --- a/src/qml/jsruntime/qv4vme_moth.cpp +++ b/src/qml/jsruntime/qv4vme_moth.cpp @@ -652,9 +652,9 @@ QV4::ReturnedValue VME::exec(const FunctionObject *fo, const Value *thisObject, acc = function->compilationUnit->runtimeStrings[stringId]->asReturnedValue(); MOTH_END_INSTR(LoadRuntimeString) - MOTH_BEGIN_INSTR(LoadRegExp) - acc = Runtime::method_regexpLiteral(engine, regExpId); - MOTH_END_INSTR(LoadRegExp) + MOTH_BEGIN_INSTR(MoveRegExp) + STACK_VALUE(destReg) = Runtime::method_regexpLiteral(engine, regExpId); + MOTH_END_INSTR(MoveRegExp) MOTH_BEGIN_INSTR(LoadClosure) acc = Runtime::method_closure(engine, value); |