diff options
| author | Lars Knoll <lars.knoll@qt.io> | 2017-08-06 20:34:07 +0200 |
|---|---|---|
| committer | Lars Knoll <lars.knoll@qt.io> | 2017-08-08 18:59:34 +0000 |
| commit | 60174306e0e499140757443cf4d3f7f54c3c17b7 (patch) | |
| tree | 8cb643eb77310fb094a96f71560536b46188bbf0 /src | |
| parent | 3198a246993fb09d12b788f7d1deac9ea094bbba (diff) | |
Optimize JumpStrict(Not)Equal
Change-Id: I4b2c6e422333cde6c7d98bf52c96410579579c35
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Diffstat (limited to 'src')
| -rw-r--r-- | src/qml/jsruntime/qv4vme_moth.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/qml/jsruntime/qv4vme_moth.cpp b/src/qml/jsruntime/qv4vme_moth.cpp index 052eea7b55..cc7a5fa6f2 100644 --- a/src/qml/jsruntime/qv4vme_moth.cpp +++ b/src/qml/jsruntime/qv4vme_moth.cpp @@ -870,13 +870,17 @@ QV4::ReturnedValue VME::exec(Function *function) MOTH_END_INSTR(CmpJmpLe) MOTH_BEGIN_INSTR(JumpStrictEqual) - if (RuntimeHelpers::strictEqual(STACK_VALUE(instr.lhs), accumulator)) + if (STACK_VALUE(instr.lhs).rawValue() == accumulator.rawValue() && !accumulator.isNaN()) + code = reinterpret_cast<const uchar *>(&instr.offset) + instr.offset; + else if (RuntimeHelpers::strictEqual(STACK_VALUE(instr.lhs), accumulator)) code = reinterpret_cast<const uchar *>(&instr.offset) + instr.offset; MOTH_END_INSTR(JumpStrictEqual) MOTH_BEGIN_INSTR(JumpStrictNotEqual) - if (!RuntimeHelpers::strictEqual(STACK_VALUE(instr.lhs), accumulator)) - code = reinterpret_cast<const uchar *>(&instr.offset) + instr.offset; + if (STACK_VALUE(instr.lhs).rawValue() != accumulator.rawValue()) { + if (!RuntimeHelpers::strictEqual(STACK_VALUE(instr.lhs), accumulator)) + code = reinterpret_cast<const uchar *>(&instr.offset) + instr.offset; + } MOTH_END_INSTR(JumpStrictNotEqual) MOTH_BEGIN_INSTR(UNot) |