diff options
Diffstat (limited to 'src/qml/jit/qv4assembler.cpp')
| -rw-r--r-- | src/qml/jit/qv4assembler.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/qml/jit/qv4assembler.cpp b/src/qml/jit/qv4assembler.cpp index c73b3919ae..736dfd0908 100644 --- a/src/qml/jit/qv4assembler.cpp +++ b/src/qml/jit/qv4assembler.cpp @@ -707,6 +707,12 @@ struct PlatformAssembler64 : PlatformAssemblerCommon patches.push_back({ jump, offset }); } + void jumpEmpty(int offset) + { + auto jump = branch64(Equal, AccumulatorRegister, TrustedImm64(Primitive::emptyValue().asReturnedValue())); + patches.push_back({ jump, offset }); + } + void toBoolean(std::function<void(RegisterID)> continuation) { urshift64(AccumulatorRegister, TrustedImm32(Value::IsIntegerConvertible_Shift), ScratchRegister); @@ -1150,6 +1156,14 @@ struct PlatformAssembler32 : PlatformAssemblerCommon patches.push_back({ jump, offset }); } + void jumpEmpty(int offset) + { + auto notEqual = branch32(NotEqual, AccumulatorRegisterTag, TrustedImm32(Primitive::emptyValue().asReturnedValue() >> 32)); + auto jump = branch32(Equal, AccumulatorRegisterValue, TrustedImm32(Primitive::emptyValue().asReturnedValue() & 0xffffffff)); + notEqual.link(this); + patches.push_back({ jump, offset }); + } + void toBoolean(std::function<void(RegisterID)> continuation) { urshift32(AccumulatorRegisterTag, TrustedImm32(Value::IsIntegerConvertible_Shift - 32), @@ -2001,6 +2015,11 @@ void Assembler::jumpNotUndefined(int offset) pasm()->jumpNotUndefined(offset); } +void JIT::Assembler::jumpEmpty(int offset) +{ + pasm()->jumpEmpty(offset); +} + void Assembler::jumpStrictEqualStackSlotInt(int lhs, int rhs, int offset) { pasm()->jumpStrictEqualStackSlotInt(lhs, rhs, offset); |