Esempi in C++ (Cpp) per ValueOperand::typeReg

Esempio n. 1

File: MacroAssembler-x86.cpp Progetto: martynhaigh/gecko-dev

void
MacroAssemblerX86::branchTestValue(Condition cond, const ValueOperand &value, const Value &v, Label *label)
{
    jsval_layout jv = JSVAL_TO_IMPL(v);
    if (v.isMarkable())
        cmpl(value.payloadReg(), ImmGCPtr(reinterpret_cast<gc::Cell *>(v.toGCThing())));
    else
        cmpl(value.payloadReg(), Imm32(jv.s.payload.i32));

    if (cond == Equal) {
        Label done;
        j(NotEqual, &done);
        {
            cmpl(value.typeReg(), Imm32(jv.s.tag));
            j(Equal, label);
        }
        bind(&done);
    } else {
        MOZ_ASSERT(cond == NotEqual);
        j(NotEqual, label);

        cmpl(value.typeReg(), Imm32(jv.s.tag));
        j(NotEqual, label);
    }
}

Esempio n. 2

File: CodeGenerator-x86.cpp Progetto: nikhilgupta23/gecko-dev

void
CodeGeneratorX86::visitCompareBitwise(LCompareBitwise* lir)
{
    MCompare* mir = lir->mir();
    Assembler::Condition cond = JSOpToCondition(mir->compareType(), mir->jsop());
    const ValueOperand lhs = ToValue(lir, LCompareBitwise::LhsInput);
    const ValueOperand rhs = ToValue(lir, LCompareBitwise::RhsInput);
    const Register output = ToRegister(lir->output());

    MOZ_ASSERT(IsEqualityOp(mir->jsop()));

    Label notEqual, done;
    masm.cmp32(lhs.typeReg(), rhs.typeReg());
    masm.j(Assembler::NotEqual, &notEqual);
    {
        masm.cmp32(lhs.payloadReg(), rhs.payloadReg());
        masm.emitSet(cond, output);
        masm.jump(&done);
    }
    masm.bind(&notEqual);
    {
        masm.move32(Imm32(cond == Assembler::NotEqual), output);
    }

    masm.bind(&done);
}

Esempio n. 3

File: MacroAssembler-x86.cpp Progetto: JefferyQ/spidernode

void
MacroAssembler::branchTestValue(Condition cond, const ValueOperand& lhs,
                                const Value& rhs, Label* label)
{
    MOZ_ASSERT(cond == Equal || cond == NotEqual);
    jsval_layout jv = JSVAL_TO_IMPL(rhs);
    if (rhs.isMarkable())
        cmpPtr(lhs.payloadReg(), ImmGCPtr(reinterpret_cast<gc::Cell*>(rhs.toGCThing())));
    else
        cmpPtr(lhs.payloadReg(), ImmWord(jv.s.payload.i32));

    if (cond == Equal) {
        Label done;
        j(NotEqual, &done);
        {
            cmp32(lhs.typeReg(), Imm32(jv.s.tag));
            j(Equal, label);
        }
        bind(&done);
    } else {
        j(NotEqual, label);

        cmp32(lhs.typeReg(), Imm32(jv.s.tag));
        j(NotEqual, label);
    }
}

Esempio n. 4

File: BaselineCacheIR.cpp Progetto: TheGuy82/gecko-dev

    bool aliasesReg(ValueOperand reg) {
#if defined(JS_NUNBOX32)
        return aliasesReg(reg.typeReg()) || aliasesReg(reg.payloadReg());
#else
        return aliasesReg(reg.valueReg());
#endif
    }

Esempio n. 5

File: CodeGenerator-mips32.cpp Progetto: AlexOreshkevich/mongo

void
CodeGeneratorMIPS::visitCompareBitwiseAndBranch(LCompareBitwiseAndBranch* lir)
{
    MCompare* mir = lir->cmpMir();
    Assembler::Condition cond = JSOpToCondition(mir->compareType(), mir->jsop());
    const ValueOperand lhs = ToValue(lir, LCompareBitwiseAndBranch::LhsInput);
    const ValueOperand rhs = ToValue(lir, LCompareBitwiseAndBranch::RhsInput);

    MOZ_ASSERT(mir->jsop() == JSOP_EQ || mir->jsop() == JSOP_STRICTEQ ||
               mir->jsop() == JSOP_NE || mir->jsop() == JSOP_STRICTNE);

    MBasicBlock* notEqual = (cond == Assembler::Equal) ? lir->ifFalse() : lir->ifTrue();

    branchToBlock(lhs.typeReg(), rhs.typeReg(), notEqual, Assembler::NotEqual);
    emitBranch(lhs.payloadReg(), rhs.payloadReg(), cond, lir->ifTrue(), lir->ifFalse());
}

Esempio n. 6

File: CodeGenerator-x86.cpp Progetto: kls88/Spidermonkey

bool
CodeGeneratorX86::visitCompareVAndBranch(LCompareVAndBranch *lir)
{
    MCompare *mir = lir->mir();
    Assembler::Condition cond = JSOpToCondition(mir->jsop());
    const ValueOperand lhs = ToValue(lir, LCompareVAndBranch::LhsInput);
    const ValueOperand rhs = ToValue(lir, LCompareVAndBranch::RhsInput);

    JS_ASSERT(mir->jsop() == JSOP_EQ || mir->jsop() == JSOP_STRICTEQ ||
              mir->jsop() == JSOP_NE || mir->jsop() == JSOP_STRICTNE);

    Label *notEqual;
    if (cond == Assembler::Equal)
        notEqual = lir->ifFalse()->lir()->label();
    else
        notEqual = lir->ifTrue()->lir()->label();

    masm.cmp32(lhs.typeReg(), rhs.typeReg());
    masm.j(Assembler::NotEqual, notEqual);
    masm.cmp32(lhs.payloadReg(), rhs.payloadReg());
    emitBranch(cond, lir->ifTrue(), lir->ifFalse());

    return true;
}

Esempio n. 7

File: CodeGenerator-mips32.cpp Progetto: AlexOreshkevich/mongo

void
CodeGeneratorMIPS::visitCompareBAndBranch(LCompareBAndBranch* lir)
{
    MCompare* mir = lir->cmpMir();
    const ValueOperand lhs = ToValue(lir, LCompareBAndBranch::Lhs);
    const LAllocation* rhs = lir->rhs();

    MOZ_ASSERT(mir->jsop() == JSOP_STRICTEQ || mir->jsop() == JSOP_STRICTNE);

    MBasicBlock* mirNotBoolean = (mir->jsop() == JSOP_STRICTEQ) ? lir->ifFalse() : lir->ifTrue();
    branchToBlock(lhs.typeReg(), ImmType(JSVAL_TYPE_BOOLEAN), mirNotBoolean, Assembler::NotEqual);

    Assembler::Condition cond = JSOpToCondition(mir->compareType(), mir->jsop());
    if (rhs->isConstant())
        emitBranch(lhs.payloadReg(), Imm32(rhs->toConstant()->toBoolean()), cond, lir->ifTrue(),
                   lir->ifFalse());
    else
        emitBranch(lhs.payloadReg(), ToRegister(rhs), cond, lir->ifTrue(), lir->ifFalse());
}

Esempio n. 8

File: CodeGenerator-mips32.cpp Progetto: AlexOreshkevich/mongo

Register
CodeGeneratorMIPS::splitTagForTest(const ValueOperand& value)
{
    return value.typeReg();
}