Examples with RegisterValue jdk.vm.ci.code.RegisterValue used on opensource projects

Example 11 with RegisterValue

use of jdk.vm.ci.code.RegisterValue in project graal by oracle.

the class AMD64VZeroUpper method initRegisterValues.

private static RegisterValue[] initRegisterValues(Value[] exclude) {
    BitSet skippedRegs = new BitSet();
    int numSkipped = 0;
    if (exclude != null) {
        for (Value value : exclude) {
            if (isRegister(value) && asRegister(value).getRegisterCategory().equals(AMD64.XMM)) {
                skippedRegs.set(asRegister(value).number);
                numSkipped++;
            }
        }
    }
    RegisterValue[] regs = new RegisterValue[AMD64.xmmRegistersAVX512.length - numSkipped];
    for (int i = 0, j = 0; i < AMD64.xmmRegistersAVX512.length; i++) {
        Register reg = AMD64.xmmRegistersAVX512[i];
        if (!skippedRegs.get(reg.number)) {
            regs[j++] = reg.asValue();
        }
    }
    return regs;
}

Example 12 with RegisterValue

use of jdk.vm.ci.code.RegisterValue in project graal by oracle.

the class ShadowedRegisterValue method forEachComponent.

@Override
public CompositeValue forEachComponent(LIRInstruction inst, OperandMode mode, InstructionValueProcedure proc) {
    RegisterValue newRegister = (RegisterValue) proc.doValue(inst, register, mode, registerFlags);
    AllocatableValue newStackSlot = (AllocatableValue) proc.doValue(inst, stackslot, mode, stackslotFlags);
    if (register.equals(newRegister) || stackslot.equals(newStackSlot)) {
        return this;
    }
    return new ShadowedRegisterValue(newRegister, newStackSlot);
}

Example 13 with RegisterValue

use of jdk.vm.ci.code.RegisterValue in project graal by oracle.

the class TraceGlobalMoveResolutionPhase method addMappingToRegister.

private static void addMappingToRegister(MoveResolver moveResolver, Value from, RegisterValue register) {
    if (isShadowedRegisterValue(from)) {
        RegisterValue fromReg = asShadowedRegisterValue(from).getRegister();
        AllocatableValue fromStack = asShadowedRegisterValue(from).getStackSlot();
        checkAndAddMapping(moveResolver, fromReg, register, fromStack);
    } else {
        checkAndAddMapping(moveResolver, from, register, null);
    }
}

Example 14 with RegisterValue

use of jdk.vm.ci.code.RegisterValue in project graal by oracle.

the class TraceGlobalMoveResolutionPhase method addMappingToStackSlot.

private static void addMappingToStackSlot(MoveResolver moveResolver, Value from, AllocatableValue stack) {
    if (isShadowedRegisterValue(from)) {
        ShadowedRegisterValue shadowedFrom = asShadowedRegisterValue(from);
        RegisterValue fromReg = shadowedFrom.getRegister();
        AllocatableValue fromStack = shadowedFrom.getStackSlot();
        if (!fromStack.equals(stack)) {
            checkAndAddMapping(moveResolver, fromReg, stack, fromStack);
        }
    } else {
        checkAndAddMapping(moveResolver, from, stack, null);
    }
}

Example 15 with RegisterValue

use of jdk.vm.ci.code.RegisterValue in project graal by oracle.

the class SaveCalleeSaveRegisters method saveAtEntry.

private static RegisterMap<Variable> saveAtEntry(LIR lir, LIRGeneratorTool lirGen, LIRGenerationResult lirGenRes, RegisterArray calleeSaveRegisters, Architecture arch) {
    AbstractBlockBase<?> startBlock = lir.getControlFlowGraph().getStartBlock();
    ArrayList<LIRInstruction> instructions = lir.getLIRforBlock(startBlock);
    int insertionIndex = 1;
    LIRInsertionBuffer buffer = new LIRInsertionBuffer();
    buffer.init(instructions);
    StandardOp.LabelOp entry = (StandardOp.LabelOp) instructions.get(insertionIndex - 1);
    RegisterValue[] savedRegisterValues = new RegisterValue[calleeSaveRegisters.size()];
    int savedRegisterValueIndex = 0;
    RegisterMap<Variable> saveMap = new RegisterMap<>(arch);
    for (Register register : calleeSaveRegisters) {
        PlatformKind registerPlatformKind = arch.getLargestStorableKind(register.getRegisterCategory());
        LIRKind lirKind = LIRKind.value(registerPlatformKind);
        RegisterValue registerValue = register.asValue(lirKind);
        Variable saveVariable = lirGen.newVariable(lirKind);
        LIRInstruction save = lirGen.getSpillMoveFactory().createMove(saveVariable, registerValue);
        buffer.append(insertionIndex, save);
        save.setComment(lirGenRes, "SaveCalleeSavedRegisters: saveAtEntry");
        saveMap.put(register, saveVariable);
        savedRegisterValues[savedRegisterValueIndex++] = registerValue;
    }
    entry.addIncomingValues(savedRegisterValues);
    buffer.finish();
    return saveMap;
}