Examples with Access org.graalvm.compiler.nodes.memory.Access used on opensource projects

Example 1 with Access

use of org.graalvm.compiler.nodes.memory.Access in project graal by oracle.

the class AMD64NodeMatchRules method emitIntegerTestBranchMemory.

private ComplexMatchResult emitIntegerTestBranchMemory(IfNode x, ValueNode value, LIRLowerableAccess access) {
    LabelRef trueLabel = getLIRBlock(x.trueSuccessor());
    LabelRef falseLabel = getLIRBlock(x.falseSuccessor());
    double trueLabelProbability = x.probability(x.trueSuccessor());
    AMD64Kind kind = getMemoryKind(access);
    OperandSize size = kind == AMD64Kind.QWORD ? QWORD : DWORD;
    if (value.isConstant()) {
        JavaConstant constant = value.asJavaConstant();
        if (constant != null && kind == AMD64Kind.QWORD && !NumUtil.isInt(constant.asLong())) {
            // Only imm32 as long
            return null;
        }
        return builder -> {
            AMD64AddressValue address = (AMD64AddressValue) operand(access.getAddress());
            gen.append(new AMD64BinaryConsumer.MemoryConstOp(AMD64MIOp.TEST, size, address, (int) constant.asLong(), getState(access)));
            gen.append(new BranchOp(Condition.EQ, trueLabel, falseLabel, trueLabelProbability));
            return null;
        };
    } else {
        return builder -> {
            AMD64AddressValue address = (AMD64AddressValue) operand(access.getAddress());
            gen.append(new AMD64BinaryConsumer.MemoryRMOp(AMD64RMOp.TEST, size, gen.asAllocatable(operand(value)), address, getState(access)));
            gen.append(new BranchOp(Condition.EQ, trueLabel, falseLabel, trueLabelProbability));
            return null;
        };
    }
}

Example 2 with Access

use of org.graalvm.compiler.nodes.memory.Access in project graal by oracle.

the class ReferenceGetLoopTest method checkMidTierGraph.

@Override
protected boolean checkMidTierGraph(StructuredGraph graph) {
    final LoopsData loops = new LoopsData(graph);
    boolean found = false;
    for (LoopEx loop : loops.loops()) {
        for (Node node : loop.inside().nodes()) {
            if (node instanceof Access) {
                Access access = (Access) node;
                LocationIdentity location = access.getLocationIdentity();
                if (location instanceof FieldLocationIdentity) {
                    ResolvedJavaField field = ((FieldLocationIdentity) location).getField();
                    if (field.getName().equals("referent") && field.getDeclaringClass().equals(getMetaAccess().lookupJavaType(Reference.class))) {
                        found = true;
                    }
                }
            }
        }
    }
    if (!found) {
        assertTrue(false, "Reference.referent not found in loop: " + getCanonicalGraphString(graph, true, false));
    }
    return true;
}

Example 3 with Access

use of org.graalvm.compiler.nodes.memory.Access in project graal by oracle.

the class SPARCNodeMatchRules method emitZeroExtendMemory.

private ComplexMatchResult emitZeroExtendMemory(Access access, int fromBits, int toBits) {
    assert fromBits <= toBits && toBits <= 64;
    SPARCKind toKind = null;
    SPARCKind fromKind = null;
    if (fromBits == toBits) {
        return null;
    }
    toKind = toBits > 32 ? XWORD : WORD;
    switch(fromBits) {
        case 8:
            fromKind = BYTE;
            break;
        case 16:
            fromKind = HWORD;
            break;
        case 32:
            fromKind = WORD;
            break;
        default:
            throw GraalError.unimplemented("unsupported sign extension (" + fromBits + " bit -> " + toBits + " bit)");
    }
    SPARCKind localFromKind = fromKind;
    SPARCKind localToKind = toKind;
    return builder -> {
        // Loads are always zero extending load
        return getLIRGeneratorTool().emitZeroExtendLoad(LIRKind.value(localFromKind), LIRKind.value(localToKind), operand(access.getAddress()), getState(access));
    };
}

Example 4 with Access

use of org.graalvm.compiler.nodes.memory.Access in project graal by oracle.

the class SPARCNodeMatchRules method emitSignExtendMemory.

private ComplexMatchResult emitSignExtendMemory(Access access, int fromBits, int toBits) {
    assert fromBits <= toBits && toBits <= 64;
    SPARCKind toKind = null;
    SPARCKind fromKind = null;
    if (fromBits == toBits) {
        return null;
    }
    toKind = toBits > 32 ? XWORD : WORD;
    switch(fromBits) {
        case 8:
            fromKind = BYTE;
            break;
        case 16:
            fromKind = HWORD;
            break;
        case 32:
            fromKind = WORD;
            break;
        default:
            throw GraalError.unimplemented("unsupported sign extension (" + fromBits + " bit -> " + toBits + " bit)");
    }
    SPARCKind localFromKind = fromKind;
    SPARCKind localToKind = toKind;
    return builder -> {
        return getLIRGeneratorTool().emitSignExtendLoad(LIRKind.value(localFromKind), LIRKind.value(localToKind), operand(access.getAddress()), getState(access));
    };
}