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Truffle SL is an example language implemented using the Truffle API.
// CheckStyle: start generated
package com.oracle.truffle.sl.nodes.expression;
import com.oracle.truffle.api.CompilerDirectives;
import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
import com.oracle.truffle.api.dsl.GeneratedBy;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.nodes.NodeCost;
import com.oracle.truffle.api.nodes.UnexpectedResultException;
import com.oracle.truffle.sl.nodes.SLExpressionNode;
import com.oracle.truffle.sl.nodes.SLTypesGen;
import com.oracle.truffle.sl.runtime.SLBigNumber;
import java.util.concurrent.locks.Lock;
@GeneratedBy(SLAddNode.class)
public final class SLAddNodeGen extends SLAddNode {
@Child private SLExpressionNode leftNode_;
@Child private SLExpressionNode rightNode_;
@CompilationFinal private int state_;
@CompilationFinal private int exclude_;
private SLAddNodeGen(SLExpressionNode leftNode, SLExpressionNode rightNode) {
this.leftNode_ = leftNode;
this.rightNode_ = rightNode;
}
private boolean fallbackGuard_(int state, Object leftNodeValue, Object rightNodeValue) {
if (SLTypesGen.isImplicitSLBigNumber(leftNodeValue) && SLTypesGen.isImplicitSLBigNumber(rightNodeValue)) {
return false;
}
if (((state & 0b100)) == 0 /* is-not-active add(Object, Object) */ && (isString(leftNodeValue, rightNodeValue))) {
return false;
}
return true;
}
@Override
public Object executeGeneric(VirtualFrame frameValue) {
int state = state_;
if ((state & 0b1110) == 0 /* only-active add(long, long) */ && (state & 0b1111) != 0 /* is-not add(long, long) && add(SLBigNumber, SLBigNumber) && add(Object, Object) && typeError(Object, Object) */) {
return executeGeneric_long_long0(frameValue, state);
} else {
return executeGeneric_generic1(frameValue, state);
}
}
private Object executeGeneric_long_long0(VirtualFrame frameValue, int state) {
long leftNodeValue_;
try {
leftNodeValue_ = this.leftNode_.executeLong(frameValue);
} catch (UnexpectedResultException ex) {
Object rightNodeValue = this.rightNode_.executeGeneric(frameValue);
return executeAndSpecialize(ex.getResult(), rightNodeValue);
}
long rightNodeValue_;
try {
rightNodeValue_ = this.rightNode_.executeLong(frameValue);
} catch (UnexpectedResultException ex) {
return executeAndSpecialize(leftNodeValue_, ex.getResult());
}
assert (state & 0b1) != 0 /* is-active add(long, long) */;
try {
return add(leftNodeValue_, rightNodeValue_);
} catch (ArithmeticException ex) {
// implicit transferToInterpreterAndInvalidate()
Lock lock = getLock();
lock.lock();
try {
this.exclude_ = this.exclude_ | 0b1 /* add-excluded add(long, long) */;
this.state_ = this.state_ & 0xfffffffe /* remove-active add(long, long) */;
} finally {
lock.unlock();
}
return executeAndSpecialize(leftNodeValue_, rightNodeValue_);
}
}
private Object executeGeneric_generic1(VirtualFrame frameValue, int state) {
Object leftNodeValue_ = this.leftNode_.executeGeneric(frameValue);
Object rightNodeValue_ = this.rightNode_.executeGeneric(frameValue);
if ((state & 0b1) != 0 /* is-active add(long, long) */ && leftNodeValue_ instanceof Long) {
long leftNodeValue__ = (long) leftNodeValue_;
if (rightNodeValue_ instanceof Long) {
long rightNodeValue__ = (long) rightNodeValue_;
try {
return add(leftNodeValue__, rightNodeValue__);
} catch (ArithmeticException ex) {
// implicit transferToInterpreterAndInvalidate()
Lock lock = getLock();
lock.lock();
try {
this.exclude_ = this.exclude_ | 0b1 /* add-excluded add(long, long) */;
this.state_ = this.state_ & 0xfffffffe /* remove-active add(long, long) */;
} finally {
lock.unlock();
}
return executeAndSpecialize(leftNodeValue__, rightNodeValue__);
}
}
}
if ((state & 0b10) != 0 /* is-active add(SLBigNumber, SLBigNumber) */ && SLTypesGen.isImplicitSLBigNumber((state & 0b110000) >>> 4 /* extract-implicit-active 0:SLBigNumber */, leftNodeValue_)) {
SLBigNumber leftNodeValue__ = SLTypesGen.asImplicitSLBigNumber((state & 0b110000) >>> 4 /* extract-implicit-active 0:SLBigNumber */, leftNodeValue_);
if (SLTypesGen.isImplicitSLBigNumber((state & 0b11000000) >>> 6 /* extract-implicit-active 1:SLBigNumber */, rightNodeValue_)) {
SLBigNumber rightNodeValue__ = SLTypesGen.asImplicitSLBigNumber((state & 0b11000000) >>> 6 /* extract-implicit-active 1:SLBigNumber */, rightNodeValue_);
return add(leftNodeValue__, rightNodeValue__);
}
}
if ((state & 0b1100) != 0 /* is-active add(Object, Object) || typeError(Object, Object) */) {
if ((state & 0b100) != 0 /* is-active add(Object, Object) */) {
if ((isString(leftNodeValue_, rightNodeValue_))) {
return add(leftNodeValue_, rightNodeValue_);
}
}
if ((state & 0b1000) != 0 /* is-active typeError(Object, Object) */) {
if (fallbackGuard_(state, leftNodeValue_, rightNodeValue_)) {
return typeError(leftNodeValue_, rightNodeValue_);
}
}
}
CompilerDirectives.transferToInterpreterAndInvalidate();
return executeAndSpecialize(leftNodeValue_, rightNodeValue_);
}
@Override
public long executeLong(VirtualFrame frameValue) throws UnexpectedResultException {
int state = state_;
if ((state & 0b1000) != 0 /* is-active typeError(Object, Object) */) {
return SLTypesGen.expectLong(executeGeneric(frameValue));
}
long leftNodeValue_;
try {
leftNodeValue_ = this.leftNode_.executeLong(frameValue);
} catch (UnexpectedResultException ex) {
Object rightNodeValue = this.rightNode_.executeGeneric(frameValue);
return SLTypesGen.expectLong(executeAndSpecialize(ex.getResult(), rightNodeValue));
}
long rightNodeValue_;
try {
rightNodeValue_ = this.rightNode_.executeLong(frameValue);
} catch (UnexpectedResultException ex) {
return SLTypesGen.expectLong(executeAndSpecialize(leftNodeValue_, ex.getResult()));
}
if ((state & 0b1) != 0 /* is-active add(long, long) */) {
try {
return add(leftNodeValue_, rightNodeValue_);
} catch (ArithmeticException ex) {
// implicit transferToInterpreterAndInvalidate()
Lock lock = getLock();
lock.lock();
try {
this.exclude_ = this.exclude_ | 0b1 /* add-excluded add(long, long) */;
this.state_ = this.state_ & 0xfffffffe /* remove-active add(long, long) */;
} finally {
lock.unlock();
}
return SLTypesGen.expectLong(executeAndSpecialize(leftNodeValue_, rightNodeValue_));
}
}
CompilerDirectives.transferToInterpreterAndInvalidate();
return SLTypesGen.expectLong(executeAndSpecialize(leftNodeValue_, rightNodeValue_));
}
@Override
public void executeVoid(VirtualFrame frameValue) {
int state = state_;
try {
if ((state & 0b1110) == 0 /* only-active add(long, long) */ && (state & 0b1111) != 0 /* is-not add(long, long) && add(SLBigNumber, SLBigNumber) && add(Object, Object) && typeError(Object, Object) */) {
executeLong(frameValue);
return;
}
executeGeneric(frameValue);
return;
} catch (UnexpectedResultException ex) {
return;
}
}
private Object executeAndSpecialize(Object leftNodeValue, Object rightNodeValue) {
Lock lock = getLock();
boolean hasLock = true;
lock.lock();
int state = state_;
int exclude = exclude_;
try {
if ((exclude) == 0 /* is-not-excluded add(long, long) */ && leftNodeValue instanceof Long) {
long leftNodeValue_ = (long) leftNodeValue;
if (rightNodeValue instanceof Long) {
long rightNodeValue_ = (long) rightNodeValue;
this.state_ = state = state | 0b1 /* add-active add(long, long) */;
try {
lock.unlock();
hasLock = false;
return add(leftNodeValue_, rightNodeValue_);
} catch (ArithmeticException ex) {
// implicit transferToInterpreterAndInvalidate()
lock.lock();
try {
this.exclude_ = this.exclude_ | 0b1 /* add-excluded add(long, long) */;
this.state_ = this.state_ & 0xfffffffe /* remove-active add(long, long) */;
} finally {
lock.unlock();
}
return executeAndSpecialize(leftNodeValue_, rightNodeValue_);
}
}
}
{
int sLBigNumberCast0;
if ((sLBigNumberCast0 = SLTypesGen.specializeImplicitSLBigNumber(leftNodeValue)) != 0) {
SLBigNumber leftNodeValue_ = SLTypesGen.asImplicitSLBigNumber(sLBigNumberCast0, leftNodeValue);
int sLBigNumberCast1;
if ((sLBigNumberCast1 = SLTypesGen.specializeImplicitSLBigNumber(rightNodeValue)) != 0) {
SLBigNumber rightNodeValue_ = SLTypesGen.asImplicitSLBigNumber(sLBigNumberCast1, rightNodeValue);
state = (state | (sLBigNumberCast0 << 4) /* set-implicit-active 0:SLBigNumber */);
state = (state | (sLBigNumberCast1 << 6) /* set-implicit-active 1:SLBigNumber */);
this.state_ = state = state | 0b10 /* add-active add(SLBigNumber, SLBigNumber) */;
lock.unlock();
hasLock = false;
return add(leftNodeValue_, rightNodeValue_);
}
}
}
if ((isString(leftNodeValue, rightNodeValue))) {
this.state_ = state = state | 0b100 /* add-active add(Object, Object) */;
lock.unlock();
hasLock = false;
return add(leftNodeValue, rightNodeValue);
}
this.state_ = state = state | 0b1000 /* add-active typeError(Object, Object) */;
lock.unlock();
hasLock = false;
return typeError(leftNodeValue, rightNodeValue);
} finally {
if (hasLock) {
lock.unlock();
}
}
}
@Override
public NodeCost getCost() {
int state = state_;
if ((state & 0b1111) == 0b0) {
return NodeCost.UNINITIALIZED;
} else if (((state & 0b1111) & ((state & 0b1111) - 1)) == 0 /* is-single-active */) {
return NodeCost.MONOMORPHIC;
}
return NodeCost.POLYMORPHIC;
}
public static SLAddNode create(SLExpressionNode leftNode, SLExpressionNode rightNode) {
return new SLAddNodeGen(leftNode, rightNode);
}
}