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8184777: Factor out species generation logic from BoundMethodHandle

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Co-authored-by: John Rose <john.r.rose@oracle.com>
Reviewed-by: vlivanov
This commit is contained in:
Claes Redestad 2017-11-16 00:58:50 +01:00
parent cc59ccb7d4
commit 433bf8ab65
13 changed files with 1550 additions and 655 deletions
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23
src/java.base/share/classes/java/lang/invoke/SimpleMethodHandle.java
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@ -25,6 +25,8 @@
package java.lang.invoke;
import jdk.internal.vm.annotation.Stable;
import static java.lang.invoke.LambdaForm.BasicType.*;
import static java.lang.invoke.MethodHandleStatics.*;
@ -33,6 +35,7 @@ import static java.lang.invoke.MethodHandleStatics.*;
* @author jrose
*/
final class SimpleMethodHandle extends BoundMethodHandle {
private SimpleMethodHandle(MethodType type, LambdaForm form) {
super(type, form);
}
@ -41,10 +44,11 @@ final class SimpleMethodHandle extends BoundMethodHandle {
return new SimpleMethodHandle(type, form);
}
/*non-public*/ static final SpeciesData SPECIES_DATA = SpeciesData.EMPTY;
/*non-public*/ static @Stable BoundMethodHandle.SpeciesData BMH_SPECIES;
/*non-public*/ public SpeciesData speciesData() {
return SPECIES_DATA;
@Override
/*non-public*/ BoundMethodHandle.SpeciesData speciesData() {
return BMH_SPECIES;
}
@Override
@ -57,11 +61,6 @@ final class SimpleMethodHandle extends BoundMethodHandle {
return "\n& Class="+getClass().getSimpleName();
}
@Override
/*non-public*/ public int fieldCount() {
return 0;
}
@Override
/*non-public*/ final BoundMethodHandle copyWithExtendL(MethodType mt, LambdaForm lf, Object narg) {
return BoundMethodHandle.bindSingle(mt, lf, narg); // Use known fast path.
@ -69,7 +68,7 @@ final class SimpleMethodHandle extends BoundMethodHandle {
@Override
/*non-public*/ final BoundMethodHandle copyWithExtendI(MethodType mt, LambdaForm lf, int narg) {
try {
return (BoundMethodHandle) SPECIES_DATA.extendWith(I_TYPE).constructor().invokeBasic(mt, lf, narg);
return (BoundMethodHandle) BMH_SPECIES.extendWith(I_TYPE_NUM).factory().invokeBasic(mt, lf, narg);
} catch (Throwable ex) {
throw uncaughtException(ex);
}
@ -77,7 +76,7 @@ final class SimpleMethodHandle extends BoundMethodHandle {
@Override
/*non-public*/ final BoundMethodHandle copyWithExtendJ(MethodType mt, LambdaForm lf, long narg) {
try {
return (BoundMethodHandle) SPECIES_DATA.extendWith(J_TYPE).constructor().invokeBasic(mt, lf, narg);
return (BoundMethodHandle) BMH_SPECIES.extendWith(J_TYPE_NUM).factory().invokeBasic(mt, lf, narg);
} catch (Throwable ex) {
throw uncaughtException(ex);
}
@ -85,7 +84,7 @@ final class SimpleMethodHandle extends BoundMethodHandle {
@Override
/*non-public*/ final BoundMethodHandle copyWithExtendF(MethodType mt, LambdaForm lf, float narg) {
try {
return (BoundMethodHandle) SPECIES_DATA.extendWith(F_TYPE).constructor().invokeBasic(mt, lf, narg);
return (BoundMethodHandle) BMH_SPECIES.extendWith(F_TYPE_NUM).factory().invokeBasic(mt, lf, narg);
} catch (Throwable ex) {
throw uncaughtException(ex);
}
@ -93,7 +92,7 @@ final class SimpleMethodHandle extends BoundMethodHandle {
@Override
/*non-public*/ final BoundMethodHandle copyWithExtendD(MethodType mt, LambdaForm lf, double narg) {
try {
return (BoundMethodHandle) SPECIES_DATA.extendWith(D_TYPE).constructor().invokeBasic(mt, lf, narg);
return (BoundMethodHandle) BMH_SPECIES.extendWith(D_TYPE_NUM).factory().invokeBasic(mt, lf, narg);
} catch (Throwable ex) {
throw uncaughtException(ex);
}