1 /* |
1 /* |
2 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved. |
3 * Copyright (c) 2014, Red Hat Inc. All rights reserved. |
3 * Copyright (c) 2014, Red Hat Inc. All rights reserved. |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
5 * |
5 * |
6 * This code is free software; you can redistribute it and/or modify it |
6 * This code is free software; you can redistribute it and/or modify it |
7 * under the terms of the GNU General Public License version 2 only, as |
7 * under the terms of the GNU General Public License version 2 only, as |
3370 __ ldarb(rscratch1, rscratch1); |
3370 __ ldarb(rscratch1, rscratch1); |
3371 __ cmp(rscratch1, JVM_CONSTANT_Class); |
3371 __ cmp(rscratch1, JVM_CONSTANT_Class); |
3372 __ br(Assembler::NE, slow_case); |
3372 __ br(Assembler::NE, slow_case); |
3373 |
3373 |
3374 // get InstanceKlass |
3374 // get InstanceKlass |
3375 __ lea(r4, Address(r4, r3, Address::lsl(3))); |
3375 __ load_resolved_klass_at_offset(r4, r3, r4, rscratch1); |
3376 __ ldr(r4, Address(r4, sizeof(ConstantPool))); |
|
3377 |
3376 |
3378 // make sure klass is initialized & doesn't have finalizer |
3377 // make sure klass is initialized & doesn't have finalizer |
3379 // make sure klass is fully initialized |
3378 // make sure klass is fully initialized |
3380 __ ldrb(rscratch1, Address(r4, InstanceKlass::init_state_offset())); |
3379 __ ldrb(rscratch1, Address(r4, InstanceKlass::init_state_offset())); |
3381 __ cmp(rscratch1, InstanceKlass::fully_initialized); |
3380 __ cmp(rscratch1, InstanceKlass::fully_initialized); |
3524 __ b(resolved); |
3523 __ b(resolved); |
3525 |
3524 |
3526 // Get superklass in r0 and subklass in r3 |
3525 // Get superklass in r0 and subklass in r3 |
3527 __ bind(quicked); |
3526 __ bind(quicked); |
3528 __ mov(r3, r0); // Save object in r3; r0 needed for subtype check |
3527 __ mov(r3, r0); // Save object in r3; r0 needed for subtype check |
3529 __ lea(r0, Address(r2, r19, Address::lsl(3))); |
3528 __ load_resolved_klass_at_offset(r2, r19, r0, rscratch1); // r0 = klass |
3530 __ ldr(r0, Address(r0, sizeof(ConstantPool))); |
|
3531 |
3529 |
3532 __ bind(resolved); |
3530 __ bind(resolved); |
3533 __ load_klass(r19, r3); |
3531 __ load_klass(r19, r3); |
3534 |
3532 |
3535 // Generate subtype check. Blows r2, r5. Object in r3. |
3533 // Generate subtype check. Blows r2, r5. Object in r3. |
3581 __ b(resolved); |
3579 __ b(resolved); |
3582 |
3580 |
3583 // Get superklass in r0 and subklass in r3 |
3581 // Get superklass in r0 and subklass in r3 |
3584 __ bind(quicked); |
3582 __ bind(quicked); |
3585 __ load_klass(r3, r0); |
3583 __ load_klass(r3, r0); |
3586 __ lea(r0, Address(r2, r19, Address::lsl(3))); |
3584 __ load_resolved_klass_at_offset(r2, r19, r0, rscratch1); |
3587 __ ldr(r0, Address(r0, sizeof(ConstantPool))); |
|
3588 |
3585 |
3589 __ bind(resolved); |
3586 __ bind(resolved); |
3590 |
3587 |
3591 // Generate subtype check. Blows r2, r5 |
3588 // Generate subtype check. Blows r2, r5 |
3592 // Superklass in r0. Subklass in r3. |
3589 // Superklass in r0. Subklass in r3. |