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comparison src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp @ 727:6b2273dd6fa9

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6822110: Add AddressLiteral class on SPARC Summary: The Address class on SPARC currently handles both, addresses and address literals, what makes the Address class more complicated than it has to be. Reviewed-by: never, kvn
author twisti
date Tue, 21 Apr 2009 11:16:30 -0700
parents d1605aabd0a1
children c96bf21b756f
comparison
equal deleted inserted replaced
725:928912ce8438 727:6b2273dd6fa9
1 /* 1 /*
2 * Copyright 1999-2008 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 1999-2009 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
27 27
28 void C1_MacroAssembler::inline_cache_check(Register receiver, Register iCache) { 28 void C1_MacroAssembler::inline_cache_check(Register receiver, Register iCache) {
29 Label L; 29 Label L;
30 const Register temp_reg = G3_scratch; 30 const Register temp_reg = G3_scratch;
31 // Note: needs more testing of out-of-line vs. inline slow case 31 // Note: needs more testing of out-of-line vs. inline slow case
32 Address ic_miss(temp_reg, SharedRuntime::get_ic_miss_stub());
33 verify_oop(receiver); 32 verify_oop(receiver);
34 ld_ptr(receiver, oopDesc::klass_offset_in_bytes(), temp_reg); 33 ld_ptr(receiver, oopDesc::klass_offset_in_bytes(), temp_reg);
35 cmp(temp_reg, iCache); 34 cmp(temp_reg, iCache);
36 brx(Assembler::equal, true, Assembler::pt, L); 35 brx(Assembler::equal, true, Assembler::pt, L);
37 delayed()->nop(); 36 delayed()->nop();
38 jump_to(ic_miss, 0); 37 AddressLiteral ic_miss(SharedRuntime::get_ic_miss_stub());
38 jump_to(ic_miss, temp_reg);
39 delayed()->nop(); 39 delayed()->nop();
40 align(CodeEntryAlignment); 40 align(CodeEntryAlignment);
41 bind(L); 41 bind(L);
42 } 42 }
43 43
82 void C1_MacroAssembler::lock_object(Register Rmark, Register Roop, Register Rbox, Register Rscratch, Label& slow_case) { 82 void C1_MacroAssembler::lock_object(Register Rmark, Register Roop, Register Rbox, Register Rscratch, Label& slow_case) {
83 assert_different_registers(Rmark, Roop, Rbox, Rscratch); 83 assert_different_registers(Rmark, Roop, Rbox, Rscratch);
84 84
85 Label done; 85 Label done;
86 86
87 Address mark_addr(Roop, 0, oopDesc::mark_offset_in_bytes()); 87 Address mark_addr(Roop, oopDesc::mark_offset_in_bytes());
88 88
89 // The following move must be the first instruction of emitted since debug 89 // The following move must be the first instruction of emitted since debug
90 // information may be generated for it. 90 // information may be generated for it.
91 // Load object header 91 // Load object header
92 ld_ptr(mark_addr, Rmark); 92 ld_ptr(mark_addr, Rmark);
130 void C1_MacroAssembler::unlock_object(Register Rmark, Register Roop, Register Rbox, Label& slow_case) { 130 void C1_MacroAssembler::unlock_object(Register Rmark, Register Roop, Register Rbox, Label& slow_case) {
131 assert_different_registers(Rmark, Roop, Rbox); 131 assert_different_registers(Rmark, Roop, Rbox);
132 132
133 Label done; 133 Label done;
134 134
135 Address mark_addr(Roop, 0, oopDesc::mark_offset_in_bytes()); 135 Address mark_addr(Roop, oopDesc::mark_offset_in_bytes());
136 assert(mark_addr.disp() == 0, "cas must take a zero displacement"); 136 assert(mark_addr.disp() == 0, "cas must take a zero displacement");
137 137
138 if (UseBiasedLocking) { 138 if (UseBiasedLocking) {
139 // load the object out of the BasicObjectLock 139 // load the object out of the BasicObjectLock
140 ld_ptr(Rbox, BasicObjectLock::obj_offset_in_bytes(), Roop); 140 ld_ptr(Rbox, BasicObjectLock::obj_offset_in_bytes(), Roop);
368 368
369 #ifndef PRODUCT 369 #ifndef PRODUCT
370 370
371 void C1_MacroAssembler::verify_stack_oop(int stack_offset) { 371 void C1_MacroAssembler::verify_stack_oop(int stack_offset) {
372 if (!VerifyOops) return; 372 if (!VerifyOops) return;
373 verify_oop_addr(Address(SP, 0, stack_offset + STACK_BIAS)); 373 verify_oop_addr(Address(SP, stack_offset + STACK_BIAS));
374 } 374 }
375 375
376 void C1_MacroAssembler::verify_not_null_oop(Register r) { 376 void C1_MacroAssembler::verify_not_null_oop(Register r) {
377 Label not_null; 377 Label not_null;
378 br_zero(Assembler::notEqual, false, Assembler::pt, r, not_null); 378 br_zero(Assembler::notEqual, false, Assembler::pt, r, not_null);