c1_MacroAssembler_ppc.hpp revision 9751:4a24de859a87
11897Swollman/* 21897Swollman * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved. 31897Swollman * Copyright 2012, 2015 SAP AG. All rights reserved. 41897Swollman * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 51897Swollman * 61897Swollman * This code is free software; you can redistribute it and/or modify it 71897Swollman * under the terms of the GNU General Public License version 2 only, as 8100441Scharnier * published by the Free Software Foundation. 91897Swollman * 101897Swollman * This code is distributed in the hope that it will be useful, but WITHOUT 111897Swollman * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12100441Scharnier * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 131897Swollman * version 2 for more details (a copy is included in the LICENSE file that 141897Swollman * accompanied this code). 151897Swollman * 16100441Scharnier * You should have received a copy of the GNU General Public License version 171897Swollman * 2 along with this work; if not, write to the Free Software Foundation, 181897Swollman * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 191897Swollman * 20100441Scharnier * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 211897Swollman * or visit www.oracle.com if you need additional information or have any 221897Swollman * questions. 231897Swollman * 24100441Scharnier */ 251897Swollman 261897Swollman#ifndef CPU_PPC_VM_C1_MACROASSEMBLER_PPC_HPP 271897Swollman#define CPU_PPC_VM_C1_MACROASSEMBLER_PPC_HPP 281897Swollman 2912798Swpaul void pd_init() { /* nothing to do */ } 30100441Scharnier 311897Swollman public: 32146833Sstefanf void try_allocate( 3312798Swpaul Register obj, // result: pointer to object after successful allocation 341897Swollman Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise 3527935Scharnier int con_size_in_bytes, // object size in bytes if known at compile time 361897Swollman Register t1, // temp register 37100441Scharnier Register t2, // temp register 38100441Scharnier Label& slow_case // continuation point if fast allocation fails 39100441Scharnier ); 401897Swollman 418874Srgrimes void initialize_header(Register obj, Register klass, Register len, Register t1, Register t2); 428874Srgrimes void initialize_body(Register base, Register index); 431897Swollman void initialize_body(Register obj, Register tmp1, Register tmp2, int obj_size_in_bytes, int hdr_size_in_bytes); 4427935Scharnier 451897Swollman // locking/unlocking 4612798Swpaul void lock_object (Register Rmark, Register Roop, Register Rbox, Register Rscratch, Label& slow_case); 4712798Swpaul void unlock_object(Register Rmark, Register Roop, Register Rbox, Label& slow_case); 48149682Sstefanf 491897Swollman void initialize_object( 501897Swollman Register obj, // result: pointer to object after successful allocation 5192921Simp Register klass, // object klass 5292921Simp Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise 5392921Simp int con_size_in_bytes, // object size in bytes if known at compile time 5492921Simp Register t1, // temp register 5592921Simp Register t2 // temp register 5692921Simp ); 5792921Simp 5892921Simp // Allocation of fixed-size objects 5992921Simp // (Can also be used to allocate fixed-size arrays, by setting 6092921Simp // hdr_size correctly and storing the array length afterwards.) 611897Swollman void allocate_object( 621897Swollman Register obj, // result: pointer to object after successful allocation 638874Srgrimes Register t1, // temp register 641897Swollman Register t2, // temp register 651897Swollman Register t3, // temp register 66152398Sdwmalone int hdr_size, // object header size in words 671897Swollman int obj_size, // object size in words 6812798Swpaul Register klass, // object klass 691897Swollman Label& slow_case // continuation point if fast allocation fails 701897Swollman ); 7112798Swpaul 7212798Swpaul enum { 7312798Swpaul max_array_allocation_length = 0x40000000 // ppc friendly value, requires lis only 7412798Swpaul }; 7512798Swpaul 7612798Swpaul // Allocation of arrays 7712798Swpaul void allocate_array( 7812798Swpaul Register obj, // result: pointer to array after successful allocation 7912798Swpaul Register len, // array length 8012798Swpaul Register t1, // temp register 8112798Swpaul Register t2, // temp register 8212798Swpaul Register t3, // temp register 8312798Swpaul int hdr_size, // object header size in words 84298089Spfg int elt_size, // element size in bytes 851897Swollman Register klass, // object klass 861897Swollman Label& slow_case // continuation point if fast allocation fails 871897Swollman ); 881897Swollman 891897Swollman void null_check(Register r, Label *Lnull = NULL); 901897Swollman 911897Swollman address call_c_with_frame_resize(address dest, int frame_resize); 921897Swollman 931897Swollman#endif // CPU_PPC_VM_C1_MACROASSEMBLER_PPC_HPP 941897Swollman