| /* |
| * Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef CPU_ARM_VM_C1_MACROASSEMBLER_ARM_HPP |
| #define CPU_ARM_VM_C1_MACROASSEMBLER_ARM_HPP |
| |
| private: |
| |
| void pd_init() { /* not used */ } |
| |
| public: |
| |
| // Puts address of allocated object into register `obj` and end of allocated object into register `obj_end`. |
| // `size_expression` should be a register or constant which can be used as immediate in "add" instruction. |
| void try_allocate(Register obj, Register obj_end, Register tmp1, Register tmp2, |
| RegisterOrConstant size_expression, Label& slow_case); |
| |
| void initialize_header(Register obj, Register klass, Register len, Register tmp); |
| |
| // Cleans object body [base..obj_end]. Clobbers `base` and `tmp` registers. |
| void initialize_body(Register base, Register obj_end, Register tmp); |
| |
| void initialize_object(Register obj, Register obj_end, Register klass, |
| Register len, Register tmp1, Register tmp2, |
| RegisterOrConstant header_size_expression, int obj_size_in_bytes, |
| bool is_tlab_allocated); |
| |
| void allocate_object(Register obj, Register tmp1, Register tmp2, Register tmp3, |
| int header_size, int object_size, |
| Register klass, Label& slow_case); |
| |
| void allocate_array(Register obj, Register len, |
| Register tmp1, Register tmp2, Register tmp3, |
| int header_size, int element_size, |
| Register klass, Label& slow_case); |
| |
| enum { |
| max_array_allocation_length = 0x01000000 |
| }; |
| |
| int lock_object(Register hdr, Register obj, Register disp_hdr, Register tmp, Label& slow_case); |
| |
| void unlock_object(Register hdr, Register obj, Register disp_hdr, Register tmp, Label& slow_case); |
| |
| // This platform only uses signal-based null checks. The Label is not needed. |
| void null_check(Register r, Label *Lnull = NULL) { MacroAssembler::null_check(r); } |
| |
| #endif // CPU_ARM_VM_C1_MACROASSEMBLER_ARM_HPP |