--- /dev/null 2016-08-24 15:41:39.598575000 -0400 +++ new/src/cpu/arm/vm/c1_MacroAssembler_arm.hpp 2016-12-13 12:48:19.312872152 -0500 @@ -0,0 +1,69 @@ +/* + * 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