src/hotspot/cpu/arm/c1_LIRAssembler_arm.hpp
author erikj
Tue, 12 Sep 2017 19:03:39 +0200
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parent 42664 hotspot/src/cpu/arm/vm/c1_LIRAssembler_arm.hpp@29142a56c193
child 52351 0ecb4e520110
permissions -rw-r--r--
8187443: Forest Consolidation: Move files to unified layout Reviewed-by: darcy, ihse
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/*
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 * Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP
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#define CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP
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 private:
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  // Record the type of the receiver in ReceiverTypeData
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  void type_profile_helper(Register mdo, int mdo_offset_bias,
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                           ciMethodData *md, ciProfileData *data,
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                           Register recv, Register tmp1, Label* update_done);
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  // Setup pointers to MDO, MDO slot, also compute offset bias to access the slot.
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  void setup_md_access(ciMethod* method, int bci,
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                       ciMethodData*& md, ciProfileData*& data, int& mdo_offset_bias);
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  void typecheck_profile_helper1(ciMethod* method, int bci,
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                                 ciMethodData*& md, ciProfileData*& data, int& mdo_offset_bias,
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                                 Register obj, Register mdo, Register data_val, Label* obj_is_null);
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  void typecheck_profile_helper2(ciMethodData* md, ciProfileData* data, int mdo_offset_bias,
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                                 Register mdo, Register recv, Register value, Register tmp1,
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                                 Label* profile_cast_success, Label* profile_cast_failure,
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                                 Label* success, Label* failure);
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#ifdef AARCH64
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  void long_compare_helper(LIR_Opr opr1, LIR_Opr opr2);
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#endif // AARCH64
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  // Saves 4 given registers in reserved argument area.
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  void save_in_reserved_area(Register r1, Register r2, Register r3, Register r4);
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  // Restores 4 given registers from reserved argument area.
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  void restore_from_reserved_area(Register r1, Register r2, Register r3, Register r4);
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  enum {
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    _call_stub_size = AARCH64_ONLY(32) NOT_AARCH64(16),
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    _call_aot_stub_size = 0,
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    _exception_handler_size = PRODUCT_ONLY(AARCH64_ONLY(256) NOT_AARCH64(68)) NOT_PRODUCT(AARCH64_ONLY(256+216) NOT_AARCH64(68+60)),
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    _deopt_handler_size = AARCH64_ONLY(32) NOT_AARCH64(16)
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  };
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 public:
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  void verify_reserved_argument_area_size(int args_count) PRODUCT_RETURN;
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  void store_parameter(jint c,      int offset_from_sp_in_words);
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  void store_parameter(Metadata* m, int offset_from_sp_in_words);
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#endif // CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP