1 /* 2 * Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 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 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP 26 #define CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP 27 28 private: 29 30 // Record the type of the receiver in ReceiverTypeData 31 void type_profile_helper(Register mdo, int mdo_offset_bias, 32 ciMethodData *md, ciProfileData *data, 33 Register recv, Register tmp1, Label* update_done); 34 // Setup pointers to MDO, MDO slot, also compute offset bias to access the slot. 35 void setup_md_access(ciMethod* method, int bci, 36 ciMethodData*& md, ciProfileData*& data, int& mdo_offset_bias); 37 38 void typecheck_profile_helper1(ciMethod* method, int bci, 39 ciMethodData*& md, ciProfileData*& data, int& mdo_offset_bias, 40 Register obj, Register mdo, Register data_val, Label* obj_is_null); 41 42 void typecheck_profile_helper2(ciMethodData* md, ciProfileData* data, int mdo_offset_bias, 43 Register mdo, Register recv, Register value, Register tmp1, 44 Label* profile_cast_success, Label* profile_cast_failure, 45 Label* success, Label* failure); 46 47 #ifdef AARCH64 48 void long_compare_helper(LIR_Opr opr1, LIR_Opr opr2); 49 #endif // AARCH64 50 51 // Saves 4 given registers in reserved argument area. 52 void save_in_reserved_area(Register r1, Register r2, Register r3, Register r4); 53 54 // Restores 4 given registers from reserved argument area. 55 void restore_from_reserved_area(Register r1, Register r2, Register r3, Register r4); 56 57 enum { 58 _call_stub_size = AARCH64_ONLY(32) NOT_AARCH64(16), 59 _call_aot_stub_size = 0, 60 _exception_handler_size = PRODUCT_ONLY(AARCH64_ONLY(256) NOT_AARCH64(68)) NOT_PRODUCT(AARCH64_ONLY(256+216) NOT_AARCH64(68+60)), 61 _deopt_handler_size = AARCH64_ONLY(32) NOT_AARCH64(16) 62 }; 63 64 public: 65 66 void verify_reserved_argument_area_size(int args_count) PRODUCT_RETURN; 67 68 void store_parameter(jint c, int offset_from_sp_in_words); 69 void store_parameter(Metadata* m, int offset_from_sp_in_words); 70 71 #endif // CPU_ARM_VM_C1_LIRASSEMBLER_ARM_HPP