Sat, 07 Nov 2020 10:30:02 +0800
Added tag mips-jdk8u275-b01 for changeset d3b4d62f391f
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | * |
aoqi@0 | 23 | */ |
aoqi@0 | 24 | |
aoqi@0 | 25 | #ifndef CPU_X86_VM_INTERPRETERRT_X86_HPP |
aoqi@0 | 26 | #define CPU_X86_VM_INTERPRETERRT_X86_HPP |
aoqi@0 | 27 | |
aoqi@0 | 28 | #include "memory/allocation.hpp" |
aoqi@0 | 29 | |
aoqi@0 | 30 | // native method calls |
aoqi@0 | 31 | |
aoqi@0 | 32 | class SignatureHandlerGenerator: public NativeSignatureIterator { |
aoqi@0 | 33 | private: |
aoqi@0 | 34 | MacroAssembler* _masm; |
aoqi@0 | 35 | #ifdef AMD64 |
aoqi@0 | 36 | #ifdef _WIN64 |
aoqi@0 | 37 | unsigned int _num_args; |
aoqi@0 | 38 | #else |
aoqi@0 | 39 | unsigned int _num_fp_args; |
aoqi@0 | 40 | unsigned int _num_int_args; |
aoqi@0 | 41 | #endif // _WIN64 |
aoqi@0 | 42 | int _stack_offset; |
aoqi@0 | 43 | #else |
aoqi@0 | 44 | void move(int from_offset, int to_offset); |
aoqi@0 | 45 | void box(int from_offset, int to_offset); |
aoqi@0 | 46 | #endif // AMD64 |
aoqi@0 | 47 | |
aoqi@0 | 48 | void pass_int(); |
aoqi@0 | 49 | void pass_long(); |
aoqi@0 | 50 | void pass_float(); |
aoqi@0 | 51 | #ifdef AMD64 |
aoqi@0 | 52 | void pass_double(); |
aoqi@0 | 53 | #endif // AMD64 |
aoqi@0 | 54 | void pass_object(); |
aoqi@0 | 55 | |
aoqi@0 | 56 | public: |
aoqi@0 | 57 | // Creation |
aoqi@0 | 58 | SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) : NativeSignatureIterator(method) { |
aoqi@0 | 59 | _masm = new MacroAssembler(buffer); |
aoqi@0 | 60 | #ifdef AMD64 |
aoqi@0 | 61 | #ifdef _WIN64 |
aoqi@0 | 62 | _num_args = (method->is_static() ? 1 : 0); |
aoqi@0 | 63 | _stack_offset = (Argument::n_int_register_parameters_c+1)* wordSize; // don't overwrite return address |
aoqi@0 | 64 | #else |
aoqi@0 | 65 | _num_int_args = (method->is_static() ? 1 : 0); |
aoqi@0 | 66 | _num_fp_args = 0; |
aoqi@0 | 67 | _stack_offset = wordSize; // don't overwrite return address |
aoqi@0 | 68 | #endif // _WIN64 |
aoqi@0 | 69 | #endif // AMD64 |
aoqi@0 | 70 | } |
aoqi@0 | 71 | |
aoqi@0 | 72 | // Code generation |
aoqi@0 | 73 | void generate(uint64_t fingerprint); |
aoqi@0 | 74 | |
aoqi@0 | 75 | // Code generation support |
aoqi@0 | 76 | static Register from(); |
aoqi@0 | 77 | static Register to(); |
aoqi@0 | 78 | static Register temp(); |
aoqi@0 | 79 | }; |
aoqi@0 | 80 | |
aoqi@0 | 81 | #endif // CPU_X86_VM_INTERPRETERRT_X86_HPP |