1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cpu/x86/vm/interpreterRT_x86.hpp Wed Apr 27 01:25:04 2016 +0800 1.3 @@ -0,0 +1,81 @@ 1.4 +/* 1.5 + * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +#ifndef CPU_X86_VM_INTERPRETERRT_X86_HPP 1.29 +#define CPU_X86_VM_INTERPRETERRT_X86_HPP 1.30 + 1.31 +#include "memory/allocation.hpp" 1.32 + 1.33 +// native method calls 1.34 + 1.35 +class SignatureHandlerGenerator: public NativeSignatureIterator { 1.36 + private: 1.37 + MacroAssembler* _masm; 1.38 +#ifdef AMD64 1.39 +#ifdef _WIN64 1.40 + unsigned int _num_args; 1.41 +#else 1.42 + unsigned int _num_fp_args; 1.43 + unsigned int _num_int_args; 1.44 +#endif // _WIN64 1.45 + int _stack_offset; 1.46 +#else 1.47 + void move(int from_offset, int to_offset); 1.48 + void box(int from_offset, int to_offset); 1.49 +#endif // AMD64 1.50 + 1.51 + void pass_int(); 1.52 + void pass_long(); 1.53 + void pass_float(); 1.54 +#ifdef AMD64 1.55 + void pass_double(); 1.56 +#endif // AMD64 1.57 + void pass_object(); 1.58 + 1.59 + public: 1.60 + // Creation 1.61 + SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) : NativeSignatureIterator(method) { 1.62 + _masm = new MacroAssembler(buffer); 1.63 +#ifdef AMD64 1.64 +#ifdef _WIN64 1.65 + _num_args = (method->is_static() ? 1 : 0); 1.66 + _stack_offset = (Argument::n_int_register_parameters_c+1)* wordSize; // don't overwrite return address 1.67 +#else 1.68 + _num_int_args = (method->is_static() ? 1 : 0); 1.69 + _num_fp_args = 0; 1.70 + _stack_offset = wordSize; // don't overwrite return address 1.71 +#endif // _WIN64 1.72 +#endif // AMD64 1.73 + } 1.74 + 1.75 + // Code generation 1.76 + void generate(uint64_t fingerprint); 1.77 + 1.78 + // Code generation support 1.79 + static Register from(); 1.80 + static Register to(); 1.81 + static Register temp(); 1.82 +}; 1.83 + 1.84 +#endif // CPU_X86_VM_INTERPRETERRT_X86_HPP