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src/cpu/ppc/vm/bytecodeInterpreter_ppc.hpp@70aa912cebe5 (annotated)
src/cpu/ppc/vm/bytecodeInterpreter_ppc.hpp
Wed, 15 Apr 2020 11:49:55 +0800
- author
- aoqi
- date
- Wed, 15 Apr 2020 11:49:55 +0800
- changeset 9852
- 70aa912cebe5
- parent 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
Merge
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * Copyright 2012, 2013 SAP AG. All rights reserved. |
| aoqi@0 | 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 5 | * |
| aoqi@0 | 6 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 7 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 8 | * published by the Free Software Foundation. |
| aoqi@0 | 9 | * |
| aoqi@0 | 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 13 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 14 | * accompanied this code). |
| aoqi@0 | 15 | * |
| aoqi@0 | 16 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 19 | * |
| aoqi@0 | 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 21 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 22 | * questions. |
| aoqi@0 | 23 | * |
| aoqi@0 | 24 | */ |
| aoqi@0 | 25 | |
| aoqi@0 | 26 | #ifndef CPU_PPC_VM_BYTECODEINTERPRETER_PPC_HPP |
| aoqi@0 | 27 | #define CPU_PPC_VM_BYTECODEINTERPRETER_PPC_HPP |
| aoqi@0 | 28 | |
| aoqi@0 | 29 | // Platform specific for C++ based Interpreter |
| aoqi@0 | 30 | #define LOTS_OF_REGS /* Lets interpreter use plenty of registers */ |
| aoqi@0 | 31 | |
| aoqi@0 | 32 | private: |
| aoqi@0 | 33 | |
| aoqi@0 | 34 | // Save the bottom of the stack after frame manager setup. For ease of restoration after return |
| aoqi@0 | 35 | // from recursive interpreter call. |
| aoqi@0 | 36 | intptr_t* _frame_bottom; // Saved bottom of frame manager frame. |
| aoqi@0 | 37 | address _last_Java_pc; // Pc to return to in frame manager. |
| aoqi@0 | 38 | intptr_t* _last_Java_fp; // frame pointer |
| aoqi@0 | 39 | intptr_t* _last_Java_sp; // stack pointer |
| aoqi@0 | 40 | interpreterState _self_link; // Previous interpreter state // sometimes points to self??? |
| aoqi@0 | 41 | double _native_fresult; // Save result of native calls that might return floats. |
| aoqi@0 | 42 | intptr_t _native_lresult; // Save result of native calls that might return handle/longs. |
| aoqi@0 | 43 | |
| aoqi@0 | 44 | public: |
| aoqi@0 | 45 | address last_Java_pc(void) { return _last_Java_pc; } |
| aoqi@0 | 46 | intptr_t* last_Java_fp(void) { return _last_Java_fp; } |
| aoqi@0 | 47 | |
| aoqi@0 | 48 | static ByteSize native_lresult_offset() { |
| aoqi@0 | 49 | return byte_offset_of(BytecodeInterpreter, _native_lresult); |
| aoqi@0 | 50 | } |
| aoqi@0 | 51 | |
| aoqi@0 | 52 | static ByteSize native_fresult_offset() { |
| aoqi@0 | 53 | return byte_offset_of(BytecodeInterpreter, _native_fresult); |
| aoqi@0 | 54 | } |
| aoqi@0 | 55 | |
| aoqi@0 | 56 | static void pd_layout_interpreterState(interpreterState istate, address last_Java_pc, intptr_t* last_Java_fp); |
| aoqi@0 | 57 | |
| aoqi@0 | 58 | #define SET_LAST_JAVA_FRAME() THREAD->frame_anchor()->set(istate->_last_Java_sp, istate->_last_Java_pc); |
| aoqi@0 | 59 | #define RESET_LAST_JAVA_FRAME() THREAD->frame_anchor()->clear(); |
| aoqi@0 | 60 | |
| aoqi@0 | 61 | |
| aoqi@0 | 62 | // Macros for accessing the stack. |
| aoqi@0 | 63 | #undef STACK_INT |
| aoqi@0 | 64 | #undef STACK_FLOAT |
| aoqi@0 | 65 | #undef STACK_ADDR |
| aoqi@0 | 66 | #undef STACK_OBJECT |
| aoqi@0 | 67 | #undef STACK_DOUBLE |
| aoqi@0 | 68 | #undef STACK_LONG |
| aoqi@0 | 69 | |
| aoqi@0 | 70 | // JavaStack Implementation |
| aoqi@0 | 71 | #define STACK_SLOT(offset) ((address) &topOfStack[-(offset)]) |
| aoqi@0 | 72 | #define STACK_INT(offset) (*((jint*) &topOfStack[-(offset)])) |
| aoqi@0 | 73 | #define STACK_FLOAT(offset) (*((jfloat *) &topOfStack[-(offset)])) |
| aoqi@0 | 74 | #define STACK_OBJECT(offset) (*((oop *) &topOfStack [-(offset)])) |
| aoqi@0 | 75 | #define STACK_DOUBLE(offset) (((VMJavaVal64*) &topOfStack[-(offset)])->d) |
| aoqi@0 | 76 | #define STACK_LONG(offset) (((VMJavaVal64 *) &topOfStack[-(offset)])->l) |
| aoqi@0 | 77 | |
| aoqi@0 | 78 | #define SET_STACK_SLOT(value, offset) (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value)) |
| aoqi@0 | 79 | #define SET_STACK_ADDR(value, offset) (*((address *)&topOfStack[-(offset)]) = (value)) |
| aoqi@0 | 80 | #define SET_STACK_INT(value, offset) (*((jint *)&topOfStack[-(offset)]) = (value)) |
| aoqi@0 | 81 | #define SET_STACK_FLOAT(value, offset) (*((jfloat *)&topOfStack[-(offset)]) = (value)) |
| aoqi@0 | 82 | #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value)) |
| aoqi@0 | 83 | #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value)) |
| aoqi@0 | 84 | #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = \ |
| aoqi@0 | 85 | ((VMJavaVal64*)(addr))->d) |
| aoqi@0 | 86 | #define SET_STACK_LONG(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value)) |
| aoqi@0 | 87 | #define SET_STACK_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = \ |
| aoqi@0 | 88 | ((VMJavaVal64*)(addr))->l) |
| aoqi@0 | 89 | // JavaLocals implementation |
| aoqi@0 | 90 | |
| aoqi@0 | 91 | #define LOCALS_SLOT(offset) ((intptr_t*)&locals[-(offset)]) |
| aoqi@0 | 92 | #define LOCALS_ADDR(offset) ((address)locals[-(offset)]) |
| aoqi@0 | 93 | #define LOCALS_INT(offset) (*(jint*)&(locals[-(offset)])) |
| aoqi@0 | 94 | #define LOCALS_OBJECT(offset) (cast_to_oop(locals[-(offset)])) |
| aoqi@0 | 95 | #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)])) |
| aoqi@0 | 96 | #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)])) |
| aoqi@0 | 97 | |
| aoqi@0 | 98 | #define SET_LOCALS_SLOT(value, offset) (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value)) |
| aoqi@0 | 99 | #define SET_LOCALS_INT(value, offset) (*((jint *)&locals[-(offset)]) = (value)) |
| aoqi@0 | 100 | #define SET_LOCALS_DOUBLE(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value)) |
| aoqi@0 | 101 | #define SET_LOCALS_LONG(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value)) |
| aoqi@0 | 102 | #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \ |
| aoqi@0 | 103 | ((VMJavaVal64*)(addr))->d) |
| aoqi@0 | 104 | |
| aoqi@0 | 105 | |
| aoqi@0 | 106 | #endif // CPU_PPC_VM_BYTECODEINTERPRETER_PPC_PP |
