Thu, 24 Oct 2013 16:23:07 -0700
8026328: Setting a breakpoint on invokedynamic crashes the JVM
Reviewed-by: jrose, roland
never@1445 | 1 | /* |
stefank@2314 | 2 | * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
never@1445 | 3 | * Copyright 2007 Red Hat, Inc. |
never@1445 | 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
never@1445 | 5 | * |
never@1445 | 6 | * This code is free software; you can redistribute it and/or modify it |
never@1445 | 7 | * under the terms of the GNU General Public License version 2 only, as |
never@1445 | 8 | * published by the Free Software Foundation. |
never@1445 | 9 | * |
never@1445 | 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
never@1445 | 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
never@1445 | 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
never@1445 | 13 | * version 2 for more details (a copy is included in the LICENSE file that |
never@1445 | 14 | * accompanied this code). |
never@1445 | 15 | * |
never@1445 | 16 | * You should have received a copy of the GNU General Public License version |
never@1445 | 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
never@1445 | 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
never@1445 | 19 | * |
trims@1907 | 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 21 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 22 | * questions. |
never@1445 | 23 | * |
never@1445 | 24 | */ |
never@1445 | 25 | |
stefank@2314 | 26 | #ifndef CPU_ZERO_VM_NATIVEINST_ZERO_HPP |
stefank@2314 | 27 | #define CPU_ZERO_VM_NATIVEINST_ZERO_HPP |
stefank@2314 | 28 | |
stefank@2314 | 29 | #include "asm/assembler.hpp" |
stefank@2314 | 30 | #include "memory/allocation.hpp" |
stefank@2314 | 31 | #include "runtime/icache.hpp" |
stefank@2314 | 32 | #include "runtime/os.hpp" |
stefank@2314 | 33 | #include "utilities/top.hpp" |
stefank@2314 | 34 | |
never@1445 | 35 | // We have interfaces for the following instructions: |
never@1445 | 36 | // - NativeInstruction |
never@1445 | 37 | // - - NativeCall |
never@1445 | 38 | // - - NativeMovConstReg |
never@1445 | 39 | // - - NativeMovConstRegPatching |
never@1445 | 40 | // - - NativeJump |
never@1445 | 41 | // - - NativeIllegalOpCode |
never@1445 | 42 | // - - NativeReturn |
never@1445 | 43 | // - - NativeReturnX (return with argument) |
never@1445 | 44 | // - - NativePushConst |
never@1445 | 45 | // - - NativeTstRegMem |
never@1445 | 46 | |
never@1445 | 47 | // The base class for different kinds of native instruction abstractions. |
never@1445 | 48 | // Provides the primitive operations to manipulate code relative to this. |
never@1445 | 49 | |
never@1445 | 50 | class NativeInstruction VALUE_OBJ_CLASS_SPEC { |
never@1445 | 51 | public: |
never@1445 | 52 | bool is_jump() { |
never@1445 | 53 | ShouldNotCallThis(); |
twisti@5545 | 54 | return false; |
never@1445 | 55 | } |
never@1445 | 56 | |
never@1445 | 57 | bool is_safepoint_poll() { |
never@1445 | 58 | ShouldNotCallThis(); |
twisti@5545 | 59 | return false; |
never@1445 | 60 | } |
never@1445 | 61 | }; |
never@1445 | 62 | |
never@1445 | 63 | inline NativeInstruction* nativeInstruction_at(address address) { |
never@1445 | 64 | ShouldNotCallThis(); |
twisti@5545 | 65 | return NULL; |
never@1445 | 66 | } |
never@1445 | 67 | |
never@1445 | 68 | class NativeCall : public NativeInstruction { |
never@1445 | 69 | public: |
never@1445 | 70 | enum zero_specific_constants { |
never@1445 | 71 | instruction_size = 0 // not used within the interpreter |
never@1445 | 72 | }; |
never@1445 | 73 | |
never@1445 | 74 | address instruction_address() const { |
never@1445 | 75 | ShouldNotCallThis(); |
twisti@5545 | 76 | return NULL; |
never@1445 | 77 | } |
never@1445 | 78 | |
never@1445 | 79 | address next_instruction_address() const { |
never@1445 | 80 | ShouldNotCallThis(); |
twisti@5545 | 81 | return NULL; |
never@1445 | 82 | } |
never@1445 | 83 | |
never@1445 | 84 | address return_address() const { |
never@1445 | 85 | ShouldNotCallThis(); |
twisti@5545 | 86 | return NULL; |
never@1445 | 87 | } |
never@1445 | 88 | |
never@1445 | 89 | address destination() const { |
never@1445 | 90 | ShouldNotCallThis(); |
twisti@5545 | 91 | return NULL; |
never@1445 | 92 | } |
never@1445 | 93 | |
never@1445 | 94 | void set_destination_mt_safe(address dest) { |
never@1445 | 95 | ShouldNotCallThis(); |
never@1445 | 96 | } |
never@1445 | 97 | |
never@1445 | 98 | void verify_alignment() { |
never@1445 | 99 | ShouldNotCallThis(); |
never@1445 | 100 | } |
never@1445 | 101 | |
never@1445 | 102 | void verify() { |
never@1445 | 103 | ShouldNotCallThis(); |
never@1445 | 104 | } |
never@1445 | 105 | |
never@1445 | 106 | static bool is_call_before(address return_address) { |
never@1445 | 107 | ShouldNotCallThis(); |
twisti@5545 | 108 | return false; |
never@1445 | 109 | } |
never@1445 | 110 | }; |
never@1445 | 111 | |
never@1445 | 112 | inline NativeCall* nativeCall_before(address return_address) { |
never@1445 | 113 | ShouldNotCallThis(); |
twisti@5545 | 114 | return NULL; |
never@1445 | 115 | } |
never@1445 | 116 | |
never@1445 | 117 | inline NativeCall* nativeCall_at(address address) { |
never@1445 | 118 | ShouldNotCallThis(); |
twisti@5545 | 119 | return NULL; |
never@1445 | 120 | } |
never@1445 | 121 | |
never@1445 | 122 | class NativeMovConstReg : public NativeInstruction { |
never@1445 | 123 | public: |
never@1445 | 124 | address next_instruction_address() const { |
never@1445 | 125 | ShouldNotCallThis(); |
twisti@5545 | 126 | return NULL; |
never@1445 | 127 | } |
never@1445 | 128 | |
never@1445 | 129 | intptr_t data() const { |
never@1445 | 130 | ShouldNotCallThis(); |
twisti@5545 | 131 | return 0; |
never@1445 | 132 | } |
never@1445 | 133 | |
never@1445 | 134 | void set_data(intptr_t x) { |
never@1445 | 135 | ShouldNotCallThis(); |
never@1445 | 136 | } |
never@1445 | 137 | }; |
never@1445 | 138 | |
never@1445 | 139 | inline NativeMovConstReg* nativeMovConstReg_at(address address) { |
never@1445 | 140 | ShouldNotCallThis(); |
twisti@5545 | 141 | return NULL; |
never@1445 | 142 | } |
never@1445 | 143 | |
never@1445 | 144 | class NativeMovRegMem : public NativeInstruction { |
never@1445 | 145 | public: |
never@1445 | 146 | int offset() const { |
never@1445 | 147 | ShouldNotCallThis(); |
twisti@5545 | 148 | return 0; |
never@1445 | 149 | } |
never@1445 | 150 | |
never@1445 | 151 | void set_offset(intptr_t x) { |
never@1445 | 152 | ShouldNotCallThis(); |
never@1445 | 153 | } |
never@1445 | 154 | |
never@1445 | 155 | void add_offset_in_bytes(int add_offset) { |
never@1445 | 156 | ShouldNotCallThis(); |
never@1445 | 157 | } |
never@1445 | 158 | }; |
never@1445 | 159 | |
never@1445 | 160 | inline NativeMovRegMem* nativeMovRegMem_at(address address) { |
never@1445 | 161 | ShouldNotCallThis(); |
twisti@5545 | 162 | return NULL; |
never@1445 | 163 | } |
never@1445 | 164 | |
never@1445 | 165 | class NativeJump : public NativeInstruction { |
never@1445 | 166 | public: |
never@1445 | 167 | enum zero_specific_constants { |
never@1445 | 168 | instruction_size = 0 // not used within the interpreter |
never@1445 | 169 | }; |
never@1445 | 170 | |
never@1445 | 171 | address jump_destination() const { |
never@1445 | 172 | ShouldNotCallThis(); |
twisti@5545 | 173 | return NULL; |
never@1445 | 174 | } |
never@1445 | 175 | |
never@1445 | 176 | void set_jump_destination(address dest) { |
never@1445 | 177 | ShouldNotCallThis(); |
never@1445 | 178 | } |
never@1445 | 179 | |
never@1445 | 180 | static void check_verified_entry_alignment(address entry, |
never@1445 | 181 | address verified_entry) { |
never@1445 | 182 | } |
never@1445 | 183 | |
never@1445 | 184 | static void patch_verified_entry(address entry, |
never@1445 | 185 | address verified_entry, |
never@1445 | 186 | address dest); |
never@1445 | 187 | }; |
never@1445 | 188 | |
never@1445 | 189 | inline NativeJump* nativeJump_at(address address) { |
never@1445 | 190 | ShouldNotCallThis(); |
twisti@5545 | 191 | return NULL; |
never@1445 | 192 | } |
never@1445 | 193 | |
never@1445 | 194 | class NativeGeneralJump : public NativeInstruction { |
never@1445 | 195 | public: |
never@1445 | 196 | address jump_destination() const { |
never@1445 | 197 | ShouldNotCallThis(); |
twisti@5545 | 198 | return NULL; |
never@1445 | 199 | } |
never@1445 | 200 | |
never@1445 | 201 | static void insert_unconditional(address code_pos, address entry) { |
never@1445 | 202 | ShouldNotCallThis(); |
never@1445 | 203 | } |
never@1445 | 204 | |
never@1445 | 205 | static void replace_mt_safe(address instr_addr, address code_buffer) { |
never@1445 | 206 | ShouldNotCallThis(); |
never@1445 | 207 | } |
never@1445 | 208 | }; |
never@1445 | 209 | |
never@1445 | 210 | inline NativeGeneralJump* nativeGeneralJump_at(address address) { |
never@1445 | 211 | ShouldNotCallThis(); |
twisti@5545 | 212 | return NULL; |
never@1445 | 213 | } |
stefank@2314 | 214 | |
stefank@2314 | 215 | #endif // CPU_ZERO_VM_NATIVEINST_ZERO_HPP |