lrn@chromium.org | 7516f05 | 2011-03-30 08:52:27 +0000 | [diff] [blame^] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #ifndef V8_MIPS_LITHIUM_MIPS_H_ |
| 29 | #define V8_MIPS_LITHIUM_MIPS_H_ |
| 30 | |
| 31 | #include "hydrogen.h" |
| 32 | #include "lithium-allocator.h" |
| 33 | #include "lithium.h" |
| 34 | #include "safepoint-table.h" |
| 35 | |
| 36 | // Note: this file was taken from the X64 version. ARM has a partially working |
| 37 | // lithium implementation, but for now it is not ported to mips. |
| 38 | |
| 39 | namespace v8 { |
| 40 | namespace internal { |
| 41 | |
| 42 | // Forward declarations. |
| 43 | class LCodeGen; |
| 44 | class LEnvironment; |
| 45 | class Translation; |
| 46 | |
| 47 | class LInstruction: public ZoneObject { |
| 48 | public: |
| 49 | LInstruction() { } |
| 50 | virtual ~LInstruction() { } |
| 51 | |
| 52 | // Predicates should be generated by macro as in lithium-ia32.h. |
| 53 | virtual bool IsLabel() const { |
| 54 | UNIMPLEMENTED(); |
| 55 | return false; |
| 56 | } |
| 57 | virtual bool IsOsrEntry() const { |
| 58 | UNIMPLEMENTED(); |
| 59 | return false; |
| 60 | } |
| 61 | |
| 62 | LPointerMap* pointer_map() const { |
| 63 | UNIMPLEMENTED(); |
| 64 | return NULL; |
| 65 | } |
| 66 | |
| 67 | bool HasPointerMap() const { |
| 68 | UNIMPLEMENTED(); |
| 69 | return false; |
| 70 | } |
| 71 | |
| 72 | void set_environment(LEnvironment* env) { UNIMPLEMENTED(); } |
| 73 | |
| 74 | LEnvironment* environment() const { |
| 75 | UNIMPLEMENTED(); |
| 76 | return NULL; |
| 77 | } |
| 78 | |
| 79 | bool HasEnvironment() const { |
| 80 | UNIMPLEMENTED(); |
| 81 | return NULL; |
| 82 | } |
| 83 | |
| 84 | virtual void PrintTo(StringStream* stream) const { UNIMPLEMENTED(); } |
| 85 | |
| 86 | virtual bool IsControl() const { |
| 87 | UNIMPLEMENTED(); |
| 88 | return false; |
| 89 | } |
| 90 | |
| 91 | void MarkAsCall() { UNIMPLEMENTED(); } |
| 92 | void MarkAsSaveDoubles() { UNIMPLEMENTED(); } |
| 93 | |
| 94 | // Interface to the register allocator and iterators. |
| 95 | bool IsMarkedAsCall() const { |
| 96 | UNIMPLEMENTED(); |
| 97 | return false; |
| 98 | } |
| 99 | |
| 100 | bool IsMarkedAsSaveDoubles() const { |
| 101 | UNIMPLEMENTED(); |
| 102 | return false; |
| 103 | } |
| 104 | |
| 105 | virtual bool HasResult() const { |
| 106 | UNIMPLEMENTED(); |
| 107 | return false; |
| 108 | } |
| 109 | |
| 110 | virtual LOperand* result() { |
| 111 | UNIMPLEMENTED(); |
| 112 | return NULL; |
| 113 | } |
| 114 | |
| 115 | virtual int InputCount() { |
| 116 | UNIMPLEMENTED(); |
| 117 | return 0; |
| 118 | } |
| 119 | |
| 120 | virtual LOperand* InputAt(int i) { |
| 121 | UNIMPLEMENTED(); |
| 122 | return NULL; |
| 123 | } |
| 124 | |
| 125 | virtual int TempCount() { |
| 126 | UNIMPLEMENTED(); |
| 127 | return 0; |
| 128 | } |
| 129 | |
| 130 | virtual LOperand* TempAt(int i) { |
| 131 | UNIMPLEMENTED(); |
| 132 | return NULL; |
| 133 | } |
| 134 | |
| 135 | LOperand* FirstInput() { |
| 136 | UNIMPLEMENTED(); |
| 137 | return NULL; |
| 138 | } |
| 139 | |
| 140 | LOperand* Output() { |
| 141 | UNIMPLEMENTED(); |
| 142 | return NULL; |
| 143 | } |
| 144 | |
| 145 | #ifdef DEBUG |
| 146 | void VerifyCall() { UNIMPLEMENTED(); } |
| 147 | #endif |
| 148 | }; |
| 149 | |
| 150 | |
| 151 | class LGap: public LInstruction { |
| 152 | public: |
| 153 | explicit LGap(HBasicBlock* block) { } |
| 154 | |
| 155 | HBasicBlock* block() const { |
| 156 | UNIMPLEMENTED(); |
| 157 | return NULL; |
| 158 | } |
| 159 | |
| 160 | enum InnerPosition { |
| 161 | BEFORE, |
| 162 | START, |
| 163 | END, |
| 164 | AFTER, |
| 165 | FIRST_INNER_POSITION = BEFORE, |
| 166 | LAST_INNER_POSITION = AFTER |
| 167 | }; |
| 168 | |
| 169 | LParallelMove* GetOrCreateParallelMove(InnerPosition pos) { |
| 170 | UNIMPLEMENTED(); |
| 171 | return NULL; |
| 172 | } |
| 173 | |
| 174 | LParallelMove* GetParallelMove(InnerPosition pos) { |
| 175 | UNIMPLEMENTED(); |
| 176 | return NULL; |
| 177 | } |
| 178 | }; |
| 179 | |
| 180 | |
| 181 | class LLabel: public LGap { |
| 182 | public: |
| 183 | explicit LLabel(HBasicBlock* block) : LGap(block) { } |
| 184 | }; |
| 185 | |
| 186 | |
| 187 | class LOsrEntry: public LInstruction { |
| 188 | public: |
| 189 | // Function could be generated by a macro as in lithium-ia32.h. |
| 190 | static LOsrEntry* cast(LInstruction* instr) { |
| 191 | UNIMPLEMENTED(); |
| 192 | return NULL; |
| 193 | } |
| 194 | |
| 195 | LOperand** SpilledRegisterArray() { |
| 196 | UNIMPLEMENTED(); |
| 197 | return NULL; |
| 198 | } |
| 199 | LOperand** SpilledDoubleRegisterArray() { |
| 200 | UNIMPLEMENTED(); |
| 201 | return NULL; |
| 202 | } |
| 203 | |
| 204 | void MarkSpilledRegister(int allocation_index, LOperand* spill_operand) { |
| 205 | UNIMPLEMENTED(); |
| 206 | } |
| 207 | void MarkSpilledDoubleRegister(int allocation_index, |
| 208 | LOperand* spill_operand) { |
| 209 | UNIMPLEMENTED(); |
| 210 | } |
| 211 | }; |
| 212 | |
| 213 | |
| 214 | class LChunk: public ZoneObject { |
| 215 | public: |
| 216 | explicit LChunk(CompilationInfo* info, HGraph* graph) { } |
| 217 | |
| 218 | HGraph* graph() const { |
| 219 | UNIMPLEMENTED(); |
| 220 | return NULL; |
| 221 | } |
| 222 | |
| 223 | CompilationInfo* info() const { return NULL; } |
| 224 | |
| 225 | const ZoneList<LPointerMap*>* pointer_maps() const { |
| 226 | UNIMPLEMENTED(); |
| 227 | return NULL; |
| 228 | } |
| 229 | |
| 230 | LOperand* GetNextSpillSlot(bool double_slot) { |
| 231 | UNIMPLEMENTED(); |
| 232 | return NULL; |
| 233 | } |
| 234 | |
| 235 | LConstantOperand* DefineConstantOperand(HConstant* constant) { |
| 236 | UNIMPLEMENTED(); |
| 237 | return NULL; |
| 238 | } |
| 239 | |
| 240 | LLabel* GetLabel(int block_id) const { |
| 241 | UNIMPLEMENTED(); |
| 242 | return NULL; |
| 243 | } |
| 244 | |
| 245 | const ZoneList<LInstruction*>* instructions() const { |
| 246 | UNIMPLEMENTED(); |
| 247 | return NULL; |
| 248 | } |
| 249 | |
| 250 | int GetParameterStackSlot(int index) const { |
| 251 | UNIMPLEMENTED(); |
| 252 | return 0; |
| 253 | } |
| 254 | |
| 255 | void AddGapMove(int index, LOperand* from, LOperand* to) { UNIMPLEMENTED(); } |
| 256 | |
| 257 | LGap* GetGapAt(int index) const { |
| 258 | UNIMPLEMENTED(); |
| 259 | return NULL; |
| 260 | } |
| 261 | |
| 262 | bool IsGapAt(int index) const { |
| 263 | UNIMPLEMENTED(); |
| 264 | return false; |
| 265 | } |
| 266 | |
| 267 | int NearestGapPos(int index) const { |
| 268 | UNIMPLEMENTED(); |
| 269 | return 0; |
| 270 | } |
| 271 | |
| 272 | void MarkEmptyBlocks() { UNIMPLEMENTED(); } |
| 273 | |
| 274 | #ifdef DEBUG |
| 275 | void Verify() { UNIMPLEMENTED(); } |
| 276 | #endif |
| 277 | }; |
| 278 | |
| 279 | |
| 280 | class LChunkBuilder BASE_EMBEDDED { |
| 281 | public: |
| 282 | LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator) { } |
| 283 | |
| 284 | // Build the sequence for the graph. |
| 285 | LChunk* Build() { |
| 286 | UNIMPLEMENTED(); |
| 287 | return NULL; |
| 288 | }; |
| 289 | |
| 290 | // Declare methods that deal with the individual node types. |
| 291 | #define DECLARE_DO(type) LInstruction* Do##type(H##type* node) { \ |
| 292 | UNIMPLEMENTED(); \ |
| 293 | return NULL; \ |
| 294 | } |
| 295 | HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) |
| 296 | #undef DECLARE_DO |
| 297 | |
| 298 | DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
| 299 | }; |
| 300 | |
| 301 | |
| 302 | } } // namespace v8::internal |
| 303 | |
| 304 | #endif // V8_MIPS_LITHIUM_MIPS_H_ |