| OLD | NEW |
| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
| (...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 61 }; | 61 }; |
| 62 | 62 |
| 63 | 63 |
| 64 class StoreBufferOverflowStub: public PlatformCodeStub { | 64 class StoreBufferOverflowStub: public PlatformCodeStub { |
| 65 public: | 65 public: |
| 66 explicit StoreBufferOverflowStub(SaveFPRegsMode save_fp) | 66 explicit StoreBufferOverflowStub(SaveFPRegsMode save_fp) |
| 67 : save_doubles_(save_fp) {} | 67 : save_doubles_(save_fp) {} |
| 68 | 68 |
| 69 void Generate(MacroAssembler* masm); | 69 void Generate(MacroAssembler* masm); |
| 70 | 70 |
| 71 virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE { return true; } | |
| 72 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate); | 71 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate); |
| 73 virtual bool SometimesSetsUpAFrame() { return false; } | 72 virtual bool SometimesSetsUpAFrame() { return false; } |
| 74 | 73 |
| 75 private: | 74 private: |
| 76 SaveFPRegsMode save_doubles_; | 75 SaveFPRegsMode save_doubles_; |
| 77 | 76 |
| 78 Major MajorKey() { return StoreBufferOverflow; } | 77 Major MajorKey() { return StoreBufferOverflow; } |
| 79 int MinorKey() { return (save_doubles_ == kSaveFPRegs) ? 1 : 0; } | 78 int MinorKey() { return (save_doubles_ == kSaveFPRegs) ? 1 : 0; } |
| 80 }; | 79 }; |
| 81 | 80 |
| (...skipping 142 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 224 // so you don't have to set up the frame. | 223 // so you don't have to set up the frame. |
| 225 class WriteInt32ToHeapNumberStub : public PlatformCodeStub { | 224 class WriteInt32ToHeapNumberStub : public PlatformCodeStub { |
| 226 public: | 225 public: |
| 227 WriteInt32ToHeapNumberStub(Register the_int, | 226 WriteInt32ToHeapNumberStub(Register the_int, |
| 228 Register the_heap_number, | 227 Register the_heap_number, |
| 229 Register scratch) | 228 Register scratch) |
| 230 : the_int_(the_int), | 229 : the_int_(the_int), |
| 231 the_heap_number_(the_heap_number), | 230 the_heap_number_(the_heap_number), |
| 232 scratch_(scratch) { } | 231 scratch_(scratch) { } |
| 233 | 232 |
| 234 virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE; | |
| 235 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate); | 233 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate); |
| 236 | 234 |
| 237 private: | 235 private: |
| 238 Register the_int_; | 236 Register the_int_; |
| 239 Register the_heap_number_; | 237 Register the_heap_number_; |
| 240 Register scratch_; | 238 Register scratch_; |
| 241 | 239 |
| 242 // Minor key encoding in 16 bits. | 240 // Minor key encoding in 16 bits. |
| 243 class IntRegisterBits: public BitField<int, 0, 4> {}; | 241 class IntRegisterBits: public BitField<int, 0, 4> {}; |
| 244 class HeapNumberRegisterBits: public BitField<int, 4, 4> {}; | 242 class HeapNumberRegisterBits: public BitField<int, 4, 4> {}; |
| (...skipping 27 matching lines...) Expand all Loading... |
| 272 address, // An input reg. | 270 address, // An input reg. |
| 273 value) { // One scratch reg. | 271 value) { // One scratch reg. |
| 274 } | 272 } |
| 275 | 273 |
| 276 enum Mode { | 274 enum Mode { |
| 277 STORE_BUFFER_ONLY, | 275 STORE_BUFFER_ONLY, |
| 278 INCREMENTAL, | 276 INCREMENTAL, |
| 279 INCREMENTAL_COMPACTION | 277 INCREMENTAL_COMPACTION |
| 280 }; | 278 }; |
| 281 | 279 |
| 282 virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE; | |
| 283 static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate); | |
| 284 virtual bool SometimesSetsUpAFrame() { return false; } | 280 virtual bool SometimesSetsUpAFrame() { return false; } |
| 285 | 281 |
| 286 static void PatchBranchIntoNop(MacroAssembler* masm, int pos) { | 282 static void PatchBranchIntoNop(MacroAssembler* masm, int pos) { |
| 287 masm->instr_at_put(pos, (masm->instr_at(pos) & ~B27) | (B24 | B20)); | 283 masm->instr_at_put(pos, (masm->instr_at(pos) & ~B27) | (B24 | B20)); |
| 288 ASSERT(Assembler::IsTstImmediate(masm->instr_at(pos))); | 284 ASSERT(Assembler::IsTstImmediate(masm->instr_at(pos))); |
| 289 } | 285 } |
| 290 | 286 |
| 291 static void PatchNopIntoBranch(MacroAssembler* masm, int pos) { | 287 static void PatchNopIntoBranch(MacroAssembler* masm, int pos) { |
| 292 masm->instr_at_put(pos, (masm->instr_at(pos) & ~(B24 | B20)) | B27); | 288 masm->instr_at_put(pos, (masm->instr_at(pos) & ~(B24 | B20)) | B27); |
| 293 ASSERT(Assembler::IsBranch(masm->instr_at(pos))); | 289 ASSERT(Assembler::IsBranch(masm->instr_at(pos))); |
| (...skipping 210 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 504 | 500 |
| 505 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; | 501 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; |
| 506 | 502 |
| 507 LookupMode mode_; | 503 LookupMode mode_; |
| 508 }; | 504 }; |
| 509 | 505 |
| 510 | 506 |
| 511 } } // namespace v8::internal | 507 } } // namespace v8::internal |
| 512 | 508 |
| 513 #endif // V8_ARM_CODE_STUBS_ARM_H_ | 509 #endif // V8_ARM_CODE_STUBS_ARM_H_ |
| OLD | NEW |