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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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468 | 468 |
469 | 469 |
470 void Assembler::emit_w(const Immediate& x) { | 470 void Assembler::emit_w(const Immediate& x) { |
471 DCHECK(RelocInfo::IsNone(x.rmode_)); | 471 DCHECK(RelocInfo::IsNone(x.rmode_)); |
472 uint16_t value = static_cast<uint16_t>(x.x_); | 472 uint16_t value = static_cast<uint16_t>(x.x_); |
473 reinterpret_cast<uint16_t*>(pc_)[0] = value; | 473 reinterpret_cast<uint16_t*>(pc_)[0] = value; |
474 pc_ += sizeof(uint16_t); | 474 pc_ += sizeof(uint16_t); |
475 } | 475 } |
476 | 476 |
477 | 477 |
478 Address Assembler::target_address_at(Address pc, | 478 Address Assembler::target_address_at(Address pc, Address constant_pool) { |
479 ConstantPoolArray* constant_pool) { | |
480 return pc + sizeof(int32_t) + *reinterpret_cast<int32_t*>(pc); | 479 return pc + sizeof(int32_t) + *reinterpret_cast<int32_t*>(pc); |
481 } | 480 } |
482 | 481 |
483 | 482 |
484 void Assembler::set_target_address_at(Address pc, | 483 void Assembler::set_target_address_at(Address pc, Address constant_pool, |
485 ConstantPoolArray* constant_pool, | |
486 Address target, | 484 Address target, |
487 ICacheFlushMode icache_flush_mode) { | 485 ICacheFlushMode icache_flush_mode) { |
488 int32_t* p = reinterpret_cast<int32_t*>(pc); | 486 int32_t* p = reinterpret_cast<int32_t*>(pc); |
489 *p = target - (pc + sizeof(int32_t)); | 487 *p = target - (pc + sizeof(int32_t)); |
490 if (icache_flush_mode != SKIP_ICACHE_FLUSH) { | 488 if (icache_flush_mode != SKIP_ICACHE_FLUSH) { |
491 CpuFeatures::FlushICache(p, sizeof(int32_t)); | 489 CpuFeatures::FlushICache(p, sizeof(int32_t)); |
492 } | 490 } |
493 } | 491 } |
494 | 492 |
495 | 493 |
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583 | 581 |
584 | 582 |
585 Operand::Operand(Immediate imm) { | 583 Operand::Operand(Immediate imm) { |
586 // [disp/r] | 584 // [disp/r] |
587 set_modrm(0, ebp); | 585 set_modrm(0, ebp); |
588 set_dispr(imm.x_, imm.rmode_); | 586 set_dispr(imm.x_, imm.rmode_); |
589 } | 587 } |
590 } } // namespace v8::internal | 588 } } // namespace v8::internal |
591 | 589 |
592 #endif // V8_X87_ASSEMBLER_X87_INL_H_ | 590 #endif // V8_X87_ASSEMBLER_X87_INL_H_ |
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