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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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| 23 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 23 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 24 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 24 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 25 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 25 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 26 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | 26 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 27 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | 27 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 28 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | 28 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 29 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 29 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | 30 |
| 31 // The original source code covered by the above license above has been | 31 // The original source code covered by the above license above has been |
| 32 // modified significantly by Google Inc. | 32 // modified significantly by Google Inc. |
| 33 // Copyright 2011 the V8 project authors. All rights reserved. | 33 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
| 34 | 34 |
| 35 // A light-weight IA32 Assembler. | 35 // A light-weight IA32 Assembler. |
| 36 | 36 |
| 37 #ifndef V8_IA32_ASSEMBLER_IA32_INL_H_ | 37 #ifndef V8_IA32_ASSEMBLER_IA32_INL_H_ |
| 38 #define V8_IA32_ASSEMBLER_IA32_INL_H_ | 38 #define V8_IA32_ASSEMBLER_IA32_INL_H_ |
| 39 | 39 |
| 40 #include "cpu.h" | 40 #include "cpu.h" |
| 41 #include "debug.h" | 41 #include "debug.h" |
| 42 | 42 |
| 43 namespace v8 { | 43 namespace v8 { |
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| 304 if (obj->IsHeapObject()) { | 304 if (obj->IsHeapObject()) { |
| 305 emit(reinterpret_cast<intptr_t>(handle.location()), | 305 emit(reinterpret_cast<intptr_t>(handle.location()), |
| 306 RelocInfo::EMBEDDED_OBJECT); | 306 RelocInfo::EMBEDDED_OBJECT); |
| 307 } else { | 307 } else { |
| 308 // no relocation needed | 308 // no relocation needed |
| 309 emit(reinterpret_cast<intptr_t>(obj)); | 309 emit(reinterpret_cast<intptr_t>(obj)); |
| 310 } | 310 } |
| 311 } | 311 } |
| 312 | 312 |
| 313 | 313 |
| 314 void Assembler::emit(uint32_t x, RelocInfo::Mode rmode, unsigned id) { | 314 void Assembler::emit(uint32_t x, RelocInfo::Mode rmode) { |
| 315 if (rmode == RelocInfo::CODE_TARGET && id != kNoASTId) { | 315 if (rmode != RelocInfo::NONE) RecordRelocInfo(rmode); |
| 316 RecordRelocInfo(RelocInfo::CODE_TARGET_WITH_ID, static_cast<intptr_t>(id)); | |
| 317 } else if (rmode != RelocInfo::NONE) { | |
| 318 RecordRelocInfo(rmode); | |
| 319 } | |
| 320 emit(x); | 316 emit(x); |
| 321 } | 317 } |
| 322 | 318 |
| 323 | 319 |
| 324 void Assembler::emit(const Immediate& x) { | 320 void Assembler::emit(const Immediate& x) { |
| 325 if (x.rmode_ == RelocInfo::INTERNAL_REFERENCE) { | 321 if (x.rmode_ == RelocInfo::INTERNAL_REFERENCE) { |
| 326 Label* label = reinterpret_cast<Label*>(x.x_); | 322 Label* label = reinterpret_cast<Label*>(x.x_); |
| 327 emit_code_relative_offset(label); | 323 emit_code_relative_offset(label); |
| 328 return; | 324 return; |
| 329 } | 325 } |
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| 425 | 421 |
| 426 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { | 422 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { |
| 427 // [disp/r] | 423 // [disp/r] |
| 428 set_modrm(0, ebp); | 424 set_modrm(0, ebp); |
| 429 set_dispr(disp, rmode); | 425 set_dispr(disp, rmode); |
| 430 } | 426 } |
| 431 | 427 |
| 432 } } // namespace v8::internal | 428 } } // namespace v8::internal |
| 433 | 429 |
| 434 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ | 430 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ |
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