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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_X87 | 7 #if V8_TARGET_ARCH_X87 |
| 8 | 8 |
| 9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
| 10 #include "src/base/division-by-constant.h" | 10 #include "src/base/division-by-constant.h" |
| (...skipping 477 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 488 mov(address, Immediate(bit_cast<int32_t>(kZapValue))); | 488 mov(address, Immediate(bit_cast<int32_t>(kZapValue))); |
| 489 mov(value, Immediate(bit_cast<int32_t>(kZapValue))); | 489 mov(value, Immediate(bit_cast<int32_t>(kZapValue))); |
| 490 } | 490 } |
| 491 } | 491 } |
| 492 | 492 |
| 493 | 493 |
| 494 void MacroAssembler::DebugBreak() { | 494 void MacroAssembler::DebugBreak() { |
| 495 Move(eax, Immediate(0)); | 495 Move(eax, Immediate(0)); |
| 496 mov(ebx, Immediate(ExternalReference(Runtime::kDebugBreak, isolate()))); | 496 mov(ebx, Immediate(ExternalReference(Runtime::kDebugBreak, isolate()))); |
| 497 CEntryStub ces(isolate(), 1); | 497 CEntryStub ces(isolate(), 1); |
| 498 call(ces.GetCode(), RelocInfo::DEBUG_BREAK); | 498 call(ces.GetCode(), RelocInfo::DEBUGGER_STATEMENT); |
| 499 } | 499 } |
| 500 | 500 |
| 501 | 501 |
| 502 bool MacroAssembler::IsUnsafeImmediate(const Immediate& x) { | 502 bool MacroAssembler::IsUnsafeImmediate(const Immediate& x) { |
| 503 static const int kMaxImmediateBits = 17; | 503 static const int kMaxImmediateBits = 17; |
| 504 if (!RelocInfo::IsNone(x.rmode_)) return false; | 504 if (!RelocInfo::IsNone(x.rmode_)) return false; |
| 505 return !is_intn(x.x_, kMaxImmediateBits); | 505 return !is_intn(x.x_, kMaxImmediateBits); |
| 506 } | 506 } |
| 507 | 507 |
| 508 | 508 |
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| 3101 mov(eax, dividend); | 3101 mov(eax, dividend); |
| 3102 shr(eax, 31); | 3102 shr(eax, 31); |
| 3103 add(edx, eax); | 3103 add(edx, eax); |
| 3104 } | 3104 } |
| 3105 | 3105 |
| 3106 | 3106 |
| 3107 } // namespace internal | 3107 } // namespace internal |
| 3108 } // namespace v8 | 3108 } // namespace v8 |
| 3109 | 3109 |
| 3110 #endif // V8_TARGET_ARCH_X87 | 3110 #endif // V8_TARGET_ARCH_X87 |
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