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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "bootstrapper.h" | 9 #include "bootstrapper.h" |
10 #include "codegen.h" | 10 #include "codegen.h" |
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901 | 901 |
902 | 902 |
903 void MacroAssembler::AssertNotSmi(Register object) { | 903 void MacroAssembler::AssertNotSmi(Register object) { |
904 if (emit_debug_code()) { | 904 if (emit_debug_code()) { |
905 test(object, Immediate(kSmiTagMask)); | 905 test(object, Immediate(kSmiTagMask)); |
906 Check(not_equal, kOperandIsASmi); | 906 Check(not_equal, kOperandIsASmi); |
907 } | 907 } |
908 } | 908 } |
909 | 909 |
910 | 910 |
911 void MacroAssembler::Prologue(PrologueFrameMode frame_mode) { | 911 void MacroAssembler::Prologue(CompilationInfo* info) { |
912 if (frame_mode == BUILD_STUB_FRAME) { | 912 if (info->IsStub()) { |
913 push(ebp); // Caller's frame pointer. | 913 push(ebp); // Caller's frame pointer. |
914 mov(ebp, esp); | 914 mov(ebp, esp); |
915 push(esi); // Callee's context. | 915 push(esi); // Callee's context. |
916 push(Immediate(Smi::FromInt(StackFrame::STUB))); | 916 push(Immediate(Smi::FromInt(StackFrame::STUB))); |
917 } else { | 917 } else { |
918 PredictableCodeSizeScope predictible_code_size_scope(this, | 918 PredictableCodeSizeScope predictible_code_size_scope(this, |
919 kNoCodeAgeSequenceLength); | 919 kNoCodeAgeSequenceLength); |
920 if (isolate()->IsCodePreAgingActive()) { | 920 if (info->IsCodePreAgingActive()) { |
921 // Pre-age the code. | 921 // Pre-age the code. |
922 call(isolate()->builtins()->MarkCodeAsExecutedOnce(), | 922 call(isolate()->builtins()->MarkCodeAsExecutedOnce(), |
923 RelocInfo::CODE_AGE_SEQUENCE); | 923 RelocInfo::CODE_AGE_SEQUENCE); |
924 Nop(kNoCodeAgeSequenceLength - Assembler::kCallInstructionLength); | 924 Nop(kNoCodeAgeSequenceLength - Assembler::kCallInstructionLength); |
925 } else { | 925 } else { |
926 push(ebp); // Caller's frame pointer. | 926 push(ebp); // Caller's frame pointer. |
927 mov(ebp, esp); | 927 mov(ebp, esp); |
928 push(esi); // Callee's context. | 928 push(esi); // Callee's context. |
929 push(edi); // Callee's JS function. | 929 push(edi); // Callee's JS function. |
930 } | 930 } |
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3465 if (ms.shift() > 0) sar(edx, ms.shift()); | 3465 if (ms.shift() > 0) sar(edx, ms.shift()); |
3466 mov(eax, dividend); | 3466 mov(eax, dividend); |
3467 shr(eax, 31); | 3467 shr(eax, 31); |
3468 add(edx, eax); | 3468 add(edx, eax); |
3469 } | 3469 } |
3470 | 3470 |
3471 | 3471 |
3472 } } // namespace v8::internal | 3472 } } // namespace v8::internal |
3473 | 3473 |
3474 #endif // V8_TARGET_ARCH_IA32 | 3474 #endif // V8_TARGET_ARCH_IA32 |
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