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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 #if V8_TARGET_ARCH_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/base/division-by-constant.h" | 8 #include "src/base/division-by-constant.h" |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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3963 if (emit_debug_code()) { | 3963 if (emit_debug_code()) { |
3964 testb(object, Immediate(kSmiTagMask)); | 3964 testb(object, Immediate(kSmiTagMask)); |
3965 Check(not_equal, kOperandIsASmiAndNotABoundFunction); | 3965 Check(not_equal, kOperandIsASmiAndNotABoundFunction); |
3966 Push(object); | 3966 Push(object); |
3967 CmpObjectType(object, JS_BOUND_FUNCTION_TYPE, object); | 3967 CmpObjectType(object, JS_BOUND_FUNCTION_TYPE, object); |
3968 Pop(object); | 3968 Pop(object); |
3969 Check(equal, kOperandIsNotABoundFunction); | 3969 Check(equal, kOperandIsNotABoundFunction); |
3970 } | 3970 } |
3971 } | 3971 } |
3972 | 3972 |
| 3973 void MacroAssembler::AssertGeneratorObject(Register object) { |
| 3974 if (emit_debug_code()) { |
| 3975 testb(object, Immediate(kSmiTagMask)); |
| 3976 Check(not_equal, kOperandIsASmiAndNotAGeneratorObject); |
| 3977 Push(object); |
| 3978 CmpObjectType(object, JS_GENERATOR_OBJECT_TYPE, object); |
| 3979 Pop(object); |
| 3980 Check(equal, kOperandIsNotAGeneratorObject); |
| 3981 } |
| 3982 } |
3973 | 3983 |
3974 void MacroAssembler::AssertReceiver(Register object) { | 3984 void MacroAssembler::AssertReceiver(Register object) { |
3975 if (emit_debug_code()) { | 3985 if (emit_debug_code()) { |
3976 testb(object, Immediate(kSmiTagMask)); | 3986 testb(object, Immediate(kSmiTagMask)); |
3977 Check(not_equal, kOperandIsASmiAndNotAReceiver); | 3987 Check(not_equal, kOperandIsASmiAndNotAReceiver); |
3978 Push(object); | 3988 Push(object); |
3979 STATIC_ASSERT(LAST_TYPE == LAST_JS_RECEIVER_TYPE); | 3989 STATIC_ASSERT(LAST_TYPE == LAST_JS_RECEIVER_TYPE); |
3980 CmpObjectType(object, FIRST_JS_RECEIVER_TYPE, object); | 3990 CmpObjectType(object, FIRST_JS_RECEIVER_TYPE, object); |
3981 Pop(object); | 3991 Pop(object); |
3982 Check(above_equal, kOperandIsNotAReceiver); | 3992 Check(above_equal, kOperandIsNotAReceiver); |
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5703 movl(rax, dividend); | 5713 movl(rax, dividend); |
5704 shrl(rax, Immediate(31)); | 5714 shrl(rax, Immediate(31)); |
5705 addl(rdx, rax); | 5715 addl(rdx, rax); |
5706 } | 5716 } |
5707 | 5717 |
5708 | 5718 |
5709 } // namespace internal | 5719 } // namespace internal |
5710 } // namespace v8 | 5720 } // namespace v8 |
5711 | 5721 |
5712 #endif // V8_TARGET_ARCH_X64 | 5722 #endif // V8_TARGET_ARCH_X64 |
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