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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_X87 | 5 #if V8_TARGET_ARCH_X87 |
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" |
11 #include "src/debug/debug.h" | 11 #include "src/debug/debug.h" |
12 #include "src/runtime/runtime.h" | 12 #include "src/runtime/runtime.h" |
13 #include "src/x87/frames-x87.h" | 13 #include "src/x87/frames-x87.h" |
14 #include "src/x87/macro-assembler-x87.h" | 14 #include "src/x87/macro-assembler-x87.h" |
15 | 15 |
16 namespace v8 { | 16 namespace v8 { |
17 namespace internal { | 17 namespace internal { |
18 | 18 |
19 // ------------------------------------------------------------------------- | 19 // ------------------------------------------------------------------------- |
20 // MacroAssembler implementation. | 20 // MacroAssembler implementation. |
21 | 21 |
22 MacroAssembler::MacroAssembler(Isolate* arg_isolate, void* buffer, int size) | 22 MacroAssembler::MacroAssembler(Isolate* arg_isolate, void* buffer, int size) |
23 : Assembler(arg_isolate, buffer, size), | 23 : Assembler(arg_isolate, buffer, size), |
24 generating_stub_(false), | 24 generating_stub_(false), |
25 has_frame_(false) { | 25 has_frame_(false) { |
26 if (isolate() != NULL) { | 26 if (isolate() != NULL) { |
27 // TODO(titzer): should we just use a null handle here instead? | 27 // TODO(titzer): should we just use a null handle here instead? |
28 code_object_ = | 28 code_object_ = Handle<Object>(isolate()->heap()->undefined_value(), |
29 Handle<Object>::New(isolate()->heap()->undefined_value(), isolate()); | 29 isolate()); |
30 } | 30 } |
31 } | 31 } |
32 | 32 |
33 | 33 |
34 void MacroAssembler::Load(Register dst, const Operand& src, Representation r) { | 34 void MacroAssembler::Load(Register dst, const Operand& src, Representation r) { |
35 DCHECK(!r.IsDouble()); | 35 DCHECK(!r.IsDouble()); |
36 if (r.IsInteger8()) { | 36 if (r.IsInteger8()) { |
37 movsx_b(dst, src); | 37 movsx_b(dst, src); |
38 } else if (r.IsUInteger8()) { | 38 } else if (r.IsUInteger8()) { |
39 movzx_b(dst, src); | 39 movzx_b(dst, src); |
(...skipping 2982 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3022 mov(eax, dividend); | 3022 mov(eax, dividend); |
3023 shr(eax, 31); | 3023 shr(eax, 31); |
3024 add(edx, eax); | 3024 add(edx, eax); |
3025 } | 3025 } |
3026 | 3026 |
3027 | 3027 |
3028 } // namespace internal | 3028 } // namespace internal |
3029 } // namespace v8 | 3029 } // namespace v8 |
3030 | 3030 |
3031 #endif // V8_TARGET_ARCH_X87 | 3031 #endif // V8_TARGET_ARCH_X87 |
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