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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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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 { |
44 namespace internal { | 44 namespace internal { |
45 | 45 |
46 Condition NegateCondition(Condition cc) { | |
47 return static_cast<Condition>(cc ^ 1); | |
48 } | |
49 | |
50 | 46 |
51 // The modes possibly affected by apply must be in kApplyMask. | 47 // The modes possibly affected by apply must be in kApplyMask. |
52 void RelocInfo::apply(intptr_t delta) { | 48 void RelocInfo::apply(intptr_t delta) { |
53 if (rmode_ == RUNTIME_ENTRY || IsCodeTarget(rmode_)) { | 49 if (rmode_ == RUNTIME_ENTRY || IsCodeTarget(rmode_)) { |
54 int32_t* p = reinterpret_cast<int32_t*>(pc_); | 50 int32_t* p = reinterpret_cast<int32_t*>(pc_); |
55 *p -= delta; // Relocate entry. | 51 *p -= delta; // Relocate entry. |
56 } else if (rmode_ == JS_RETURN && IsPatchedReturnSequence()) { | 52 } else if (rmode_ == JS_RETURN && IsPatchedReturnSequence()) { |
57 // Special handling of js_return when a break point is set (call | 53 // Special handling of js_return when a break point is set (call |
58 // instruction has been inserted). | 54 // instruction has been inserted). |
59 int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1); | 55 int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1); |
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355 | 351 |
356 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { | 352 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { |
357 // [disp/r] | 353 // [disp/r] |
358 set_modrm(0, ebp); | 354 set_modrm(0, ebp); |
359 set_dispr(disp, rmode); | 355 set_dispr(disp, rmode); |
360 } | 356 } |
361 | 357 |
362 } } // namespace v8::internal | 358 } } // namespace v8::internal |
363 | 359 |
364 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ | 360 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ |
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