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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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| 41 | 41 |
| 42 namespace v8 { | 42 namespace v8 { |
| 43 namespace internal { | 43 namespace internal { |
| 44 | 44 |
| 45 Condition NegateCondition(Condition cc) { | 45 Condition NegateCondition(Condition cc) { |
| 46 return static_cast<Condition>(cc ^ 1); | 46 return static_cast<Condition>(cc ^ 1); |
| 47 } | 47 } |
| 48 | 48 |
| 49 | 49 |
| 50 // The modes possibly affected by apply must be in kApplyMask. | 50 // The modes possibly affected by apply must be in kApplyMask. |
| 51 void RelocInfo::apply(int delta) { | 51 void RelocInfo::apply(intptr_t delta) { |
| 52 if (rmode_ == RUNTIME_ENTRY || IsCodeTarget(rmode_)) { | 52 if (rmode_ == RUNTIME_ENTRY || IsCodeTarget(rmode_)) { |
| 53 int32_t* p = reinterpret_cast<int32_t*>(pc_); | 53 int32_t* p = reinterpret_cast<int32_t*>(pc_); |
| 54 *p -= delta; // relocate entry | 54 *p -= delta; // relocate entry |
| 55 } else if (rmode_ == JS_RETURN && IsCallInstruction()) { | 55 } else if (rmode_ == JS_RETURN && IsCallInstruction()) { |
| 56 // Special handling of js_return when a break point is set (call | 56 // Special handling of js_return when a break point is set (call |
| 57 // instruction has been inserted). | 57 // instruction has been inserted). |
| 58 int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1); | 58 int32_t* p = reinterpret_cast<int32_t*>(pc_ + 1); |
| 59 *p -= delta; // relocate entry | 59 *p -= delta; // relocate entry |
| 60 } else if (IsInternalReference(rmode_)) { | 60 } else if (IsInternalReference(rmode_)) { |
| 61 // absolute code pointer inside code object moves with the code object. | 61 // absolute code pointer inside code object moves with the code object. |
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| 310 | 310 |
| 311 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { | 311 Operand::Operand(int32_t disp, RelocInfo::Mode rmode) { |
| 312 // [disp/r] | 312 // [disp/r] |
| 313 set_modrm(0, ebp); | 313 set_modrm(0, ebp); |
| 314 set_dispr(disp, rmode); | 314 set_dispr(disp, rmode); |
| 315 } | 315 } |
| 316 | 316 |
| 317 } } // namespace v8::internal | 317 } } // namespace v8::internal |
| 318 | 318 |
| 319 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ | 319 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ |
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