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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 "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
| 8 | 8 |
| 9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
| 10 #include "src/ic/ic.h" | 10 #include "src/ic/ic.h" |
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| 54 if (FLAG_test_secondary_stub_cache && table == StubCache::kPrimary) { | 54 if (FLAG_test_secondary_stub_cache && table == StubCache::kPrimary) { |
| 55 __ jmp(&miss); | 55 __ jmp(&miss); |
| 56 } else if (FLAG_test_primary_stub_cache && table == StubCache::kSecondary) { | 56 } else if (FLAG_test_primary_stub_cache && table == StubCache::kSecondary) { |
| 57 __ jmp(&miss); | 57 __ jmp(&miss); |
| 58 } | 58 } |
| 59 #endif | 59 #endif |
| 60 | 60 |
| 61 if (IC::ICUseVector(ic_kind)) { | 61 if (IC::ICUseVector(ic_kind)) { |
| 62 // The vector and slot were pushed onto the stack before starting the | 62 // The vector and slot were pushed onto the stack before starting the |
| 63 // probe, and need to be dropped before calling the handler. | 63 // probe, and need to be dropped before calling the handler. |
| 64 __ pop(VectorLoadICDescriptor::VectorRegister()); | 64 __ pop(LoadWithVectorDescriptor::VectorRegister()); |
| 65 __ pop(VectorLoadICDescriptor::SlotRegister()); | 65 __ pop(LoadDescriptor::SlotRegister()); |
| 66 } | 66 } |
| 67 | 67 |
| 68 if (leave_frame) __ leave(); | 68 if (leave_frame) __ leave(); |
| 69 | 69 |
| 70 // Jump to the first instruction in the code stub. | 70 // Jump to the first instruction in the code stub. |
| 71 __ add(extra, Immediate(Code::kHeaderSize - kHeapObjectTag)); | 71 __ add(extra, Immediate(Code::kHeaderSize - kHeapObjectTag)); |
| 72 __ jmp(extra); | 72 __ jmp(extra); |
| 73 | 73 |
| 74 __ bind(&miss); | 74 __ bind(&miss); |
| 75 } else { | 75 } else { |
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| 105 } | 105 } |
| 106 #endif | 106 #endif |
| 107 | 107 |
| 108 // Restore offset and re-load code entry from cache. | 108 // Restore offset and re-load code entry from cache. |
| 109 __ pop(offset); | 109 __ pop(offset); |
| 110 __ mov(offset, Operand::StaticArray(offset, times_1, value_offset)); | 110 __ mov(offset, Operand::StaticArray(offset, times_1, value_offset)); |
| 111 | 111 |
| 112 if (IC::ICUseVector(ic_kind)) { | 112 if (IC::ICUseVector(ic_kind)) { |
| 113 // The vector and slot were pushed onto the stack before starting the | 113 // The vector and slot were pushed onto the stack before starting the |
| 114 // probe, and need to be dropped before calling the handler. | 114 // probe, and need to be dropped before calling the handler. |
| 115 Register vector = VectorLoadICDescriptor::VectorRegister(); | 115 Register vector = LoadWithVectorDescriptor::VectorRegister(); |
| 116 Register slot = VectorLoadICDescriptor::SlotRegister(); | 116 Register slot = LoadDescriptor::SlotRegister(); |
| 117 DCHECK(!offset.is(vector) && !offset.is(slot)); | 117 DCHECK(!offset.is(vector) && !offset.is(slot)); |
| 118 | 118 |
| 119 __ pop(vector); | 119 __ pop(vector); |
| 120 __ pop(slot); | 120 __ pop(slot); |
| 121 } | 121 } |
| 122 | 122 |
| 123 if (leave_frame) __ leave(); | 123 if (leave_frame) __ leave(); |
| 124 | 124 |
| 125 // Jump to the first instruction in the code stub. | 125 // Jump to the first instruction in the code stub. |
| 126 __ add(offset, Immediate(Code::kHeaderSize - kHeapObjectTag)); | 126 __ add(offset, Immediate(Code::kHeaderSize - kHeapObjectTag)); |
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| 201 __ bind(&miss); | 201 __ bind(&miss); |
| 202 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); | 202 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); |
| 203 } | 203 } |
| 204 | 204 |
| 205 | 205 |
| 206 #undef __ | 206 #undef __ |
| 207 } | 207 } |
| 208 } // namespace v8::internal | 208 } // namespace v8::internal |
| 209 | 209 |
| 210 #endif // V8_TARGET_ARCH_IA32 | 210 #endif // V8_TARGET_ARCH_IA32 |
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