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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/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/ic/ic.h" | 8 #include "src/ic/ic.h" |
9 #include "src/ic/stub-cache.h" | 9 #include "src/ic/stub-cache.h" |
10 #include "src/interface-descriptors.h" | 10 #include "src/interface-descriptors.h" |
11 | 11 |
12 namespace v8 { | 12 namespace v8 { |
13 namespace internal { | 13 namespace internal { |
14 | 14 |
15 #define __ ACCESS_MASM(masm) | 15 #define __ ACCESS_MASM(masm) |
16 | 16 |
17 | 17 |
18 static void ProbeTable(Isolate* isolate, MacroAssembler* masm, | 18 static void ProbeTable(Isolate* isolate, MacroAssembler* masm, |
19 Code::Kind ic_kind, Code::Flags flags, | 19 Code::Kind ic_kind, Code::Flags flags, |
20 StubCache::Table table, Register name, Register receiver, | 20 StubCache::Table table, Register name, Register receiver, |
21 // Number of the cache entry pointer-size scaled. | 21 // Number of the cache entry pointer-size scaled. |
22 Register offset, Register extra) { | 22 Register offset, Register extra) { |
23 ExternalReference key_offset(isolate->stub_cache()->key_reference(table)); | 23 ExternalReference key_offset(isolate->stub_cache()->key_reference(table)); |
24 ExternalReference value_offset(isolate->stub_cache()->value_reference(table)); | 24 ExternalReference value_offset(isolate->stub_cache()->value_reference(table)); |
25 ExternalReference map_offset(isolate->stub_cache()->map_reference(table)); | 25 ExternalReference map_offset(isolate->stub_cache()->map_reference(table)); |
26 ExternalReference virtual_register = | 26 ExternalReference virtual_register = |
27 ExternalReference::vector_store_virtual_register(masm->isolate()); | 27 ExternalReference::virtual_handler_register(masm->isolate()); |
28 | 28 |
29 Label miss; | 29 Label miss; |
30 bool is_vector_store = | 30 bool is_vector_store = |
31 IC::ICUseVector(ic_kind) && | 31 IC::ICUseVector(ic_kind) && |
32 (ic_kind == Code::STORE_IC || ic_kind == Code::KEYED_STORE_IC); | 32 (ic_kind == Code::STORE_IC || ic_kind == Code::KEYED_STORE_IC); |
33 | 33 |
34 // Multiply by 3 because there are 3 fields per entry (name, code, map). | 34 // Multiply by 3 because there are 3 fields per entry (name, code, map). |
35 __ lea(offset, Operand(offset, offset, times_2, 0)); | 35 __ lea(offset, Operand(offset, offset, times_2, 0)); |
36 | 36 |
37 if (extra.is_valid()) { | 37 if (extra.is_valid()) { |
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210 __ bind(&miss); | 210 __ bind(&miss); |
211 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); | 211 __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1); |
212 } | 212 } |
213 | 213 |
214 | 214 |
215 #undef __ | 215 #undef __ |
216 } // namespace internal | 216 } // namespace internal |
217 } // namespace v8 | 217 } // namespace v8 |
218 | 218 |
219 #endif // V8_TARGET_ARCH_X87 | 219 #endif // V8_TARGET_ARCH_X87 |
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