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Issue 304153016: Use full include paths everywhere (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 6 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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 // CPU specific code for ia32 independent of OS goes here. 5 // CPU specific code for ia32 independent of OS goes here.
6 6
7 #ifdef __GNUC__ 7 #ifdef __GNUC__
8 #include "third_party/valgrind/valgrind.h" 8 #include "src/third_party/valgrind/valgrind.h"
9 #endif 9 #endif
10 10
11 #include "v8.h" 11 #include "src/v8.h"
12 12
13 #if V8_TARGET_ARCH_IA32 13 #if V8_TARGET_ARCH_IA32
14 14
15 #include "cpu.h" 15 #include "src/cpu.h"
16 #include "macro-assembler.h" 16 #include "src/macro-assembler.h"
17 17
18 namespace v8 { 18 namespace v8 {
19 namespace internal { 19 namespace internal {
20 20
21 void CPU::FlushICache(void* start, size_t size) { 21 void CPU::FlushICache(void* start, size_t size) {
22 // No need to flush the instruction cache on Intel. On Intel instruction 22 // No need to flush the instruction cache on Intel. On Intel instruction
23 // cache flushing is only necessary when multiple cores running the same 23 // cache flushing is only necessary when multiple cores running the same
24 // code simultaneously. V8 (and JavaScript) is single threaded and when code 24 // code simultaneously. V8 (and JavaScript) is single threaded and when code
25 // is patched on an intel CPU the core performing the patching will have its 25 // is patched on an intel CPU the core performing the patching will have its
26 // own instruction cache updated automatically. 26 // own instruction cache updated automatically.
27 27
28 // If flushing of the instruction cache becomes necessary Windows has the 28 // If flushing of the instruction cache becomes necessary Windows has the
29 // API function FlushInstructionCache. 29 // API function FlushInstructionCache.
30 30
31 // By default, valgrind only checks the stack for writes that might need to 31 // By default, valgrind only checks the stack for writes that might need to
32 // invalidate already cached translated code. This leads to random 32 // invalidate already cached translated code. This leads to random
33 // instability when code patches or moves are sometimes unnoticed. One 33 // instability when code patches or moves are sometimes unnoticed. One
34 // solution is to run valgrind with --smc-check=all, but this comes at a big 34 // solution is to run valgrind with --smc-check=all, but this comes at a big
35 // performance cost. We can notify valgrind to invalidate its cache. 35 // performance cost. We can notify valgrind to invalidate its cache.
36 #ifdef VALGRIND_DISCARD_TRANSLATIONS 36 #ifdef VALGRIND_DISCARD_TRANSLATIONS
37 unsigned res = VALGRIND_DISCARD_TRANSLATIONS(start, size); 37 unsigned res = VALGRIND_DISCARD_TRANSLATIONS(start, size);
38 USE(res); 38 USE(res);
39 #endif 39 #endif
40 } 40 }
41 41
42 } } // namespace v8::internal 42 } } // namespace v8::internal
43 43
44 #endif // V8_TARGET_ARCH_IA32 44 #endif // V8_TARGET_ARCH_IA32
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