Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(154)

Side by Side Diff: src/arm/cpu-arm.cc

Issue 6670119: VM initialization refactoring. (Closed)
Patch Set: Created 9 years, 8 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « no previous file | src/cpu.h » ('j') | src/ia32/code-stubs-ia32.cc » ('J')
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright 2006-2009 the V8 project authors. All rights reserved. 1 // Copyright 2006-2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 24 matching lines...) Expand all
35 #if defined(V8_TARGET_ARCH_ARM) 35 #if defined(V8_TARGET_ARCH_ARM)
36 36
37 #include "cpu.h" 37 #include "cpu.h"
38 #include "macro-assembler.h" 38 #include "macro-assembler.h"
39 #include "simulator.h" // for cache flushing. 39 #include "simulator.h" // for cache flushing.
40 40
41 namespace v8 { 41 namespace v8 {
42 namespace internal { 42 namespace internal {
43 43
44 void CPU::Setup() { 44 void CPU::Setup() {
45 CpuFeatures* cpu_features = Isolate::Current()->cpu_features(); 45 CpuFeatures::Probe(true);
46 cpu_features->Probe(true);
47 if (!cpu_features->IsSupported(VFP3) || Serializer::enabled()) {
48 V8::DisableCrankshaft();
49 }
50 } 46 }
51 47
52 48
49 bool CPU::SupportsCrankshaft() {
50 return CpuFeatures::IsSupported(VFP3);
51 }
52
53
53 void CPU::FlushICache(void* start, size_t size) { 54 void CPU::FlushICache(void* start, size_t size) {
54 // Nothing to do flushing no instructions. 55 // Nothing to do flushing no instructions.
55 if (size == 0) { 56 if (size == 0) {
56 return; 57 return;
57 } 58 }
58 59
59 #if defined (USE_SIMULATOR) 60 #if defined (USE_SIMULATOR)
60 // Not generating ARM instructions for C-code. This means that we are 61 // Not generating ARM instructions for C-code. This means that we are
61 // building an ARM emulator based target. We should notify the simulator 62 // building an ARM emulator based target. We should notify the simulator
62 // that the Icache was flushed. 63 // that the Icache was flushed.
(...skipping 76 matching lines...) Expand 10 before | Expand all | Expand 10 after
139 #if !defined (__arm__) || !defined(CAN_USE_ARMV5_INSTRUCTIONS) 140 #if !defined (__arm__) || !defined(CAN_USE_ARMV5_INSTRUCTIONS)
140 UNIMPLEMENTED(); // when building ARM emulator target 141 UNIMPLEMENTED(); // when building ARM emulator target
141 #else 142 #else
142 asm volatile("bkpt 0"); 143 asm volatile("bkpt 0");
143 #endif 144 #endif
144 } 145 }
145 146
146 } } // namespace v8::internal 147 } } // namespace v8::internal
147 148
148 #endif // V8_TARGET_ARCH_ARM 149 #endif // V8_TARGET_ARCH_ARM
OLDNEW
« no previous file with comments | « no previous file | src/cpu.h » ('j') | src/ia32/code-stubs-ia32.cc » ('J')

Powered by Google App Engine
This is Rietveld 408576698