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Side by Side Diff: runtime/vm/signal_handler_android.cc

Issue 1428893003: Fix profiling on ARM64. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 5 years, 1 month ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/globals.h" 5 #include "vm/globals.h"
6 #include "vm/simulator.h" 6 #include "vm/simulator.h"
7 #include "vm/signal_handler.h" 7 #include "vm/signal_handler.h"
8 #if defined(TARGET_OS_ANDROID) 8 #if defined(TARGET_OS_ANDROID)
9 9
10 namespace dart { 10 namespace dart {
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after
59 59
60 60
61 uintptr_t SignalHandler::GetDartStackPointer(const mcontext_t& mcontext) { 61 uintptr_t SignalHandler::GetDartStackPointer(const mcontext_t& mcontext) {
62 uintptr_t sp = 0; 62 uintptr_t sp = 0;
63 63
64 #if defined(HOST_ARCH_IA32) 64 #if defined(HOST_ARCH_IA32)
65 sp = static_cast<uintptr_t>(mcontext.gregs[REG_ESP]); 65 sp = static_cast<uintptr_t>(mcontext.gregs[REG_ESP]);
66 #elif defined(HOST_ARCH_ARM) 66 #elif defined(HOST_ARCH_ARM)
67 sp = static_cast<uintptr_t>(mcontext.arm_sp); 67 sp = static_cast<uintptr_t>(mcontext.arm_sp);
68 #elif defined(HOST_ARCH_ARM64) 68 #elif defined(HOST_ARCH_ARM64)
69 sp = static_cast<uintptr_t>(mcontext.regs[18]); 69 sp = static_cast<uintptr_t>(mcontext.regs[19]);
Cutch 2015/10/30 02:29:57 Could we add #define for the register in constants
rmacnak 2015/10/30 16:17:41 constants_??.h is included for the target architec
70 #else 70 #else
71 #error Unsupported architecture. 71 #error Unsupported architecture.
72 #endif // HOST_ARCH_... 72 #endif // HOST_ARCH_...
73 return sp; 73 return sp;
74 } 74 }
75 75
76 76
77 uintptr_t SignalHandler::GetLinkRegister(const mcontext_t& mcontext) { 77 uintptr_t SignalHandler::GetLinkRegister(const mcontext_t& mcontext) {
78 uintptr_t lr = 0; 78 uintptr_t lr = 0;
79 79
(...skipping 29 matching lines...) Expand all
109 act.sa_handler = SIG_IGN; 109 act.sa_handler = SIG_IGN;
110 sigemptyset(&act.sa_mask); 110 sigemptyset(&act.sa_mask);
111 int r = sigaction(SIGPROF, &act, NULL); 111 int r = sigaction(SIGPROF, &act, NULL);
112 ASSERT(r == 0); 112 ASSERT(r == 0);
113 } 113 }
114 114
115 115
116 } // namespace dart 116 } // namespace dart
117 117
118 #endif // defined(TARGET_OS_ANDROID) 118 #endif // defined(TARGET_OS_ANDROID)
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