diff options
Diffstat (limited to 'debuggerd/libdebuggerd/arm/machine.cpp')
-rw-r--r-- | debuggerd/libdebuggerd/arm/machine.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/debuggerd/libdebuggerd/arm/machine.cpp b/debuggerd/libdebuggerd/arm/machine.cpp deleted file mode 100644 index bfb5ea4e9..000000000 --- a/debuggerd/libdebuggerd/arm/machine.cpp +++ /dev/null | |||
@@ -1,91 +0,0 @@ | |||
1 | /* | ||
2 | * | ||
3 | * Copyright 2006, The Android Open Source Project | ||
4 | * | ||
5 | * Licensed under the Apache License, Version 2.0 (the "License"); | ||
6 | * you may not use this file except in compliance with the License. | ||
7 | * You may obtain a copy of the License at | ||
8 | * | ||
9 | * http://www.apache.org/licenses/LICENSE-2.0 | ||
10 | * | ||
11 | * Unless required by applicable law or agreed to in writing, software | ||
12 | * distributed under the License is distributed on an "AS IS" BASIS, | ||
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
14 | * See the License for the specific language governing permissions and | ||
15 | * limitations under the License. | ||
16 | */ | ||
17 | |||
18 | #define LOG_TAG "DEBUG" | ||
19 | |||
20 | #include "libdebuggerd/machine.h" | ||
21 | |||
22 | #include <errno.h> | ||
23 | #include <stdint.h> | ||
24 | #include <string.h> | ||
25 | #include <sys/ptrace.h> | ||
26 | |||
27 | #include <backtrace/Backtrace.h> | ||
28 | #include <log/log.h> | ||
29 | |||
30 | #include "libdebuggerd/utility.h" | ||
31 | |||
32 | void dump_memory_and_code(log_t* log, Backtrace* backtrace) { | ||
33 | pt_regs regs; | ||
34 | if (ptrace(PTRACE_GETREGS, backtrace->Tid(), 0, ®s)) { | ||
35 | ALOGE("cannot get registers: %s\n", strerror(errno)); | ||
36 | return; | ||
37 | } | ||
38 | |||
39 | static const char reg_names[] = "r0r1r2r3r4r5r6r7r8r9slfpipsp"; | ||
40 | |||
41 | for (int reg = 0; reg < 14; reg++) { | ||
42 | dump_memory(log, backtrace, regs.uregs[reg], "memory near %.2s:", ®_names[reg * 2]); | ||
43 | } | ||
44 | |||
45 | dump_memory(log, backtrace, static_cast<uintptr_t>(regs.ARM_pc), "code around pc:"); | ||
46 | |||
47 | if (regs.ARM_pc != regs.ARM_lr) { | ||
48 | dump_memory(log, backtrace, static_cast<uintptr_t>(regs.ARM_lr), "code around lr:"); | ||
49 | } | ||
50 | } | ||
51 | |||
52 | #define DUMP_GP_REGISTERS(log, reg_prefix) \ | ||
53 | _LOG(log, logtype::REGISTERS, " r0 %08x r1 %08x r2 %08x r3 %08x\n", \ | ||
54 | static_cast<uint32_t>(reg_prefix##r0), static_cast<uint32_t>(reg_prefix##r1), \ | ||
55 | static_cast<uint32_t>(reg_prefix##r2), static_cast<uint32_t>(reg_prefix##r3)); \ | ||
56 | _LOG(log, logtype::REGISTERS, " r4 %08x r5 %08x r6 %08x r7 %08x\n", \ | ||
57 | static_cast<uint32_t>(reg_prefix##r4), static_cast<uint32_t>(reg_prefix##r5), \ | ||
58 | static_cast<uint32_t>(reg_prefix##r6), static_cast<uint32_t>(reg_prefix##r7)); \ | ||
59 | _LOG(log, logtype::REGISTERS, " r8 %08x r9 %08x sl %08x fp %08x\n", \ | ||
60 | static_cast<uint32_t>(reg_prefix##r8), static_cast<uint32_t>(reg_prefix##r9), \ | ||
61 | static_cast<uint32_t>(reg_prefix##r10), static_cast<uint32_t>(reg_prefix##fp)); \ | ||
62 | _LOG(log, logtype::REGISTERS, " ip %08x sp %08x lr %08x pc %08x cpsr %08x\n", \ | ||
63 | static_cast<uint32_t>(reg_prefix##ip), static_cast<uint32_t>(reg_prefix##sp), \ | ||
64 | static_cast<uint32_t>(reg_prefix##lr), static_cast<uint32_t>(reg_prefix##pc), \ | ||
65 | static_cast<uint32_t>(reg_prefix##cpsr)) | ||
66 | |||
67 | void dump_registers(log_t* log, pid_t tid) { | ||
68 | pt_regs r; | ||
69 | if (ptrace(PTRACE_GETREGS, tid, 0, &r)) { | ||
70 | ALOGE("cannot get registers: %s\n", strerror(errno)); | ||
71 | return; | ||
72 | } | ||
73 | |||
74 | DUMP_GP_REGISTERS(log, r.ARM_); | ||
75 | |||
76 | user_vfp vfp_regs; | ||
77 | if (ptrace(PTRACE_GETVFPREGS, tid, 0, &vfp_regs)) { | ||
78 | ALOGE("cannot get FP registers: %s\n", strerror(errno)); | ||
79 | return; | ||
80 | } | ||
81 | |||
82 | for (size_t i = 0; i < 32; i += 2) { | ||
83 | _LOG(log, logtype::FP_REGISTERS, " d%-2d %016llx d%-2d %016llx\n", | ||
84 | i, vfp_regs.fpregs[i], i+1, vfp_regs.fpregs[i+1]); | ||
85 | } | ||
86 | _LOG(log, logtype::FP_REGISTERS, " scr %08lx\n", vfp_regs.fpscr); | ||
87 | } | ||
88 | |||
89 | void dump_registers(log_t* log, const ucontext_t* uc) { | ||
90 | DUMP_GP_REGISTERS(log, uc->uc_mcontext.arm_); | ||
91 | } | ||