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processor: add arm exception flags

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From inspection of Apple headers and
https://llvm.org/svn/llvm-project/lldb/trunk/source/Plugins/Process/Utility/StopInfoMachException.cpp

Review: https://breakpad.appspot.com/457003/
Patch by: jaysoffian@gmail.com



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1048 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
qsr@chromium.org 2012-09-25 08:30:48 +00:00
parent 3500120c1f
commit 6446cfcff0
2 changed files with 76 additions and 13 deletions
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10
src/google_breakpad/common/minidump_exception_mac.h
View File

@ -93,6 +93,16 @@ typedef enum {
/* Custom values */
MD_EXCEPTION_CODE_MAC_NS_EXCEPTION = 0xDEADC0DE, /* uncaught NSException */
/* With MD_EXCEPTION_MAC_BAD_ACCESS on arm */
MD_EXCEPTION_CODE_MAC_ARM_DA_ALIGN = 0x0101, /* EXC_ARM_DA_ALIGN */
MD_EXCEPTION_CODE_MAC_ARM_DA_DEBUG = 0x0102, /* EXC_ARM_DA_DEBUG */
/* With MD_EXCEPTION_MAC_BAD_INSTRUCTION on arm */
MD_EXCEPTION_CODE_MAC_ARM_UNDEFINED = 1, /* EXC_ARM_UNDEFINED */
/* With MD_EXCEPTION_MAC_BREAKPOINT on arm */
MD_EXCEPTION_CODE_MAC_ARM_BREAKPOINT = 1, /* EXC_ARM_BREAKPOINT */
/* With MD_EXCEPTION_MAC_BAD_ACCESS on ppc */
MD_EXCEPTION_CODE_MAC_PPC_VM_PROT_READ = 0x0101,
/* EXC_PPC_VM_PROT_READ */

79
src/processor/minidump_processor.cc
View File

@ -484,26 +484,61 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, u_int64_t *address) {
case MD_EXCEPTION_CODE_MAC_MEMORY_ERROR:
reason.append("KERN_MEMORY_ERROR");
break;
// These are ppc only but shouldn't be a problem as they're
// unused on x86
case MD_EXCEPTION_CODE_MAC_PPC_VM_PROT_READ:
reason.append("EXC_PPC_VM_PROT_READ");
break;
case MD_EXCEPTION_CODE_MAC_PPC_BADSPACE:
reason.append("EXC_PPC_BADSPACE");
break;
case MD_EXCEPTION_CODE_MAC_PPC_UNALIGNED:
reason.append("EXC_PPC_UNALIGNED");
break;
default:
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
// arm and ppc overlap
if (raw_system_info->processor_architecture ==
MD_CPU_ARCHITECTURE_ARM) {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_ARM_DA_ALIGN:
reason.append("EXC_ARM_DA_ALIGN");
break;
case MD_EXCEPTION_CODE_MAC_ARM_DA_DEBUG:
reason.append("EXC_ARM_DA_DEBUG");
break;
default:
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
break;
}
} else if (raw_system_info->processor_architecture ==
MD_CPU_ARCHITECTURE_PPC) {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_PPC_VM_PROT_READ:
reason.append("EXC_PPC_VM_PROT_READ");
break;
case MD_EXCEPTION_CODE_MAC_PPC_BADSPACE:
reason.append("EXC_PPC_BADSPACE");
break;
case MD_EXCEPTION_CODE_MAC_PPC_UNALIGNED:
reason.append("EXC_PPC_UNALIGNED");
break;
default:
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
break;
}
} else {
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
}
break;
}
break;
case MD_EXCEPTION_MAC_BAD_INSTRUCTION:
reason = "EXC_BAD_INSTRUCTION / ";
switch (raw_system_info->processor_architecture) {
case MD_CPU_ARCHITECTURE_ARM: {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_ARM_UNDEFINED:
reason.append("EXC_ARM_UNDEFINED");
break;
default:
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
break;
}
break;
}
case MD_CPU_ARCHITECTURE_PPC: {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_PPC_INVALID_SYSCALL:
@ -671,6 +706,24 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, u_int64_t *address) {
case MD_EXCEPTION_MAC_BREAKPOINT:
reason = "EXC_BREAKPOINT / ";
switch (raw_system_info->processor_architecture) {
case MD_CPU_ARCHITECTURE_ARM: {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_ARM_DA_ALIGN:
reason.append("EXC_ARM_DA_ALIGN");
break;
case MD_EXCEPTION_CODE_MAC_ARM_DA_DEBUG:
reason.append("EXC_ARM_DA_DEBUG");
break;
case MD_EXCEPTION_CODE_MAC_ARM_BREAKPOINT:
reason.append("EXC_ARM_BREAKPOINT");
break;
default:
reason.append(flags_string);
BPLOG(INFO) << "Unknown exception reason " << reason;
break;
}
break;
}
case MD_CPU_ARCHITECTURE_PPC: {
switch (exception_flags) {
case MD_EXCEPTION_CODE_MAC_PPC_BREAKPOINT: