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Process minidumps generated on ARM64 in iOS apps.

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Patch by Colin Blundell <blundell@chromium.org>

BUG=542

Review URL: https://breakpad.appspot.com/704002/


git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1236 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
mark@chromium.org 2013-11-23 01:45:20 +00:00
parent 77022ac0df
commit e9165f4353
17 changed files with 5388 additions and 2643 deletions
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64
src/google_breakpad/processor/stack_frame_cpu.h
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@ -270,6 +270,70 @@ struct StackFrameARM : public StackFrame {
int context_validity;
};
struct StackFrameARM64 : public StackFrame {
// A flag for each register we might know. Note that we can't use an enum
// here as there are 33 values to represent.
static const uint64_t CONTEXT_VALID_NONE = 0;
static const uint64_t CONTEXT_VALID_X0 = 1ULL << 0;
static const uint64_t CONTEXT_VALID_X1 = 1ULL << 1;
static const uint64_t CONTEXT_VALID_X2 = 1ULL << 2;
static const uint64_t CONTEXT_VALID_X3 = 1ULL << 3;
static const uint64_t CONTEXT_VALID_X4 = 1ULL << 4;
static const uint64_t CONTEXT_VALID_X5 = 1ULL << 5;
static const uint64_t CONTEXT_VALID_X6 = 1ULL << 6;
static const uint64_t CONTEXT_VALID_X7 = 1ULL << 7;
static const uint64_t CONTEXT_VALID_X8 = 1ULL << 8;
static const uint64_t CONTEXT_VALID_X9 = 1ULL << 9;
static const uint64_t CONTEXT_VALID_X10 = 1ULL << 10;
static const uint64_t CONTEXT_VALID_X11 = 1ULL << 11;
static const uint64_t CONTEXT_VALID_X12 = 1ULL << 12;
static const uint64_t CONTEXT_VALID_X13 = 1ULL << 13;
static const uint64_t CONTEXT_VALID_X14 = 1ULL << 14;
static const uint64_t CONTEXT_VALID_X15 = 1ULL << 15;
static const uint64_t CONTEXT_VALID_X16 = 1ULL << 16;
static const uint64_t CONTEXT_VALID_X17 = 1ULL << 17;
static const uint64_t CONTEXT_VALID_X18 = 1ULL << 18;
static const uint64_t CONTEXT_VALID_X19 = 1ULL << 19;
static const uint64_t CONTEXT_VALID_X20 = 1ULL << 20;
static const uint64_t CONTEXT_VALID_X21 = 1ULL << 21;
static const uint64_t CONTEXT_VALID_X22 = 1ULL << 22;
static const uint64_t CONTEXT_VALID_X23 = 1ULL << 23;
static const uint64_t CONTEXT_VALID_X24 = 1ULL << 24;
static const uint64_t CONTEXT_VALID_X25 = 1ULL << 25;
static const uint64_t CONTEXT_VALID_X26 = 1ULL << 26;
static const uint64_t CONTEXT_VALID_X27 = 1ULL << 27;
static const uint64_t CONTEXT_VALID_X28 = 1ULL << 28;
static const uint64_t CONTEXT_VALID_X29 = 1ULL << 29;
static const uint64_t CONTEXT_VALID_X30 = 1ULL << 30;
static const uint64_t CONTEXT_VALID_X31 = 1ULL << 31;
static const uint64_t CONTEXT_VALID_X32 = 1ULL << 32;
static const uint64_t CONTEXT_VALID_ALL = ~CONTEXT_VALID_NONE;
// Aliases for registers with dedicated or conventional roles.
static const uint64_t CONTEXT_VALID_FP = CONTEXT_VALID_X29;
static const uint64_t CONTEXT_VALID_LR = CONTEXT_VALID_X30;
static const uint64_t CONTEXT_VALID_SP = CONTEXT_VALID_X31;
static const uint64_t CONTEXT_VALID_PC = CONTEXT_VALID_X32;
StackFrameARM64() : context(),
context_validity(CONTEXT_VALID_NONE) {}
// Return the validity flag for register xN.
static uint64_t RegisterValidFlag(int n) {
return 1ULL << n;
}
// Register state. This is only fully valid for the topmost frame in a
// stack. In other frames, the values of nonvolatile registers may be
// present, given sufficient debugging information. Refer to
// context_validity.
MDRawContextARM64 context;
// For each register in context whose value has been recovered, we set
// the corresponding CONTEXT_VALID_ bit in context_validity.
uint64_t context_validity;
};
struct StackFrameMIPS : public StackFrame {
// MIPS callee save registers for o32 ABI (32bit registers) are:
// 1. $s0-$s7,