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Issue 196 - Breakpad processor support for x86-64. r=mento

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git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@227 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
ted.mielczarek 2007-10-31 19:20:31 +00:00
parent 11e180cd3e
commit 8eb7111814
11 changed files with 833 additions and 216 deletions
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15
src/google_breakpad/processor/minidump.h
View file

@ -175,8 +175,9 @@ class MinidumpContext : public MinidumpStream {
// Returns raw CPU-specific context data for the named CPU type. If the
// context data does not match the CPU type or does not exist, returns
// NULL.
const MDRawContextX86* GetContextX86() const;
const MDRawContextPPC* GetContextPPC() const;
const MDRawContextX86* GetContextX86() const;
const MDRawContextPPC* GetContextPPC() const;
const MDRawContextAMD64* GetContextAMD64() const;
const MDRawContextSPARC* GetContextSPARC() const;
// Print a human-readable representation of the object to stdout.
@ -200,11 +201,15 @@ class MinidumpContext : public MinidumpStream {
// not contain a system info stream.
bool CheckAgainstSystemInfo(u_int32_t context_cpu_type);
// Store this separately because of the weirdo AMD64 context
u_int32_t context_flags_;
// The CPU-specific context structure.
union {
MDRawContextBase* base;
MDRawContextX86* x86;
MDRawContextPPC* ppc;
MDRawContextBase* base;
MDRawContextX86* x86;
MDRawContextPPC* ppc;
MDRawContextAMD64* amd64;
// on Solaris SPARC, sparc is defined as a numeric constant,
// so variables can NOT be named as sparc
MDRawContextSPARC* ctx_sparc;

26
src/google_breakpad/processor/stack_frame_cpu.h
View file

@ -98,6 +98,32 @@ struct StackFramePPC : public StackFrame {
int context_validity;
};
struct StackFrameAMD64 : public StackFrame {
// ContextValidity has one entry for each relevant hardware pointer register
// (%rip and %rsp) and one entry for each nonvolatile (callee-save) register.
//FIXME: validate this list
enum ContextValidity {
CONTEXT_VALID_NONE = 0,
CONTEXT_VALID_RIP = 1 << 0,
CONTEXT_VALID_RSP = 1 << 1,
CONTEXT_VALID_RBP = 1 << 2,
CONTEXT_VALID_ALL = -1
};
StackFrameAMD64() : context(), context_validity(CONTEXT_VALID_NONE) {}
// 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.
MDRawContextAMD64 context;
// context_validity is actually ContextValidity, but int is used because
// the OR operator doesn't work well with enumerated types. This indicates
// which fields in context are valid.
int context_validity;
};
struct StackFrameSPARC : public StackFrame {
// to be confirmed
enum ContextValidity {