Added riscv and riscv64 support for Linux

Change-Id: I62cd157d00a87720db001072662a81d8eb9112b0
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/3873291
Reviewed-by: Mike Frysinger <vapier@chromium.org>
This commit is contained in:
Iacopo Colonnelli 2022-09-09 09:53:29 +02:00 committed by Mike Frysinger
parent e059dad5ea
commit 28cf16bc34
37 changed files with 4901 additions and 48 deletions

View file

@ -53,14 +53,16 @@ class DumpContext : public DumpObject {
// 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 MDRawContextAMD64* GetContextAMD64() const;
const MDRawContextARM* GetContextARM() const;
const MDRawContextARM64* GetContextARM64() const;
const MDRawContextMIPS* GetContextMIPS() const;
const MDRawContextPPC* GetContextPPC() const;
const MDRawContextPPC64* GetContextPPC64() const;
const MDRawContextSPARC* GetContextSPARC() const;
const MDRawContextX86* GetContextX86() const;
const MDRawContextAMD64* GetContextAMD64() const;
const MDRawContextARM* GetContextARM() const;
const MDRawContextARM64* GetContextARM64() const;
const MDRawContextMIPS* GetContextMIPS() const;
const MDRawContextPPC* GetContextPPC() const;
const MDRawContextPPC64* GetContextPPC64() const;
const MDRawContextSPARC* GetContextSPARC() const;
const MDRawContextX86* GetContextX86() const;
const MDRawContextRISCV* GetContextRISCV() const;
const MDRawContextRISCV64* GetContextRISCV64() const;
// A convenience method to get the instruction pointer out of the
// MDRawContext, since it varies per-CPU architecture.
@ -86,6 +88,8 @@ class DumpContext : public DumpObject {
void SetContextARM(MDRawContextARM* arm);
void SetContextARM64(MDRawContextARM64* arm64);
void SetContextMIPS(MDRawContextMIPS* ctx_mips);
void SetContextRISCV(MDRawContextRISCV* riscv);
void SetContextRISCV64(MDRawContextRISCV64* riscv64);
// Free the CPU-specific context structure.
void FreeContext();
@ -93,17 +97,19 @@ class DumpContext : public DumpObject {
private:
// The CPU-specific context structure.
union {
MDRawContextBase* base;
MDRawContextX86* x86;
MDRawContextPPC* ppc;
MDRawContextPPC64* ppc64;
MDRawContextAMD64* amd64;
MDRawContextBase* base;
MDRawContextX86* x86;
MDRawContextPPC* ppc;
MDRawContextPPC64* ppc64;
MDRawContextAMD64* amd64;
// on Solaris SPARC, sparc is defined as a numeric constant,
// so variables can NOT be named as sparc
MDRawContextSPARC* ctx_sparc;
MDRawContextARM* arm;
MDRawContextARM64* arm64;
MDRawContextMIPS* ctx_mips;
MDRawContextSPARC* ctx_sparc;
MDRawContextARM* arm;
MDRawContextARM64* arm64;
MDRawContextMIPS* ctx_mips;
MDRawContextRISCV* riscv;
MDRawContextRISCV64* riscv64;
} context_;
// Store this separately because of the weirdo AMD64 context

View file

@ -402,6 +402,118 @@ struct StackFrameMIPS : public StackFrame {
int context_validity;
};
struct StackFrameRISCV : public StackFrame {
enum ContextValidity {
CONTEXT_VALID_NONE = 0,
CONTEXT_VALID_PC = 1 << 0,
CONTEXT_VALID_RA = 1 << 1,
CONTEXT_VALID_SP = 1 << 2,
CONTEXT_VALID_GP = 1 << 3,
CONTEXT_VALID_TP = 1 << 4,
CONTEXT_VALID_T0 = 1 << 5,
CONTEXT_VALID_T1 = 1 << 6,
CONTEXT_VALID_T2 = 1 << 7,
CONTEXT_VALID_S0 = 1 << 8,
CONTEXT_VALID_S1 = 1 << 9,
CONTEXT_VALID_A0 = 1 << 10,
CONTEXT_VALID_A1 = 1 << 11,
CONTEXT_VALID_A2 = 1 << 12,
CONTEXT_VALID_A3 = 1 << 13,
CONTEXT_VALID_A4 = 1 << 14,
CONTEXT_VALID_A5 = 1 << 15,
CONTEXT_VALID_A6 = 1 << 16,
CONTEXT_VALID_A7 = 1 << 17,
CONTEXT_VALID_S2 = 1 << 18,
CONTEXT_VALID_S3 = 1 << 19,
CONTEXT_VALID_S4 = 1 << 20,
CONTEXT_VALID_S5 = 1 << 21,
CONTEXT_VALID_S6 = 1 << 22,
CONTEXT_VALID_S7 = 1 << 23,
CONTEXT_VALID_S8 = 1 << 24,
CONTEXT_VALID_S9 = 1 << 25,
CONTEXT_VALID_S10 = 1 << 26,
CONTEXT_VALID_S11 = 1 << 27,
CONTEXT_VALID_T3 = 1 << 28,
CONTEXT_VALID_T4 = 1 << 29,
CONTEXT_VALID_T5 = 1 << 30,
CONTEXT_VALID_T6 = 1 << 31,
CONTEXT_VALID_ALL = ~CONTEXT_VALID_NONE
};
StackFrameRISCV() : context(), context_validity(CONTEXT_VALID_NONE) {}
// Register state. This is only fully valid for the topmost frame in a
// stack. In other frames, which registers are present depends on what
// debugging information were available. Refer to 'context_validity' below.
MDRawContextRISCV context;
// For each register in context whose value has been recovered,
// the corresponding CONTEXT_VALID_ bit in 'context_validity' is set.
//
// context_validity's type should actually be ContextValidity, but
// type int is used instead because the bitwise inclusive or operator
// yields an int when applied to enum values, and C++ doesn't
// silently convert from ints to enums.
int context_validity;
};
struct StackFrameRISCV64 : public StackFrame {
enum ContextValidity {
CONTEXT_VALID_NONE = 0,
CONTEXT_VALID_PC = 1 << 0,
CONTEXT_VALID_RA = 1 << 1,
CONTEXT_VALID_SP = 1 << 2,
CONTEXT_VALID_GP = 1 << 3,
CONTEXT_VALID_TP = 1 << 4,
CONTEXT_VALID_T0 = 1 << 5,
CONTEXT_VALID_T1 = 1 << 6,
CONTEXT_VALID_T2 = 1 << 7,
CONTEXT_VALID_S0 = 1 << 8,
CONTEXT_VALID_S1 = 1 << 9,
CONTEXT_VALID_A0 = 1 << 10,
CONTEXT_VALID_A1 = 1 << 11,
CONTEXT_VALID_A2 = 1 << 12,
CONTEXT_VALID_A3 = 1 << 13,
CONTEXT_VALID_A4 = 1 << 14,
CONTEXT_VALID_A5 = 1 << 15,
CONTEXT_VALID_A6 = 1 << 16,
CONTEXT_VALID_A7 = 1 << 17,
CONTEXT_VALID_S2 = 1 << 18,
CONTEXT_VALID_S3 = 1 << 19,
CONTEXT_VALID_S4 = 1 << 20,
CONTEXT_VALID_S5 = 1 << 21,
CONTEXT_VALID_S6 = 1 << 22,
CONTEXT_VALID_S7 = 1 << 23,
CONTEXT_VALID_S8 = 1 << 24,
CONTEXT_VALID_S9 = 1 << 25,
CONTEXT_VALID_S10 = 1 << 26,
CONTEXT_VALID_S11 = 1 << 27,
CONTEXT_VALID_T3 = 1 << 28,
CONTEXT_VALID_T4 = 1 << 29,
CONTEXT_VALID_T5 = 1 << 30,
CONTEXT_VALID_T6 = 1 << 31,
CONTEXT_VALID_ALL = ~CONTEXT_VALID_NONE
};
StackFrameRISCV64() : context(), context_validity(CONTEXT_VALID_NONE) {}
// Register state. This is only fully valid for the topmost frame in a
// stack. In other frames, which registers are present depends on what
// debugging information were available. Refer to 'context_validity' below.
MDRawContextRISCV64 context;
// For each register in context whose value has been recovered,
// the corresponding CONTEXT_VALID_ bit in 'context_validity' is set.
//
// context_validity's type should actually be ContextValidity, but
// type int is used instead because the bitwise inclusive or operator
// yields an int when applied to enum values, and C++ doesn't
// silently convert from ints to enums.
int context_validity;
};
} // namespace google_breakpad
#endif // GOOGLE_BREAKPAD_PROCESSOR_STACK_FRAME_CPU_H__