cpu_arm64.c File Reference

#include <assert.h>
#include "ntstatus.h"
#include "dbghelp_private.h"
#include "winternl.h"
#include "wine/debug.h"

Include dependency graph for cpu_arm64.c:

Go to the source code of this file.

Macros
#define	NONAMELESSUNION
#define	NONAMELESSSTRUCT
#define	WIN32_NO_STATUS

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (dbghelp)
static BOOL	arm64_get_addr (HANDLE hThread, const CONTEXT *ctx, enum cpu_addr ca, ADDRESS64 *addr)
static BOOL	arm64_stack_walk (struct cpu_stack_walk *csw, STACKFRAME64 *frame, union ctx *ctx)
static unsigned	arm64_map_dwarf_register (unsigned regno, const struct module *module, BOOL eh_frame)
static void *	arm64_fetch_context_reg (union ctx *pctx, unsigned regno, unsigned *size)
static const char *	arm64_fetch_regname (unsigned regno)
static BOOL	arm64_fetch_minidump_thread (struct dump_context *dc, unsigned index, unsigned flags, const CONTEXT *ctx)
static BOOL	arm64_fetch_minidump_module (struct dump_context *dc, unsigned index, unsigned flags)

Variables
DECLSPEC_HIDDEN struct cpu	cpu_arm64

Macro Definition Documentation

NONAMELESSSTRUCT

#define NONAMELESSSTRUCT

Definition at line 25 of file cpu_arm64.c.

NONAMELESSUNION

#define NONAMELESSUNION

Definition at line 24 of file cpu_arm64.c.

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 27 of file cpu_arm64.c.

Function Documentation

arm64_fetch_context_reg()

static void * arm64_fetch_context_reg ( union ctx *  pctx, unsigned  regno, unsigned *  size  )

static

Definition at line 170 of file cpu_arm64.c.

{
#ifdef __aarch64__
    CONTEXT *ctx = pctx;
 
    switch (regno)
    {
    case CV_ARM64_X0 +  0:
    case CV_ARM64_X0 +  1:
    case CV_ARM64_X0 +  2:
    case CV_ARM64_X0 +  3:
    case CV_ARM64_X0 +  4:
    case CV_ARM64_X0 +  5:
    case CV_ARM64_X0 +  6:
    case CV_ARM64_X0 +  7:
    case CV_ARM64_X0 +  8:
    case CV_ARM64_X0 +  9:
    case CV_ARM64_X0 + 10:
    case CV_ARM64_X0 + 11:
    case CV_ARM64_X0 + 12:
    case CV_ARM64_X0 + 13:
    case CV_ARM64_X0 + 14:
    case CV_ARM64_X0 + 15:
    case CV_ARM64_X0 + 16:
    case CV_ARM64_X0 + 17:
    case CV_ARM64_X0 + 18:
    case CV_ARM64_X0 + 19:
    case CV_ARM64_X0 + 20:
    case CV_ARM64_X0 + 21:
    case CV_ARM64_X0 + 22:
    case CV_ARM64_X0 + 23:
    case CV_ARM64_X0 + 24:
    case CV_ARM64_X0 + 25:
    case CV_ARM64_X0 + 26:
    case CV_ARM64_X0 + 27:
    case CV_ARM64_X0 + 28: *size = sizeof(ctx->u.X[0]); return &ctx->u.X[regno - CV_ARM64_X0];
    case CV_ARM64_PSTATE:  *size = sizeof(ctx->Cpsr);   return &ctx->Cpsr;
    case CV_ARM64_FP:      *size = sizeof(ctx->u.s.Fp); return &ctx->u.s.Fp;
    case CV_ARM64_LR:      *size = sizeof(ctx->u.s.Lr); return &ctx->u.s.Lr;
    case CV_ARM64_SP:      *size = sizeof(ctx->Sp);     return &ctx->Sp;
    case CV_ARM64_PC:      *size = sizeof(ctx->Pc);     return &ctx->Pc;
    }
#endif
    FIXME("Unknown register %x\n", regno);
    return NULL;
}

arm64_fetch_minidump_module()

static BOOL arm64_fetch_minidump_module ( struct dump_context *  dc, unsigned  index, unsigned  flags  )

static

Definition at line 275 of file cpu_arm64.c.

{
    /* FIXME: actually, we should probably take care of FPO data, unless it's stored in
     * function table minidump stream
     */
    return FALSE;
}

arm64_fetch_minidump_thread()

static BOOL arm64_fetch_minidump_thread ( struct dump_context *  dc, unsigned  index, unsigned  flags, const CONTEXT *  ctx  )

static

Definition at line 261 of file cpu_arm64.c.

{
    if (ctx->ContextFlags && (flags & ThreadWriteInstructionWindow))
    {
        /* FIXME: crop values across module boundaries, */
#ifdef __aarch64__
        ULONG base = ctx->Pc <= 0x80 ? 0 : ctx->Pc - 0x80;
        minidump_add_memory_block(dc, base, ctx->Pc + 0x80 - base, 0);
#endif
    }
 
    return TRUE;
}

arm64_fetch_regname()

static const char * arm64_fetch_regname ( unsigned  regno )

static

Definition at line 217 of file cpu_arm64.c.

{
    switch (regno)
    {
    case CV_ARM64_PSTATE:  return "cpsr";
    case CV_ARM64_X0 +  0: return "x0";
    case CV_ARM64_X0 +  1: return "x1";
    case CV_ARM64_X0 +  2: return "x2";
    case CV_ARM64_X0 +  3: return "x3";
    case CV_ARM64_X0 +  4: return "x4";
    case CV_ARM64_X0 +  5: return "x5";
    case CV_ARM64_X0 +  6: return "x6";
    case CV_ARM64_X0 +  7: return "x7";
    case CV_ARM64_X0 +  8: return "x8";
    case CV_ARM64_X0 +  9: return "x9";
    case CV_ARM64_X0 + 10: return "x10";
    case CV_ARM64_X0 + 11: return "x11";
    case CV_ARM64_X0 + 12: return "x12";
    case CV_ARM64_X0 + 13: return "x13";
    case CV_ARM64_X0 + 14: return "x14";
    case CV_ARM64_X0 + 15: return "x15";
    case CV_ARM64_X0 + 16: return "x16";
    case CV_ARM64_X0 + 17: return "x17";
    case CV_ARM64_X0 + 18: return "x18";
    case CV_ARM64_X0 + 19: return "x19";
    case CV_ARM64_X0 + 20: return "x20";
    case CV_ARM64_X0 + 21: return "x21";
    case CV_ARM64_X0 + 22: return "x22";
    case CV_ARM64_X0 + 23: return "x23";
    case CV_ARM64_X0 + 24: return "x24";
    case CV_ARM64_X0 + 25: return "x25";
    case CV_ARM64_X0 + 26: return "x26";
    case CV_ARM64_X0 + 27: return "x27";
    case CV_ARM64_X0 + 28: return "x28";
 
    case CV_ARM64_FP:     return "fp";
    case CV_ARM64_LR:     return "lr";
    case CV_ARM64_SP:     return "sp";
    case CV_ARM64_PC:     return "pc";
    }
    FIXME("Unknown register %x\n", regno);
    return NULL;
}

arm64_get_addr()

static BOOL arm64_get_addr ( HANDLE  hThread, const CONTEXT *  ctx, enum cpu_addr  ca, ADDRESS64 *  addr  )

static

Definition at line 34 of file cpu_arm64.c.

{
    addr->Mode    = AddrModeFlat;
    addr->Segment = 0; /* don't need segment */
    switch (ca)
    {
#ifdef __aarch64__
    case cpu_addr_pc:    addr->Offset = ctx->Pc;  return TRUE;
    case cpu_addr_stack: addr->Offset = ctx->Sp;  return TRUE;
    case cpu_addr_frame: addr->Offset = ctx->u.s.Fp; return TRUE;
#endif
    default: addr->Mode = -1;
        return FALSE;
    }
}

arm64_map_dwarf_register()

static unsigned arm64_map_dwarf_register ( unsigned  regno, const struct module *  module, BOOL  eh_frame  )

static

Definition at line 158 of file cpu_arm64.c.

{
    if (regno <= 28) return CV_ARM64_X0 + regno;
    if (regno == 29) return CV_ARM64_FP;
    if (regno == 30) return CV_ARM64_LR;
    if (regno == 31) return CV_ARM64_SP;
    if (regno >= 64 && regno <= 95) return CV_ARM64_Q0 + regno - 64;
 
    FIXME("Don't know how to map register %d\n", regno);
    return CV_ARM64_NOREG;
}

arm64_stack_walk()

static BOOL arm64_stack_walk ( struct cpu_stack_walk *  csw, STACKFRAME64 *  frame, union ctx *  ctx  )

static

Definition at line 151 of file cpu_arm64.c.

{
    return FALSE;
}

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

dbghelp

)

Variable Documentation

cpu_arm64

DECLSPEC_HIDDEN struct cpu cpu_arm64

Initial value:

= {
    IMAGE_FILE_MACHINE_ARM64,
    8,
    CV_ARM64_FP,
    arm64_get_addr,
    arm64_stack_walk,
    NULL,
    arm64_map_dwarf_register,
    arm64_fetch_context_reg,
    arm64_fetch_regname,
    arm64_fetch_minidump_thread,
    arm64_fetch_minidump_module,
}

Definition at line 283 of file cpu_arm64.c.