C++ (Cpp) uc_addr示例

示例#1

文件： Ginit.c 项目： AmirAbrams/haiku

static int
access_fpreg (unw_addr_space_t as, unw_regnum_t reg, unw_fpreg_t *val,
              int write, void *arg)
{
  ucontext_t *uc = arg;
  unw_fpreg_t *addr;

  if ((unsigned) (reg - UNW_HPPA_FR) > 32)
    goto badreg;

  addr = uc_addr (uc, reg);
  if (!addr)
    goto badreg;

  if (write)
    {
      Debug (12, "%s <- %08x.%08x\n",
             unw_regname (reg), val->raw.bits[1], val->raw.bits[0]);
      *(unw_fpreg_t *) addr = *val;
    }
  else
    {
      *val = *(unw_fpreg_t *) addr;
      Debug (12, "%s -> %08x.%08x\n",
             unw_regname (reg), val->raw.bits[1], val->raw.bits[0]);
    }
  return 0;

 badreg:
  Debug (1, "bad register number %u\n", reg);
  /* attempt to access a non-preserved register */
  return -UNW_EBADREG;
}

示例#2

文件： Ginit.c 项目： bminor/libunwind

static int
access_fpreg (unw_addr_space_t as, unw_regnum_t reg, unw_fpreg_t *val,
              int write, void *arg)
{
  unw_tdep_context_t *uc = arg;
  unw_fpreg_t *addr;

  if (!unw_is_fpreg (reg))
    goto badreg;

  if (!(addr = uc_addr (uc, reg)))
    goto badreg;

  if (write)
    {
      Debug (12, "%s <- %08lx.%08lx.%08lx\n", unw_regname (reg),
             ((long *)val)[0], ((long *)val)[1], ((long *)val)[2]);
      *(unw_fpreg_t *) addr = *val;
    }
  else
    {
      *val = *(unw_fpreg_t *) addr;
      Debug (12, "%s -> %08lx.%08lx.%08lx\n", unw_regname (reg),
             ((long *)val)[0], ((long *)val)[1], ((long *)val)[2]);
    }
  return 0;

 badreg:
  Debug (1, "bad register number %u\n", reg);
  /* attempt to access a non-preserved register */
  return -UNW_EBADREG;
}

示例#3

文件： Ginit.c 项目： AmirAbrams/haiku

static int
access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val, int write,
            void *arg)
{
  unw_word_t *addr;
  ucontext_t *uc = arg;

  if ((unsigned int) (reg - UNW_HPPA_FR) < 32)
    goto badreg;

  addr = uc_addr (uc, reg);
  if (!addr)
    goto badreg;

  if (write)
    {
      *(unw_word_t *) addr = *val;
      Debug (12, "%s <- %x\n", unw_regname (reg), *val);
    }
  else
    {
      *val = *(unw_word_t *) addr;
      Debug (12, "%s -> %x\n", unw_regname (reg), *val);
    }
  return 0;

 badreg:
  Debug (1, "bad register number %u\n", reg);
  return -UNW_EBADREG;
}

示例#4

文件： Ginit.c 项目： bminor/libunwind

static int
access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val, int write,
            void *arg)
{
  unw_word_t *addr;
  unw_tdep_context_t *uc = arg;

  if (unw_is_fpreg (reg))
    goto badreg;

  if (!(addr = uc_addr (uc, reg)))
    goto badreg;

  if (write)
    {
      *(unw_word_t *) addr = *val;
      Debug (12, "%s <- %lx\n", unw_regname (reg), *val);
    }
  else
    {
      *val = *(unw_word_t *) addr;
      Debug (12, "%s -> %lx\n", unw_regname (reg), *val);
    }
  return 0;

 badreg:
  Debug (1, "bad register number %u\n", reg);
  return -UNW_EBADREG;
}

示例#5

文件： Ginit.c 项目： AmirAbrams/haiku

static int
access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val, int write,
            void *arg)
{
  unw_word_t *addr;
  ucontext_t *uc = arg;

  if (unw_is_fpreg (reg))
    goto badreg;

  Debug (16, "reg = %s\n", unw_regname (reg));
  if (!(addr = uc_addr (uc, reg)))
    goto badreg;

  if (write)
    {
      *(unw_word_t *) (intptr_t) addr = (mips_reg_t) *val;
      Debug (12, "%s <- %llx\n", unw_regname (reg), (long long) *val);
    }
  else
    {
      *val = (mips_reg_t) *(unw_word_t *) (intptr_t) addr;
      Debug (12, "%s -> %llx\n", unw_regname (reg), (long long) *val);
    }
  return 0;

 badreg:
  Debug (1, "bad register number %u\n", reg);
  return -UNW_EBADREG;
}

示例#6

文件： Ginit.c 项目： Daft-Freak/vogl

static int
access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val,
	    int write, void *arg)
{
  unw_word_t *addr;
  ucontext_t *uc = arg;

  if (UNW_PPC64_F0 <= reg && reg <= UNW_PPC64_F31)
    goto badreg;
  if (UNW_PPC64_V0 <= reg && reg <= UNW_PPC64_V31)
    goto badreg;

  addr = uc_addr (uc, reg);
  if (!addr)
    goto badreg;

  if (write)
    {
      *(unw_word_t *) addr = *val;
      Debug (12, "%s <- %lx\n", unw_regname (reg), *val);
    }
  else
    {
      *val = *(unw_word_t *) addr;
      Debug (12, "%s -> %lx\n", unw_regname (reg), *val);
    }
  return 0;

badreg:
  Debug (1, "bad register number %u\n", reg);
  return -UNW_EBADREG;
}

示例#7

文件： Ginit.c 项目： AmirAbrams/haiku

HIDDEN void *
tdep_uc_addr (ucontext_t *uc, int reg)
{
  char *addr = uc_addr (uc, reg);

  if (reg >= UNW_MIPS_R0 && reg <= UNW_MIPS_R31
      && tdep_big_endian (unw_local_addr_space)
      && unw_local_addr_space->abi == UNW_MIPS_ABI_O32)
    addr += 4;

  return addr;
}

示例#8

文件： Ginit.c 项目： AmirAbrams/haiku

void *
_Uhppa_uc_addr (ucontext_t *uc, int reg)
{
  return uc_addr (uc, reg);
}

示例#9

文件： Ginit.c 项目： bminor/libunwind

HIDDEN void *
tdep_uc_addr (unw_tdep_context_t *uc, int reg)
{
  return uc_addr (uc, reg);
}