C++ (Cpp) unw_is_fpregの例

コード例 #1

ファイル: Ginit.c プロジェクト: debian-pkg-android-tools/android-platform-external-libunwind

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

  if (!unw_is_fpreg (reg))
    goto badreg;

  if (!(addr = x86_64_r_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;
}

コード例 #2

ファイル: Ginit.c プロジェクト: debian-pkg-android-tools/android-platform-external-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;
  ucontext_t *uc = ((struct cursor *)arg)->uc;

  if (unw_is_fpreg (reg))
    goto badreg;

  if (!(addr = x86_64_r_uc_addr (uc, reg)))
    goto badreg;

  if (write)
    {
      *(unw_word_t *) addr = *val;
      Debug (12, "%s <- 0x%016lx\n", unw_regname (reg), *val);
    }
  else
    {
      *val = *(unw_word_t *) addr;
      Debug (12, "%s -> 0x%016lx\n", unw_regname (reg), *val);
    }
  return 0;

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

コード例 #3

ファイル: Ginit.c プロジェクト: 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;
}

コード例 #4

ファイル: Ginit.c プロジェクト: 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;
}

コード例 #5

ファイル: Gresume.c プロジェクト: A-And/coreclr

static inline int
establish_machine_state (struct cursor *c)
{
  unw_addr_space_t as = c->dwarf.as;
  void *arg = c->dwarf.as_arg;
  unw_fpreg_t fpval;
  unw_word_t val;
  int reg;

  Debug (8, "copying out cursor state\n");

  for (reg = 0; reg <= UNW_REG_LAST; ++reg)
    {
      Debug (16, "copying %s %d\n", unw_regname (reg), reg);
      if (unw_is_fpreg (reg))
        {
          if (tdep_access_fpreg (c, reg, &fpval, 0) >= 0)
            as->acc.access_fpreg (as, reg, &fpval, 1, arg);
        }
      else
        {
          if (tdep_access_reg (c, reg, &val, 0) >= 0)
            as->acc.access_reg (as, reg, &val, 1, arg);
        }
    }
  return 0;
}