[9/10] Remove host_integerp and tree_low_cst

Remove the old functions, which are now unused.

Thanks,
Richard


gcc/
	* tree.h (host_integerp, tree_low_cst): Delete.
	* tree.c (host_integerp, tree_low_cst): Delete.

On Sat, Nov 16, 2013 at 2:12 PM, Richard Sandiford
<rdsandiford@googlemail.com> wrote:
> Remove the old functions, which are now unused.

Ok.

Thanks,
Richard.

> Thanks,
> Richard
>
>
> gcc/
>         * tree.h (host_integerp, tree_low_cst): Delete.
>         * tree.c (host_integerp, tree_low_cst): Delete.
>
> Index: gcc/tree.h
> ===================================================================
> --- gcc/tree.h  2013-11-16 09:35:59.381239766 +0000
> +++ gcc/tree.h  2013-11-16 10:14:00.618868694 +0000
> @@ -3654,11 +3654,6 @@ extern int attribute_list_contained (con
>  extern int tree_int_cst_equal (const_tree, const_tree);
>  extern int tree_int_cst_lt (const_tree, const_tree);
>  extern int tree_int_cst_compare (const_tree, const_tree);
> -extern int host_integerp (const_tree, int)
> -#ifndef ENABLE_TREE_CHECKING
> -  ATTRIBUTE_PURE /* host_integerp is pure only when checking is disabled.  */
> -#endif
> -  ;
>  extern bool tree_fits_shwi_p (const_tree)
>  #ifndef ENABLE_TREE_CHECKING
>    ATTRIBUTE_PURE /* tree_fits_shwi_p is pure only when checking is disabled.  */
> @@ -3669,18 +3664,10 @@ extern bool tree_fits_uhwi_p (const_tree
>    ATTRIBUTE_PURE /* tree_fits_uhwi_p is pure only when checking is disabled.  */
>  #endif
>    ;
> -extern HOST_WIDE_INT tree_low_cst (const_tree, int);
>  extern HOST_WIDE_INT tree_to_shwi (const_tree);
>  extern HOST_WIDE_INT tree_to_uhwi (const_tree);
>  #if !defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 4003)
>  extern inline __attribute__ ((__gnu_inline__)) HOST_WIDE_INT
> -tree_low_cst (const_tree t, int pos)
> -{
> -  gcc_assert (host_integerp (t, pos));
> -  return TREE_INT_CST_LOW (t);
> -}
> -
> -extern inline __attribute__ ((__gnu_inline__)) HOST_WIDE_INT
>  tree_to_shwi (const_tree t)
>  {
>    gcc_assert (tree_fits_shwi_p (t));
> Index: gcc/tree.c
> ===================================================================
> --- gcc/tree.c  2013-11-16 09:59:37.205620348 +0000
> +++ gcc/tree.c  2013-11-16 10:14:00.604868554 +0000
> @@ -6970,26 +6970,6 @@ tree_int_cst_compare (const_tree t1, con
>      return 0;
>  }
>
> -/* Return 1 if T is an INTEGER_CST that can be manipulated efficiently on
> -   the host.  If POS is zero, the value can be represented in a single
> -   HOST_WIDE_INT.  If POS is nonzero, the value must be non-negative and can
> -   be represented in a single unsigned HOST_WIDE_INT.  */
> -
> -int
> -host_integerp (const_tree t, int pos)
> -{
> -  if (t == NULL_TREE)
> -    return 0;
> -
> -  return (TREE_CODE (t) == INTEGER_CST
> -         && ((TREE_INT_CST_HIGH (t) == 0
> -              && (HOST_WIDE_INT) TREE_INT_CST_LOW (t) >= 0)
> -             || (! pos && TREE_INT_CST_HIGH (t) == -1
> -                 && (HOST_WIDE_INT) TREE_INT_CST_LOW (t) < 0
> -                 && !TYPE_UNSIGNED (TREE_TYPE (t)))
> -             || (pos && TREE_INT_CST_HIGH (t) == 0)));
> -}
> -
>  /* Return true if T is an INTEGER_CST whose numerical value (extended
>     according to TYPE_UNSIGNED) fits in a signed HOST_WIDE_INT.  */
>
> @@ -7016,17 +6996,6 @@ tree_fits_uhwi_p (const_tree t)
>           && TREE_INT_CST_HIGH (t) == 0);
>  }
>
> -/* Return the HOST_WIDE_INT least significant bits of T if it is an
> -   INTEGER_CST and there is no overflow.  POS is nonzero if the result must
> -   be non-negative.  We must be able to satisfy the above conditions.  */
> -
> -HOST_WIDE_INT
> -tree_low_cst (const_tree t, int pos)
> -{
> -  gcc_assert (host_integerp (t, pos));
> -  return TREE_INT_CST_LOW (t);
> -}
> -
>  /* T is an INTEGER_CST whose numerical value (extended according to
>     TYPE_UNSIGNED) fits in a signed HOST_WIDE_INT.  Return that
>     HOST_WIDE_INT.  */