[wide-int] Remove INT_CST_LT and INT_CST_LE

Richard Biener rguenther@suse.de
Tue Dec 10 09:49:00 GMT 2013


On Tue, 10 Dec 2013, Richard Sandiford wrote:

> As Richard requested, this patch removes INT_CST_LT in favour of
> tree_int_cst_lt and renames INT_CST_LE in a similar way.  I made
> both of them inline since the idea is that wi::l[te]s_p should already
> do the expensive stuff out-of-line.  I also moved tree_int_cst_cmp in
> the same way for consistency.
> 
> Tested on x86_64-linux-gnu.  OK to install?

Ok with using

+inline bool
+tree_int_cst_lt (const_tree t1, const_tree t2)

(note dropping the 'static')

Thanks,
Richard.

> Thanks,
> Richard
> 
> 
> Index: gcc/ChangeLog.wide-int
> ===================================================================
> --- gcc/ChangeLog.wide-int	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/ChangeLog.wide-int	2013-12-09 20:21:33.072009792 +0000
> @@ -250,7 +250,7 @@
>  	tree_int_cst_min_precision and real_from_integer.
>  	(fold_negate_const): Use wide-int interfaces.
>  	(fold_abs_const): Likewise.
> -	(fold_relational_const): Remove dead INT_CST_LT_UNSIGNED.
> +	(fold_relational_const): Use tree_int_cst_lt.
>  	(round_up_loc): Use wide-int interfaces.
>  	* genemit.c
>  	(gen_exp): Add CONST_WIDE_INT case.
> @@ -487,7 +487,7 @@
>  	* targhooks.h (can_use_doloop_if_innermost): Take widest_ints rather
>  	than double_ints.
>  	* targhooks.c
> -	(default_cxx_get_cookie_size): Uses INT_CST_LT rather than
> +	(default_cxx_get_cookie_size): Use tree_int_cst_lt rather than
>  	INT_CST_LT_UNSIGNED.
>  	(can_use_doloop_if_innermost): Take widest_ints rather than
>  	double_ints.
> @@ -562,9 +562,9 @@
>  	(build_type_attribute_qual_variant): Use wide_int interfaces.
>  	(type_hash_eq): Likewise
>  	(tree_int_cst_equal): Likewise.
> -	(tree_int_cst_lt): Likewise.
> +	(tree_int_cst_lt): Delete.
>  	(tree_int_cst_compare): Likewise.
> -	(tree_fits_shwi_p): Likewise.
> +	(tree_fits_shwi_p): Use wide_int interfaces.
>  	(tree_fits_uhwi_p): Likewise.
>  	(tree_int_cst_sign_bit): Likewise.
>  	(tree_int_cst_sgn): Likewise.
> @@ -572,8 +572,9 @@
>  	(simple_cst_equal): Use wide_int interfaces.
>  	(compare_tree_int): Likewise.
>  	(iterative_hash_expr): Likewise.
> -	(int_fits_type_p): Likewise.
> -	(get_type_static_bounds): Likewise.
> +	(int_fits_type_p): Likewise.  Use tree_int_cst_lt rather than
> +	INT_CST_LT.
> +	(get_type_static_bounds): Use wide_int interfaces.
>  	(tree_int_cst_elt_check_failed): New.
>  	(build_common_tree_nodes): Reordered to set prec before filling in
>  	value.
> @@ -619,8 +620,7 @@
>  	(TREE_INT_CST_EXT_NUNITS): Likewise.
>  	(TREE_INT_CST_OFFSET_NUNITS): Likewise.
>  	(TREE_INT_CST_ELT): Likewise.
> -	(INT_CST_LT): Use wide-int interfaces.
> -	(INT_CST_LE): New.
> +	(INT_CST_LT): Delete.
>  	(tree_int_cst_elt_check): New (two forms).
>  	(type_code_size): Update comment.
>  	(make_int_cst_stat, make_int_cst): New.
> @@ -629,6 +629,8 @@
>  	(force_fit_type_double): Delete.
>  	(build_int_cstu): Replace with out-of-line function.
>  	(build_int_cst_wide): Delete.
> +	(tree_int_cst_lt): Define inline.
> +	(tree_int_cst_le): New.
>  	(tree_int_cst_min_precision): Take a signop rather than a bool.
>  	(wi::int_traits <const_tree>): New.
>  	(wi::int_traits <tree>): New.
> @@ -801,7 +803,8 @@
>  	* tree-ssa-structalias.c
>  	(get_constraint_for_ptr_offset): Use wide-int interfaces.
>  	* tree-ssa-uninit.c
> -	(is_value_included_in): Use wide-int interfaces.
> +	(is_value_included_in): Use wide-int interfaces, tree_int_cst_lt
> +	and tree_int_cst_le.
>  	* tree-streamer-in.c
>  	(unpack_ts_base_value_fields): Use wide-int interfaces.
>  	(streamer_alloc_tree): Likewise.
> @@ -827,8 +830,8 @@
>  	* tree-vect-patterns.c
>  	(vect_recog_divmod_pattern): Use wide-int interfaces.
>  	* tree-vrp.c: Include wide-int.h.
> -	(operand_less_p): Use wide-int interfaces.
> -	(extract_range_from_assert): Likewise.
> +	(operand_less_p): Use wide-int interfaces and tree_int_cst_lt.
> +	(extract_range_from_assert): Use wide-int interfaces.
>  	(vrp_int_const_binop): Likewise.
>  	(zero_nonzero_bits_from_vr): Take wide_int pointers rather than
>  	double_int pointers.
> @@ -900,8 +903,8 @@ c-family:
>  	(ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Remove.
>  	(dump_generic_ada_node): Use wide-int interfaces.
>  	* c-common.c: Include wide-int-print.h.
> -	(shorten_compare): Use wide-int interfaces.
> -	(pointer_int_sum): Likewise.
> +	(shorten_compare): Use wide-int interfaces and tree_int_cst_lt.
> +	(pointer_int_sum): Use wide-int interfaces.
>  	(c_common_nodes_and_builtins): Use make_int_cst.
>  	(match_case_to_enum_1): Use tree_fits_uhwi_p and tree_fits_shwi_p.
>  	(handle_alloc_size_attribute): Use wide-int interfaces.
> @@ -917,21 +920,24 @@ c-family:
>  	* c-pretty-print.c: Include wide-int.h.
>  	(pp_c_integer_constant): Use wide-int interfaces.
>  	* cilk.c
> -	(declare_one_free_variable): Use INT_CST_LT instead of
> +	(declare_one_free_variable): Use tree_int_cst_lt instead of
>  	INT_CST_LT_UNSIGNED.
>  
>  
>  cp:
>  	* call.c: Include wide-int.h.
> -	(type_passed_as): Use INT_CST_LT instead of INT_CST_LT_UNSIGNED.
> +	(type_passed_as): Use tree_int_cst_lt instead of INT_CST_LT_UNSIGNED.
>  	(convert_for_arg_passing): Likewise.
>  	* class.c: Include wide-int.h.
> -	(end_of_class): Use INT_CST_LT instead of INT_CST_LT_UNSIGNED.
> +	(walk_subobject_offsets): Use tree_int_cst_lt instead of INT_CST_LT.
> +	(end_of_class): Use tree_int_cst_lt instead of INT_CST_LT_UNSIGNED.
>  	(include_empty_classes): Likewise
> +	(layout_class_type): Use tree_int_cst_lt instead of INT_CST_LT.
>  	* cvt.c: Include wide-int.h.
>  	(ignore_overflows): Use wide_int_to_tree.
>  	* decl.c: Include wide-int.h.
>  	(check_array_designated_initializer): Use wide-int interfaces.
> +	(compute_array_index_type): Use tree_int_cst_lt instead of INT_CST_LT.
>  	(finish_enum_value_list): Use signop.
>  	(build_enumerator): Use wide-int interfaces.
>  	* init.c: Include wide-int.h.
> @@ -982,7 +988,7 @@ java:
>  	* expr.c: Include wide-int.h.
>  	(build_newarray): Remove bogus "== INTEGER_CST".
>  	(expand_java_pushc): Use real_from_integer.
> -	(build_field_ref): Use INT_CST_LT instead of INT_CST_LT_UNSIGNED.
> +	(build_field_ref): Use tree_int_cst_lt instead of INT_CST_LT_UNSIGNED.
>  	* jcf-parse.c: Include wide-int.h.
>  	(get_constant): Use wide-int interfaces.
>  
> Index: gcc/c-family/c-common.c
> ===================================================================
> --- gcc/c-family/c-common.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/c-family/c-common.c	2013-12-09 20:21:33.074009806 +0000
> @@ -4123,10 +4123,10 @@ shorten_compare (tree *op0_ptr, tree *op
>  	  maxval = convert (*restype_ptr, maxval);
>  	}
>  
> -      min_gt = INT_CST_LT (primop1, minval);
> -      max_gt = INT_CST_LT (primop1, maxval);
> -      min_lt = INT_CST_LT (minval, primop1);
> -      max_lt = INT_CST_LT (maxval, primop1);
> +      min_gt = tree_int_cst_lt (primop1, minval);
> +      max_gt = tree_int_cst_lt (primop1, maxval);
> +      min_lt = tree_int_cst_lt (minval, primop1);
> +      max_lt = tree_int_cst_lt (maxval, primop1);
>  
>        val = 0;
>        /* This used to be a switch, but Genix compiler can't handle that.  */
> Index: gcc/c-family/cilk.c
> ===================================================================
> --- gcc/c-family/cilk.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/c-family/cilk.c	2013-12-09 20:21:33.074009806 +0000
> @@ -666,7 +666,7 @@ declare_one_free_variable (const void *v
>  
>    /* Maybe promote to int.  */
>    if (INTEGRAL_TYPE_P (var_type) && COMPLETE_TYPE_P (var_type)
> -      && INT_CST_LT (TYPE_SIZE (var_type), TYPE_SIZE (integer_type_node)))
> +      && tree_int_cst_lt (TYPE_SIZE (var_type), TYPE_SIZE (integer_type_node)))
>      arg_type = integer_type_node;
>    else
>      arg_type = var_type;
> Index: gcc/cp/call.c
> ===================================================================
> --- gcc/cp/call.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/cp/call.c	2013-12-09 20:21:33.075009814 +0000
> @@ -6496,7 +6496,7 @@ type_passed_as (tree type)
>    else if (targetm.calls.promote_prototypes (type)
>  	   && INTEGRAL_TYPE_P (type)
>  	   && COMPLETE_TYPE_P (type)
> -	   && INT_CST_LT (TYPE_SIZE (type), TYPE_SIZE (integer_type_node)))
> +	   && tree_int_cst_lt (TYPE_SIZE (type), TYPE_SIZE (integer_type_node)))
>      type = integer_type_node;
>  
>    return type;
> @@ -6536,7 +6536,7 @@ convert_for_arg_passing (tree type, tree
>    else if (targetm.calls.promote_prototypes (type)
>  	   && INTEGRAL_TYPE_P (type)
>  	   && COMPLETE_TYPE_P (type)
> -	   && INT_CST_LT (TYPE_SIZE (type), TYPE_SIZE (integer_type_node)))
> +	   && tree_int_cst_lt (TYPE_SIZE (type), TYPE_SIZE (integer_type_node)))
>      val = cp_perform_integral_promotions (val, complain);
>    if ((complain & tf_warning)
>        && warn_suggest_attribute_format)
> Index: gcc/cp/class.c
> ===================================================================
> --- gcc/cp/class.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/cp/class.c	2013-12-09 20:21:33.077009829 +0000
> @@ -3742,7 +3742,7 @@ walk_subobject_offsets (tree type,
>  
>    /* If this OFFSET is bigger than the MAX_OFFSET, then we should
>       stop.  */
> -  if (max_offset && INT_CST_LT (max_offset, offset))
> +  if (max_offset && tree_int_cst_lt (max_offset, offset))
>      return 0;
>  
>    if (type == error_mark_node)
> @@ -3899,8 +3899,8 @@ walk_subobject_offsets (tree type,
>        for (index = size_zero_node;
>  	   /* G++ 3.2 had an off-by-one error here.  */
>  	   (abi_version_at_least (2)
> -	    ? !INT_CST_LT (TYPE_MAX_VALUE (domain), index)
> -	    : INT_CST_LT (index, TYPE_MAX_VALUE (domain)));
> +	    ? !tree_int_cst_lt (TYPE_MAX_VALUE (domain), index)
> +	    : tree_int_cst_lt (index, TYPE_MAX_VALUE (domain)));
>  	   index = size_binop (PLUS_EXPR, index, size_one_node))
>  	{
>  	  r = walk_subobject_offsets (TREE_TYPE (type),
> @@ -3916,7 +3916,7 @@ walk_subobject_offsets (tree type,
>  	  /* If this new OFFSET is bigger than the MAX_OFFSET, then
>  	     there's no point in iterating through the remaining
>  	     elements of the array.  */
> -	  if (max_offset && INT_CST_LT (max_offset, offset))
> +	  if (max_offset && tree_int_cst_lt (max_offset, offset))
>  	    break;
>  	}
>      }
> @@ -5830,7 +5830,7 @@ end_of_class (tree t, int include_virtua
>  	continue;
>  
>        offset = end_of_base (base_binfo);
> -      if (INT_CST_LT (result, offset))
> +      if (tree_int_cst_lt (result, offset))
>  	result = offset;
>      }
>  
> @@ -5840,7 +5840,7 @@ end_of_class (tree t, int include_virtua
>  	 vec_safe_iterate (vbases, i, &base_binfo); i++)
>        {
>  	offset = end_of_base (base_binfo);
> -	if (INT_CST_LT (result, offset))
> +	if (tree_int_cst_lt (result, offset))
>  	  result = offset;
>        }
>  
> @@ -5920,7 +5920,7 @@ include_empty_classes (record_layout_inf
>  		      CLASSTYPE_AS_BASE (rli->t) != NULL_TREE);
>    rli_size = rli_size_unit_so_far (rli);
>    if (TREE_CODE (rli_size) == INTEGER_CST
> -      && INT_CST_LT (rli_size, eoc))
> +      && tree_int_cst_lt (rli_size, eoc))
>      {
>        if (!abi_version_at_least (2))
>  	/* In version 1 of the ABI, the size of a class that ends with
> @@ -6036,7 +6036,7 @@ layout_class_type (tree t, tree *virtual
>  	 type, then there are some special rules for allocating
>  	 it.  */
>        if (DECL_C_BIT_FIELD (field)
> -	  && INT_CST_LT (TYPE_SIZE (type), DECL_SIZE (field)))
> +	  && tree_int_cst_lt (TYPE_SIZE (type), DECL_SIZE (field)))
>  	{
>  	  unsigned int itk;
>  	  tree integer_type;
> @@ -6047,10 +6047,10 @@ layout_class_type (tree t, tree *virtual
>  	     bits as additional padding.  */
>  	  for (itk = itk_char; itk != itk_none; ++itk)
>  	    if (integer_types[itk] != NULL_TREE
> -		&& (INT_CST_LT (size_int (MAX_FIXED_MODE_SIZE),
> -				TYPE_SIZE (integer_types[itk]))
> -		    || INT_CST_LT (DECL_SIZE (field),
> -				   TYPE_SIZE (integer_types[itk]))))
> +		&& (tree_int_cst_lt (size_int (MAX_FIXED_MODE_SIZE),
> +				     TYPE_SIZE (integer_types[itk]))
> +		    || tree_int_cst_lt (DECL_SIZE (field),
> +					TYPE_SIZE (integer_types[itk]))))
>  	      break;
>  
>  	  /* ITK now indicates a type that is too large for the
> @@ -6066,7 +6066,7 @@ layout_class_type (tree t, tree *virtual
>  	     3.2 always created a padding field, even if it had zero
>  	     width.  */
>  	  if (!abi_version_at_least (2)
> -	      || INT_CST_LT (TYPE_SIZE (integer_type), DECL_SIZE (field)))
> +	      || tree_int_cst_lt (TYPE_SIZE (integer_type), DECL_SIZE (field)))
>  	    {
>  	      if (abi_version_at_least (2) && TREE_CODE (t) == UNION_TYPE)
>  		/* In a union, the padding field must have the full width
> Index: gcc/cp/decl.c
> ===================================================================
> --- gcc/cp/decl.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/cp/decl.c	2013-12-09 20:21:33.079009844 +0000
> @@ -8316,7 +8316,7 @@ compute_array_index_type (tree name, tre
>        constant_expression_error (size);
>  
>        /* An array must have a positive number of elements.  */
> -      if (INT_CST_LT (size, integer_zero_node))
> +      if (tree_int_cst_lt (size, integer_zero_node))
>  	{
>  	  if (!(complain & tf_error))
>  	    return error_mark_node;
> Index: gcc/fold-const.c
> ===================================================================
> --- gcc/fold-const.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/fold-const.c	2013-12-09 20:21:33.081009859 +0000
> @@ -16409,7 +16409,7 @@ fold_relational_const (enum tree_code co
>        if (code == EQ_EXPR)
>  	result = tree_int_cst_equal (op0, op1);
>        else
> -	result = INT_CST_LT (op0, op1);
> +	result = tree_int_cst_lt (op0, op1);
>      }
>    else
>      return NULL_TREE;
> Index: gcc/java/expr.c
> ===================================================================
> --- gcc/java/expr.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/java/expr.c	2013-12-09 20:21:33.082009866 +0000
> @@ -1718,7 +1718,7 @@ build_field_ref (tree self_value, tree s
>  	  tree field_offset = byte_position (field_decl);
>  	  if (! page_size)
>  	    page_size = size_int (4096); 	      
> -	  check = ! INT_CST_LT (field_offset, page_size);
> +	  check = !tree_int_cst_lt (field_offset, page_size);
>  	}
>  
>        if (base_type != TREE_TYPE (self_value))
> Index: gcc/targhooks.c
> ===================================================================
> --- gcc/targhooks.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/targhooks.c	2013-12-09 20:21:33.082009866 +0000
> @@ -290,7 +290,7 @@ default_cxx_get_cookie_size (tree type)
>  
>    sizetype_size = size_in_bytes (sizetype);
>    type_align = size_int (TYPE_ALIGN_UNIT (type));
> -  if (INT_CST_LT (type_align, sizetype_size))
> +  if (tree_int_cst_lt (type_align, sizetype_size))
>      cookie_size = sizetype_size;
>    else
>      cookie_size = type_align;
> Index: gcc/tree-ssa-uninit.c
> ===================================================================
> --- gcc/tree-ssa-uninit.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/tree-ssa-uninit.c	2013-12-09 20:21:33.083009874 +0000
> @@ -857,11 +857,11 @@ is_value_included_in (tree val, tree bou
>        if (cmpc == EQ_EXPR)
>          result = tree_int_cst_equal (val, boundary);
>        else if (cmpc == LT_EXPR)
> -        result = INT_CST_LT (val, boundary);
> +        result = tree_int_cst_lt (val, boundary);
>        else
>          {
>            gcc_assert (cmpc == LE_EXPR);
> -          result = INT_CST_LE (val, boundary);
> +          result = tree_int_cst_le (val, boundary);
>          }
>      }
>    else
> @@ -869,12 +869,12 @@ is_value_included_in (tree val, tree bou
>        if (cmpc == EQ_EXPR)
>          result = tree_int_cst_equal (val, boundary);
>        else if (cmpc == LT_EXPR)
> -        result = INT_CST_LT (val, boundary);
> +        result = tree_int_cst_lt (val, boundary);
>        else
>          {
>            gcc_assert (cmpc == LE_EXPR);
>            result = (tree_int_cst_equal (val, boundary)
> -                    || INT_CST_LT (val, boundary));
> +                    || tree_int_cst_lt (val, boundary));
>          }
>      }
>  
> Index: gcc/tree-vrp.c
> ===================================================================
> --- gcc/tree-vrp.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/tree-vrp.c	2013-12-09 20:21:33.084009881 +0000
> @@ -1151,7 +1151,7 @@ operand_less_p (tree val, tree val2)
>  {
>    /* LT is folded faster than GE and others.  Inline the common case.  */
>    if (TREE_CODE (val) == INTEGER_CST && TREE_CODE (val2) == INTEGER_CST)
> -    return INT_CST_LT (val, val2);
> +    return tree_int_cst_lt (val, val2);
>    else
>      {
>        tree tcmp;
> Index: gcc/tree.c
> ===================================================================
> --- gcc/tree.c	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/tree.c	2013-12-09 20:21:33.085009889 +0000
> @@ -6951,23 +6951,6 @@ tree_int_cst_equal (const_tree t1, const
>    return 0;
>  }
>  
> -/* Nonzero if integer constants T1 and T2 represent values that satisfy <.
> -   The precise way of comparison depends on their data type.  */
> -
> -int
> -tree_int_cst_lt (const_tree t1, const_tree t2)
> -{
> -  return INT_CST_LT (t1, t2);
> -}
> -
> -/* Returns -1 if T1 < T2, 0 if T1 == T2, and 1 if T1 > T2.  */
> -
> -int
> -tree_int_cst_compare (const_tree t1, const_tree t2)
> -{
> -  return wi::cmps (wi::to_widest (t1), wi::to_widest (t2));
> -}
> -
>  /* Return true if T is an INTEGER_CST whose numerical value (extended
>     according to TYPE_UNSIGNED) fits in a signed HOST_WIDE_INT.  */
>  
> @@ -8557,7 +8540,7 @@ int_fits_type_p (const_tree c, const_tre
>    /* Check if c >= type_low_bound.  */
>    if (type_low_bound && TREE_CODE (type_low_bound) == INTEGER_CST)
>      {
> -      if (INT_CST_LT (c, type_low_bound))
> +      if (tree_int_cst_lt (c, type_low_bound))
>  	return false;
>        ok_for_low_bound = true;
>      }
> @@ -8567,7 +8550,7 @@ int_fits_type_p (const_tree c, const_tre
>    /* Check if c <= type_high_bound.  */
>    if (type_high_bound && TREE_CODE (type_high_bound) == INTEGER_CST)
>      {
> -      if (INT_CST_LT (type_high_bound, c))
> +      if (tree_int_cst_lt (type_high_bound, c))
>  	return false;
>        ok_for_high_bound = true;
>      }
> Index: gcc/tree.h
> ===================================================================
> --- gcc/tree.h	2013-12-09 20:08:46.560192095 +0000
> +++ gcc/tree.h	2013-12-09 20:27:59.647887423 +0000
> @@ -895,9 +895,6 @@ #define TREE_INT_CST_ELT(NODE, I) TREE_I
>  #define TREE_INT_CST_LOW(NODE) \
>    ((unsigned HOST_WIDE_INT) TREE_INT_CST_ELT (NODE, 0))
>  
> -#define INT_CST_LT(A, B) (wi::lts_p (wi::to_widest (A), wi::to_widest (B)))
> -#define INT_CST_LE(A, B) (wi::les_p (wi::to_widest (A), wi::to_widest (B)))
> -
>  #define TREE_REAL_CST_PTR(NODE) (REAL_CST_CHECK (NODE)->real_cst.real_cst_ptr)
>  #define TREE_REAL_CST(NODE) (*TREE_REAL_CST_PTR (NODE))
>  
> @@ -3642,8 +3639,7 @@ extern tree chain_index (int, tree);
>  extern int attribute_list_equal (const_tree, const_tree);
>  extern int attribute_list_contained (const_tree, const_tree);
>  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 bool tree_fits_shwi_p (const_tree)
>  #ifndef ENABLE_TREE_CHECKING
>    ATTRIBUTE_PURE /* tree_fits_shwi_p is pure only when checking is disabled.  */
> @@ -4654,6 +4650,34 @@ wi::max_value (const_tree type)
>    return max_value (TYPE_PRECISION (type), TYPE_SIGN (type));
>  }
>  
> +/* Return true if INTEGER_CST T1 is less than INTEGER_CST T2,
> +   extending both according to their respective TYPE_SIGNs.  */
> +
> +static inline bool
> +tree_int_cst_lt (const_tree t1, const_tree t2)
> +{
> +  return wi::lts_p (wi::to_widest (t1), wi::to_widest (t2));
> +}
> +
> +/* Return true if INTEGER_CST T1 is less than or equal to INTEGER_CST T2,
> +   extending both according to their respective TYPE_SIGNs.  */
> +
> +static inline bool
> +tree_int_cst_le (const_tree t1, const_tree t2)
> +{
> +  return wi::les_p (wi::to_widest (t1), wi::to_widest (t2));
> +}
> +
> +/* Returns -1 if T1 < T2, 0 if T1 == T2, and 1 if T1 > T2.  T1 and T2
> +   are both INTEGER_CSTs and their values are extended according to their
> +   respective TYPE_SIGNs.  */
> +
> +static inline int
> +tree_int_cst_compare (const_tree t1, const_tree t2)
> +{
> +  return wi::cmps (wi::to_widest (t1), wi::to_widest (t2));
> +}
> +
>  /* FIXME - These declarations belong in builtins.h, expr.h and emit-rtl.h,
>     but none of these files are allowed to be included from front ends.
>     They should be split in two. One suitable for the FEs, the other suitable
> 
> 

-- 
Richard Biener <rguenther@suse.de>
SUSE / SUSE Labs
SUSE LINUX Products GmbH - Nuernberg - AG Nuernberg - HRB 16746
GF: Jeff Hawn, Jennifer Guild, Felix Imend"orffer



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