2011-07-19 Richard Guenther <rguenther@suse.de>

	* tree.h (fold_build_pointer_plus_loc): New helper function.
	(fold_build_pointer_plus_hwi_loc): Likewise.
	(fold_build_pointer_plus): Define.
	(fold_build_pointer_plus_hwi): Likewise.

	* builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
	(fold_builtin_memory_op): Likewise.
	(fold_builtin_stpcpy): Likewise.
	(fold_builtin_memchr): Likewise.
	(fold_builtin_strstr): Likewise.
	(fold_builtin_strchr): Likewise.
	(fold_builtin_strrchr): Likewise.
	(fold_builtin_strpbrk): Likewise.
	(fold_builtin_strcat): Likewise.
	(expand_builtin_memory_chk): Likewise.
	(fold_builtin_memory_chk): Likewise.
	* c-typeck.c (build_unary_op): Likewise.
	* cgraphunit.c (thunk_adjust): Likewise.
	* fold-const.c (build_range_check): Likewise.
	(fold_binary_loc): Likewise.
	* omp-low.c (extract_omp_for_data): Likewise.
	(expand_omp_for_generic): Likewise.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	* tree-affine.c (add_elt_to_tree): Likewise.
	* tree-data-ref.c (split_constant_offset_1): Likewise.
	* tree-loop-distribution.c (generate_memset_zero): Likewise.
	* tree-mudflap.c (mf_xform_derefs_1): Likewise.
	* tree-predcom.c (ref_at_iteration): Likewise.
	* tree-ssa-address.c (tree_mem_ref_addr): Likewise.
	(add_to_parts): Likewise.
	(create_mem_ref): Likewise.
	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
	(number_of_iterations_le): Likewise.
	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
	* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
	(vect_create_addr_base_for_vector_ref): Likewise.
	* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
	(vect_create_cond_for_alias_checks): Likewise.
	* tree-vrp.c (extract_range_from_assert): Likewise.

	* config/alpha/alpha.c (alpha_va_start): Likewise.
	(alpha_gimplify_va_arg_1): Likewise.
	* config/i386/i386.c (ix86_va_start): Likewise.
	(ix86_gimplify_va_arg): Likewise.
	* config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
	* config/mep/mep.c (mep_expand_va_start): Likewise.
	(mep_gimplify_va_arg_expr): Likewise.
	* config/mips/mips.c (mips_va_start): Likewise.
	(mips_gimplify_va_arg_expr): Likewise.
	* config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
	* config/rs6000/rs6000.c (rs6000_va_start): Likewise.
	(rs6000_gimplify_va_arg): Likewise.
	* config/s390/s390.c (s390_va_start): Likewise.
	(s390_gimplify_va_arg): Likewise.
	* config/sh/sh.c (sh_va_start): Likewise.
	(sh_gimplify_va_arg_expr): Likewise.
	* config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
	* config/spu/spu.c (spu_va_start): Likewise.
	(spu_gimplify_va_arg_expr): Likewise.
	* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
	Likewise.
	(xstormy16_gimplify_va_arg_expr): Likewise.
	* config/xtensa/xtensa.c (xtensa_va_start): Likewise.
	(xtensa_gimplify_va_arg_expr): Likewise.

	c-family/
	* c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
	* c-omp.c (c_finish_omp_for): Likewise.

	cp/
	* call.c (build_special_member_call): Use fold_build_pointer_plus.
	* class.c (build_base_path): Likewise.
	(convert_to_base_statically): Likewise.
	(dfs_accumulate_vtbl_inits): Likewise.
	* cp-gimplify.c (cxx_omp_clause_apply_fn): Likewise.
	* except.c (expand_start_catch_block): Likewise.
	* init.c (expand_virtual_init): Likewise.
	(build_new_1): Likewise.
	(build_vec_delete_1): Likewise.
	(build_vec_delete): Likewise.
	* rtti.c (build_headof): Likewise.
	(tinfo_base_init): Likewise.
	* typeck.c (get_member_function_from_ptrfunc): Likewise.
	(cp_build_addr_expr_1): Likewise.
	* typeck2.c (build_m_component_ref): Likewise.

	fortran/
	* trans-expr.c (fill_with_spaces): Use fold_build_pointer_plus.
	(gfc_trans_string_copy): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_repeat): Likewise.
	* trans-types.c (gfc_get_array_descr_info): Likewise.
	* trans.c (gfc_build_array_ref): Likewise.

	java/
	* builtins.c (static): Use fold_build_pointer_plus.
	* class.c (make_class_data): Likewise.
	(build_symbol_entry): Likewise.
	* except.c (build_exception_object_ref): Likewise.
	* expr.c (build_java_arrayaccess): Likewise.
	(build_field_ref): Likewise.
	(build_known_method_ref): Likewise.
	(build_invokevirtual): Likewise.

	objc/
	* objc-next-runtime-abi-02.c (objc_v2_build_ivar_ref):
	Use fold_build_pointer_plus.
	(objc2_build_ehtype_initializer): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176461 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 15 deletions

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 79dd1403c91..bed3511236c 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -9131,8 +9131,7 @@ rs6000_va_start (tree valist, rtx nextarg)
   /* Find the overflow area.  */
   t = make_tree (TREE_TYPE (ovf), virtual_incoming_args_rtx);
   if (words != 0)
-    t = build2 (POINTER_PLUS_EXPR, TREE_TYPE (ovf), t,
-	        size_int (words * UNITS_PER_WORD));
+    t = fold_build_pointer_plus_hwi (t, words * UNITS_PER_WORD);
   t = build2 (MODIFY_EXPR, TREE_TYPE (ovf), ovf, t);
   TREE_SIDE_EFFECTS (t) = 1;
   expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@@ -9148,8 +9147,7 @@ rs6000_va_start (tree valist, rtx nextarg)
   /* Find the register save area.  */
   t = make_tree (TREE_TYPE (sav), virtual_stack_vars_rtx);
   if (cfun->machine->varargs_save_offset)
-    t = build2 (POINTER_PLUS_EXPR, TREE_TYPE (sav), t,
-	        size_int (cfun->machine->varargs_save_offset));
+    t = fold_build_pointer_plus_hwi (t, cfun->machine->varargs_save_offset);
   t = build2 (MODIFY_EXPR, TREE_TYPE (sav), sav, t);
   TREE_SIDE_EFFECTS (t) = 1;
   expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@@ -9202,9 +9200,7 @@ rs6000_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p,
 	  /* This updates arg ptr by the amount that would be necessary
 	     to align the zero-sized (but not zero-alignment) item.  */
 	  t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist_tmp,
-		  fold_build2 (POINTER_PLUS_EXPR,
-			       TREE_TYPE (valist),
-			       valist_tmp, size_int (boundary - 1)));
+		      fold_build_pointer_plus_hwi (valist_tmp, boundary - 1));
 	  gimplify_and_add (t, pre_p);
 
 	  t = fold_convert (sizetype, valist_tmp);
@@ -9339,20 +9335,20 @@ rs6000_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p,
 
       t = sav;
       if (sav_ofs)
-	t = build2 (POINTER_PLUS_EXPR, ptr_type_node, sav, size_int (sav_ofs));
+	t = fold_build_pointer_plus_hwi (sav, sav_ofs);
 
       u = build2 (POSTINCREMENT_EXPR, TREE_TYPE (reg), unshare_expr (reg),
 		  build_int_cst (TREE_TYPE (reg), n_reg));
       u = fold_convert (sizetype, u);
       u = build2 (MULT_EXPR, sizetype, u, size_int (sav_scale));
-      t = build2 (POINTER_PLUS_EXPR, ptr_type_node, t, u);
+      t = fold_build_pointer_plus (t, u);
 
       /* _Decimal32 varargs are located in the second word of the 64-bit
 	 FP register for 32-bit binaries.  */
       if (!TARGET_POWERPC64
 	  && TARGET_HARD_FLOAT && TARGET_FPRS
 	  && TYPE_MODE (type) == SDmode)
-	t = build2 (POINTER_PLUS_EXPR, TREE_TYPE (t), t, size_int (size));
+	t = fold_build_pointer_plus_hwi (t, size);
 
       gimplify_assign (addr, t, pre_p);
 
@@ -9375,17 +9371,15 @@ rs6000_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p,
   t = ovf;
   if (align != 1)
     {
-      t = build2 (POINTER_PLUS_EXPR, TREE_TYPE (t), t, size_int (align - 1));
-      t = fold_convert (sizetype, t);
+      t = fold_build_pointer_plus_hwi (t, align - 1);
       t = build2 (BIT_AND_EXPR, TREE_TYPE (t), t,
-		  size_int (-align));
-      t = fold_convert (TREE_TYPE (ovf), t);
+		  build_int_cst (TREE_TYPE (t), -align));
     }
   gimplify_expr (&t, pre_p, NULL, is_gimple_val, fb_rvalue);
 
   gimplify_assign (unshare_expr (addr), t, pre_p);
 
-  t = build2 (POINTER_PLUS_EXPR, TREE_TYPE (t), t, size_int (size));
+  t = fold_build_pointer_plus_hwi (t, size);
   gimplify_assign (unshare_expr (ovf), t, pre_p);
 
   if (lab_over)