2004-11-12 Andrew Pinski <pinskia@physics.uc.edu>

[pf3gnuchains/gcc-fork.git] / gcc / alias.c

diff --git a/gcc/alias.c b/gcc/alias.c
index cc74ee8..dd2f35e 100644 (file)
--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -122,6 +122,7 @@ static int nonlocal_referenced_p (rtx);
 static int nonlocal_set_p_1 (rtx *, void *);
 static int nonlocal_set_p (rtx);
 static void memory_modified_1 (rtx, rtx, void *);
+static void record_alias_subset (HOST_WIDE_INT, HOST_WIDE_INT);
 
 /* Set up all info needed to perform alias analysis on memory references.  */
 
@@ -450,7 +451,7 @@ get_alias_set (tree t)
        }
 
       /* Check for accesses through restrict-qualified pointers.  */
-      if (TREE_CODE (inner) == INDIRECT_REF)
+      if (INDIRECT_REF_P (inner))
        {
          tree decl = find_base_decl (TREE_OPERAND (inner, 0));
 
@@ -482,7 +483,7 @@ get_alias_set (tree t)
                       type, then we would believe that other subsets
                       of the pointed-to type (such as fields of that
                       type) do not conflict with the type pointed to
-                      by the restricted pointer.   */
+                      by the restricted pointer.  */
                    DECL_POINTER_ALIAS_SET (decl)
                      = pointed_to_alias_set;
                  else
@@ -595,7 +596,7 @@ new_alias_set (void)
    It is illegal for SUPERSET to be zero; everything is implicitly a
    subset of alias set zero.  */
 
-void
+static void
 record_alias_subset (HOST_WIDE_INT superset, HOST_WIDE_INT subset)
 {
   alias_set_entry superset_entry;
@@ -1562,7 +1563,7 @@ get_addr (rtx x)
     where SIZE is the size in bytes of the memory reference.  If ADDR
     is not modified by the memory reference then ADDR is returned.  */
 
-rtx
+static rtx
 addr_side_effect_eval (rtx addr, int size, int n_refs)
 {
   int offset = 0;
@@ -2006,7 +2007,7 @@ nonoverlapping_memrefs_p (rtx x, rtx y)
       moffsetx = adjust_offset_for_component_ref (exprx, moffsetx);
       exprx = t;
     }
-  else if (TREE_CODE (exprx) == INDIRECT_REF)
+  else if (INDIRECT_REF_P (exprx))
     {
       exprx = TREE_OPERAND (exprx, 0);
       if (flag_argument_noalias < 2
@@ -2023,7 +2024,7 @@ nonoverlapping_memrefs_p (rtx x, rtx y)
       moffsety = adjust_offset_for_component_ref (expry, moffsety);
       expry = t;
     }
-  else if (TREE_CODE (expry) == INDIRECT_REF)
+  else if (INDIRECT_REF_P (expry))
     {
       expry = TREE_OPERAND (expry, 0);
       if (flag_argument_noalias < 2
@@ -2698,7 +2699,7 @@ memory_modified_1 (rtx x, rtx pat ATTRIBUTE_UNUSED, void *data)
 
 
 /* Return true when INSN possibly modify memory contents of MEM
-   (ie address can be modified).  */
+   (i.e. address can be modified).  */
 bool
 memory_modified_in_insn_p (rtx mem, rtx insn)
 {