From: Jim Wilson <wilson@gcc.gnu.org>
Date: Mon, 27 Apr 1992 16:55:54 +0000 (-0700)
Subject: *** empty log message ***
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bf1c694003abf85a066233c698e037b9e9c78953;p=platform%2Fupstream%2Fgcc.git

*** empty log message ***

From-SVN: r841
---

diff --git a/gcc/flow.c b/gcc/flow.c
index 1ee55c1..b5a07fa 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -519,7 +519,8 @@ find_basic_blocks (f, nonlocal_label_list)
 	if (GET_CODE (insn) == JUMP_INSN
 	    && GET_CODE (PATTERN (insn)) == SET
 	    && SET_DEST (PATTERN (insn)) == pc_rtx
-	    && GET_CODE (SET_SRC (PATTERN (insn))) == REG)
+	    && (GET_CODE (SET_SRC (PATTERN (insn))) == REG
+		|| GET_CODE (SET_SRC (PATTERN (insn))) == MEM))
 	  {
 	    rtx x;
 	    for (x = label_value_list; x; x = XEXP (x, 1))
diff --git a/gcc/print-tree.c b/gcc/print-tree.c
index 9001373..74a6026 100644
--- a/gcc/print-tree.c
+++ b/gcc/print-tree.c
@@ -467,6 +467,7 @@ print_node (file, prefix, node, indent)
 	case BIND_EXPR:
 	  print_node (file, "vars", TREE_OPERAND (node, 0), indent + 4);
 	  print_node (file, "body", TREE_OPERAND (node, 1), indent + 4);
+	  print_node (file, "block", TREE_OPERAND (node, 2), indent + 4);
 	  return;
 	}
 
diff --git a/gcc/unroll.c b/gcc/unroll.c
index 92886fe..f4719e3 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -2435,25 +2435,21 @@ find_splittable_givs (bl, unroll_type, loop_start, loop_end, increment,
 
       if (v->new_reg)
 	{
-	  /* If the giv is an address destination, it could be something other
-	     than a simple register, these have to be treated differently.  */
-	  if (v->giv_type == DEST_REG)
-	    splittable_regs[REGNO (v->new_reg)] = value;
-
-	  /* If an addr giv was combined with another addr giv, then we
-	     can only split this giv if the addr giv it was combined with
-	     was reduced.  This is because the value of v->new_reg is
-	     meaningless in this case.  (There is no problem if it was
-	     combined with a dest_reg giv which wasn't reduced, v->new_reg
-	     is still meaningful in this case.)  */
-
-	  else if (v->same && v->same->giv_type == DEST_ADDR
-		  && ! v->same->new_reg) 
+	  /* If a giv was combined with another giv, then we can only split
+	     this giv if the giv it was combined with was reduced.  This
+	     is because the value of v->new_reg is meaningless in this
+	     case.  */
+	  if (v->same && ! v->same->new_reg)
 	    {
 	      if (loop_dump_stream)
 		fprintf (loop_dump_stream,
-			 "DEST_ADDR giv not split, because combined with unreduced DEST_ADDR giv.\n");
+			 "giv combined with unreduced giv not split.\n");
+	      continue;
 	    }
+	  /* If the giv is an address destination, it could be something other
+	     than a simple register, these have to be treated differently.  */
+	  else if (v->giv_type == DEST_REG)
+	    splittable_regs[REGNO (v->new_reg)] = value;
 	  else
 	    {
 	      /* Splitting address givs is useful since it will often allow us