From: Richard Henderson <rth@cygnus.com>
Date: Tue, 15 Aug 2000 17:31:29 +0000 (-0700)
Subject: * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7791b7f9085333387ff2d9eaa90f79995c511cb6;p=gcc.git

* flow.c (mark_used_reg): Set reg_cond_reg appropriately.

From-SVN: r35727
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 71c99bc059d..5f5960aa271 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-08-15  Richard Henderson  <rth@cygnus.com>
+
+	* flow.c (mark_used_reg): Set reg_cond_reg appropriately.
+
 2000-08-15  Richard Earnshaw <rearnsha@arm.com>
 
 	* arm.c (arm_function_ok_for_sibcall): New function.
diff --git a/gcc/flow.c b/gcc/flow.c
index e5df347c703..98ed692357e 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -4617,8 +4617,7 @@ mark_regno_cond_dead (pbi, regno, cond)
 	  splay_tree_insert (pbi->reg_cond_dead, regno,
 			     (splay_tree_value) rcli);
 
-	  SET_REGNO_REG_SET (pbi->reg_cond_reg,
-			     REGNO (XEXP (cond, 0)));
+	  SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
 
 	  /* Not unconditionaly dead.  */
 	  return 0;
@@ -4639,8 +4638,7 @@ mark_regno_cond_dead (pbi, regno, cond)
 	    {
 	      rcli->condition = ncond;
 
-	      SET_REGNO_REG_SET (pbi->reg_cond_reg,
-				 REGNO (XEXP (cond, 0)));
+	      SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
 
 	      /* Not unconditionaly dead.  */
 	      return 0;
@@ -5240,7 +5238,10 @@ mark_used_reg (pbi, reg, cond, insn)
 		  splay_tree_remove (pbi->reg_cond_dead, regno);
 		}
 	      else
-		rcli->condition = ncond;
+		{
+		  rcli->condition = ncond;
+		  SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
+		}
 	    }
 	}
       else
@@ -5251,6 +5252,8 @@ mark_used_reg (pbi, reg, cond, insn)
 	  rcli->condition = not_reg_cond (cond);
 	  splay_tree_insert (pbi->reg_cond_dead, regno,
 			     (splay_tree_value) rcli);
+
+	  SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
 	}
     }
   else if (some_was_live)