From: Bernd Schmidt <bernds@redhat.co.uk>
Date: Mon, 18 Sep 2000 17:00:07 +0000 (+0000)
Subject: Fix a reload inheritance problem
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5d77a50c775b519712b4a0480a37db58dd9907aa;p=gcc.git

Fix a reload inheritance problem

From-SVN: r36497
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ae815944517..cfa07d86a71 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-09-18  Bernd Schmidt  <bernds@redhat.co.uk>
+
+	* reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
+	its entry in spill_reg_store.
+
 2000-09-18  Alexandre Oliva  <aoliva@redhat.com>
 
 	* config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
diff --git a/gcc/reload1.c b/gcc/reload1.c
index 3305f9f9109..c556265f312 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -4017,7 +4017,10 @@ forget_old_reloads_1 (x, ignored, data)
 	   reload reg in the current instruction.  */
 	if (n_reloads == 0
 	    || ! TEST_HARD_REG_BIT (reg_is_output_reload, regno + i))
-	  CLEAR_HARD_REG_BIT (reg_reloaded_valid, regno + i);
+	  {
+	    CLEAR_HARD_REG_BIT (reg_reloaded_valid, regno + i);
+	    spill_reg_store[regno + i] = 0;
+	  }
     }
 
   /* Since value of X has changed,