From: Richard Henderson <rth@cygnus.com>
Date: Fri, 3 Sep 1999 04:51:35 +0000 (-0700)
Subject: reload1.c (eliminate_regs_in_insn): Avoid eliminating the reg notes on a deleted... 
X-Git-Tag: prereleases/libstdc++-2.92~10861
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8a34409df67594337075cf40e4a8f23f3102ab95;p=thirdparty%2Fgcc.git

reload1.c (eliminate_regs_in_insn): Avoid eliminating the reg notes on a deleted insn.

        * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
        reg notes on a deleted insn.
        * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.

From-SVN: r29076
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 771d3af68324..05d4d2eedf82 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+Thu Sep  2 21:49:52 1999  Richard Henderson  <rth@cygnus.com>
+
+	* reload1.c (eliminate_regs_in_insn): Avoid eliminating the
+	reg notes on a deleted insn.
+	* gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
+
 Thu Sep  2 20:18:12 1999  Jeffrey A Law  (law@cygnus.com)
 
 	* i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
diff --git a/gcc/gcse.c b/gcc/gcse.c
index 2c299a2188f4..40ff243f2ebb 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -1363,7 +1363,7 @@ hash_expr_1 (x, mode, do_not_record_p)
       if (GET_MODE (x) != VOIDmode)
 	for (i = 2; i < GET_RTX_LENGTH (CONST_DOUBLE); i++)
 	  {
-	    unsigned tem = XINT (x, i);
+	    unsigned tem = XWINT (x, i);
 	    hash += tem;
 	  }
       else
diff --git a/gcc/reload1.c b/gcc/reload1.c
index 8b92b431effa..2a107e8e0a09 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -3355,7 +3355,10 @@ eliminate_regs_in_insn (insn, replace)
 	       If REPLACE isn't set, we can't delete this insn, but needn't
 	       process it since it won't be used unless something changes.  */
 	    if (replace)
-	      delete_dead_insn (insn);
+	      {
+	        delete_dead_insn (insn);
+		return 1;
+	      }
 	    val = 1;
 	    goto done;
 	  }