Copy reg notes in eliminate_regs_in_insn.

From-SVN: r30372

Copy reg notes in eliminate_regs_in_insn.
From-SVN: r30372
1b3b5765 · Bernd Schmidt · Bernd Schmidt · 77355bd5 · 1b3b5765 · 1b3b5765
Commit 1b3b5765 authored Nov 03, 1999 by Bernd Schmidt Committed by Bernd Schmidt Nov 03, 1999
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gcc/ChangeLog
+4 -0

gcc/reload1.c
+5 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Wed Nov  3 12:12:59 1999  Bernd Schmidt  <bernds@cygnus.co.uk>
+
+	* reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
+
 Wed Nov  3 03:26:28 1999  Jeffrey A Law  (law@cygnus.com)

 	* dwarf2out.c: Do not include ctype.h.

--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -3515,7 +3515,11 @@ eliminate_regs_in_insn (insn, replace)
 	 and one is inside RTL that has been copied while the other is not.  */
      new_body = old_body;
      if (! replace)
-	new_body = copy_insn (old_body);
+	{
+	  new_body = copy_insn (old_body);
+	  if (REG_NOTES (insn))
+	    REG_NOTES (insn) = copy_insn_1 (REG_NOTES (insn));
+	}
      PATTERN (insn) = new_body;

      /* If we had a move insn but now we don't, rerecognize it.  This will