(output_ior): Handle "ior" against zero.

From-SVN: r2702

(output_ior): Handle "ior" against zero.
From-SVN: r2702
ec583967 · Richard Stallman · b10248a3 · ec583967
Commit ec583967 authored Nov 06, 1992 by Richard Stallman
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gcc/config/pa/pa.c
+3 -0

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--- a/gcc/config/pa/pa.c
+++ b/gcc/config/pa/pa.c
@@ -1254,6 +1254,9 @@ output_ior (operands)
    {
      unsigned mask = INTVAL (operands[2]);
      int bs0, bs1, bs2, p, len;
+ 
+      if (INTVAL (operands[2]) == 0)
+	return "copy %1,%0";

      for (bs0 = 0; bs0 < 32; bs0++)
 	if ((mask & (1 << bs0)) != 0)