optabs.c (emit_cmp_and_jump_insns): Be more thorough in canonization.

* optabs.c (emit_cmp_and_jump_insns): Be more thorough in canonization. From-SVN: r28885

optabs.c (emit_cmp_and_jump_insns): Be more thorough in canonization.
* optabs.c (emit_cmp_and_jump_insns): Be more thorough in canonization. From-SVN: r28885
5879933a · Richard Henderson · Richard Henderson · 2cb3d06c · 5879933a · 5879933a
Commit 5879933a authored Aug 25, 1999 by Richard Henderson Committed by Richard Henderson Aug 25, 1999
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gcc/ChangeLog
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gcc/optabs.c
+2 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Wed Aug 25 17:56:59 1999  Richard Henderson  <rth@cygnus.com>
+
+	* optabs.c (emit_cmp_and_jump_insns): Be more thorough in
+	canonization.
+
 Wed Aug 25 15:35:55 1999  Richard Henderson  <rth@cygnus.com>

 	* m88k.h (VERSION_INFO2): Kill.

--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -3299,7 +3299,8 @@ emit_cmp_and_jump_insns (x, y, comparison, size, mode, unsignedp, align, label)
  rtx op0;
  rtx op1;
 	  
-  if (CONSTANT_P (x))
+  if ((CONSTANT_P (x) && ! CONSTANT_P (y))
+      || (GET_CODE (x) == CONST_INT && GET_CODE (y) != CONST_INT))
    {
      /* Swap operands and condition to ensure canonical RTL.  */
      op0 = y;