(subst): Don't change a conditional branch into a conditional move.

From-SVN: r2426

(subst): Don't change a conditional branch into a conditional move.
From-SVN: r2426
696223d7 · Tom Wood · 7f0a4b0a · 696223d7
Commit 696223d7 authored Oct 13, 1992 by Tom Wood
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gcc/combine.c
+2 -1

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--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -3849,7 +3849,8 @@ subst (x, from, to, in_dest, unique_copy)
 	 IOR'ed together.  In practice, at most two will be nonzero.  Then
 	 we do the IOR's.  */

-      if (GET_CODE (SET_SRC (x)) == IF_THEN_ELSE
+      if (GET_CODE (SET_DEST (x)) != PC
+	  && GET_CODE (SET_SRC (x)) == IF_THEN_ELSE
 	  && (GET_CODE (XEXP (SET_SRC (x), 0)) == EQ
 	      || GET_CODE (XEXP (SET_SRC (x), 0)) == NE)
 	  && XEXP (XEXP (SET_SRC (x), 0), 1) == const0_rtx