(emit_store_flag): If expanding (GE X 0) will need two insns, don't use…

(emit_store_flag): If expanding (GE X 0) will need two insns, don't use subtarget for the result of the first insn.

(emit_store_flag): If expanding (GE X 0) will need two
insns, don't use subtarget for the result of the first insn.
Move a likely constant to the start of a condition.

From-SVN: r11562

gcc/expmed.c

@@ -3955,9 +3955,11 @@ emit_store_flag (target, code, op0, op1, mode, unsignedp, normalizep)
 	subtarget = 0;
 
       if (code == GE)
-	op0 = expand_unop (mode, one_cmpl_optab, op0, subtarget, 0);
+	op0 = expand_unop (mode, one_cmpl_optab, op0,
+			   ((STORE_FLAG_VALUE == 1 || normalizep)
+			    ? 0 : subtarget), 0);
 
-      if (normalizep || STORE_FLAG_VALUE == 1)
+      if (STORE_FLAG_VALUE == 1 || normalizep)
 	/* If we are supposed to produce a 0/1 value, we want to do
 	   a logical shift from the sign bit to the low-order bit; for
 	   a -1/0 value, we do an arithmetic shift.  */