(emit_swap_insn): Don't link cc0 insns: emit swap after cc0 user.

From-SVN: r3953

(emit_swap_insn): Don't link cc0 insns: emit swap after cc0 user.
From-SVN: r3953
6ec87b9d · James Van Artsdalen · 8877eb00 · 6ec87b9d
Commit 6ec87b9d authored Mar 31, 1993 by James Van Artsdalen
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Showing with 6 additions and 2 deletions

gcc/reg-stack.c
+6 -2

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--- a/gcc/reg-stack.c
+++ b/gcc/reg-stack.c
@@ -1587,8 +1587,12 @@ emit_swap_insn (insn, regstack, reg)
 	return;
    }

-  if (sets_cc0_p (PATTERN (i1)))
-    link_cc0_insns (i1);
+  if (GET_RTX_CLASS (GET_CODE (i1)) == 'i' && sets_cc0_p (PATTERN (i1)))
+    {
+      i1 = next_nonnote_insn (i1);
+      if (i1 == insn)
+	abort ();
+    }

  swap_rtx = gen_swapdf (FP_mode_reg[hard_regno][(int) DFmode],
 			 FP_mode_reg[FIRST_STACK_REG][(int) DFmode]);