Skip DEBUG_INSN in loop-doloop.c

From-SVN: r173646

Skip DEBUG_INSN in loop-doloop.c
From-SVN: r173646
b8abece3 · Revital Eres · Revital Eres · ce7b3761 · b8abece3 · b8abece3
Commit b8abece3 authored May 11, 2011 by Revital Eres Committed by Revital Eres May 11, 2011
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gcc/ChangeLog
+5 -0

gcc/loop-doloop.c
+1 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
 2011-05-11  Revital Eres  <revital.eres@linaro.org>

+	* loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
+	instead of PREV_INSN.
+
+2011-05-11  Revital Eres  <revital.eres@linaro.org>
+
 	* modulo-sched.c (sms_schedule): Support new form of doloop pattern
 	* loop-doloop.c (doloop_condition_get): Likewise.
 	* config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".

--- a/gcc/loop-doloop.c
+++ b/gcc/loop-doloop.c
@@ -151,7 +151,7 @@ doloop_condition_get (rtx doloop_pat)
 	  inc = XVECEXP (PATTERN (prev_insn), 0, 1);
 	}
      else
-        inc = PATTERN (PREV_INSN (doloop_pat));
+        inc = PATTERN (prev_insn);
      /* We expect the condition to be of the form (reg != 0)  */
      cond = XEXP (SET_SRC (cmp), 0);
      if (GET_CODE (cond) != NE || XEXP (cond, 1) != const0_rtx)