From: Marcus Shawcroft <marcus.shawcroft@arm.com>
Date: Thu, 5 Jan 2012 09:45:09 +0000 (+0000)
Subject: reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND insertion.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6bfd2688d62e54328773003669b1ead08dd05766;p=gcc.git

reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND insertion.

	* reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
	insertion.

From-SVN: r182903
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 661179e8061..1dd2964f747 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+	* reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
+	insertion.
+
 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
 
 	PR bootstrap/51648
diff --git a/gcc/reload.c b/gcc/reload.c
index 896e8de9ff7..90085bd33da 100644
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -4208,7 +4208,12 @@ find_reloads (rtx insn, int replace, int ind_levels, int live_known,
 	      && (!JUMP_P (insn)
 		  || !label_is_jump_target_p (XEXP (substitution, 0),
 					      insn)))
-	    add_reg_note (insn, REG_LABEL_OPERAND, XEXP (substitution, 0));
+	    {
+	      add_reg_note (insn, REG_LABEL_OPERAND, XEXP (substitution, 0));
+	      if (LABEL_P (XEXP (substitution, 0)))
+		++LABEL_NUSES (XEXP (substitution, 0));
+	    }
+
 	}
       else
 	retval |= (substed_operand[i] != *recog_data.operand_loc[i]);