From: Jeff Law <law@redhat.com>
Date: Sat, 17 Jan 2015 07:24:24 +0000 (-0700)
Subject: re PR rtl-optimization/32790 (REG_N_SETS holds wrong value)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bd5fb71cd07c61218d58cba2e779648c0ca8b3a2;p=gcc.git

re PR rtl-optimization/32790 (REG_N_SETS holds wrong value)

	PR rtl-optimization/32790
        * reginfo.c (reg_scan_mark_refs): Look for ZERO_EXTRACT,
        not ZERO_EXTEND in SET_DESTs.

From-SVN: r219795
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 12bd23ac5cd..04ae25502c7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-01-17  Jeff Law  <law@redhat.com>
+
+	PR rtl-optimization/32790
+	* reginfo.c (reg_scan_mark_refs): Look for ZERO_EXTRACT,
+	not ZERO_EXTEND in SET_DESTs.
+
 2015-01-17  Alan Modra  <amodra@gmail.com>
 
 	* cprop.c (do_local_cprop): Revert last change.
diff --git a/gcc/reginfo.c b/gcc/reginfo.c
index 2a18fb83473..9015eebbdeb 100644
--- a/gcc/reginfo.c
+++ b/gcc/reginfo.c
@@ -1132,7 +1132,7 @@ reg_scan_mark_refs (rtx x, rtx_insn *insn)
       /* Count a set of the destination if it is a register.  */
       for (dest = SET_DEST (x);
 	   GET_CODE (dest) == SUBREG || GET_CODE (dest) == STRICT_LOW_PART
-	   || GET_CODE (dest) == ZERO_EXTEND;
+	   || GET_CODE (dest) == ZERO_EXTRACT;
 	   dest = XEXP (dest, 0))
 	;