From: Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Date: Fri, 2 Dec 2016 11:52:58 +0000 (+0000)
Subject: S/390: Fix RTL sharing when generating reg note.
X-Git-Tag: basepoints/gcc-8~2598
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=efa68ffca9f9032e795ae84c5642038bd613c253;p=thirdparty%2Fgcc.git

S/390: Fix RTL sharing when generating reg note.

gcc/ChangeLog:

2016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
	problem.

From-SVN: r243173
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a0cefa754251..03387cfcac05 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-12-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
+
+	* config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
+	problem.
+
 2016-12-02  Georg-Johann Lay  <avr@gjlay.de>
 
 	* config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 767666e3f7bf..030e10de5df9 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -10666,7 +10666,7 @@ s390_save_gprs_to_fprs (void)
 	  /* This prevents dwarf2cfi from interpreting the set.  Doing
 	     so it might emit def_cfa_register infos setting an FPR as
 	     new CFA.  */
-	  add_reg_note (insn, REG_CFA_REGISTER, PATTERN (insn));
+	  add_reg_note (insn, REG_CFA_REGISTER, copy_rtx (PATTERN (insn)));
 	}
     }
 }