From: Andreas Krebbel <krebbel@linux.ibm.com>
Date: Wed, 22 Sep 2021 10:13:05 +0000 (+0200)
Subject: IBM Z: TPF: Add cc clobber to profiling expanders
X-Git-Tag: basepoints/gcc-13~4530
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e1223ea2f48e8588160b2948f8a1f8e47f9694fd;p=thirdparty%2Fgcc.git

IBM Z: TPF: Add cc clobber to profiling expanders

The code sequence emitted uses CC internally.

gcc/ChangeLog:

	* config/s390/tpf.md (prologue_tpf, epilogue_tpf): Add cc clobber.
---

diff --git a/gcc/config/s390/tpf.md b/gcc/config/s390/tpf.md
index 297e9d1f7554..35b371907054 100644
--- a/gcc/config/s390/tpf.md
+++ b/gcc/config/s390/tpf.md
@@ -21,7 +21,8 @@
   [(unspec_volatile [(match_operand 0 "const_int_operand" "J")
 		     (match_operand 1 "const_int_operand" "J")]
 		    UNSPECV_TPF_PROLOGUE)
-   (clobber (reg:DI 1))]
+   (clobber (reg:DI 1))
+   (clobber (reg:CC CC_REGNUM))]
   "TARGET_TPF_PROFILING"
   "larl\t%%r1,.+14\;tm\t%0,255\;bnz\t%1"
   [(set_attr "length"   "14")])
@@ -31,7 +32,8 @@
   [(unspec_volatile [(match_operand 0 "const_int_operand" "J")
 		     (match_operand 1 "const_int_operand" "J")]
 		    UNSPECV_TPF_EPILOGUE)
-   (clobber (reg:DI 1))]
+   (clobber (reg:DI 1))
+   (clobber (reg:CC CC_REGNUM))]
   "TARGET_TPF_PROFILING"
   "larl\t%%r1,.+14\;tm\t%0,255\;bnz\t%1"
   [(set_attr "length"   "14")])