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* [gcc r12-3783] IBM Z: TPF: Add cc clobber to profiling expanders
@ 2021-09-22 10:15 Andreas Krebbel
0 siblings, 0 replies; only message in thread
From: Andreas Krebbel @ 2021-09-22 10:15 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:e1223ea2f48e8588160b2948f8a1f8e47f9694fd
commit r12-3783-ge1223ea2f48e8588160b2948f8a1f8e47f9694fd
Author: Andreas Krebbel <krebbel@linux.ibm.com>
Date: Wed Sep 22 12:13:05 2021 +0200
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:
---
gcc/config/s390/tpf.md | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/gcc/config/s390/tpf.md b/gcc/config/s390/tpf.md
index 297e9d1f755..35b37190705 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")])
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