diff options
| author | Bastian Koppelmann <kbastian@mail.uni-paderborn.de> | 2023-06-12 13:32:43 +0200 |
|---|---|---|
| committer | Bastian Koppelmann <kbastian@mail.uni-paderborn.de> | 2023-06-21 18:09:54 +0200 |
| commit | 5434557ffc5b46f178ccf325517db2b1f5e2c037 (patch) | |
| tree | 04a908d894af0e60aafe3331dcc871fcc6c9eecc /target | |
| parent | d34b092cab606a47a0d76edde45aab7100bb2435 (diff) | |
target/tricore: Correctly fix saving PSW.CDE to CSA on call
we don't want to save PSW.CDC to the CSA, but PSW.CDE must be saved.
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1699
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <20230612113245.56667-3-kbastian@mail.uni-paderborn.de>
Diffstat (limited to 'target')
| -rw-r--r-- | target/tricore/op_helper.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/target/tricore/op_helper.c b/target/tricore/op_helper.c index 026e15f3e0..9a7a26b171 100644 --- a/target/tricore/op_helper.c +++ b/target/tricore/op_helper.c @@ -2499,7 +2499,12 @@ void helper_call(CPUTriCoreState *env, uint32_t next_pc) } /* PSW.CDE = 1;*/ psw |= MASK_PSW_CDE; - psw_write(env, psw); + /* + * we need to save PSW.CDE and not PSW.CDC into the CSAs. psw already + * contains the CDC from cdc_increment(), so we cannot call psw_write() + * here. + */ + env->PSW |= MASK_PSW_CDE; /* tmp_FCX = FCX; */ tmp_FCX = env->FCX; |