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authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>2014-08-29 15:52:14 +0200
committerChristian Borntraeger <borntraeger@de.ibm.com>2014-09-01 09:45:19 +0200
commit97fa52f0971bf503c424d69f9d5db89ce9c3b717 (patch)
treef355d67172c2658a77862ac850747b1939ee3a18
parent1def6656b61c65757a02beb0318249e0b1c4e634 (diff)
s390x/gdb: don't touch the cc if tcg is not enabled
When reading/writing the psw mask, the condition code may only be touched if running on tcg. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
-rw-r--r--target-s390x/gdbstub.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/target-s390x/gdbstub.c b/target-s390x/gdbstub.c
index a129742e2f..8d55006706 100644
--- a/target-s390x/gdbstub.c
+++ b/target-s390x/gdbstub.c
@@ -31,9 +31,13 @@ int s390_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
switch (n) {
case S390_PSWM_REGNUM:
- cc_op = calc_cc(env, env->cc_op, env->cc_src, env->cc_dst, env->cc_vr);
- val = deposit64(env->psw.mask, 44, 2, cc_op);
- return gdb_get_regl(mem_buf, val);
+ if (tcg_enabled()) {
+ cc_op = calc_cc(env, env->cc_op, env->cc_src, env->cc_dst,
+ env->cc_vr);
+ val = deposit64(env->psw.mask, 44, 2, cc_op);
+ return gdb_get_regl(mem_buf, val);
+ }
+ return gdb_get_regl(mem_buf, env->psw.mask);
case S390_PSWA_REGNUM:
return gdb_get_regl(mem_buf, env->psw.addr);
case S390_R0_REGNUM ... S390_R15_REGNUM:
@@ -62,7 +66,9 @@ int s390_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
switch (n) {
case S390_PSWM_REGNUM:
env->psw.mask = tmpl;
- env->cc_op = extract64(tmpl, 44, 2);
+ if (tcg_enabled()) {
+ env->cc_op = extract64(tmpl, 44, 2);
+ }
break;
case S390_PSWA_REGNUM:
env->psw.addr = tmpl;