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s390x/gdb: don't touch the cc if tcg is not enabled

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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>
This commit is contained in:
David Hildenbrand 2014-08-29 15:52:14 +02:00 committed by Christian Borntraeger
parent 1def6656b6
commit 97fa52f097
1 changed files with 10 additions and 4 deletions
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8
target-s390x/gdbstub.c
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@ -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);
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;
if (tcg_enabled()) {
env->cc_op = extract64(tmpl, 44, 2);
}
break;
case S390_PSWA_REGNUM:
env->psw.addr = tmpl;