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* cris/sim-main.h (struct _sim_cpu): New member 

set_target_thread_data.
	* cris/crisv32f.c (CRIS_TLS_REGISTER): Define.
	* cris/crisv10f.c: Ditto.
	* cris/cris-tmpl.c (MY (set_target_thread_data)): New function.
	(MY (f_specific_init)): Set new _sim_cpu member to new function.
	* cris/traps.c (TARGET_SYS_set_thread_area): Define.
	(cris_break_13_handler) <case TARGET_SYS_set_thread_area>: New
	case.
This commit is contained in:
Hans-Peter Nilsson 2009-01-03 21:00:48 +00:00
parent 2e1566c6da
commit ddf2c97233
6 changed files with 36 additions and 0 deletions
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10
sim/ChangeLog
View File

@ -1,5 +1,15 @@
2009-01-03 Hans-Peter Nilsson <hp@axis.com>
* cris/sim-main.h (struct _sim_cpu): New member
set_target_thread_data.
* cris/crisv32f.c (CRIS_TLS_REGISTER): Define.
* cris/crisv10f.c: Ditto.
* cris/cris-tmpl.c (MY (set_target_thread_data)): New function.
(MY (f_specific_init)): Set new _sim_cpu member to new function.
* cris/traps.c (TARGET_SYS_set_thread_area): Define.
(cris_break_13_handler) <case TARGET_SYS_set_thread_area>: New
case.
* cris/traps.c (TARGET_SYS_exit_group): Define.
(cris_break_13_handler): Handle it like the exit for the last
thread.

9
sim/cris/cris-tmpl.c
View File

@ -233,6 +233,14 @@ MY (f_model_mark_set_h_gr) (SIM_CPU *current_cpu, ARGBUF *abuf)
}
#endif
/* Set the thread register contents. */
void
MY (set_target_thread_data) (SIM_CPU *current_cpu, USI val)
{
(CPU (XCONCAT2 (h_sr_v, BASENUM) [CRIS_TLS_REGISTER])) = val;
}
/* Create the context for a thread. */
void *
@ -256,6 +264,7 @@ MY (f_specific_init) (SIM_CPU *current_cpu)
{
current_cpu->make_thread_cpu_data = MY (make_thread_cpu_data);
current_cpu->thread_cpu_data_size = sizeof (current_cpu->cpu_data);
current_cpu->set_target_thread_data = MY (set_target_thread_data);
#if WITH_HW
current_cpu->deliver_interrupt = MY (deliver_interrupt);
#endif

1
sim/cris/crisv10f.c
View File

@ -22,6 +22,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#define WANT_CPU_CRISV10F
#define BASENUM 10
#define CRIS_TLS_REGISTER 14
#include "cris-tmpl.c"
#if WITH_PROFILE_MODEL_P

1
sim/cris/crisv32f.c
View File

@ -28,6 +28,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#define SPECIFIC_U_MEM_FN
#define SPECIFIC_U_MOVEM_FN
#define BASENUM 32
#define CRIS_TLS_REGISTER 2
#include "cris-tmpl.c"
#if WITH_PROFILE_MODEL_P

3
sim/cris/sim-main.h
View File

@ -191,6 +191,9 @@ struct _sim_cpu {
void* (*make_thread_cpu_data) (SIM_CPU *, void *);
size_t thread_cpu_data_size;
/* The register differs, so we dispatch to a CPU-specific function. */
void (*set_target_thread_data) (SIM_CPU *, USI);
/* CPU-model specific parts go here.
Note that in files that don't need to access these pieces WANT_CPU_FOO
won't be defined and thus these parts won't appear. This is ok in the

12
sim/cris/traps.c
View File

@ -113,6 +113,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#define TARGET_SYS_getegid32 202
#define TARGET_SYS_getgid32 200
#define TARGET_SYS_fcntl64 221
#define TARGET_SYS_set_thread_area 243
#define TARGET_SYS_exit_group 252
#define TARGET_PROT_READ 0x1
@ -3154,6 +3155,17 @@ cris_break_13_handler (SIM_CPU *current_cpu, USI callnum, USI arg1,
retval = -cb_host_to_target_errno (cb, ENOSYS);
break;
case TARGET_SYS_set_thread_area:
/* Do the same error check as Linux. */
if (arg1 & 255)
{
retval = -cb_host_to_target_errno (cb, EINVAL);
break;
}
(*current_cpu->set_target_thread_data) (current_cpu, arg1);
retval = 0;
break;
unimplemented_syscall:
default:
retval