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| author | Mike Frysinger <vapier@gentoo.org> | 2015-06-15 19:22:38 +0545 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2015-06-17 13:19:51 -0400 |
| commit | 7d5c6c43ca8a5dd5491f4a58e977ec5501386ee3 (patch) | |
| tree | bc347f539bd5eb379bd6b8ce9adef4cdff2a9248 /sim/mcore/interp.c | |
| parent | 61a0c964e611eaf72489c3049ba206b2f91ea4a9 (diff) | |
| download | binutils-gdb-7d5c6c43ca8a5dd5491f4a58e977ec5501386ee3.tar.gz | |
sim: syscall: add common sim_syscall helpers
Many ports have the same sim syscall logic, so add some helpers to handle
all the common details. The arches still have to deal with the unpacking
and packing of the syscall arguments, but the rest of the sim<->callback
glue is now shared.
Diffstat (limited to 'sim/mcore/interp.c')
| -rw-r--r-- | sim/mcore/interp.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/sim/mcore/interp.c b/sim/mcore/interp.c index e77535b8ae5..64d148a10b0 100644 --- a/sim/mcore/interp.c +++ b/sim/mcore/interp.c @@ -203,26 +203,10 @@ set_initial_gprs (SIM_CPU *scpu) static void handle_trap1 (SIM_DESC sd) { - host_callback *cb = STATE_CALLBACK (sd); - CB_SYSCALL sc; - - CB_SYSCALL_INIT (&sc); - - sc.func = cpu.gr[TRAPCODE]; - sc.arg1 = cpu.gr[PARM1]; - sc.arg2 = cpu.gr[PARM2]; - sc.arg3 = cpu.gr[PARM3]; - sc.arg4 = cpu.gr[PARM4]; - - sc.p1 = (PTR) sd; - sc.p2 = (PTR) STATE_CPU (sd, 0); - sc.read_mem = sim_syscall_read_mem; - sc.write_mem = sim_syscall_write_mem; - - cb_syscall (cb, &sc); - /* XXX: We don't pass back the actual errno value. */ - cpu.gr[RET1] = sc.result; + cpu.gr[RET1] = sim_syscall (STATE_CPU (sd, 0), cpu.gr[TRAPCODE], + cpu.gr[PARM1], cpu.gr[PARM2], cpu.gr[PARM3], + cpu.gr[PARM4]); } static void |