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| author | Chen Gang <gang.chen.5i5j@gmail.com> | 2015-09-26 13:00:35 +0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2015-10-07 20:03:15 +1100 |
| commit | dd8070d865ad1b32876931f812a80645f97112ff (patch) | |
| tree | 8817853137d05d0a14298dd80ffae1b8c1612686 /linux-user/main.c | |
| parent | bf0f60a61b92f4f9ddf09a3cf4fc41796fa42aed (diff) | |
| download | qemu-dd8070d865ad1b32876931f812a80645f97112ff.zip qemu-dd8070d865ad1b32876931f812a80645f97112ff.tar.gz qemu-dd8070d865ad1b32876931f812a80645f97112ff.tar.bz2 | |
target-tilegx: Decode ill pseudo-instructions
Notice raise and bpt, decoding the constants embedded in the
nop addil instruction in the x0 slot.
[rth: Generalize TILEGX_EXCP_OPCODE_ILL to TILEGX_EXCP_SIGNAL.
Drop validation of signal values.]
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Message-Id: <1443243635-4886-1-git-send-email-gang.chen.5i5j@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'linux-user/main.c')
| -rw-r--r-- | linux-user/main.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/linux-user/main.c b/linux-user/main.c index 6599a41..9e8b92b 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -3436,6 +3436,17 @@ static void gen_sigill_reg(CPUTLGState *env) queue_signal(env, info.si_signo, &info); } +static void do_signal(CPUTLGState *env) +{ + target_siginfo_t info; + + info.si_signo = env->signo; + info.si_errno = 0; + info.si_code = env->sigcode; + info._sifields._sigfault._addr = env->pc; + queue_signal(env, info.si_signo, &info); +} + static void set_regval(CPUTLGState *env, uint8_t reg, uint64_t val) { if (unlikely(reg >= TILEGX_R_COUNT)) { @@ -3622,6 +3633,9 @@ void cpu_loop(CPUTLGState *env) case TILEGX_EXCP_OPCODE_FETCHOR4: do_fetch(env, trapnr, false); break; + case TILEGX_EXCP_SIGNAL: + do_signal(env); + break; case TILEGX_EXCP_REG_IDN_ACCESS: case TILEGX_EXCP_REG_UDN_ACCESS: gen_sigill_reg(env); |