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target/m68k: Make semihosting system only

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While we had a call to do_m68k_semihosting in linux-user, it
wasn't actually reachable.  We don't include DISAS_INSN(halt)
as an instruction unless system mode.

Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-04-29 20:16:53 -07:00
parent ab294b6c3a
commit a638af09b6
3 changed files with 4 additions and 43 deletions
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5
linux-user/m68k/cpu_loop.c
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@ -36,11 +36,6 @@ void cpu_loop(CPUM68KState *env)
process_queued_cpu_work(cs);
switch(trapnr) {
case EXCP_HALT_INSN:
/* Semihosing syscall. */
env->pc += 4;
do_m68k_semihosting(env, env->dregs[0]);
break;
case EXCP_ILLEGAL:
case EXCP_LINEA:
case EXCP_LINEF: