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target/microblaze: Make mb_cpu_tlb_fill sysemu only

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The fallback code in cpu_loop_exit_sigsegv is sufficient
for microblaze linux-user.

Remove the code from cpu_loop that handled the unnamed 0xaa exception.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-09-14 17:17:38 -07:00
parent 028772c45c
commit fd297732a2
4 changed files with 6 additions and 27 deletions
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10
linux-user/microblaze/cpu_loop.c
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@ -37,16 +37,6 @@ void cpu_loop(CPUMBState *env)
process_queued_cpu_work(cs);
switch (trapnr) {
case 0xaa:
{
info.si_signo = TARGET_SIGSEGV;
info.si_errno = 0;
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = 0;
queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
}
break;
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
break;