Commit 06ec08a0 authored by Max Filippov's avatar Max Filippov
Browse files

target/xtensa: always end TB on CCOUNT access/CCOMPARE write 



Currently we only end TB in icount mode, because access to CCOUNT or
write to CCOMPARE are IO operations. Simplify the behaviour a bit and
end TB unconditionally.

Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
parent 9dccbd1c

target/xtensa/translate.c

+5 −8
Original line number Diff line number Diff line
@@ -505,9 +505,8 @@ static bool gen_rsr_ccount(DisasContext *dc, TCGv_i32 d, uint32_t sr) 
    tcg_gen_mov_i32(d, cpu_SR[sr]);

    if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {

        gen_io_end();

        return true;

    }

    return false;

    return true;

}



static bool gen_rsr_ptevaddr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
@@ -735,11 +734,10 @@ static bool gen_wsr_ccount(DisasContext *dc, uint32_t sr, TCGv_i32 v) 
    gen_helper_wsr_ccount(cpu_env, v);

    if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {

        gen_io_end();

    }

    gen_jumpi_check_loop_end(dc, 0);

    return true;

}

    return false;

}



static bool gen_wsr_icount(DisasContext *dc, uint32_t sr, TCGv_i32 v)

{
@@ -773,11 +771,10 @@ static bool gen_wsr_ccompare(DisasContext *dc, uint32_t sr, TCGv_i32 v) 
    tcg_temp_free(tmp);

    if (tb_cflags(dc->base.tb) & CF_USE_ICOUNT) {

        gen_io_end();

    }

    gen_jumpi_check_loop_end(dc, 0);

    return true;

}

    return false;

}

#else

static void gen_check_interrupts(DisasContext *dc)

{