write_c0_compare
write_c0_compare(0xffff);
write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ);
write_c0_compare(read_c0_compare());
write_c0_compare(cnt - 1);
write_c0_compare(cnt);
write_c0_compare(cnt - 1);
write_c0_compare(cnt);
write_c0_compare(cnt);
write_c0_compare(0);
write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ);
write_c0_compare(read_c0_count() + (8 * mips_hpt_frequency / HZ));
write_c0_compare(read_c0_count() + (8* mips_hpt_frequency/HZ));
write_c0_compare(read_c0_count() + COUNTON);
write_c0_compare(read_c0_count());
write_c0_compare(read_c0_count() + mips_hpt_frequency/HZ);
write_c0_compare(0);
write_c0_compare(ctx->cp0_regs[COMPARE]);