crt0.S

.section ".entry_function", "ax"
.globl _start
_start:
    // clear bss
    la t0, _bss_start
    la t1, _bss_end
    bgeu t0, t1, bss_clear_done
bss_clear_loop:
    sw zero, 0(t0)
    addi t0, t0, 4
    bltu t0, t1, bss_clear_loop
bss_clear_done:

    // jump to main
    call main

end:
    call exit
    j end

.size _start, . - _start