.section .text.init
.globl _start
.type _start, @function

_start:
    la sp, __stack_top

    # Zero .bss
    la t0, __bss_start
    la t1, __bss_end
1:
    bgeu t0, t1, 2f
    sw zero, 0(t0)
    addi t0, t0, 4
    j 1b

2:
    call main

3:
    j 3b

.size _start, .-_start