.section .init; .globl _start; .type _start,@function _start: .option push .option norelax la gp, __global_pointer$ .option pop la sp, _sp #ifdef SIMULATION li x26, 0x00 li x27, 0x00 #endif /* Load data section */ la a0, _data_lma la a1, _data la a2, _edata bgeu a1, a2, 2f 1: lw t0, (a0) sw t0, (a1) addi a0, a0, 4 addi a1, a1, 4 bltu a1, a2, 1b 2: /* Clear bss section */ la a0, __bss_start la a1, _end bgeu a0, a1, 2f 1: sw zero, (a0) addi a0, a0, 4 bltu a0, a1, 1b 2: /* set exception and interrupt vector table */ la a0, vector_table csrw mtvec, a0 li a0, 0 li a1, 0 call main #ifdef SIMULATION li x26, 0x01 #endif loop: j loop