Subversion Repositories sardmips

/*
 * Starting point for everything (bootstrap)
 *
 * Initializes the stack pointer and jumps to main().
 */

#include "regdef.h"

        .text
        .align  2
        .globl  _start
        .ent    _start
_start:
        .set noreorder

        /* Setup stack pointer */
        la      sp, _sp
      
        /* Clear bss */
        la      t0, 0x00000000      /* First address */
        la      t1, _end        /* Last  address */
bbs_zero:       
        /*sw      zero, 0(t0)
        bne     t0, t1, bbs_zero
        addiu   t0, 4*/

        /* Jump to main */
        jal     main
        nop

        /* Run endless loop when the program terminates */
loop:
        j       loop

        .set    reorder
        .end    _start