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cpuport_gcc.S

cpuport_gcc.S 620 B
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  1. /*
    2. 

  2.  * Copyright (c) 2006-2022, RT-Thread Development Team
    3. 

  3.  *
    4. 

  4.  * SPDX-License-Identifier: Apache-2.0
    5. 

  5.  *
    6. 

  6.  * Change Logs:
    7. 

  7.  * Date           Author       Notes
    8. 

  8.  * 2022-10-19     RT-Thread    the first version
    9. 

  9.  */
    10. 

  10. 

  11. #include "cpuport.h"
    12. 

  12. #include "stackframe.h"
    13. 

  13. #include "asm-generic.h"
    14. 

  14. 

  15. START_POINT(_rt_thread_entry)
    16. 

  16.     LOAD    ra, (sp)    /* thread exit */
    17. 

  17.     addi    sp, sp, 8
    18. 

  18.     LOAD    a0, (sp)    /* parameter */
    19. 

  19.     addi    sp, sp, 8
    20. 

  20.     LOAD    t0, (sp)    /* tentry */
    21. 

  21.     addi    sp, sp, 8
    22. 

  22.     mv      s1, ra
    23. 

  23.     jalr    t0
    24. 

  24.     jalr    s1
    25. 

  25.     j       .           /* never here */
    26. 

  26. START_POINT_END(_rt_thread_entry)
    27.