状态的保存与恢复 · GitBook

[LyricZhao]

https://rcore-os.github.io/rCore-Tutorial-deploy/docs/lab-1/guide/part-4.html

[buhe]

line 39 应该是 SAVE x2, 2 ？

[wyfcyx]

@buhe x1里面保存分配完栈帧之后的x2的值，所以实际上保存到栈上的还是x2。

[buhe]

@wyfcyx @buhe x1里面保存分配完栈帧之后的x2的值，所以实际上保存到栈上的还是x2。

谢谢～

[hjs99]

error: unknown directive	note: instantiated into assembly here --> :21:5
21	.globl_interrupt
^

error: unknown directive	note: instantiated into assembly here --> :44:5
44	.global_restore
^

error: aborting due to 2 previous errors; 4 warnings emitted

error: could not compile os.

To learn more, run the command again with --verbose.

在下一小节运行的时候报错,找不到原因

[hjs99]

刚才的问题解决了