kernel/task: Add comment saying registers are not saved across yields

2023-02-02 16:21:29 -08:00 · 2023-02-02 16:21:29 -08:00 · 2688e8082d
commit 2688e8082d
parent e83676567e
1 changed files with 2 additions and 0 deletions
--- a/kernel/task.asm
+++ b/kernel/task.asm
@ -27,6 +27,8 @@ new_task:
    ; fall-through

 ; switch to the next task in the queue
+; no registers are saved upon task yield
+; if a register must be saved across a yield, push it before the yield and pop it after the yield
 ; inputs:
 ; none
 ; outputs: