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; vi: ft=nasm
; vectors.s - idt for x86_64
[BITS 64]
[GLOBAL context_swap]
[GLOBAL context_swap_to]
; parameters 1 (rdi) pointer to from context
; parameters 2 (rsi) pointer to to context
; struct arch_reg::Context64
context_swap:
mov [rdi + 8*0], rbx
mov [rdi + 8*1], r12
mov [rdi + 8*2], r13
mov [rdi + 8*3], r14
mov [rdi + 8*4], r15
mov [rdi + 8*5], rbp
mov [rdi + 8*6], rsp
mov rbx, [rsi + 8*0]
mov r12, [rsi + 8*1]
mov r13, [rsi + 8*2]
mov r14, [rsi + 8*3]
mov r15, [rsi + 8*4]
mov rbp, [rsi + 8*5]
mov rsp, [rsi + 8*6]
ret
; parameters 1 (rdi) pointer to to context
context_swap_to:
mov rbx, [rdi + 8*0]
mov r12, [rdi + 8*1]
mov r13, [rdi + 8*2]
mov r14, [rdi + 8*3]
mov r15, [rdi + 8*4]
mov rbp, [rdi + 8*5]
mov rsp, [rdi + 8*6]
ret
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