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Fix stack alignment

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This commit is contained in:
Kamil Kowalczyk
2025-11-24 17:04:33 +01:00
parent 2faad79559
commit 3f3795df3c
3 changed files with 7 additions and 3 deletions
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2
kernel/intr/intr0.S
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@ -66,7 +66,9 @@
_push_regs _push_regs
cld cld
movq %rsp, %rdi movq %rsp, %rdi
sub $0x8, %rsp
call intr_handleintr call intr_handleintr
add $0x8, %rsp
_pop_regs _pop_regs
add $0x10, %rsp add $0x10, %rsp
iretq iretq

3
kernel/proc/switch.S
View File

@ -2,10 +2,7 @@
.global proc_switch .global proc_switch
proc_switch: proc_switch:
testq %rsi, %rsi
je 1f
movq %rsi, %cr3 movq %rsi, %cr3
1:
mov %rdi, %rsp mov %rdi, %rsp
_pop_regs _pop_regs
add $0x10, %rsp add $0x10, %rsp

5
ulib/_start.S
View File

@ -4,4 +4,9 @@
.global _start .global _start
_start: _start:
xor %rbp, %rbp
mov %rsp, %rbp
and $-0x10, %rsp
sub $0x8, %rsp
call _premain call _premain