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Cleanup assembly

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This commit is contained in:
Baptiste Wicht 2014-01-26 21:26:40 +01:00
parent 559ca93e8d
commit cff10164f3
3 changed files with 31 additions and 44 deletions
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27
kernel/src/common.s
View File

@ -27,3 +27,30 @@
mov gs, eax mov gs, eax
.endm .endm
.macro save_context
push r12
push r11
push r10
push r9
push r8
push rdi
push rsi
push rdx
push rcx
push rbx
push rax
.endm
.macro restore_context
pop rax
pop rbx
pop rcx
pop rdx
pop rsi
pop rdi
pop r8
pop r9
pop r10
pop r11
pop r12
.endm

24
kernel/src/irqs.s
View File

@ -39,17 +39,7 @@ create_irq 15
// Common handler // Common handler
irq_common_handler: irq_common_handler:
push r12 save_context
push r11
push r10
push r9
push r8
push rdi
push rsi
push rdx
push rcx
push rbx
push rax
restore_kernel_segments restore_kernel_segments
@ -57,17 +47,7 @@ irq_common_handler:
restore_user_segments restore_user_segments
pop rax restore_context
pop rbx
pop rcx
pop rdx
pop rsi
pop rdi
pop r8
pop r9
pop r10
pop r11
pop r12
//Was pushed by the base handler code //Was pushed by the base handler code
add rsp, 8 add rsp, 8

24
kernel/src/syscalls.s
View File

@ -33,17 +33,7 @@ create_syscall 8
create_syscall 9 create_syscall 9
syscall_common_handler: syscall_common_handler:
push r12 save_context
push r11
push r10
push r9
push r8
push rdi
push rsi
push rdx
push rcx
push rbx
push rax
restore_kernel_segments restore_kernel_segments
@ -51,17 +41,7 @@ syscall_common_handler:
restore_user_segments restore_user_segments
pop rax restore_context
pop rbx
pop rcx
pop rdx
pop rsi
pop rdi
pop r8
pop r9
pop r10
pop r11
pop r12
//Was pushed by the base handler code //Was pushed by the base handler code
add rsp, 8 add rsp, 8