.altmacro

.macro ISR_WITHOUT_ERROR_CODE vector
    .global isr\vector
    isr\vector:
        pushq $0
        pushq $\vector
        jmp common_interrupt_handler
.endm

.macro ISR_WITH_ERROR_CODE vector
    .global isr\vector
    isr\vector:
        pushq $\vector
        jmp common_interrupt_handler
.endm

.macro ISR_TABLE_ENTRY vector
    .quad isr\vector
.endm

.section .rodata
.global isr_stub_table
.align 16

isr_stub_table:
.set i, 0
.rept 256
    ISR_TABLE_ENTRY %i
    .set i, i + 1
.endr


.section .text

common_interrupt_handler:
    push %rax
    push %rbx
    push %rcx
    push %rdx
    push %rbp
    push %rsi
    push %rdi
    push %r8
    push %r9
    push %r10
    push %r11
    push %r12
    push %r13
    push %r14
    push %r15

    mov %rsp, %rdi
    call interrupt_dispatch

    pop %r15
    pop %r14
    pop %r13
    pop %r12
    pop %r11
    pop %r10
    pop %r9
    pop %r8
    pop %rdi
    pop %rsi
    pop %rbp
    pop %rdx
    pop %rcx
    pop %rbx
    pop %rax

    add $16, %rsp
    iretq

ISR_WITHOUT_ERROR_CODE 0
ISR_WITHOUT_ERROR_CODE 1
ISR_WITHOUT_ERROR_CODE 2
ISR_WITHOUT_ERROR_CODE 3
ISR_WITHOUT_ERROR_CODE 4
ISR_WITHOUT_ERROR_CODE 5
ISR_WITHOUT_ERROR_CODE 6
ISR_WITHOUT_ERROR_CODE 7
ISR_WITH_ERROR_CODE 8
ISR_WITHOUT_ERROR_CODE 9
ISR_WITH_ERROR_CODE 10
ISR_WITH_ERROR_CODE 11
ISR_WITH_ERROR_CODE 12
ISR_WITH_ERROR_CODE 13
ISR_WITH_ERROR_CODE 14
ISR_WITHOUT_ERROR_CODE 15
ISR_WITHOUT_ERROR_CODE 16
ISR_WITH_ERROR_CODE 17
ISR_WITHOUT_ERROR_CODE 18
ISR_WITHOUT_ERROR_CODE 19
ISR_WITHOUT_ERROR_CODE 20
ISR_WITH_ERROR_CODE 21
ISR_WITHOUT_ERROR_CODE 22
ISR_WITHOUT_ERROR_CODE 23
ISR_WITHOUT_ERROR_CODE 24
ISR_WITHOUT_ERROR_CODE 25
ISR_WITHOUT_ERROR_CODE 26
ISR_WITHOUT_ERROR_CODE 27
ISR_WITHOUT_ERROR_CODE 28
ISR_WITH_ERROR_CODE 29
ISR_WITH_ERROR_CODE 30
ISR_WITHOUT_ERROR_CODE 31

.set i, 32
.rept 256 - 32
    ISR_WITHOUT_ERROR_CODE %i
    .set i, i + 1
.endr