[bits 32]
%define MJB_BX 0
%define MJB_SI 1
%define MJB_DI 2
%define MJB_BP 3
%define MJB_SP 4
%define MJB_PC 5
%define MJB_RSP MJB_SP
%define MJB_SIZE 24
%define LINKAGE 4
%define PCOFF 0
%define PTR_SIZE 4
%define PARMS LINKAGE
%define JMPBUF PARMS
%define JBUF PARMS
%define VAL JBUF + PTR_SIZE
EXPORT __mylongjmp
mov ecx, [esp + JBUF]
mov eax, [esp + VAL]
mov edx, [ecx + MJB_PC*4]
mov ebx, [ecx + MJB_BX*4]
mov esi, [ecx + MJB_SI*4]
mov edi, [ecx + MJB_DI*4]
mov ebp, [ecx + MJB_BP*4]
mov esp, [ecx + MJB_SP*4]
jmp edx
EXPORT __mysetjmp
mov eax, [esp + JMPBUF]
mov [eax + MJB_BX*4], ebx
mov [eax + MJB_SI*4], esi
mov [eax + MJB_DI*4], edi
lea ecx, [esp + JMPBUF]
mov [eax + MJB_SP*4], ecx
mov ecx, [esp + PCOFF]
mov [eax + MJB_PC*4], ecx
mov [eax + MJB_BP*4], ebp
xor eax, eax
ret