-
- eax: pointer to exception, or NULL if none.
- ebx, esi, edi, ebp, esp: should be preserved
- ecx, edx: may be clobbered
+ eax: pointer to exception, or NULL if none
+ edx: length of exception segment, if any
+ ebx, ecx, esi, edi, ebp, esp: may be clobbered
+
+Other system calls:
+ eax, edx, ecx: syscall arguments.
+
+ Call 0x7fff0000 + 0x80 * syscallnum
+
+ eax: return value
+ edx, ecx: may be clobbered