84 lines
1.7 KiB
C
84 lines
1.7 KiB
C
|
/* This file was based on the modified setjmp.S performed by
|
||
|
|
* Joel Sherill (joel@OARcorp.com) which specified the use
|
||
|
|
* of the __USER_LABEL_PREFIX__ and __REGISTER_PREFIX__ macros.
|
||
|
|
**
|
||
|
|
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
|
||
|
|
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* These are predefined by new versions of GNU cpp. */
|
||
|
|
|
||
|
|
#ifndef __USER_LABEL_PREFIX__
|
||
|
|
#define __USER_LABEL_PREFIX__ _
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define __REG_PREFIX__ %
|
||
|
|
|
||
|
|
/* ANSI concatenation macros. */
|
||
|
|
|
||
|
|
#define CONCAT1(a, b) CONCAT2(a, b)
|
||
|
|
#define CONCAT2(a, b) a##b
|
||
|
|
|
||
|
|
/* Use the right prefix for global labels. */
|
||
|
|
|
||
|
|
#define SYM(x) CONCAT1(__USER_LABEL_PREFIX__, x)
|
||
|
|
|
||
|
|
/* Use the right prefix for registers. */
|
||
|
|
|
||
|
|
#define REG(x) CONCAT1(__REG_PREFIX__, x)
|
||
|
|
|
||
|
|
#define eax REG(eax)
|
||
|
|
#define ebx REG(ebx)
|
||
|
|
#define ecx REG(ecx)
|
||
|
|
#define edx REG(edx)
|
||
|
|
#define esi REG(esi)
|
||
|
|
#define edi REG(edi)
|
||
|
|
#define ebp REG(ebp)
|
||
|
|
#define esp REG(esp)
|
||
|
|
|
||
|
|
#define st0 REG(st)
|
||
|
|
#define st1 REG(st(1))
|
||
|
|
#define st2 REG(st(2))
|
||
|
|
#define st3 REG(st(3))
|
||
|
|
#define st4 REG(st(4))
|
||
|
|
#define st5 REG(st(5))
|
||
|
|
#define st6 REG(st(6))
|
||
|
|
#define st7 REG(st(7))
|
||
|
|
|
||
|
|
#define ax REG(ax)
|
||
|
|
#define bx REG(bx)
|
||
|
|
#define cx REG(cx)
|
||
|
|
#define dx REG(dx)
|
||
|
|
|
||
|
|
#define ah REG(ah)
|
||
|
|
#define bh REG(bh)
|
||
|
|
#define ch REG(ch)
|
||
|
|
#define dh REG(dh)
|
||
|
|
|
||
|
|
#define al REG(al)
|
||
|
|
#define bl REG(bl)
|
||
|
|
#define cl REG(cl)
|
||
|
|
#define dl REG(dl)
|
||
|
|
|
||
|
|
#define mm1 REG(mm1)
|
||
|
|
#define mm2 REG(mm2)
|
||
|
|
#define mm3 REG(mm3)
|
||
|
|
#define mm4 REG(mm4)
|
||
|
|
#define mm5 REG(mm5)
|
||
|
|
#define mm6 REG(mm6)
|
||
|
|
#define mm7 REG(mm7)
|
||
|
|
|
||
|
|
#ifdef _I386MACH_NEED_SOTYPE_FUNCTION
|
||
|
|
#define SOTYPE_FUNCTION(sym) .type SYM(sym),@function
|
||
|
|
#else
|
||
|
|
#define SOTYPE_FUNCTION(sym)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef _I386MACH_ALLOW_HW_INTERRUPTS
|
||
|
|
#define __CLI
|
||
|
|
#define __STI
|
||
|
|
#else
|
||
|
|
#define __CLI cli
|
||
|
|
#define __STI sti
|
||
|
|
#endif
|