2013-03-11 19:13:25 +01:00
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/* This file was based on the modified setjmp.S performed by
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* Joel Sherill (joel@OARcorp.com) which specified the use
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* of the __USER_LABEL_PREFIX__ and __REGISTER_PREFIX__ macros.
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**
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** This file is distributed WITHOUT ANY WARRANTY; without even the implied
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** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/* These are predefined by new versions of GNU cpp. */
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#ifndef __USER_LABEL_PREFIX__
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#define __USER_LABEL_PREFIX__ _
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#endif
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#define __REG_PREFIX__ %
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/* ANSI concatenation macros. */
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#define CONCAT1(a, b) CONCAT2(a, b)
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#define CONCAT2(a, b) a##b
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/* Use the right prefix for global labels. */
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#define SYM(x) CONCAT1(__USER_LABEL_PREFIX__, x)
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/* Use the right prefix for registers. */
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#define REG(x) CONCAT1(__REG_PREFIX__, x)
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#define eax REG(eax)
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#define ebx REG(ebx)
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#define ecx REG(ecx)
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#define edx REG(edx)
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#define esi REG(esi)
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#define edi REG(edi)
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#define ebp REG(ebp)
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#define esp REG(esp)
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#define st0 REG(st)
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#define st1 REG(st(1))
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#define st2 REG(st(2))
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#define st3 REG(st(3))
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#define st4 REG(st(4))
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#define st5 REG(st(5))
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#define st6 REG(st(6))
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#define st7 REG(st(7))
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#define ax REG(ax)
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#define bx REG(bx)
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#define cx REG(cx)
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#define dx REG(dx)
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#define ah REG(ah)
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#define bh REG(bh)
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#define ch REG(ch)
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#define dh REG(dh)
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#define al REG(al)
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#define bl REG(bl)
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#define cl REG(cl)
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#define dl REG(dl)
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#define mm1 REG(mm1)
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#define mm2 REG(mm2)
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#define mm3 REG(mm3)
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#define mm4 REG(mm4)
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#define mm5 REG(mm5)
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#define mm6 REG(mm6)
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#define mm7 REG(mm7)
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#ifdef _I386MACH_NEED_SOTYPE_FUNCTION
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#define SOTYPE_FUNCTION(sym) .type SYM(sym),@function
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#else
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#define SOTYPE_FUNCTION(sym)
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#endif
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#ifdef _I386MACH_ALLOW_HW_INTERRUPTS
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#define __CLI
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#define __STI
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#else
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#define __CLI cli
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#define __STI sti
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#endif
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