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(perform_*): Rename macro args to arg0, arg1.

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From-SVN: r3084
This commit is contained in:
Richard Stallman 1993-01-04 05:46:01 +00:00
parent 63671b345f
commit e1b027fa55
1 changed files with 17 additions and 14 deletions
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31
gcc/config/i386/386bsd.h
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@ -64,50 +64,53 @@
call libgcc for these functions. But programs might be linked with
code compiled by gcc 1, and then these will be used. */
#define perform_udivsi3(a,b) \
/* The arg names used to be a and b, but `a' appears inside strings
and that confuses non-ANSI cpp. */
#define perform_udivsi3(arg0,arg1) \
{ \
register int dx asm("dx"); \
register int ax asm("ax"); \
\
dx = 0; \
ax = a; \
asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b), "d" (dx)); \
ax = arg0; \
asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1), "d" (dx)); \
return ax; \
}
#define perform_divsi3(a,b) \
#define perform_divsi3(arg0,arg1) \
{ \
register int dx asm("dx"); \
register int ax asm("ax"); \
\
ax = a; \
asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b)); \
ax = arg0; \
asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1)); \
return ax; \
}
#define perform_umodsi3(a,b) \
#define perform_umodsi3(arg0,arg1) \
{ \
register int dx asm("dx"); \
register int ax asm("ax"); \
\
dx = 0; \
ax = a; \
asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b), "d" (dx)); \
ax = arg0; \
asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1), "d" (dx)); \
return dx; \
}
#define perform_modsi3(a,b) \
#define perform_modsi3(arg0,arg1) \
{ \
register int dx asm("dx"); \
register int ax asm("ax"); \
\
ax = a; \
asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b)); \
ax = arg0; \
asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1)); \
return dx; \
}
#define perform_fixdfsi(a) \
#define perform_fixdfsi(arg0) \
{ \
auto unsigned short ostatus; \
auto unsigned short nstatus; \
@ -122,7 +125,7 @@
asm volatile ("fnstcw %0" : "=m" (ostatus)); \
nstatus = ostatus | 0x0c00; \
asm volatile ("fldcw %0" : /* no outputs */ : "m" (nstatus)); \
tmp = a; \
tmp = arg0; \
asm volatile ("fldl %0" : /* no outputs */ : "m" (tmp)); \
asm volatile ("fistpl %0" : "=m" (ret)); \
asm volatile ("fldcw %0" : /* no outputs */ : "m" (ostatus)); \