--- /dev/null
+/* Definitions for AT&T assembler syntax for the Intel 80386.
+ Copyright (C) 1988 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING. If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/* Defines to be able to build libgcc.a with GCC. */
+
+/* It might seem that these are not important, since gcc 2 will never
+ call libgcc for these functions. But programs might be linked with
+ code compiled by gcc 1, and then these will be used. */
+
+/* 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 = arg0; \
+ asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1), "d" (dx)); \
+ return ax; \
+}
+
+#define perform_divsi3(arg0,arg1) \
+{ \
+ register int dx asm("dx"); \
+ register int ax asm("ax"); \
+ \
+ ax = arg0; \
+ asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1)); \
+ return ax; \
+}
+
+#define perform_umodsi3(arg0,arg1) \
+{ \
+ register int dx asm("dx"); \
+ register int ax asm("ax"); \
+ \
+ dx = 0; \
+ ax = arg0; \
+ asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1), "d" (dx)); \
+ return dx; \
+}
+
+#define perform_modsi3(arg0,arg1) \
+{ \
+ register int dx asm("dx"); \
+ register int ax asm("ax"); \
+ \
+ ax = arg0; \
+ asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (arg1)); \
+ return dx; \
+}
+
+#define perform_fixdfsi(arg0) \
+{ \
+ auto unsigned short ostatus; \
+ auto unsigned short nstatus; \
+ auto int ret; \
+ auto double tmp; \
+ \
+ &ostatus; /* guarantee these land in memory */ \
+ &nstatus; \
+ &ret; \
+ &tmp; \
+ \
+ asm volatile ("fnstcw %0" : "=m" (ostatus)); \
+ nstatus = ostatus | 0x0c00; \
+ asm volatile ("fldcw %0" : /* no outputs */ : "m" (nstatus)); \
+ tmp = arg0; \
+ asm volatile ("fldl %0" : /* no outputs */ : "m" (tmp)); \
+ asm volatile ("fistpl %0" : "=m" (ret)); \
+ asm volatile ("fldcw %0" : /* no outputs */ : "m" (ostatus)); \
+ \
+ return ret; \
+}
+