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/* Configuration for an i386 running 386BSD as the target machine. */
/* This is tested by i386gas.h. */
#define YES_UNDERSCORES
#include "i386/gstabs.h"
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Dunix -Di386 -D____386BSD____ -D__386BSD__ -DBSD_NET2"
/* Like the default, except no -lg. */
#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
#undef WCHAR_TYPE
#define WCHAR_TYPE "short unsigned int"
#define WCHAR_UNSIGNED 1
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 16
/* 386BSD does have atexit. */
#define HAVE_ATEXIT
/* Redefine this to use %eax instead of %edx. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE, LABELNO) \
{ \
if (flag_pic) \
{ \
fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \
LPREFIX, (LABELNO)); \
fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
} \
else \
{ \
fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \
fprintf (FILE, "\tcall mcount\n"); \
} \
}
/* There are conflicting reports about whether this system uses
a different assembler syntax. wilson@cygnus.com says # is right. */
#undef COMMENT_BEGIN
#define COMMENT_BEGIN "#"
#undef ASM_APP_ON
#define ASM_APP_ON "#APP\n"
#undef ASM_APP_OFF
#define ASM_APP_OFF "#NO_APP\n"
/* Defines to be able to build libgcc.a with GCC.
These are the same as in i386mach.h. */
/* 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; \
}
/* The following macros are stolen from i386v4.h */
/* These have to be defined to get PIC code correct */
/* This is how to output an element of a case-vector that is relative.
This is only used for PIC code. See comments by the `casesi' insn in
i386.md for an explanation of the expression this outputs. */
#undef ASM_OUTPUT_ADDR_DIFF_ELT
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
fprintf (FILE, "\t.long _GLOBAL_OFFSET_TABLE_+[.-%s%d]\n", LPREFIX, VALUE)
/* Indicate that jump tables go in the text section. This is
necessary when compiling PIC code. */
#define JUMP_TABLES_IN_TEXT_SECTION
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