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- /* Configuration for an i386 running 386BSD as the target machine. */
-
- /* This is tested by i386gas.h. */
- #define YES_UNDERSCORES
-
- #include "i386gstabs.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. */
-
- #define perform_udivsi3(a,b) \
- { \
- 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)); \
- return ax; \
- }
-
- #define perform_divsi3(a,b) \
- { \
- 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)); \
- return ax; \
- }
-
- #define perform_umodsi3(a,b) \
- { \
- 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)); \
- return dx; \
- }
-
- #define perform_modsi3(a,b) \
- { \
- 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)); \
- return dx; \
- }
-
-
- #define perform_fixdfsi(a) \
- { \
- 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 = a; \
- 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
-