projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 9bf86ebb PR |
1 | /* Configuration for an i386 running 386BSD as the target machine. */ |
| 2 | ||
| 3 | /* This is tested by i386gas.h. */ | |
| 4 | #define YES_UNDERSCORES | |
| 5 | ||
| 6 | #include "i386/gstabs.h" | |
| 7 | ||
| 8 | /* Get perform_* macros to build libgcc.a. */ | |
| 9 | #include "i386/perform.h" | |
| 10 | ||
| 11 | #undef CPP_PREDEFINES | |
| 12 | #define CPP_PREDEFINES "-Dunix -Di386 -D____386BSD____ -D__386BSD__ -DBSD_NET2" | |
| 13 | ||
| 14 | /* Like the default, except no -lg. */ | |
| 15 | #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" | |
| 16 | ||
| 17 | #undef SIZE_TYPE | |
| 18 | #define SIZE_TYPE "unsigned int" | |
| 19 | ||
| 20 | #undef PTRDIFF_TYPE | |
| 21 | #define PTRDIFF_TYPE "int" | |
| 22 | ||
| 23 | #undef WCHAR_TYPE | |
| 24 | #define WCHAR_TYPE "short unsigned int" | |
| 25 | ||
| 26 | #define WCHAR_UNSIGNED 1 | |
| 27 | ||
| 28 | #undef WCHAR_TYPE_SIZE | |
| 29 | #define WCHAR_TYPE_SIZE 16 | |
| 30 | ||
| 31 | /* 386BSD does have atexit. */ | |
| 32 | ||
| 33 | #define HAVE_ATEXIT | |
| 34 | ||
| 35 | /* Redefine this to use %eax instead of %edx. */ | |
| 36 | #undef FUNCTION_PROFILER | |
| 37 | #define FUNCTION_PROFILER(FILE, LABELNO) \ | |
| 38 | { \ | |
| 39 | if (flag_pic) \ | |
| 40 | { \ | |
| 41 | fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \ | |
| 42 | LPREFIX, (LABELNO)); \ | |
| 43 | fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \ | |
| 44 | } \ | |
| 45 | else \ | |
| 46 | { \ | |
| 47 | fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \ | |
| 48 | fprintf (FILE, "\tcall mcount\n"); \ | |
| 49 | } \ | |
| 50 | } | |
| 51 | ||
| 52 | /* There are conflicting reports about whether this system uses | |
| 53 | a different assembler syntax. wilson@cygnus.com says # is right. */ | |
| 54 | #undef COMMENT_BEGIN | |
| 55 | #define COMMENT_BEGIN "#" | |
| 56 | ||
| 57 | #undef ASM_APP_ON | |
| 58 | #define ASM_APP_ON "#APP\n" | |
| 59 | ||
| 60 | #undef ASM_APP_OFF | |
| 61 | #define ASM_APP_OFF "#NO_APP\n" | |
| 62 | \f | |
| 63 | /* The following macros are stolen from i386v4.h */ | |
| 64 | /* These have to be defined to get PIC code correct */ | |
| 65 | ||
| 66 | /* This is how to output an element of a case-vector that is relative. | |
| 67 | This is only used for PIC code. See comments by the `casesi' insn in | |
| 68 | i386.md for an explanation of the expression this outputs. */ | |
| 69 | ||
| 70 | #undef ASM_OUTPUT_ADDR_DIFF_ELT | |
| 71 | #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \ | |
| 72 | fprintf (FILE, "\t.long _GLOBAL_OFFSET_TABLE_+[.-%s%d]\n", LPREFIX, VALUE) | |
| 73 | ||
| 74 | /* Indicate that jump tables go in the text section. This is | |
| 75 | necessary when compiling PIC code. */ | |
| 76 | ||
| 77 | #define JUMP_TABLES_IN_TEXT_SECTION | |
| 78 | ||
| 79 | /* Don't default to pcc-struct-return, because gcc is the only compiler, and | |
| 80 | we want to retain compatibility with older gcc versions. */ | |
| 81 | #define DEFAULT_PCC_STRUCT_RETURN 0 |