85 lines
2.3 KiB
C
85 lines
2.3 KiB
C
/* Configuration for an i386 running NetBSD as the target machine.
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$Id: tm.h,v 1.3 1993/08/07 07:42:27 cgd Exp $
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*/
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/* This is tested by i386gas.h. */
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#define YES_UNDERSCORES
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#include "i386/gstabs.h"
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/* Get perform_* macros to build libgcc.a. */
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#include "i386/perform.h"
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES "-Dunix -Di386 -D____NetBSD____ -D__NetBSD__ -D____386BSD____ -D__386BSD__ -DBSD_NET2"
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/* Like the default, except no -lg. */
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#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "int"
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "short unsigned int"
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#define WCHAR_UNSIGNED 1
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 16
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/* NetBSD does have atexit. */
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#define HAVE_ATEXIT
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/* Redefine this to use %eax instead of %edx. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) \
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{ \
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if (flag_pic) \
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{ \
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fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \
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LPREFIX, (LABELNO)); \
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fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
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} \
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else \
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{ \
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fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \
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fprintf (FILE, "\tcall mcount\n"); \
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} \
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}
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/* There are conflicting reports about whether this system uses
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a different assembler syntax. wilson@cygnus.com says # is right. */
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#undef COMMENT_BEGIN
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#define COMMENT_BEGIN "#"
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#undef ASM_APP_ON
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#define ASM_APP_ON "#APP\n"
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#undef ASM_APP_OFF
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#define ASM_APP_OFF "#NO_APP\n"
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/* The following macros are stolen from i386v4.h */
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/* These have to be defined to get PIC code correct */
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/* This is how to output an element of a case-vector that is relative.
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This is only used for PIC code. See comments by the `casesi' insn in
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i386.md for an explanation of the expression this outputs. */
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#undef ASM_OUTPUT_ADDR_DIFF_ELT
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#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
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fprintf (FILE, "\t.long _GLOBAL_OFFSET_TABLE_+[.-%s%d]\n", LPREFIX, VALUE)
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/* Indicate that jump tables go in the text section. This is
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necessary when compiling PIC code. */
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#define JUMP_TABLES_IN_TEXT_SECTION
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/* Don't default to pcc-struct-return, because gcc is the only compiler, and
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we want to retain compatibility with older gcc versions. */
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#define DEFAULT_PCC_STRUCT_RETURN 0
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