summaryrefslogtreecommitdiffstats
path: root/contrib/gcc/config/i386/386bsd.h
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/gcc/config/i386/386bsd.h')
-rw-r--r--contrib/gcc/config/i386/386bsd.h81
1 files changed, 81 insertions, 0 deletions
diff --git a/contrib/gcc/config/i386/386bsd.h b/contrib/gcc/config/i386/386bsd.h
new file mode 100644
index 0000000..cdab5f5
--- /dev/null
+++ b/contrib/gcc/config/i386/386bsd.h
@@ -0,0 +1,81 @@
+/* Configuration for an i386 running 386BSD as the target machine. */
+
+/* This is tested by i386gas.h. */
+#define YES_UNDERSCORES
+
+#include "i386/gstabs.h"
+
+/* Get perform_* macros to build libgcc.a. */
+#include "i386/perform.h"
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-Dunix -Di386 -D____386BSD____ -D__386BSD__ -DBSD_NET2 -Asystem(unix) -Asystem(bsd) -Acpu(i386) -Amachine(i386)"
+
+/* 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"
+
+/* 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
+
+/* Don't default to pcc-struct-return, because gcc is the only compiler, and
+ we want to retain compatibility with older gcc versions. */
+#define DEFAULT_PCC_STRUCT_RETURN 0
OpenPOWER on IntegriCloud