Initial revision

From-SVN: r597

gcc/config/m68k/dpx2.h

+/*
+ * dpx2.h - Bull DPX/2 200 and 300 systems (m68k, SysVr3)
+ *
+ * $Id: dpx2.h,v 1.1 1992/03/11 04:21:30 sjg Exp sjg $
+ */
+
+#include "m68k.h"
+#undef SELECT_RTX_SECTION
+#include "svr3.h"
+
+/* See m68k.h.  7 means 68020 with 68881. 
+ * We really have 68030, but this will get us going.  
+ */
+#ifndef TARGET_DEFAULT
+#define TARGET_DEFAULT 7
+#endif
+
+#define OBJECT_FORMAT_COFF
+#define NO_SYS_SIGLIST
+
+#ifdef CPP_PREDEFINES
+#undef CPP_PREDEFINES
+#endif
+/*
+ * define all the things the compiler should
+ */
+#ifdef ncl_mr
+# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_mr=1"
+#else
+# ifdef ncl_el
+# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_el"
+# else
+#   define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020"
+# endif
+#endif
+
+#undef	CPP_SPEC
+/*
+ * use -ansi to imply POSIX and XOPEN and BULL source
+ * no -ansi implies _SYSV
+ */
+# define CPP_SPEC "%{ansi:-D_POSIX_SOURCE -D_XOPEN_SOURCE -D_BULL_SOURCE}\
+ %{!ansi:-D_SYSV}"
+
+#undef ASM_LONG
+#define ASM_LONG "\t.long"
+
+#define HAVE_ATEXIT
+#undef DO_GLOBAL_CTORS_BODY		/* don't use svr3.h version */
+#undef DO_GLOBAL_DTORS_BODY
+  
+#if 0 /* def DEBUG */
+/*
+ * find out where cc1 aborts
+ */
+#define abort() do { fprintf(stderr, "%s: aborting at line %d\n", \
+			     __FILE__, __LINE__); \
+ kill(getpid(), 6); } while (0)
+#endif
+
+/* 
+ * svr3.h says to use BSS_SECTION_FUNCTION
+ * but no one appears to, and there is
+ * no definition for m68k.
+ */
+#ifndef BSS_SECTION_FUNCTION
+# undef EXTRA_SECTION_FUNCTIONS
+# define EXTRA_SECTION_FUNCTIONS	\
+  CONST_SECTION_FUNCTION		\
+  INIT_SECTION_FUNCTION			\
+  FINI_SECTION_FUNCTION
+#endif
+
+#ifndef USE_GAS
+/*
+ * handle the native assembler.
+ * this does NOT yet work, there is much left to do.
+ * use GAS for now...
+ */
+#undef ASM_OUTPUT_SOURCE_FILENAME
+#define ASM_OUTPUT_SOURCE_FILENAME(FILE, NA)	\
+  do { fprintf ((FILE), "\t.file\t'%s'\n", (NA)); } while (0)
+
+#undef LOCAL_LABEL_PREFIX
+#define LOCAL_LABEL_PREFIX "."
+/* 
+ * we don't seem to support any of:
+ * .globl
+ * .even
+ * .align
+ * .ascii
+ */
+#undef ASM_GLOBALIZE_LABEL
+#define ASM_GLOBALIZE_LABEL(FILE,NAME) while (0)
+#undef ASM_OUTPUT_ALIGN
+#define ASM_OUTPUT_ALIGN(asm_out_file, align) while (0)
+#define STRING_LIMIT	(0)
+#undef ASM_APP_ON
+#define ASM_APP_ON ""
+#undef ASM_APP_OFF
+#define ASM_APP_OFF ""
+/*
+ * dc.b 'hello, world!'
+ * dc.b 10,0
+ * is how we have to output "hello, world!\n"
+ */
+#undef ASM_OUTPUT_ASCII
+#define ASM_OUTPUT_ASCII(asm_out_file, p, thissize)	\
+  do { register int i, c, f=0;			\
+  for (i = 0; i < thissize; i++) { 		\
+    c = p[i];					\
+    if (c == '\'' || c < ' ' || c > 127) {	\
+      switch(f) {				\
+      case 0: /* need to output dc.b etc */	\
+	fprintf(asm_out_file, "\tdc.b %d", c);	\
+	f=1;					\
+	break;					\
+      case 1:					\
+	fprintf(asm_out_file, ",%d", c);	\
+	break;					\
+      default:					\
+	/* close a string */			\
+	fprintf(asm_out_file, "'\n\tdc.b %d", c); \
+	f=1;					\
+	break;					\
+      }						\
+    } else {					\
+      switch(f) {				\
+      case 0:					\
+	fprintf(asm_out_file, "\tdc.b '%c", c);	\
+	f=2;					\
+	break;					\
+      case 2:					\
+	fprintf(asm_out_file, "%c", c);		\
+	break;					\
+      default:					\
+	fprintf(asm_out_file, "\n\tdc.b '%c", c); \
+	f=2;					\
+	break;					\
+      }						\
+    }						\
+  }						\
+  if (f==2)					\
+    putc('\'', asm_out_file);			\
+  putc('\n', asm_out_file); } while (0)
+
+/* This is how to output an insn to push a register on the stack.
+   It need not be very fast code.  */
+
+#undef ASM_OUTPUT_REG_PUSH
+#define ASM_OUTPUT_REG_PUSH(FILE,REGNO)  \
+  fprintf (FILE, "\tmove.l %s,-(sp)\n", reg_names[REGNO])
+
+/* This is how to output an insn to pop a register from the stack.
+   It need not be very fast code.  */
+
+#undef ASM_OUTPUT_REG_POP
+#define ASM_OUTPUT_REG_POP(FILE,REGNO)  \
+  fprintf (FILE, "\tmove.l (sp)+,%s\n", reg_names[REGNO])
+			
+#endif /* ! use gas */