--- gcc/config/fx80/fx80.h	2018/04/24 18:10:25	1.1
+++ gcc/config/fx80/fx80.h	2018/04/24 18:29:16	1.1.1.4
@@ -1,5 +1,5 @@
 /* Definitions of target machine for GNU compiler.  Alliant FX version.
-   Copyright (C) 1989 Free Software Foundation, Inc.
+   Copyright (C) 1989, 1993, 1994, 1995 Free Software Foundation, Inc.
    Adapted from m68k.h by Paul Petersen (petersen@uicsrd.csrd.uiuc.edu)
    and Joe Weening (weening@gang-of-four.stanford.edu).
 
@@ -17,7 +17,8 @@ GNU General Public License for more deta
 
 You should have received a copy of the GNU General Public License
 along with GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
 
 
 /* This file is based on m68k.h, simplified by removing support for
@@ -26,7 +27,7 @@ the Free Software Foundation, 675 Mass A
 
 /* Names to predefine in the preprocessor for this target machine.  */
 
-#define CPP_PREDEFINES "-Dmc68000 -Dalliant -Dunix"
+#define CPP_PREDEFINES "-Dmc68000 -Dalliant -Dunix -Asystem(unix) -Acpu(m68k) -Amachine(m68k)"
 
 /* Print subsidiary information on the compiler version in use.  */
 
@@ -431,6 +432,7 @@ extern enum reg_class regno_reg_class[];
 
 /* Value is the number of bytes of arguments automatically
    popped when returning from a subroutine call.
+   FUNDECL is the declaration node of the function (as a tree),
    FUNTYPE is the data type of the function (as a tree),
    or for a library call it is an identifier node for the subroutine name.
    SIZE is the number of bytes of arguments passed on the stack. 
@@ -440,7 +442,7 @@ extern enum reg_class regno_reg_class[];
    could add to the pending stack adjustment the size of the argument
    descriptors that are pushed after the arguments.  */
 
-#define RETURN_POPS_ARGS(FUNTYPE,SIZE) (SIZE)
+#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) (SIZE)
 
 /* Define how to find the value returned by a function.
    VALTYPE is the data type of the value (as a tree).
@@ -841,10 +843,9 @@ extern enum reg_class regno_reg_class[];
 /* Nonzero if access to memory by bytes is slow and undesirable.  */
 #define SLOW_BYTE_ACCESS 0
 
-/* Define if shifts truncate the shift count
-   which implies one can omit a sign-extension or zero-extension
-   of a shift count.  */
-#define SHIFT_COUNT_TRUNCATED
+/* Define this to be nonzero if shift instructions ignore all but the low-order
+   few bits. */
+#define SHIFT_COUNT_TRUNCATED 1
 
 /* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits
    is done just by pretending it is already truncated.  */
@@ -888,19 +889,19 @@ extern enum reg_class regno_reg_class[];
 /* Check a `double' value for validity for a particular machine mode.
    This is defined to avoid crashes outputting certain constants.  */
 
-#define CHECK_FLOAT_VALUE(mode, d)					\
-  if ((mode) == SFmode)							\
+#define CHECK_FLOAT_VALUE(MODE, D, OVERFLOW)				\
+  if (OVERFLOW)								\
+    (D) = 3.4028234663852890e+38;					\
+  else if ((MODE) == SFmode)						\
     { 									\
       if ((d) > 3.4028234663852890e+38)					\
-	{ warning ("magnitude of value too large for `float'");		\
-	  (d) = 3.4028234663852890e+38; }				\
-      else if ((d) < -3.4028234663852890e+38)				\
-	{ warning ("magnitude of value too large for `float'");		\
-	  (d) = -3.4028234663852890e+38; }				\
-      else if (((d) > 0) && ((d) < 1.1754943508222873e-38))		\
-	(d) = 0.0;							\
+	(OVERFLOW) = 1, (D) = 3.4028234663852890e+38;			\
+      else if ((D) < -3.4028234663852890e+38)				\
+	(OVERFLOW) = 1, (D) = -3.4028234663852890e+38;			\
+      else if (((D) > 0) && ((D) < 1.1754943508222873e-38))		\
+	(OVERFLOW) = 1, (D) = 0.0;					\
       else if (((d) < 0) && ((d) > -1.1754943508222873e-38))		\
-	(d) = 0.0;							\
+	(OVERFLOW) = 1, (D) = 0.0;					\
     }
 
 /* Tell final.c how to eliminate redundant test instructions.  */
@@ -984,7 +985,7 @@ extern enum reg_class regno_reg_class[];
     switch (GET_CODE (cc_status.value2))			\
       { case PLUS: case MINUS: case MULT:			\
 	case DIV: case UDIV: case MOD: case UMOD: case NEG:	\
-	case ASHIFT: case LSHIFT: case ASHIFTRT: case LSHIFTRT:	\
+	case ASHIFT:  case ASHIFTRT: case LSHIFTRT:		\
 	case ROTATE: case ROTATERT:				\
 	  if (GET_MODE (cc_status.value2) != VOIDmode)		\
 	    cc_status.flags |= CC_NO_OVERFLOW;			\
@@ -1118,14 +1119,14 @@ do { union { float f; long l;} tem;			\
   fprintf (FILE, "\n"))
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,SIZE)               \
-{ int i; unsigned char *pp = (unsigned char *) (PTR);		\
+do { int i; unsigned char *pp = (unsigned char *) (PTR);	\
   fprintf((FILE), "\t.byte %d", (unsigned int)*pp++);		\
   for (i = 1; i < (SIZE); ++i, ++pp) {				\
     if ((i % 8) == 0)						\
       fprintf((FILE), "\n\t.byte %d", (unsigned int) *pp);	\
     else							\
       fprintf((FILE), ",%d", (unsigned int) *pp); }		\
-  fprintf ((FILE), "\n");       }
+  fprintf ((FILE), "\n");       } while (0)
 
 /* This is how to output an assembler line for a numeric constant byte.  */
 
@@ -1268,7 +1269,7 @@ do { union { float f; long l;} tem;			\
         fprintf (FILE, "#0r%.9g", u1.f);				\
       else								\
         fprintf (FILE, "#0x%x", u1.i); }				\
-  else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != DImode)	\
+  else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != VOIDmode)	\
     { union { double d; int i[2]; } u;					\
       u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X);	\
       fprintf (FILE, "#0r%.20g", u.d); }				\