From: Richard Henderson <rth@redhat.com>
Date: Sun, 15 Jul 2001 07:17:29 +0000 (-0700)
Subject: alpha.h (TARGET_ABI_OSF): New.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=be7b80f42726389bd25888ede4f13d276bb12ef0;p=gcc.git

alpha.h (TARGET_ABI_OSF): New.

        * config/alpha/alpha.h (TARGET_ABI_OSF): New.
        (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
        * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
        * config/alpha/alpha.c: Likewise.
        * config/alpha/alpha.md: Likewise.
        * config/alpha/alpha32.h: Likewise.
        * config/alpha/vms.h: Likewise.
        (OPEN_VMS): Remove.

From-SVN: r44016
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0e3a3577213..b7e9e881ce8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,14 @@
+2001-07-15  Richard Henderson  <rth@redhat.com>
+
+	* config/alpha/alpha.h (TARGET_ABI_OSF): New.
+	(TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
+	* config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
+	* config/alpha/alpha.c: Likewise.
+	* config/alpha/alpha.md: Likewise.
+	* config/alpha/alpha32.h: Likewise.
+	* config/alpha/vms.h: Likewise.
+	(OPEN_VMS): Remove.
+
 2001-07-14  Richard Henderson  <rth@redhat.com>
 
 	* config/alpha/alpha.md: Use define_constants for unspec values.
diff --git a/gcc/config/alpha/alpha-protos.h b/gcc/config/alpha/alpha-protos.h
index a625ece21af..c6c4b7b9c5a 100644
--- a/gcc/config/alpha/alpha-protos.h
+++ b/gcc/config/alpha/alpha-protos.h
@@ -111,7 +111,7 @@ extern int check_float_value PARAMS ((enum machine_mode,
 				     REAL_VALUE_TYPE *, int));
 #endif
 
-#if OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
 #ifdef HAVE_MACHINE_MODES
 extern enum avms_arg_type alpha_arg_type PARAMS ((enum machine_mode));
 #endif
@@ -121,7 +121,7 @@ extern rtx alpha_arg_info_reg_val PARAMS ((CUMULATIVE_ARGS));
 #ifdef BUFSIZ
 extern void alpha_write_linkage PARAMS ((FILE *));
 #endif
-#endif /* OPEN_VMS */
+#endif /* TARGET_ABI_OPEN_VMS */
 
 #ifdef RTX_CODE
 extern rtx alpha_need_linkage PARAMS ((const char *, int));
diff --git a/gcc/config/alpha/alpha.c b/gcc/config/alpha/alpha.c
index 1f62d0d8e7f..5daa1b9ff7c 100644
--- a/gcc/config/alpha/alpha.c
+++ b/gcc/config/alpha/alpha.c
@@ -133,7 +133,7 @@ static void alpha_output_function_end_prologue
   PARAMS ((FILE *));
 
 /* Get the number of args of a function in one of two ways.  */
-#ifdef OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
 #define NUM_ARGS current_function_args_info.num_args
 #else
 #define NUM_ARGS current_function_args_info
@@ -143,7 +143,7 @@ static void alpha_output_function_end_prologue
 #define REG_RA 26
 
 /* Initialize the GCC target structure.  */
-#ifdef OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
    static int vms_valid_decl_attribute_p PARAMS ((tree, tree, tree, tree));
 #  undef TARGET_VALID_DECL_ATTRIBUTE
 #  define TARGET_VALID_DECL_ATTRIBUTE vms_valid_decl_attribute_p
@@ -740,9 +740,17 @@ call_operand (op, mode)
   if (mode != Pmode)
     return 0;
 
-  return (GET_CODE (op) == SYMBOL_REF
-	  || (GET_CODE (op) == REG
-	      && (TARGET_OPEN_VMS || TARGET_WINDOWS_NT || REGNO (op) == 27)));
+  if (GET_CODE (op) == SYMBOL_REF)
+    return 1;
+  if (GET_CODE (op) == REG)
+    {
+      if (TARGET_ABI_OSF)
+	return REGNO (op) == 27;
+      else
+	return 1;
+    }
+
+  return 0;
 }
 
 /* Return 1 if OP is a valid Alpha comparison operator.  Here we know which
@@ -1059,7 +1067,9 @@ addition_operation (op, mode)
 int
 direct_return ()
 {
-  return (! TARGET_OPEN_VMS && reload_completed && alpha_sa_size () == 0
+  return (! TARGET_ABI_OPEN_VMS
+	  && reload_completed
+	  && alpha_sa_size () == 0
 	  && get_frame_size () == 0
 	  && current_function_outgoing_args_size == 0
 	  && current_function_pretend_args_size == 0);
@@ -2156,7 +2166,7 @@ alpha_lookup_xfloating_lib_func (code)
      knowledge of the G_floating routines.  */
   if (TARGET_FLOAT_VAX)
     {
-      if (TARGET_OPEN_VMS)
+      if (TARGET_ABI_OPEN_VMS)
 	{
 	  if (code == FLOAT_EXTEND)
 	    return "OTS$CVT_FLOAT_G_X";
@@ -2172,7 +2182,7 @@ alpha_lookup_xfloating_lib_func (code)
 	}
     }
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     ops = vms_xfloating_ops;
   else
     ops = osf_xfloating_ops;
@@ -4057,7 +4067,7 @@ alpha_initialize_trampoline (tramp, fnaddr, cxt, fnofs, cxtofs, jmpofs)
 {
   rtx temp, temp1, addr;
   /* VMS really uses DImode pointers in memory at this point.  */
-  enum machine_mode mode = TARGET_OPEN_VMS ? Pmode : ptr_mode;
+  enum machine_mode mode = TARGET_ABI_OPEN_VMS ? Pmode : ptr_mode;
 
 #ifdef POINTERS_EXTEND_UNSIGNED
   fnaddr = convert_memory_address (mode, fnaddr);
@@ -4126,7 +4136,14 @@ function_arg (cum, mode, type, named)
   int basereg;
   int num_args;
 
-#ifndef OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
+  if (mode == VOIDmode)
+    return alpha_arg_info_reg_val (cum);
+
+  num_args = cum.num_args;
+  if (num_args >= 6 || MUST_PASS_IN_STACK (mode, type))
+    return NULL_RTX;
+#else
   if (cum >= 6)
     return NULL_RTX;
   num_args = cum;
@@ -4138,14 +4155,7 @@ function_arg (cum, mode, type, named)
     return NULL_RTX;
   else if (FUNCTION_ARG_PASS_BY_REFERENCE (cum, mode, type, named))
     basereg = 16;
-#else
-  if (mode == VOIDmode)
-    return alpha_arg_info_reg_val (cum);
-
-  num_args = cum.num_args;
-  if (num_args >= 6 || MUST_PASS_IN_STACK (mode, type))
-    return NULL_RTX;
-#endif /* OPEN_VMS */
+#endif /* TARGET_ABI_OPEN_VMS */
   else if (TARGET_FPREGS
 	   && (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT
 	       || GET_MODE_CLASS (mode) == MODE_FLOAT))
@@ -4161,7 +4171,7 @@ alpha_build_va_list ()
 {
   tree base, ofs, record, type_decl;
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     return ptr_type_node;
 
   record = make_lang_type (RECORD_TYPE);
@@ -4198,7 +4208,7 @@ alpha_va_start (stdarg_p, valist, nextarg)
   if (TREE_CODE (TREE_TYPE (valist)) == ERROR_MARK)
     return;
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     std_expand_builtin_va_start (stdarg_p, valist, nextarg);
 
   /* For Unix, SETUP_INCOMING_VARARGS moves the starting address base
@@ -4246,7 +4256,7 @@ alpha_va_arg (valist, type)
   tree wide_type, wide_ofs;
   int indirect = 0;
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     return std_expand_builtin_va_arg (valist, type);
 
   tsize = ((TREE_INT_CST_LOW (TYPE_SIZE (type)) / BITS_PER_UNIT + 7) / 8) * 8;
@@ -4343,7 +4353,7 @@ alpha_sa_mask (imaskP, fmaskP)
   if (!current_function_is_thunk)
 #endif
     {
-      if (TARGET_OPEN_VMS && vms_is_stack_procedure)
+      if (TARGET_ABI_OPEN_VMS && vms_is_stack_procedure)
 	imask |= (1L << HARD_FRAME_POINTER_REGNUM);
 
       /* One for every register we have to save.  */
@@ -4396,7 +4406,7 @@ alpha_sa_size ()
 	  sa_size++;
     }
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     {
       /* Start by assuming we can use a register procedure if we don't
 	 make any calls (REG_RA not used) or need to save any
@@ -4462,7 +4472,7 @@ alpha_using_fp ()
   return vms_unwind_regno == HARD_FRAME_POINTER_REGNUM;
 }
 
-#ifdef OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
 
 static int
 vms_valid_decl_attribute_p (decl, attributes, identifier, args)
@@ -4484,7 +4494,7 @@ alpha_does_function_need_gp ()
   rtx insn;
 
   /* We never need a GP for Windows/NT or VMS.  */
-  if (TARGET_WINDOWS_NT || TARGET_OPEN_VMS)
+  if (TARGET_ABI_WINDOWS_NT || TARGET_ABI_OPEN_VMS)
     return 0;
 
   if (TARGET_PROFILING_NEEDS_GP && profile_flag)
@@ -4593,7 +4603,7 @@ alpha_expand_prologue ()
   sa_size = alpha_sa_size ();
 
   frame_size = get_frame_size ();
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     frame_size = ALPHA_ROUND (sa_size 
 			      + (vms_is_stack_procedure ? 8 : 0)
 			      + frame_size
@@ -4604,7 +4614,7 @@ alpha_expand_prologue ()
 		  + ALPHA_ROUND (frame_size
 				 + current_function_pretend_args_size));
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     reg_offset = 8;
   else
     reg_offset = ALPHA_ROUND (current_function_outgoing_args_size);
@@ -4612,7 +4622,7 @@ alpha_expand_prologue ()
   alpha_sa_mask (&imask, &fmask);
 
   /* Emit an insn to reload GP, if needed.  */
-  if (!TARGET_OPEN_VMS && !TARGET_WINDOWS_NT)
+  if (TARGET_ABI_OSF)
     {
       alpha_function_needs_gp = alpha_does_function_need_gp ();
       if (alpha_function_needs_gp)
@@ -4682,7 +4692,7 @@ alpha_expand_prologue ()
 	  emit_move_insn (last, const0_rtx);
 	}
 
-      if (TARGET_WINDOWS_NT)
+      if (TARGET_ABI_WINDOWS_NT)
 	{
 	  /* For NT stack unwind (done by 'reverse execution'), it's
 	     not OK to take the result of a loop, even though the value
@@ -4737,7 +4747,7 @@ alpha_expand_prologue ()
     }
     
   /* Save regs in stack order.  Beginning with VMS PV.  */
-  if (TARGET_OPEN_VMS && vms_is_stack_procedure)
+  if (TARGET_ABI_OPEN_VMS && vms_is_stack_procedure)
     {
       mem = gen_rtx_MEM (DImode, stack_pointer_rtx);
       set_mem_alias_set (mem, alpha_sr_alias_set);
@@ -4773,7 +4783,7 @@ alpha_expand_prologue ()
 	reg_offset += 8;
       }
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     {
       if (!vms_is_stack_procedure)
 	/* Register frame procedures fave the fp.  */
@@ -4847,7 +4857,7 @@ alpha_start_function (file, fnname, decl)
   sa_size = alpha_sa_size ();
 
   frame_size = get_frame_size ();
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     frame_size = ALPHA_ROUND (sa_size 
 			      + (vms_is_stack_procedure ? 8 : 0)
 			      + frame_size
@@ -4858,7 +4868,7 @@ alpha_start_function (file, fnname, decl)
 		  + ALPHA_ROUND (frame_size
 				 + current_function_pretend_args_size));
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     reg_offset = 8;
   else
     reg_offset = ALPHA_ROUND (current_function_outgoing_args_size);
@@ -4883,7 +4893,7 @@ alpha_start_function (file, fnname, decl)
     }
 
   /* Issue function start and label.  */
-  if (TARGET_OPEN_VMS || !flag_inhibit_size_directive)
+  if (TARGET_ABI_OPEN_VMS || !flag_inhibit_size_directive)
     {
       fputs ("\t.ent ", file);
       assemble_name (file, fnname);
@@ -4891,8 +4901,7 @@ alpha_start_function (file, fnname, decl)
 
       /* If the function needs GP, we'll write the "..ng" label there.
 	 Otherwise, do it here.  */
-      if (! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT
-	  && ! alpha_function_needs_gp)
+      if (TARGET_ABI_OSF && ! alpha_function_needs_gp)
 	{
 	  putc ('$', file);
 	  assemble_name (file, fnname);
@@ -4901,15 +4910,15 @@ alpha_start_function (file, fnname, decl)
     }
 
   strcpy (entry_label, fnname);
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     strcat (entry_label, "..en");
   ASM_OUTPUT_LABEL (file, entry_label);
   inside_function = TRUE;
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     fprintf (file, "\t.base $%d\n", vms_base_regno);
 
-  if (!TARGET_OPEN_VMS && TARGET_IEEE_CONFORMANT
+  if (!TARGET_ABI_OPEN_VMS && TARGET_IEEE_CONFORMANT
       && !flag_inhibit_size_directive)
     {
       /* Set flags in procedure descriptor to request IEEE-conformant
@@ -4925,7 +4934,7 @@ alpha_start_function (file, fnname, decl)
   /* Describe our frame.  If the frame size is larger than an integer,
      print it as zero to avoid an assembler error.  We won't be
      properly describing such a frame, but that's the best we can do.  */
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     {
       fprintf (file, "\t.frame $%d,", vms_unwind_regno);
       fprintf (file, HOST_WIDE_INT_PRINT_DEC,
@@ -4945,7 +4954,7 @@ alpha_start_function (file, fnname, decl)
     }
 
   /* Describe which registers were spilled.  */
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     {
       if (imask)
         /* ??? Does VMS care if mask contains ra?  The old code did'nt
@@ -4979,7 +4988,7 @@ alpha_start_function (file, fnname, decl)
 	}
     }
 
-#ifdef OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
   /* Ifdef'ed cause readonly_section and link_section are only
      available then.  */
   readonly_section ();
@@ -5009,9 +5018,9 @@ static void
 alpha_output_function_end_prologue (file)
      FILE *file;
 {
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     fputs ("\t.prologue\n", file);
-  else if (TARGET_WINDOWS_NT)
+  else if (TARGET_ABI_WINDOWS_NT)
     fputs ("\t.prologue 0\n", file);
   else if (!flag_inhibit_size_directive)
     fprintf (file, "\t.prologue %d\n", alpha_function_needs_gp);
@@ -5046,7 +5055,7 @@ alpha_expand_epilogue ()
   sa_size = alpha_sa_size ();
 
   frame_size = get_frame_size ();
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     frame_size = ALPHA_ROUND (sa_size 
 			      + (vms_is_stack_procedure ? 8 : 0)
 			      + frame_size
@@ -5057,15 +5066,15 @@ alpha_expand_epilogue ()
 		  + ALPHA_ROUND (frame_size
 				 + current_function_pretend_args_size));
 
-  if (TARGET_OPEN_VMS)
+  if (TARGET_ABI_OPEN_VMS)
     reg_offset = 8;
   else
     reg_offset = ALPHA_ROUND (current_function_outgoing_args_size);
 
   alpha_sa_mask (&imask, &fmask);
 
-  fp_is_frame_pointer = ((TARGET_OPEN_VMS && vms_is_stack_procedure)
-			 || (!TARGET_OPEN_VMS && frame_pointer_needed));
+  fp_is_frame_pointer = ((TARGET_ABI_OPEN_VMS && vms_is_stack_procedure)
+			 || (!TARGET_ABI_OPEN_VMS && frame_pointer_needed));
   fp_offset = 0;
   sa_reg = stack_pointer_rtx;
 
@@ -5077,9 +5086,9 @@ alpha_expand_epilogue ()
   if (sa_size)
     {
       /* If we have a frame pointer, restore SP from it.  */
-      if ((TARGET_OPEN_VMS
+      if ((TARGET_ABI_OPEN_VMS
 	   && vms_unwind_regno == HARD_FRAME_POINTER_REGNUM)
-	  || (!TARGET_OPEN_VMS && frame_pointer_needed))
+	  || (!TARGET_ABI_OPEN_VMS && frame_pointer_needed))
 	FRP (emit_move_insn (stack_pointer_rtx, hard_frame_pointer_rtx));
 
       /* Cope with very large offsets to the register save area.  */
@@ -5188,7 +5197,7 @@ alpha_expand_epilogue ()
 	  set_mem_alias_set (mem, alpha_sr_alias_set);
 	  FRP (emit_move_insn (hard_frame_pointer_rtx, mem));
 	}
-      else if (TARGET_OPEN_VMS)
+      else if (TARGET_ABI_OPEN_VMS)
 	{
 	  emit_insn (gen_blockage ());
 	  FRP (emit_move_insn (hard_frame_pointer_rtx,
@@ -5202,7 +5211,7 @@ alpha_expand_epilogue ()
     }
   else 
     {
-      if (TARGET_OPEN_VMS && !vms_is_stack_procedure)
+      if (TARGET_ABI_OPEN_VMS && !vms_is_stack_procedure)
         {
           emit_insn (gen_blockage ());
           FRP (emit_move_insn (hard_frame_pointer_rtx,
@@ -6270,7 +6279,7 @@ check_float_value (mode, d, overflow)
   return 0;
 }
 
-#if OPEN_VMS
+#if TARGET_ABI_OPEN_VMS
 
 /* Return the VMS argument type corresponding to MODE.  */
 
@@ -6466,4 +6475,4 @@ alpha_need_linkage (name, is_local)
   return NULL_RTX;
 }
 
-#endif /* OPEN_VMS */
+#endif /* TARGET_ABI_OPEN_VMS */
diff --git a/gcc/config/alpha/alpha.h b/gcc/config/alpha/alpha.h
index b04be3586b3..1a1bb7133c0 100644
--- a/gcc/config/alpha/alpha.h
+++ b/gcc/config/alpha/alpha.h
@@ -173,12 +173,9 @@ extern enum alpha_fp_trap_mode alpha_fptm;
 #define TARGET_SUPPORT_ARCH	(target_flags & MASK_SUPPORT_ARCH)
 
 /* These are for target os support and cannot be changed at runtime.  */
-#ifndef TARGET_WINDOWS_NT
-#define TARGET_WINDOWS_NT 0
-#endif
-#ifndef TARGET_OPEN_VMS
-#define TARGET_OPEN_VMS 0
-#endif
+#define TARGET_ABI_WINDOWS_NT 0
+#define TARGET_ABI_OPEN_VMS 0
+#define TARGET_ABI_OSF (!TARGET_ABI_WINDOWS_NT && !TARGET_ABI_OPEN_VMS)
 
 #ifndef TARGET_AS_CAN_SUBTRACT_LABELS
 #define TARGET_AS_CAN_SUBTRACT_LABELS TARGET_GAS
@@ -2147,7 +2144,7 @@ literal_section ()						\
 /* This is how to output an element of a case-vector that is relative.  */
 
 #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
-  fprintf (FILE, "\t.%s $L%d\n", TARGET_WINDOWS_NT ? "long" : "gprel32", \
+  fprintf (FILE, "\t.%s $L%d\n", TARGET_ABI_WINDOWS_NT ? "long" : "gprel32", \
 	   (VALUE))
 
 /* This is how to output an assembler line
@@ -2197,7 +2194,7 @@ do {									\
   const char *fn_name = XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0);	\
   int reg;								\
 									\
-  if (! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT)				\
+  if (TARGET_ABI_OSF)							\
     fprintf (FILE, "\tldgp $29,0($27)\n");				\
 									\
   /* Mark end of prologue.  */						\
diff --git a/gcc/config/alpha/alpha.md b/gcc/config/alpha/alpha.md
index 4f277b5baaf..dc9f5078cc2 100644
--- a/gcc/config/alpha/alpha.md
+++ b/gcc/config/alpha/alpha.md
@@ -227,14 +227,14 @@
   (and (eq_attr "cpu" "ev5")
        (eq_attr "type" "fadd,fcmov,fmul,fcpys,fbr,fdiv"))
   4 1)
-  
+
 (define_function_unit "ev5_fm" 1 0
   (and (eq_attr "cpu" "ev5")
        (eq_attr "type" "fmul"))
   4 1)
 
 ; Add and cmov as you would expect; fbr never produces a result;
-; fdiv issues through fa to the divider, 
+; fdiv issues through fa to the divider,
 (define_function_unit "ev5_fa" 1 0
   (and (eq_attr "cpu" "ev5")
        (eq_attr "type" "fadd,fcmov,fbr,fdiv"))
@@ -259,7 +259,7 @@
 ;; EV6 has two symmetric pairs ("clusters") of two asymetric integer units
 ;; ("upper" and "lower"), yielding pipe names U0, U1, L0, L1.
 
-;; Conditional moves decompose into two independant primitives, each 
+;; Conditional moves decompose into two independant primitives, each
 ;; taking one cycle.  Since ev6 is out-of-order, we can't see anything
 ;; but two cycles.
 (define_function_unit "ev6_ebox" 4 0
@@ -344,7 +344,7 @@
 
 ;; For the FPU we are very similar to EV5, except there's no insn that
 ;; can issue to fm & fa, so we get to leave that out.
-  
+
 (define_function_unit "ev6_fm" 1 0
   (and (eq_attr "cpu" "ev6")
        (eq_attr "type" "fmul"))
@@ -614,7 +614,7 @@
 ;;   (that's a bug, but not one we can do anything about).  As of NT4.0 SP3,
 ;;   the exception handling code will loop if a subq is used and an
 ;;   exception occurs.
-;;  
+;;
 ;;   The 19980616 change to emit prologues as RTL also confused some
 ;;   versions of GDB, which also interprets prologues.  This has been
 ;;   fixed as of GDB 4.18, but it does not harm to unconditionally
@@ -986,7 +986,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:SI 0 "nonimmediate_operand" "")
 	(subreg:SI (reg:DI 27) 0))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "udivsi3"
@@ -1000,7 +1000,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:SI 0 "nonimmediate_operand" "")
 	(subreg:SI (reg:DI 27) 0))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "modsi3"
@@ -1014,7 +1014,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:SI 0 "nonimmediate_operand" "")
 	(subreg:SI (reg:DI 27) 0))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "umodsi3"
@@ -1028,7 +1028,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:SI 0 "nonimmediate_operand" "")
 	(subreg:SI (reg:DI 27) 0))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "divdi3"
@@ -1041,7 +1041,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:DI 0 "nonimmediate_operand" "")
 	(reg:DI 27))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "udivdi3"
@@ -1054,7 +1054,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:DI 0 "nonimmediate_operand" "")
 	(reg:DI 27))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "moddi3"
@@ -1067,7 +1067,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:DI 0 "nonimmediate_operand" "")
 	(reg:DI 27))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 (define_expand "umoddi3"
@@ -1080,7 +1080,7 @@
 	      (clobber (reg:DI 28))])
    (set (match_operand:DI 0 "nonimmediate_operand" "")
 	(reg:DI 27))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "")
 
 ;; Lengths of 8 for ldq $t12,__divq($gp); jsr $t9,($t12),__divq as
@@ -1091,7 +1091,7 @@
 			[(reg:DI 24) (reg:DI 25)])))
    (clobber (reg:DI 23))
    (clobber (reg:DI 28))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "%E0 $24,$25,$27"
   [(set_attr "type" "jsr")
    (set_attr "length" "8")])
@@ -1102,7 +1102,7 @@
 			[(reg:DI 24) (reg:DI 25)]))
    (clobber (reg:DI 23))
    (clobber (reg:DI 28))]
-  "!TARGET_OPEN_VMS"
+  "! TARGET_ABI_OPEN_VMS"
   "%E0 $24,$25,$27"
   [(set_attr "type" "jsr")
    (set_attr "length" "8")])
@@ -1212,7 +1212,7 @@
   if (! TARGET_BWX)
     operands[1] = force_reg (QImode, operands[1]);
 }")
-  
+
 (define_insn "*zero_extendqidi2_bwx"
   [(set (match_operand:DI 0 "register_operand" "=r,r")
 	(zero_extend:DI (match_operand:QI 1 "nonimmediate_operand" "r,m")))]
@@ -1228,7 +1228,7 @@
   "! TARGET_BWX"
   "and %1,0xff,%0"
   [(set_attr "type" "ilog")])
-  
+
 (define_expand "zero_extendhisi2"
   [(set (match_operand:SI 0 "register_operand" "")
 	(zero_extend:SI (match_operand:HI 1 "nonimmediate_operand" "")))]
@@ -1339,7 +1339,7 @@
   "eqv %r1,%2,%0"
   [(set_attr "type" "ilog")])
 
-;; Handle the FFS insn iff we support CIX. 
+;; Handle the FFS insn iff we support CIX.
 
 (define_expand "ffsdi2"
   [(set (match_dup 2)
@@ -1361,7 +1361,7 @@
 	(unspec:DI [(match_operand:DI 1 "register_operand" "r")] UNSPEC_CTTZ))]
   "TARGET_CIX"
   "cttz %1,%0"
-  ; EV6 calls all mvi and cttz/ctlz/popc class imisc, so just 
+  ; EV6 calls all mvi and cttz/ctlz/popc class imisc, so just
   ; reuse the existing type name.
   [(set_attr "type" "mvi")])
 
@@ -1407,7 +1407,7 @@
 ;;    return \"s%P2addl %r1,0,%0\";
 ;; }"
 ;;  [(set_attr "type" "iadd")])
-			  
+
 (define_insn "lshrdi3"
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(lshiftrt:DI (match_operand:DI 1 "reg_or_0_operand" "rJ")
@@ -1440,7 +1440,7 @@
 				   force_reg (QImode, operands[1])));
       DONE;
     }
- 
+
  /* If we have an unaligned MEM, extend to DImode (which we do
      specially) and then copy to the result.  */
   if (unaligned_memory_operand (operands[1], HImode))
@@ -1687,7 +1687,7 @@
   [(set_attr "type" "shift")])
 
 ;; Combine has some strange notion of preserving existing undefined behaviour
-;; in shifts larger than a word size.  So capture these patterns that it 
+;; in shifts larger than a word size.  So capture these patterns that it
 ;; should have turned into zero_extracts.
 
 (define_insn "*extxl_1"
@@ -1774,11 +1774,11 @@
 ;;		   (match_dup 4)))]
 ;;  "
 ;;{
-;;  operands[6] = plus_constant (operands[3], 
+;;  operands[6] = plus_constant (operands[3],
 ;;			       INTVAL (operands[2]) / BITS_PER_UNIT);
 ;;  operands[7] = GEN_INT (- INTVAL (operands[2]) / BITS_PER_UNIT);
 ;;}")
-  
+
 (define_insn "*insbl_const"
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(ashift:DI (zero_extend:DI (match_operand:QI 1 "register_operand" "r"))
@@ -2353,7 +2353,7 @@
      bit at bit 48 of the fraction, which is representable in DFmode,
      which prevents rounding error in the final conversion to SFmode.  */
 
-  emit_insn (gen_rtx_SET (VOIDmode, sticky, 
+  emit_insn (gen_rtx_SET (VOIDmode, sticky,
 			  gen_rtx_NE (DImode, lo, const0_rtx)));
   emit_insn (gen_iordi3 (hi, hi, sticky));
   emit_insn (gen_trunctfdf2 (tmpf, arg));
@@ -3039,7 +3039,7 @@
   [(set_attr "type" "icmov")])
 
 (define_expand "umaxdi3"
-  [(set (match_dup 3) 
+  [(set (match_dup 3)
 	(leu:DI (match_operand:DI 1 "reg_or_0_operand" "")
 		(match_operand:DI 2 "reg_or_8bit_operand" "")))
    (set (match_operand:DI 0 "register_operand" "")
@@ -3250,7 +3250,7 @@
 
 (define_insn "*movdfcc_internal"
   [(set (match_operand:DF 0 "register_operand" "=f,f")
-	(if_then_else:DF 
+	(if_then_else:DF
 	 (match_operator 3 "signed_comparison_operator"
 			 [(match_operand:DF 4 "reg_or_fp0_operand" "fG,fG")
 			  (match_operand:DF 2 "fp0_operand" "G,G")])
@@ -3264,7 +3264,7 @@
 
 (define_insn "*movsfcc_internal"
   [(set (match_operand:SF 0 "register_operand" "=f,f")
-	(if_then_else:SF 
+	(if_then_else:SF
 	 (match_operator 3 "signed_comparison_operator"
 			 [(match_operand:DF 4 "reg_or_fp0_operand" "fG,fG")
 			  (match_operand:DF 2 "fp0_operand" "G,G")])
@@ -3278,7 +3278,7 @@
 
 (define_insn "*movdfcc_ext1"
   [(set (match_operand:DF 0 "register_operand" "=f,f")
-	(if_then_else:DF 
+	(if_then_else:DF
 	 (match_operator 3 "signed_comparison_operator"
 			 [(match_operand:DF 4 "reg_or_fp0_operand" "fG,fG")
 			  (match_operand:DF 2 "fp0_operand" "G,G")])
@@ -3292,9 +3292,9 @@
 
 (define_insn "*movdfcc_ext2"
   [(set (match_operand:DF 0 "register_operand" "=f,f")
-	(if_then_else:DF 
+	(if_then_else:DF
 	 (match_operator 3 "signed_comparison_operator"
-			 [(float_extend:DF 
+			 [(float_extend:DF
 			   (match_operand:SF 4 "reg_or_fp0_operand" "fG,fG"))
 			  (match_operand:DF 2 "fp0_operand" "G,G")])
 	 (match_operand:DF 1 "reg_or_fp0_operand" "fG,0")
@@ -3307,7 +3307,7 @@
 
 (define_insn "*movdfcc_ext3"
   [(set (match_operand:SF 0 "register_operand" "=f,f")
-	(if_then_else:SF 
+	(if_then_else:SF
 	 (match_operator 3 "signed_comparison_operator"
 			 [(float_extend:DF
 			   (match_operand:SF 4 "reg_or_fp0_operand" "fG,fG"))
@@ -3322,7 +3322,7 @@
 
 (define_insn "*movdfcc_ext4"
   [(set (match_operand:DF 0 "register_operand" "=f,f")
-	(if_then_else:DF 
+	(if_then_else:DF
 	 (match_operator 3 "signed_comparison_operator"
 			 [(float_extend:DF
 			   (match_operand:SF 4 "reg_or_fp0_operand" "fG,fG"))
@@ -3766,7 +3766,7 @@
        && ! (extended_count (operands[2], DImode, unsignedp) >= 1
 	     && extended_count (operands[3], DImode, unsignedp) >= 1)))
     FAIL;
- 
+
   if (GET_CODE (operands[3]) == CONST_INT)
     tem = gen_rtx_PLUS (SImode, operands[2],
 			GEN_INT (- INTVAL (operands[3])));
@@ -3842,7 +3842,7 @@
 			GEN_INT (- INTVAL (operands[3])));
   else
     tem = gen_rtx_MINUS (SImode, operands[2], operands[3]);
-  
+
   operands[5] = gen_rtx_SIGN_EXTEND (DImode, tem);
   operands[6] = gen_rtx_fmt_ee (GET_CODE (operands[1]), VOIDmode,
 				operands[4], const0_rtx);
@@ -4082,9 +4082,9 @@
    (use (match_operand 3 "" ""))]
   ""
   "
-{ if (TARGET_WINDOWS_NT)
+{ if (TARGET_ABI_WINDOWS_NT)
     emit_call_insn (gen_call_nt (operands[0], operands[1]));
-  else if (TARGET_OPEN_VMS)
+  else if (TARGET_ABI_OPEN_VMS)
     emit_call_insn (gen_call_vms (operands[0], operands[2]));
   else
     emit_call_insn (gen_call_osf (operands[0], operands[1]));
@@ -4095,7 +4095,7 @@
 (define_expand "sibcall"
   [(call (mem:DI (match_operand 0 "" ""))
 		 (match_operand 1 "" ""))]
-  "!TARGET_OPEN_VMS && !TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "
 {
   if (GET_CODE (operands[0]) != MEM)
@@ -4187,9 +4187,10 @@
    (use (match_operand 4 "" ""))]
   ""
   "
-{ if (TARGET_WINDOWS_NT)
+{
+  if (TARGET_ABI_WINDOWS_NT)
     emit_call_insn (gen_call_value_nt (operands[0], operands[1], operands[2]));
-  else if (TARGET_OPEN_VMS)
+  else if (TARGET_ABI_OPEN_VMS)
     emit_call_insn (gen_call_value_vms (operands[0], operands[1],
 					operands[3]));
   else
@@ -4202,7 +4203,7 @@
   [(set (match_operand 0 "" "")
 	(call (mem:DI (match_operand 1 "" ""))
 	      (match_operand 2 "" "")))]
-  "!TARGET_OPEN_VMS && !TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "
 {
   if (GET_CODE (operands[1]) != MEM)
@@ -4288,32 +4289,31 @@
 	 (match_operand 1 "" ""))
    (clobber (reg:DI 27))
    (clobber (reg:DI 26))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS
-   && find_reg_note (insn, REG_NORETURN, NULL_RTX)"
+  "TARGET_ABI_OSF && find_reg_note (insn, REG_NORETURN, NULL_RTX)"
   "@
    jsr $26,($27),0
    bsr $26,$%0..ng
    jsr $26,%0"
   [(set_attr "type" "jsr")
    (set_attr "length" "*,*,8")])
-      
+
 (define_insn "*call_osf_1"
   [(call (mem:DI (match_operand:DI 0 "call_operand" "c,R,i"))
 	 (match_operand 1 "" ""))
    (clobber (reg:DI 27))
    (clobber (reg:DI 26))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS"
+  "TARGET_ABI_OSF"
   "@
    jsr $26,($27),0\;ldgp $29,0($26)
    bsr $26,$%0..ng
    jsr $26,%0\;ldgp $29,0($26)"
   [(set_attr "type" "jsr")
    (set_attr "length" "12,*,16")])
-      
+
 (define_insn "*sibcall_osf_1"
   [(call (mem:DI (match_operand:DI 0 "call_operand" "R,i"))
 	 (match_operand 1 "" ""))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS"
+  "TARGET_ABI_OSF"
   "@
    br $31,$%0..ng
    jmp $31,%0"
@@ -4324,14 +4324,14 @@
   [(call (mem:DI (match_operand:DI 0 "call_operand" "r,R,i"))
 	 (match_operand 1 "" ""))
    (clobber (reg:DI 26))]
-  "TARGET_WINDOWS_NT"
+  "TARGET_ABI_WINDOWS_NT"
   "@
    jsr $26,(%0)
    bsr $26,%0
    jsr $26,%0"
   [(set_attr "type" "jsr")
    (set_attr "length" "*,*,12")])
-      
+
 (define_insn "*call_vms_1"
   [(call (mem:DI (match_operand:DI 0 "call_operand" "r,i"))
 	 (match_operand 1 "" ""))
@@ -4339,7 +4339,7 @@
    (use (reg:DI 25))
    (use (reg:DI 26))
    (clobber (reg:DI 27))]
-  "TARGET_OPEN_VMS"
+  "TARGET_ABI_OPEN_VMS"
   "@
    mov %2,$27\;jsr $26,0\;ldq $27,0($29)
    ldq $27,%2\;jsr $26,%0\;ldq $27,0($29)"
@@ -4414,9 +4414,9 @@
   ""
   "
 {
-  if (TARGET_WINDOWS_NT)
+  if (TARGET_ABI_WINDOWS_NT)
     emit_jump_insn (gen_tablejump_nt (operands[0], operands[1]));
-  else if (TARGET_OPEN_VMS)
+  else if (TARGET_ABI_OPEN_VMS)
     emit_jump_insn (gen_tablejump_vms (operands[0], operands[1]));
   else
     emit_jump_insn (gen_tablejump_osf (operands[0], operands[1]));
@@ -4465,7 +4465,7 @@
 	(plus (match_operand:DI 0 "register_operand" "r")
 	      (label_ref (match_operand 1 "" ""))))
    (clobber (match_scratch:DI 2 "=r"))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS && next_active_insn (insn) != 0
+  "TARGET_ABI_OSF && next_active_insn (insn) != 0
    && GET_CODE (PATTERN (next_active_insn (insn))) == ADDR_DIFF_VEC
    && PREV_INSN (next_active_insn (insn)) == operands[1]"
   "*
@@ -4509,7 +4509,7 @@
   [(set (pc)
 	(match_operand:DI 0 "register_operand" "r"))
    (use (label_ref (match_operand 1 "" "")))]
-  "TARGET_WINDOWS_NT && next_active_insn (insn) != 0
+  "TARGET_ABI_WINDOWS_NT && next_active_insn (insn) != 0
    && GET_CODE (PATTERN (next_active_insn (insn))) == ADDR_DIFF_VEC
    && PREV_INSN (next_active_insn (insn)) == operands[1]"
   "*
@@ -4557,7 +4557,7 @@
   [(set (pc)
 	(plus (match_operand:DI 0 "register_operand" "r")
 	      (label_ref (match_operand 1 "" ""))))]
-  "TARGET_OPEN_VMS"
+  "TARGET_ABI_OPEN_VMS"
   "jmp $31,(%0),0"
   [(set_attr "type" "ibr")])
 
@@ -4724,7 +4724,7 @@
 (define_insn "*movsi_nofix"
   [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,r,r,m,*f,*f,m")
 	(match_operand:SI 1 "input_operand" "rJ,K,L,m,rJ,*fJ,m,*f"))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS && ! TARGET_FIX
+  "TARGET_ABI_OSF && ! TARGET_FIX
    && (register_operand (operands[0], SImode)
        || reg_or_0_operand (operands[1], SImode))"
   "@
@@ -4741,7 +4741,7 @@
 (define_insn "*movsi_fix"
   [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,r,r,m,*f,*f,m,r,*f")
 	(match_operand:SI 1 "input_operand" "rJ,K,L,m,rJ,*fJ,m,*f,*f,r"))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS && TARGET_FIX
+  "TARGET_ABI_OSF && TARGET_FIX
    && (register_operand (operands[0], SImode)
        || reg_or_0_operand (operands[1], SImode))"
   "@
@@ -4760,7 +4760,7 @@
 (define_insn "*movsi_nt_vms"
   [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,r,r,r,m,*f,*f,m")
 	(match_operand:SI 1 "input_operand" "rJ,K,L,s,m,rJ,*fJ,m,*f"))]
-  "(TARGET_WINDOWS_NT || TARGET_OPEN_VMS)
+  "(TARGET_ABI_WINDOWS_NT || TARGET_ABI_OPEN_VMS)
     && (register_operand (operands[0], SImode)
         || reg_or_0_operand (operands[1], SImode))"
   "@
@@ -4953,7 +4953,7 @@
 	    }
 	  else
 	    abort();
-	  
+
           tem = alpha_emit_set_long_const (operands[0], i0, i1);
           if (rtx_equal_p (tem, operands[0]))
 	    DONE;
@@ -5012,10 +5012,10 @@
 	(zero_extract:DI (subreg:DI (match_dup 3) 0)
 			 (const_int 8)
 			 (match_operand:DI 2 "const_int_operand" "")))]
-	 
+
   ""
   "")
-  
+
 (define_expand "aligned_loadhi"
   [(set (match_operand:SI 3 "register_operand" "")
 	(match_operand:SI 1 "memory_operand" ""))
@@ -5023,10 +5023,10 @@
 	(zero_extract:DI (subreg:DI (match_dup 3) 0)
 			 (const_int 16)
 			 (match_operand:DI 2 "const_int_operand" "")))]
-	 
+
   ""
   "")
-  
+
 ;; Similar for unaligned loads, where we use the sequence from the
 ;; Alpha Architecture manual.
 ;;
@@ -5060,7 +5060,7 @@
   "")
 
 ;; Storing an aligned byte or word requires two temporaries.  Operand 0 is the
-;; aligned SImode MEM.  Operand 1 is the register containing the 
+;; aligned SImode MEM.  Operand 1 is the register containing the
 ;; byte or word to store.  Operand 2 is the number of bits within the word that
 ;; the value should be placed.  Operands 3 and 4 are SImode temporaries.
 
@@ -5212,7 +5212,7 @@
     }
 
   else if (GET_CODE (operands[0]) == MEM
-	   || (GET_CODE (operands[0]) == SUBREG 
+	   || (GET_CODE (operands[0]) == SUBREG
 	       && GET_CODE (SUBREG_REG (operands[0])) == MEM)
 	   || (reload_in_progress && GET_CODE (operands[0]) == REG
 	       && REGNO (operands[0]) >= FIRST_PSEUDO_REGISTER)
@@ -5330,7 +5330,7 @@
     }
 
   else if (GET_CODE (operands[0]) == MEM
-	   || (GET_CODE (operands[0]) == SUBREG 
+	   || (GET_CODE (operands[0]) == SUBREG
 	       && GET_CODE (SUBREG_REG (operands[0])) == MEM)
 	   || (reload_in_progress && GET_CODE (operands[0]) == REG
 	       && REGNO (operands[0]) >= FIRST_PSEUDO_REGISTER)
@@ -5423,7 +5423,7 @@
 
   if (aligned_memory_operand (operands[1], HImode))
     {
-      seq = gen_reload_inhi_help (operands[0], operands[1], 
+      seq = gen_reload_inhi_help (operands[0], operands[1],
 				  gen_rtx_REG (SImode, REGNO (operands[2])));
     }
   else
@@ -5567,7 +5567,7 @@
 				 operands[2]));
   DONE;
 }")
-  
+
 (define_split
   [(set (match_operand:HI 0 "register_operand" "")
         (match_operand:HI 1 "memory_operand" ""))
@@ -5582,7 +5582,7 @@
 				 operands[2]));
   DONE;
 }")
-  
+
 (define_split
   [(set (match_operand:QI 0 "memory_operand" "")
         (match_operand:QI 1 "register_operand" ""))
@@ -5750,7 +5750,7 @@
 ;; bytes, we need do nothing.
 ;;
 ;; If it is more than 4096 bytes, we need to probe the stack
-;; periodically. 
+;; periodically.
 (define_expand "allocate_stack"
   [(set (reg:DI 30)
 	(plus:DI (reg:DI 30)
@@ -5901,7 +5901,7 @@
 
 (define_expand "sibcall_epilogue"
   [(return)]
-  "!TARGET_OPEN_VMS && !TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "
 {
   alpha_expand_epilogue ();
@@ -5921,7 +5921,7 @@
 
 (define_expand "builtin_longjmp"
   [(use (match_operand:DI 0 "register_operand" "r"))]
-  "! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "
 {
   /* The elements of the buffer are, in order:  */
@@ -5957,21 +5957,21 @@
 
 (define_insn "*builtin_setjmp_receiver_sub_label"
   [(unspec_volatile [(label_ref (match_operand 0 "" ""))] UNSPECV_SETJMPR)]
-  "! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT && TARGET_AS_CAN_SUBTRACT_LABELS"
+  "TARGET_ABI_OSF && TARGET_AS_CAN_SUBTRACT_LABELS"
   "\\n$LSJ%=:\;ldgp $29,$LSJ%=-%l0($27)"
   [(set_attr "length" "8")
    (set_attr "type" "multi")])
 
 (define_insn "builtin_setjmp_receiver"
   [(unspec_volatile [(label_ref (match_operand 0 "" ""))] UNSPECV_SETJMPR)]
-  "! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "br $29,$LSJ%=\\n$LSJ%=:\;ldgp $29,0($29)"
   [(set_attr "length" "12")
    (set_attr "type" "multi")])
 
 (define_expand "exception_receiver"
   [(unspec_volatile [(match_dup 0)] UNSPECV_EHR)]
-  "! TARGET_OPEN_VMS && ! TARGET_WINDOWS_NT"
+  "TARGET_ABI_OSF"
   "
 {
   if (TARGET_LD_BUGGY_LDGP)
@@ -6005,7 +6005,7 @@
    (set (reg:DI 27) (mem:DI (reg:DI 29)))
    (unspec_volatile [(const_int 0)] UNSPECV_BLOCKAGE)
    (use (reg:DI 27))]
-  "TARGET_OPEN_VMS"
+  "TARGET_ABI_OPEN_VMS"
   "")
 
 (define_insn "arg_home"
@@ -6028,7 +6028,7 @@
    (clobber (reg:DI 24))
    (clobber (reg:DI 25))
    (clobber (reg:DI 0))]
-  "TARGET_OPEN_VMS"
+  "TARGET_ABI_OPEN_VMS"
   "lda $0,OTS$HOME_ARGS\;ldq $0,8($0)\;jsr $0,OTS$HOME_ARGS"
   [(set_attr "length" "16")
    (set_attr "type" "multi")])
@@ -6077,7 +6077,7 @@
 	      (match_operand 2 "" "")))
    (clobber (reg:DI 27))
    (clobber (reg:DI 26))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS"
+  "TARGET_ABI_OSF"
   "@
    jsr $26,($27),0\;ldgp $29,0($26)
    bsr $26,$%1..ng
@@ -6089,7 +6089,7 @@
   [(set (match_operand 0 "" "")
 	(call (mem:DI (match_operand:DI 1 "call_operand" "R,i"))
 	      (match_operand 2 "" "")))]
-  "! TARGET_WINDOWS_NT && ! TARGET_OPEN_VMS"
+  "TARGET_ABI_OSF"
   "@
    br $31,$%1..ng
    jmp $31,%1"
@@ -6101,7 +6101,7 @@
 	(call (mem:DI (match_operand:DI 1 "call_operand" "r,R,i"))
 	      (match_operand 2 "" "")))
    (clobber (reg:DI 26))]
-  "TARGET_WINDOWS_NT"
+  "TARGET_ABI_WINDOWS_NT"
   "@
    jsr $26,(%1)
    bsr $26,%1
@@ -6117,7 +6117,7 @@
    (use (reg:DI 25))
    (use (reg:DI 26))
    (clobber (reg:DI 27))]
-  "TARGET_OPEN_VMS"
+  "TARGET_ABI_OPEN_VMS"
   "@
    mov %3,$27\;jsr $26,0\;ldq $27,0($29)
    ldq $27,%3\;jsr $26,%1\;ldq $27,0($29)"
diff --git a/gcc/config/alpha/alpha32.h b/gcc/config/alpha/alpha32.h
index 82142798281..8ef83330de1 100644
--- a/gcc/config/alpha/alpha32.h
+++ b/gcc/config/alpha/alpha32.h
@@ -30,8 +30,8 @@ along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
-#undef TARGET_WINDOWS_NT
-#define TARGET_WINDOWS_NT 1
+#undef TARGET_ABI_WINDOWS_NT
+#define TARGET_ABI_WINDOWS_NT 1
 
 /* WinNT (and thus Interix) use unsigned int */
 #define SIZE_TYPE "unsigned int"
diff --git a/gcc/config/alpha/vms.h b/gcc/config/alpha/vms.h
index 34acc747ded..3f8fa070214 100644
--- a/gcc/config/alpha/vms.h
+++ b/gcc/config/alpha/vms.h
@@ -18,8 +18,6 @@ along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
-#define OPEN_VMS 1
-
 #define TARGET_OBJECT_SUFFIX ".obj"
 #define TARGET_EXECUTABLE_SUFFIX ".exe"
 
@@ -69,8 +67,8 @@ Boston, MA 02111-1307, USA.  */
 
 #undef TARGET_DEFAULT
 #define TARGET_DEFAULT (MASK_FP|MASK_FPREGS|MASK_GAS)
-#undef TARGET_OPEN_VMS
-#define TARGET_OPEN_VMS 1
+#undef TARGET_ABI_OPEN_VMS
+#define TARGET_ABI_OPEN_VMS 1
 
 #undef TARGET_NAME   
 #define TARGET_NAME "OpenVMS/Alpha"