configure.in (interix Alpha): Add.

	* configure.in(interix Alpha): Add.
	* configure.in(winnt Alpha): Use alpha32.h
	* configure.in(interix i386): Parallel Alpha32.
	* config/interix.h: Move common elements from i386-interix.h.
	* config/i386/i386-interix.h: Delete same.
	* config/alpha/alpha-interix.h: New file
	* config/alpha/alpha32.h: New file, part fron win-nt.h.
	* config/alpha/win-nt.h: Deletions (-> alpha32.h).
	* config/alpha/interix.h:  New file
	* config/alpha/alpha.md (interix): Comment.
	* config/alpha/xm-alpha-interix.h: New file.
        * config/alpha/t-interix: New file.
	* fixinc/mkfixinc.sh (interix/Alpha): Add.

Co-Authored-By: Martin Heller <Ing.-Buero_Heller@t-online.de>

From-SVN: r26424

gcc/ChangeLog

+Tue Apr 13 22:52:04 1999  Donn Terry (donn@interix.com)
+                          Martin Heller (Ing.-Buero_Heller@t-online.de)
+
+	* configure.in (interix Alpha): Add. 
+	(winnt Alpha): Use alpha32.h
+	(interix i386): Parallel Alpha32.
+	* configure: Rebuilt.
+
+	* config/interix.h: Move common elements from i386-interix.h.
+	* config/i386/i386-interix.h: Delete same.
+	* config/alpha/alpha-interix.h: New file.
+
+	* config/alpha/alpha32.h: New file, part fron win-nt.h.
+	* config/alpha/win-nt.h: Deletions (-> alpha32.h).
+	* config/alpha/interix.h: New file
+
+	* config/alpha/alpha.md (interix): Comment.
+
+	* config/alpha/xm-alpha-interix.h: New file.
+
+        * config/alpha/t-interix: New file.
+
+	* fixinc/mkfixinc.sh (interix/Alpha): Add.
+
 1999-04-13  Mike Stump  <mrs@wrs.com>
 
 	* i386/vxi386.h (CPP_CPU_SPEC): Define appropriately for vxworks.

gcc/config/alpha/alpha-interix.h

+/* Definitions of target machine for GNU compiler, for DEC Alpha
+   running Windows/NT.
+   Copyright (C) 1995, 1996, 1999 Free Software Foundation, Inc.
+
+   Donn Terry, Softway Systems, Inc.
+   From code
+       Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+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, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/* cpp handles __STDC__ */
+/* The three "Alpha" defines on the first such line are from the CLAXP spec */
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES " \
+  -D__INTERIX \
+  -D__OPENNT \
+  -D__Alpha_AXP -D_M_ALPHA -D_ALPHA_  \
+  -D__alpha -D__alpha__\
+  -D__stdcall= \
+  -D__cdecl= \
+  -Asystem(unix) -Asystem(interix) -Asystem(interix) -Acpu(alpha) -Amachine(alpha)"
+
+#undef CPP_SUBTARGET_SPEC
+#define CPP_SUBTARGET_SPEC "\
+-remap \
+%{posix:-D_POSIX_SOURCE} \
+-idirafter %$INTERIX_ROOT/usr/include"
+
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (alpha Interix)");
+
+/* alpha.h sets this, but it doesn't apply to us */
+#undef OBJECT_FORMAT_ECOFF
+#undef OBJECT_FORMAT_COFF
+
+/* LINK_SPEC */
+
+/* MD_STARTFILE_PREFIX */
+
+/* ASM_OUTPUT_LOOP_ALIGN; ASM_OUTPUT_ALIGN_CODE */
+
+/* Codegen macro overrides for NT internal conventions */
+
+/* the below are ecoff specific... we don't need them, so
+   undef them (they'll get a default later) */
+
+#undef PUT_SDB_BLOCK_START
+#undef PUT_SDB_BLOCK_END
+
+/* the following are OSF linker (not gld) specific... we don't want them */
+#undef HAS_INIT_SECTION
+#undef LD_INIT_SWITCH
+#undef LD_FINI_SWITCH
+
+
+/* The following are needed for C++, but also needed for profiling */
+
+/* Support const sections and the ctors and dtors sections for g++.
+   Note that there appears to be two different ways to support const
+   sections at the moment.  You can either #define the symbol
+   READONLY_DATA_SECTION (giving it some code which switches to the
+   readonly data section) or else you can #define the symbols
+   EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, SELECT_SECTION, and
+   SELECT_RTX_SECTION.  We do both here just to be on the safe side.  */
+
+#define USE_CONST_SECTION	1
+
+#define CONST_SECTION_ASM_OP	".rdata"
+
+/* Define the pseudo-ops used to switch to the .ctors and .dtors sections.
+
+   Note that we want to give these sections the SHF_WRITE attribute
+   because these sections will actually contain data (i.e. tables of
+   addresses of functions in the current root executable or shared library
+   file) and, in the case of a shared library, the relocatable addresses
+   will have to be properly resolved/relocated (and then written into) by
+   the dynamic linker when it actually attaches the given shared library
+   to the executing process.  (Note that on SVR4, you may wish to use the
+   `-z text' option to the ELF linker, when building a shared library, as
+   an additional check that you are doing everything right.  But if you do
+   use the `-z text' option when building a shared library, you will get
+   errors unless the .ctors and .dtors sections are marked as writable
+   via the SHF_WRITE attribute.)  */
+
+#define CTORS_SECTION_ASM_OP	".ctors"
+#define DTORS_SECTION_ASM_OP	".dtors"
+
+/* A default list of other sections which we might be "in" at any given
+   time.  For targets that use additional sections (e.g. .tdesc) you
+   should override this definition in the target-specific file which
+   includes this file.  */
+
+#undef EXTRA_SECTIONS
+#define EXTRA_SECTIONS in_const, in_ctors, in_dtors
+
+/* A default list of extra section function definitions.  For targets
+   that use additional sections (e.g. .tdesc) you should override this
+   definition in the target-specific file which includes this file.  */
+
+#undef EXTRA_SECTION_FUNCTIONS
+#define EXTRA_SECTION_FUNCTIONS						\
+  CONST_SECTION_FUNCTION						\
+  CTORS_SECTION_FUNCTION						\
+  DTORS_SECTION_FUNCTION
+
+#undef READONLY_DATA_SECTION
+#define READONLY_DATA_SECTION() const_section ()
+
+extern void text_section ();
+
+#define CONST_SECTION_FUNCTION						\
+void									\
+const_section ()							\
+{									\
+  if (!USE_CONST_SECTION)						\
+    text_section();							\
+  else if (in_section != in_const)					\
+    {									\
+      fprintf (asm_out_file, "%s\n", CONST_SECTION_ASM_OP);		\
+      in_section = in_const;						\
+    }									\
+}
+
+#define CTORS_SECTION_FUNCTION						\
+void									\
+ctors_section ()							\
+{									\
+  if (in_section != in_ctors)						\
+    {									\
+      fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP);		\
+      in_section = in_ctors;						\
+    }									\
+}
+
+#define DTORS_SECTION_FUNCTION						\
+void									\
+dtors_section ()							\
+{									\
+  if (in_section != in_dtors)						\
+    {									\
+      fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP);		\
+      in_section = in_dtors;						\
+    }									\
+}
+
+#define INT_ASM_OP		".long"
+
+/* A C statement (sans semicolon) to output an element in the table of
+   global constructors.  */
+#define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME)				\
+  do {									\
+    ctors_section ();							\
+    fprintf (FILE, "\t%s\t ", INT_ASM_OP);				\
+    assemble_name (FILE, NAME);						\
+    fprintf (FILE, "\n");						\
+  } while (0)
+
+/* A C statement (sans semicolon) to output an element in the table of
+   global destructors.  */
+#define ASM_OUTPUT_DESTRUCTOR(FILE,NAME)       				\
+  do {									\
+    dtors_section ();                   				\
+    fprintf (FILE, "\t%s\t ", INT_ASM_OP);				\
+    assemble_name (FILE, NAME);              				\
+    fprintf (FILE, "\n");						\
+  } while (0)
+
+/* The linker will take care of this, and having them causes problems with
+   ld -r (specifically -rU). */
+#define CTOR_LISTS_DEFINED_EXTERNALLY 1
+
+#define SET_ASM_OP	".set"
+/* Output a definition (implements alias) */
+#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2)				\
+do									\
+{									\
+    fprintf ((FILE), "\t");						\
+    assemble_name (FILE, LABEL1);					\
+    fprintf (FILE, "=");						\
+    assemble_name (FILE, LABEL2);					\
+    fprintf (FILE, "\n");						\
+    }									\
+while (0)
+
+/* We use the defaults, so undef the null definitions */
+#undef PUT_SDB_FUNCTION_START
+#undef PUT_SDB_FUNCTION_END
+#undef PUT_SDB_EPILOGUE_END
+
+#define HOST_PTR_PRINTF "%p"
+#define HOST_PTR_AS_INT unsigned long
+
+#define PCC_BITFIELD_TYPE_MATTERS 1
+#define PCC_BITFIELD_TYPE_TEST TYPE_NATIVE(rec)
+#define GROUP_BITFIELDS_BY_ALIGN TYPE_NATIVE(rec)
+
+/* DWARF2 Unwinding doesn't work with exception handling yet. */
+#undef DWARF2_UNWIND_INFO
+
+/* Don't assume anything about the header files. */
+#define NO_IMPLICIT_EXTERN_C
+
+/* The definition of this macro implies that there are cases where
+   a scalar value cannot be returned in registers.
+
+   On NT (according to the spec) anything except strings/array that fits
+   in 64 bits is returned in the registers (this appears to differ from
+   the rest of the Alpha family). */
+
+#undef RETURN_IN_MEMORY
+#define RETURN_IN_MEMORY(TYPE) \
+  (TREE_CODE (TYPE) == ARRAY_TYPE || int_size_in_bytes(TYPE) > 8)
+
+#define ASM_LOAD_ADDR(loc, reg)   "     lda " #reg "," #loc "\n" 
+
+#undef ASM_FILE_START
+#define ASM_FILE_START(FILE)					\
+{								\
+  alpha_write_verstamp (FILE);					\
+  fprintf (FILE, "\t.set noreorder\n");				\
+  fprintf (FILE, "\t.set volatile\n");                          \
+  fprintf (FILE, "\t.set noat\n");				\
+  fprintf (FILE, "\t.globl\t__fltused\n");			\
+  ASM_OUTPUT_SOURCE_FILENAME (FILE, main_input_filename);	\
+}
+
+/* The current Interix assembler (consistent with the DEC documentation)
+   uses a=b NOT .set a,b; .set is for assembler options. */
+#undef ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL
+#define ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL(FILE, SY, HI, LO)    	\
+ do {									\
+  assemble_name (FILE, SY);						\
+  fputc ('=', FILE);							\
+  assemble_name (FILE, HI);						\
+  fputc ('-', FILE);							\
+  assemble_name (FILE, LO);						\
+ } while (0)

gcc/config/alpha/alpha.md

@@ -850,6 +850,7 @@
 ;; do the right thing if the inputs are not properly sign-extended.
 ;; But Linux, for instance, does not have this problem.  Is it worth
 ;; the complication here to eliminate the sign extension?
+;; Interix/NT has the same sign-extension problem.
 
 (define_expand "divsi3"
   [(set (reg:DI 24)

gcc/config/alpha/alpha32.h

+/* Definitions of target machine for GNU compiler, for DEC Alpha
+   running Windows/NT.
+   Copyright (C) 1995, 1996, 1998, 1999 Free Software Foundation, Inc.
+
+   Derived from code
+      Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+   Donn Terry, Softway Systems, Inc.
+
+   This file contains the code-generation stuff common to the 32-bit
+   versions of the DEC/Compaq Alpha architecture.  It is shared by
+   Interix and NT/Win32 ports.   It should not contain compile-time
+   or run-time dependent environment values (such as compiler options
+   or anything containing a file or pathname.)
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+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, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#undef TARGET_WINDOWS_NT
+#define TARGET_WINDOWS_NT 1
+
+/* WinNT (and thus Interix) use unsigned int */
+#define SIZE_TYPE "unsigned int"
+
+/* Pointer is 32 bits but the hardware has 64-bit addresses, sign extended. */
+#undef POINTER_SIZE
+#define POINTER_SIZE 32
+#define POINTERS_EXTEND_UNSIGNED 0
+
+/* We don't change Pmode to the "obvious" SI mode... the above appears
+   to affect the in-memory size; we want the registers to stay DImode
+   to match the md file */
+
+/* "long" is 32 bits.  */
+#undef LONG_TYPE_SIZE
+#define LONG_TYPE_SIZE 32
+
+
+/* Output assembler code for a block containing the constant parts
+   of a trampoline, leaving space for the variable parts.
+
+   The trampoline should set the static chain pointer to value placed
+   into the trampoline and should branch to the specified routine.  */
+
+#undef TRAMPOLINE_TEMPLATE
+#define TRAMPOLINE_TEMPLATE(FILE)			\
+{							\
+  fprintf (FILE, "\tbr $27,$LTRAMPP\n");		\
+  fprintf (FILE, "$LTRAMPP:\n\tldl $1,12($27)\n");	\
+  fprintf (FILE, "\tldl $27,16($27)\n");		\
+  fprintf (FILE, "\tjmp $31,($27),0\n");		\
+  fprintf (FILE, "\t.long 0,0\n");			\
+}
+
+/* Length in units of the trampoline for entering a nested function.  */
+
+#undef TRAMPOLINE_SIZE
+#define TRAMPOLINE_SIZE    24
+
+/* Emit RTL insns to initialize the variable parts of a trampoline.
+   FNADDR is an RTX for the address of the function's pure code.
+   CXT is an RTX for the static chain value for the function.   */
+
+#undef INITIALIZE_TRAMPOLINE
+#define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \
+  alpha_initialize_trampoline (TRAMP, FNADDR, CXT, 16, 20, 12)
+
+/* Output code to add DELTA to the first argument, and then jump to FUNCTION.
+   Used for C++ multiple inheritance.  */
+
+#undef ASM_OUTPUT_MI_THUNK
+#define ASM_OUTPUT_MI_THUNK(FILE, THUNK_FNDECL, DELTA, FUNCTION)	\
+do {									\
+  char *op, *fn_name = XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0);		\
+  int reg;								\
+									\
+  /* Mark end of prologue.  */						\
+  output_end_prologue (FILE);						\
+									\
+  /* Rely on the assembler to macro expand a large delta.  */		\
+  reg = aggregate_value_p (TREE_TYPE (TREE_TYPE (FUNCTION))) ? 17 : 16; \
+  fprintf (FILE, "\tlda $%d,%ld($%d)\n", reg, (long)(DELTA), reg);      \
+									\
+  op = "jsr";								\
+  if (current_file_function_operand (XEXP (DECL_RTL (FUNCTION), 0)))	\
+    op = "br";								\
+  fprintf (FILE, "\t%s $31,", op);					\
+  assemble_name (FILE, fn_name);					\
+  fputc ('\n', FILE);							\
+} while (0)

gcc/config/alpha/t-interix

+# t-interix
+
+# System headers will track gcc's needs.
+# Even LANG_EXTRA_HEADERS may be temporary.
+USER_H=$(LANG_EXTRA_HEADERS)
+
+# We don't want this one either.
+INSTALL_ASSERT_H=
+
+

gcc/config/alpha/win-nt.h

@@ -23,9 +23,6 @@ Boston, MA 02111-1307, USA.  */
 #undef TARGET_DEFAULT
 #define TARGET_DEFAULT (MASK_FP | MASK_FPREGS)
 
-#undef TARGET_WINDOWS_NT
-#define TARGET_WINDOWS_NT 1
-
 /* Names to predefine in the preprocessor for this target machine.  */
 
 #undef CPP_PREDEFINES
@@ -36,15 +33,6 @@ Boston, MA 02111-1307, USA.  */
 #undef ASM_FINAL_SPEC
 #define ASM_SPEC "-nopp -nologo %{g:-Zi}"
 
-/* Pointer is 32 bits but the hardware has 64-bit addresses, sign extended. */
-#undef POINTER_SIZE
-#define POINTER_SIZE 32
-#define POINTERS_EXTEND_UNSIGNED 0
-
-/* "long" is 32 bits.  */
-#undef LONG_TYPE_SIZE
-#define LONG_TYPE_SIZE 32
-
 #undef WCHAR_TYPE
 #define WCHAR_TYPE "short unsigned int"
 #undef WCHAR_TYPE_SIZE
@@ -55,8 +43,6 @@ Boston, MA 02111-1307, USA.  */
 #undef DBX_DEBUGGING_INFO
 #undef MIPS_DEBUGGING_INFO
 
-#include "winnt/win-nt.h"
-
 #undef ASM_FILE_START
 #define ASM_FILE_START(FILE)					\
 {								\
@@ -74,56 +60,3 @@ Boston, MA 02111-1307, USA.  */
  %{!mwindows:-subsystem console -e _mainCRTStartup} \
  %{mcrtmt:LIBCMT.LIB%s KERNEL32.LIB%s} %{!mcrtmt:LIBC.LIB%s KERNEL32.LIB%s} \
  %{v}"
-
-
-/* Output assembler code for a block containing the constant parts
-   of a trampoline, leaving space for the variable parts.
-
-   The trampoline should set the static chain pointer to value placed
-   into the trampoline and should branch to the specified routine.  */
-
-#undef TRAMPOLINE_TEMPLATE
-#define TRAMPOLINE_TEMPLATE(FILE)			\
-{							\
-  fprintf (FILE, "\tbr $27,$LTRAMPP\n");		\
-  fprintf (FILE, "$LTRAMPP:\n\tldl $1,12($27)\n");	\
-  fprintf (FILE, "\tldl $27,16($27)\n");		\
-  fprintf (FILE, "\tjmp $31,($27),0\n");		\
-  fprintf (FILE, "\t.long 0,0\n");			\
-}
-
-/* Length in units of the trampoline for entering a nested function.  */
-
-#undef TRAMPOLINE_SIZE
-#define TRAMPOLINE_SIZE    24
-
-/* Emit RTL insns to initialize the variable parts of a trampoline.
-   FNADDR is an RTX for the address of the function's pure code.
-   CXT is an RTX for the static chain value for the function.   */
-
-#undef INITIALIZE_TRAMPOLINE
-#define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \
-  alpha_initialize_trampoline (TRAMP, FNADDR, CXT, 16, 20, 12)
-
-/* Output code to add DELTA to the first argument, and then jump to FUNCTION.
-   Used for C++ multiple inheritance.  */
-
-#define ASM_OUTPUT_MI_THUNK(FILE, THUNK_FNDECL, DELTA, FUNCTION)	\
-do {									\
-  char *op, *fn_name = XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0);		\
-  int reg;								\
-									\
-  /* Mark end of prologue.  */						\
-  output_end_prologue (FILE);						\
-									\
-  /* Rely on the assembler to macro expand a large delta.  */		\
-  reg = aggregate_value_p (TREE_TYPE (TREE_TYPE (FUNCTION))) ? 17 : 16; \
-  fprintf (FILE, "\tlda $%d,%ld($%d)\n", reg, (long)(DELTA), reg);      \       
-									\
-  op = "jsr";								\
-  if (current_file_function_operand (XEXP (DECL_RTL (FUNCTION), 0)))	\
-    op = "br";								\
-  fprintf (FILE, "\t%s $31,", op);					\
-  assemble_name (FILE, fn_name);					\
-  fputc ('\n', FILE);							\
-} while (0)

gcc/config/alpha/xm-alpha-interix.h

+/* Configuration for GNU compiler
+   for an DEC/Compaq Alpha
+   Copyright (C) 1999 Free Software Foundation, Inc.
+   Donn Terry, Softway Systems, Inc.
+     derived from code by Douglas B. Rupp (drupp@cs.washington.edu)
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+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, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <alpha/xm-alpha.h>
+
+#undef HOST_BITS_PER_LONG
+#define HOST_BITS_PER_LONG	32
+
+#define HOST_BITS_PER_WIDE_INT 64
+#ifdef __GNUC__
+#   define HOST_WIDE_INT long long
+#else
+#   define HOST_WIDE_INT __int64
+#endif
+
+
+#define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONGLONG
+#ifdef __GNUC__
+#   define HOST_WIDEST_INT long long
+#else
+#   define HOST_WIDEST_INT __int64
+#endif
+#define HOST_WIDEST_INT_PRINT_DEC "%lld"
+#define HOST_WIDEST_INT_PRINT_UNSIGNED "%llu"
+#define HOST_WIDEST_INT_PRINT_HEX "0x%llx"

gcc/config/interix.h

@@ -84,3 +84,24 @@ for windows/multi thread */
 #undef STDC_VALUE
 #define STDC_VALUE 0
 
+#define HANDLE_SYSV_PRAGMA
+#undef HANDLE_PRAGMA_WEAK  /* until the link format can handle it */
+
+/* Names to predefine in the preprocessor for this target machine.  */
+
+#define DBX_DEBUGGING_INFO
+#define SDB_DEBUGGING_INFO
+#undef PREFERRED_DEBUGGING_TYPE
+#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
+
+
+/* TARGET_DEFAULT from configure */
+
+#undef WCHAR_TYPE
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_UNSIGNED 1
+#define WCHAR_TYPE "short unsigned int"
+#define WCHAR_TYPE_SIZE 16
+
+/* For the sake of libgcc2.c, indicate target supports atexit.  */
+#define HAVE_ATEXIT

gcc/configure.in

@@ -552,6 +552,29 @@ changequote([,])dnl
 	a29k-*-*)			# Default a29k environment.
 		use_collect2=yes
 		;;
+	alpha-*-interix)
+		tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
+
+		# GAS + IEEE_CONFORMANT+IEEE (no inexact);
+		#  see alpha.h for bitmasks
+		#target_cpu_default=$((4+8+16))
+
+		# GAS + IEEE_CONFORMANT; see alpha.h for bitmasks
+		target_cpu_default=$((4+8))
+
+		xm_file="alpha/xm-alpha-interix.h xm-interix.h"
+		xmake_file="x-interix alpha/t-pe"
+		tmake_file="alpha/t-interix"
+		fixincludes=fixinc.interix
+ 		if test x$enable_threads = xyes ; then
+			thread_file='posix'
+		fi
+		if test x$stabs = xyes ; then
+			tm_file="${tm_file} dbxcoff.h"
+		fi
+		#prefix='$$INTERIX_ROOT'/usr/contrib
+		#local_prefix='$$INTERIX_ROOT'/usr/contrib
+		;;
 	alpha*-*-linux-gnuecoff*)
 		tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 		target_cpu_default="MASK_GAS"
@@ -640,7 +663,7 @@ changequote([,])dnl
 		thread_file='vxworks'
 		;;
 	alpha*-*-winnt*)
-		tm_file="${tm_file} alpha/win-nt.h"
+	 	tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 		xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 		tmake_file=t-libc-ok
 		xmake_file=winnt/x-winnt
@@ -1513,17 +1536,17 @@ changequote([,])dnl
 changequote(,)dnl
 	i[34567]86-*-interix*)
 changequote([,])dnl
-		tm_file=i386/i386-interix.h
+		tm_file="i386/i386-interix.h interix.h"
 		xm_file="i386/xm-i386-interix.h xm-interix.h"
 		xm_defines="USG NO_SYS_SIGLIST"
 		tmake_file="i386/t-interix"
 		extra_objs=interix.o
 		xmake_file=x-interix
 		fixincludes=fixinc.interix
- 		if [[ x$enable_threads = xyes ]]; then
+ 		if test x$enable_threads = xyes ; then
 			thread_file='posix'
 		fi
- 		if [[ x$stabs = xyes ]]; then
+ 		if test x$stabs = xyes ; then
 			tm_file="${tm_file} dbxcoff.h"
 		fi
 		;;

gcc/fixinc/mkfixinc.sh

@@ -33,7 +33,8 @@ case $machine in
 		fixincludes=fixinc.svr4
 		;;
 
-	i[34567]86-*-interix*)
+	i[34567]86-*-interix* | \
+	alpha-*-interix*)
 		fixincludes=fixinc.interix
 		;;
 

gcc/po/POTFILES.in

@@ -80,16 +80,27 @@ config/a29k/udi.h
 config/a29k/unix.h
 config/a29k/vx29k.h
 config/a29k/xm-a29k.h
+config/alpha/alpha-interix.h
 config/alpha/alpha.c
 config/alpha/alpha.h
+config/alpha/alpha32.h
 config/alpha/elf.h
+config/alpha/linux-ecoff.h
+config/alpha/linux-elf.h
 config/alpha/linux.h
+config/alpha/netbsd-elf.h
+config/alpha/netbsd.h
+config/alpha/openbsd.h
+config/alpha/osf.h
 config/alpha/osf12.h
 config/alpha/osf2or3.h
+config/alpha/vms-tramp.asm
 config/alpha/vms.h
 config/alpha/vxworks.h
 config/alpha/win-nt.h
+config/alpha/xm-alpha-interix.h
 config/alpha/xm-alpha.h
+config/alpha/xm-openbsd.h
 config/alpha/xm-vms.h
 config/alpha/xm-winnt.h
 config/aoutos.h