configure.in (hppa*-*-linux*): New configuration.

        * configure.in (hppa*-*-linux*): New configuration.
        * configure: Rebuilt.
        * pa.h (MAX_OFILE_ALIGNMENT): Delete.
        * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
        * pa/pa-linux.h: New file.
        * pa/t-linux: New file.
        * pa/xm-linux.h: New file.

From-SVN: r28129

6 files changed, 114 insertions, 3 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f9bb028..1ccfafb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,13 @@
 Fri Jul 16 13:48:09 1999  Jeffrey A Law  (law@cygnus.com)
 
+	* configure.in (hppa*-*-linux*): New configuration.
+	* configure: Rebuilt.
+	* pa.h (MAX_OFILE_ALIGNMENT): Delete.
+	* pa/som.h (MAX_OFILE_ALIGNMENT): Define.
+	* pa/pa-linux.h: New file.
+	* pa/t-linux: New file.
+	* pa/xm-linux.h: New file.
+
 	* pa.c (hppa_legitimize_address): Change references from SImode to
 	either Pmode or word_mode as appropriate.
 	(emit_move_sequence, store_reg, load_reg): Likewise.
diff --git a/gcc/config/pa/pa-linux.h b/gcc/config/pa/pa-linux.h
new file mode 100644
index 0000000..105024b
--- /dev/null
+++ b/gcc/config/pa/pa-linux.h
@@ -0,0 +1,55 @@
+/* Definitions for PA_RISC with ELF format
+   Copyright (C) 1999 Free Software Foundation, Inc.
+
+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.  */
+
+/* FIXME - this doesn't seem to be used anywhere */
+#define LINUX_DEFAULT_ELF
+
+#undef SIZE_TYPE
+#define SIZE_TYPE "unsigned int"
+
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE "int"
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__hppa__ -Dlinux -Asystem(unix) -Asystem(posix) -Acpu(hppa) -Amachine(hppa) -Amachine(bigendian)"
+
+#undef CPP_SPEC
+#define CPP_SPEC "%{posix:-D_POSIX_SOURCE}\
+ %{msnake:-D_PA_RISC1_1}\
+ %{mpa-risc-1-1:-D_PA_RISC1_1}"
+
+#undef	LIB_SPEC
+#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} -lmilli"
+
+/* How to renumber registers for dbx and gdb.
+
+   It is entirely possible linux will use a different numbering scheme.
+   Until we know for sure, it's the same as hpux, osf & bsd, but we're
+   ready if it needs to be different.
+
+   Registers 0  - 31 remain unchanged.
+
+   Registers 32 - 87 are mapped to 72 - 127
+
+   Register 88 is mapped to 32.  */
+
+#define DBX_REGISTER_NUMBER(REGNO) \
+  ((REGNO) <= 31 ? (REGNO) :						\
+   ((REGNO) > 31 && (REGNO) <= 87 ? (REGNO) + 40 : 32))
diff --git a/gcc/config/pa/pa.h b/gcc/config/pa/pa.h
index 717e371..fec3022 100644
--- a/gcc/config/pa/pa.h
+++ b/gcc/config/pa/pa.h
@@ -379,9 +379,6 @@ int lhs_lshift_cint_operand ();
 /* No data type wants to be aligned rounder than this.  */
 #define BIGGEST_ALIGNMENT 64
 
-/* The .align directive in the HP assembler allows up to a 32 alignment.  */
-#define MAX_OFILE_ALIGNMENT 32768
-
 /* Get around hp-ux assembler bug, and make strcpy of constants fast. */
 #define CONSTANT_ALIGNMENT(CODE, TYPEALIGN) \
   ((TYPEALIGN) < 32 ? 32 : (TYPEALIGN))
diff --git a/gcc/config/pa/som.h b/gcc/config/pa/som.h
index b549248..e9e9ceb 100644
--- a/gcc/config/pa/som.h
+++ b/gcc/config/pa/som.h
@@ -468,3 +468,6 @@ do {						\
   for (p = __DTOR_LIST__ + 1; *p; )		\
     (*p++) ();					\
 } while (0)
+
+/* The .align directive in the HP assembler allows up to a 32 alignment.  */
+#define MAX_OFILE_ALIGNMENT 32768
diff --git a/gcc/config/pa/t-linux b/gcc/config/pa/t-linux
new file mode 100644
index 0000000..3748ee3
--- /dev/null
+++ b/gcc/config/pa/t-linux
@@ -0,0 +1 @@
+ADA_CFLAGS=-mdisable-indexing
diff --git a/gcc/config/pa/xm-linux.h b/gcc/config/pa/xm-linux.h
new file mode 100644
index 0000000..e7699d8
--- /dev/null
+++ b/gcc/config/pa/xm-linux.h
@@ -0,0 +1,47 @@
+/* Configuration for GNU C-compiler for PA-RISC.
+   Copyright (C) 1999 Free Software Foundation, Inc.
+
+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.  */
+
+
+extern int errno;
+
+/* #defines that need visibility everywhere.  */
+#define FALSE 0
+#define TRUE 1
+
+/* This describes the machine the compiler is hosted on.  */
+#define HOST_BITS_PER_CHAR 8
+#define HOST_BITS_PER_SHORT 16
+#define HOST_BITS_PER_INT 32
+#define HOST_BITS_PER_LONG 32
+#define HOST_BITS_PER_LONGLONG 64
+
+/* Doubles are stored in memory with the high order word first.  This
+   matters when cross-compiling.  */
+#define HOST_WORDS_BIG_ENDIAN 1
+
+/* target machine dependencies.
+   tm.h is a symbolic link to the actual target specific file.   */
+#include "tm.h"
+
+/* Arguments to use with `exit'.  */
+#define SUCCESS_EXIT_CODE 0
+#define FATAL_EXIT_CODE 33
+
+#include <xm-linux.h>