This commit was manufactured by cvs2svn to create tagfirst-egcs-checkin

'first-egcs-checkin'.

git-svn-id: https://gcc.gnu.org/svn/gcc/tags/first-egcs-checkin@24354 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 238 insertions, 0 deletions

diff --git a/gcc/config/sparc/linux64.h b/gcc/config/sparc/linux64.h
new file mode 100644
index 00000000000..cf6015d3adb
--- /dev/null
+++ b/gcc/config/sparc/linux64.h
@@ -0,0 +1,238 @@
+/* Definitions for 64-bit SPARC running Linux with ELF
+   Copyright 1996, 1997 Free Software Foundation, Inc.
+   Contributed by David S. Miller (davem@caip.rutgers.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.  */
+
+#define LINUX_DEFAULT_ELF
+
+/* This is a v9 only compiler.  -mv8 is not expected to work.  If you want
+   a v8/v9 compiler, this isn't the place to do it.  */
+
+#define SPARC_V9 1	/* See sparc.h.  */
+#define SPARC_ARCH64 1
+
+/* Don't assume anything about the header files. */
+#define NO_IMPLICIT_EXTERN_C
+
+#undef HAVE_ATEXIT
+#define HAVE_ATEXIT
+
+#include <sparc/sysv4.h>
+
+#undef MD_EXEC_PREFIX
+#undef MD_STARTFILE_PREFIX
+
+/* Output at beginning of assembler file.  */
+/* The .file command should always begin the output.  */
+#undef ASM_FILE_START
+#define ASM_FILE_START(FILE)                                            \
+  do {                                                                  \
+        output_file_directive (FILE, main_input_filename);              \
+        fprintf (FILE, "\t.version\t\"01.01\"\n");                      \
+  } while (0)
+  
+#undef ASM_DEFAULT_SPEC
+#define ASM_DEFAULT_SPEC "-Av9a"
+
+#undef  LIBGCC_SPEC
+#define LIBGCC_SPEC \
+  "%{!shared:-lgcc}"
+
+/* Provide a STARTFILE_SPEC appropriate for Linux.  Here we add
+   the Linux magical crtbegin.o file (see crtstuff.c) which
+   provides part of the support for getting C++ file-scope static
+   object constructed before entering `main'. */
+   
+#undef  STARTFILE_SPEC
+#define STARTFILE_SPEC \
+  "%{!shared: \
+     %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
+   crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
+
+/* Provide a ENDFILE_SPEC appropriate for Linux.  Here we tack on
+   the Linux magical crtend.o file (see crtstuff.c) which
+   provides part of the support for getting C++ file-scope static
+   object constructed before entering `main', followed by a normal
+   Linux "finalizer" file, `crtn.o'.  */
+
+#undef  ENDFILE_SPEC
+#define ENDFILE_SPEC \
+  "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
+
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (sparc64 Linux/ELF)");
+
+/* A v9 compiler with stack-bias, 32 bit integers, 64 bit longs and
+   64 bit pointers, in a Medium/Anywhere code model environment.  */
+
+#undef TARGET_DEFAULT
+#define TARGET_DEFAULT \
+  (MASK_V9 + MASK_ARCH64 + MASK_LONG64 + MASK_PTR64 /* + MASK_HARD_QUAD */ \
+   + MASK_STACK_BIAS + MASK_MEDANY + MASK_APP_REGS + MASK_EPILOGUE + MASK_FPU)
+
+#undef SIZE_TYPE
+#define SIZE_TYPE "long long unsigned int"
+ 
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE "long long int"
+  
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "long int"
+   
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE BITS_PER_WORD
+    
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-D__sparc__ -D__sparc__ -D__sparc_v9__ -D__arch64__ -D__ELF__ -Dunix -Dsparc -Dlinux -Asystem(unix) -Asystem(posix) -Acpu(sparc) -Amachine(sparc)"
+
+#undef CPP_SPEC
+#define CPP_SPEC "\
+%{fPIC:-D__PIC__ -D__pic__} \
+%{fpic:-D__PIC__ -D__pic__} \
+%{mint64:-D__INT_MAX__=9223372036854775807LL -D__LONG_MAX__=9223372036854775807LL} \
+%{mlong64:-D__LONG_MAX__=9223372036854775807LL} \
+%{mlittle-endian:-D__LITTLE_ENDIAN__} \
+%{msparclite:-D__sparclite__} \
+%{mv8:-D__sparc_v8__} \
+%{msupersparc:-D__supersparc__ -D__sparc_v8__} \
+%{posix:-D_POSIX_SOURCE} \
+"
+/* We no longer link with libc_p.a or libg.a by default. If you
+ * want to profile or debug the Linux C library, please add
+ * -lc_p or -ggdb to LDFLAGS at the link time, respectively.
+ */
+#undef LIB_SPEC
+#define LIB_SPEC \
+  "%{!shared: %{mieee-fp:-lieee} %{p:-lgmon} %{pg:-lgmon} \
+     %{!ggdb:-lc} %{ggdb:-lg}}"
+
+/* Provide a LINK_SPEC appropriate for Linux.  Here we provide support
+   for the special GCC options -static and -shared, which allow us to
+   link things in one of these three modes by applying the appropriate
+   combinations of options at link-time. We like to support here for
+   as many of the other GNU linker options as possible. But I don't
+   have the time to search for those flags. I am sure how to add
+   support for -soname shared_object_name. H.J.
+
+   I took out %{v:%{!V:-V}}. It is too much :-(. They can use
+   -Wl,-V.
+
+   When the -shared link option is used a final link is not being
+   done.  */
+
+/* If ELF is the default format, we should not use /lib/elf. */
+
+#undef  LINK_SPEC
+#define LINK_SPEC "-m elf64_sparc -Y P,/usr/lib %{shared:-shared} \
+  %{!shared: \
+    %{!ibcs: \
+      %{!static: \
+        %{rdynamic:-export-dynamic} \
+        %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.1}} \
+        %{static:-static}}} \
+%{mlittle-endian:-EL} \
+"
+
+/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
+   It's safe to pass -s always, even if -g is not used. */
+#undef ASM_SPEC
+#define ASM_SPEC "\
+%{V} \
+%{v:%{!V:-V}} \
+%{!Qn:-Qy} \
+%{n} \
+%{T} \
+%{Ym,*} \
+%{Wa,*:%*} \
+-s %{fpic:-K PIC} %{fPIC:-K PIC} \
+%{mlittle-endian:-EL} \
+%(asm_cpu) \
+"
+
+/* Same as sparc.h */
+#undef DBX_REGISTER_NUMBER
+#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
+
+/* System V Release 4 uses DWARF debugging info.  Buf DWARF1 doesn't do
+   64-bit anything, so we use DWARF2.  */
+
+#undef DWARF2_DEBUGGING_INFO
+#undef DWARF_DEBUGGING_INFO
+#undef DBX_DEBUGGING_INFO
+#define DWARF2_DEBUGGING_INFO
+#define DBX_DEBUGGING_INFO
+
+#undef PREFERRED_DEBUGGING_TYPE
+#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
+
+#undef ASM_OUTPUT_ALIGNED_LOCAL
+#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN)		\
+do {									\
+  fputs ("\t.local\t", (FILE));		\
+  assemble_name ((FILE), (NAME));					\
+  putc ('\n', (FILE));							\
+  ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN);			\
+} while (0)
+
+#undef COMMON_ASM_OP
+#define COMMON_ASM_OP "\t.common"
+
+/* This is how to output a definition of an internal numbered label where
+   PREFIX is the class of label and NUM is the number within the class.  */
+
+#undef  ASM_OUTPUT_INTERNAL_LABEL
+#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM)	\
+  fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
+
+/* This is how to output a reference to an internal numbered label where
+   PREFIX is the class of label and NUM is the number within the class.  */
+
+#undef  ASM_OUTPUT_INTERNAL_LABELREF
+#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM)	\
+  fprintf (FILE, ".L%s%d", PREFIX, NUM)
+
+/* This is how to store into the string LABEL
+   the symbol_ref name of an internal numbered label where
+   PREFIX is the class of label and NUM is the number within the class.
+   This is suitable for output with `assemble_name'.  */
+
+#undef  ASM_GENERATE_INTERNAL_LABEL
+#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
+  sprintf (LABEL, "*.L%s%d", PREFIX, NUM)
+
+/* Stabs doesn't use this, and it confuses a simulator.  */
+/* ??? Need to see what DWARF needs, if anything.  */
+#undef ASM_IDENTIFY_GCC
+#define ASM_IDENTIFY_GCC(FILE)
+
+/* Define the names of various pseudo-ops used by the Sparc/svr4 assembler.
+   ??? If ints are 64 bits then UNALIGNED_INT_ASM_OP (defined elsewhere) is
+   misnamed.  These should all refer to explicit sizes (half/word/xword?),
+   anything other than short/int/long/etc.  */
+
+#define UNALIGNED_DOUBLE_INT_ASM_OP	".uaxword"
+
+/* DWARF bits.  */
+
+/* Follow Irix 6 and not the Dwarf2 draft in using 64-bit offsets. 
+   Obviously the Dwarf2 folks havn't tried to actually build systems
+   with their spec.  On a 64-bit system, only 64-bit relocs become
+   RELATIVE relocations.  */
+
+/* #define DWARF_OFFSET_SIZE PTR_SIZE */