New Alpha support files, based on files from CMU.

Still to do:
 - fix floating-point handling
 - figure out if we can adapt to using ../opcodes/alpha-opc.h
 - gcc bootstrap testing
 - 32-bit mode support?
 - test cross-assembly

1 files changed, 67 insertions, 0 deletions

diff --git a/gas/config/tc-alpha.h b/gas/config/tc-alpha.h
new file mode 100644
index 0000000..4994cf9
--- /dev/null
+++ b/gas/config/tc-alpha.h
@@ -0,0 +1,67 @@
+/* This file is tc-alpha.h
+   Copyright (C) 1994 Free Software Foundation, Inc.
+   Written by Ken Raeburn <raeburn@cygnus.com>.
+
+   This file is part of GAS, the GNU Assembler.
+
+   GAS 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.
+
+   GAS 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 GAS; see the file COPYING.  If not, write to
+   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#define TC_ALPHA
+
+#define TARGET_ARCH			bfd_arch_alpha
+
+#define TARGET_FORMAT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour	\
+		       ? "ecoff-littlealpha"				\
+		       : OUTPUT_FLAVOR == bfd_target_elf_flavour	\
+		       ? "elf64-alpha"					\
+		       : "unknown-format")
+
+#define NEED_LITERAL_POOL
+#define TC_HANDLES_FX_DONE
+#define REPEAT_CONS_EXPRESSIONS
+
+extern int alpha_force_relocation PARAMS ((struct fix *));
+extern int alpha_fix_adjustable PARAMS ((struct fix *));
+extern int alpha_frob_symbol PARAMS ((struct symbol *));
+extern int alpha_validate_fix PARAMS ((struct fix *, segT));
+
+extern unsigned long alpha_gprmask, alpha_fprmask;
+
+#define TC_FORCE_RELOCATION(FIXP)	alpha_force_relocation (FIXP)
+#define tc_fix_adjustable(FIXP)		alpha_fix_adjustable (FIXP)
+#define RELOC_REQUIRES_SYMBOL
+#define tc_frob_symbol(S,P)		((P) = alpha_frob_symbol (S))
+#define TC_VALIDATE_FIX(F,S,L)		if(alpha_validate_fix(F,S))goto L;
+
+#define md_convert_frag(b,s,f)		{as_fatal ("alpha convert_frag\n");}
+#define md_create_long_jump(p,f,t,fr,s)	as_fatal("alpha_create_long_jump")
+#define md_create_short_jump(p,f,t,fr,s) as_fatal("alpha_create_short_jump")
+#define md_estimate_size_before_relax(f,s) \
+			(as_fatal("estimate_size_before_relax called"),1)
+#define md_operand(x)			0
+
+extern unsigned long md_section_align PARAMS ((segT, unsigned long));
+
+#define md_undefined_symbol(name)	(0)
+extern void alpha_end ();
+#define md_end()			alpha_end ()
+
+extern int alpha_local_label PARAMS ((const char *));
+#define LOCAL_LABEL(name)		alpha_local_label (name)
+
+#define md_number_to_chars		number_to_chars_littleendian
+
+extern int alpha_do_align ();
+#define md_do_align(n,fill,l)	if (alpha_do_align(n,fill)) goto l