Applied Stephane Carrez <Stephane.Carrez@worldnet.fr> patches to add support

for m68hc11 and m68hc12 processors.

1 files changed, 109 insertions, 0 deletions

diff --git a/gas/config/tc-m68hc11.h b/gas/config/tc-m68hc11.h
new file mode 100644
index 0000000..2d4466a
--- /dev/null
+++ b/gas/config/tc-m68hc11.h
@@ -0,0 +1,109 @@
+/* tc-m68hc11.h -- Header file for tc-m68hc11.c.
+   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+
+   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, 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA. */
+
+#define TC_M68HC11
+#define TC_M68HC12
+
+/* Define TC_M68K so that we can use the MRI mode.  */
+#define TC_M68K
+
+#define TARGET_BYTES_BIG_ENDIAN 1
+
+/* Motorola assembler specs does not require '.' before pseudo-ops.  */
+#define NO_PSEUDO_DOT 1
+
+#if 0
+/* Treat the single quote as a string delimiter.
+   ??? This does not work at all.  */
+#define SINGLE_QUOTE_STRINGS 1
+#endif
+
+#ifndef BFD_ASSEMBLER
+#error M68HC11 support requires BFD_ASSEMBLER
+#endif
+
+/* The target BFD architecture.  */
+#define TARGET_ARCH (m68hc11_arch ())
+extern enum bfd_architecture m68hc11_arch PARAMS ((void));
+
+#define TARGET_MACH (m68hc11_mach ())
+extern int m68hc11_mach PARAMS ((void));
+
+#define TARGET_FORMAT (m68hc11_arch_format ())
+extern const char *m68hc11_arch_format PARAMS ((void));
+
+/* Specific sections:
+   - The .page0 is a data section that is mapped in [0x0000..0x00FF].
+     Page0 accesses are faster on the M68HC11. Soft registers used by GCC-m6811
+     are located in .page0.
+   - The .vectors is the data section that represents the interrupt
+     vectors.  */
+#define ELF_TC_SPECIAL_SECTIONS \
+  { ".page0",	SHT_PROGBITS,	SHF_ALLOC + SHF_WRITE	}, \
+  { ".vectors",	SHT_PROGBITS,	SHF_ALLOC + SHF_WRITE	},
+
+#define LISTING_WORD_SIZE 1	/* A word is 1 bytes */
+#define LISTING_LHS_WIDTH 4	/* One word on the first line */
+#define LISTING_LHS_WIDTH_SECOND 4	/* One word on the second line */
+#define LISTING_LHS_CONT_LINES 4	/* And 4 lines max */
+#define LISTING_HEADER "M68HC11 GAS "
+
+/* call md_pcrel_from_section, not md_pcrel_from */
+#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC)
+
+/* Permit temporary numeric labels.  */
+#define LOCAL_LABELS_FB 1
+
+#define DIFF_EXPR_OK		/* .-foo gets turned into PC relative relocs */
+
+extern void m68hc11_init_after_args PARAMS ((void));
+#define tc_init_after_args m68hc11_init_after_args
+
+extern int m68hc11_parse_long_option PARAMS ((char *));
+#define md_parse_long_option m68hc11_parse_long_option
+
+extern void m68hc11_end_of_source PARAMS ((void));
+#define md_end() m68hc11_end_of_source ()
+
+#define DWARF2_LINE_MIN_INSN_LENGTH 1
+
+/* We don't need to handle .word strangely.  */
+#define WORKING_DOT_WORD
+
+#define md_number_to_chars           number_to_chars_bigendian
+
+/* Relax table to translate short relative branches (-128..127) into
+   absolute branches.  */
+extern struct relax_type md_relax_table[];
+#define TC_GENERIC_RELAX_TABLE md_relax_table
+
+extern int m68hc11_cleanup PARAMS ((void));
+
+#define md_operand(x)
+#define md_after_pass_hook()	     m68hc11_cleanup()
+#define md_cleanup()		     m68hc11_cleanup()
+#define md_do_align(a,b,c,d,e)	     m68hc11_cleanup()
+#define tc_frob_label(sym) do {\
+  m68hc11_cleanup(); \
+  S_SET_VALUE (sym, (valueT) frag_now_fix ()); \
+} while (0)
+
+#define tc_print_statistics m68hc11_print_statistics
+extern void m68hc11_print_statistics PARAMS ((FILE *));