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author | Andrew Cagney <cagney@redhat.com> | 2004-02-20 16:23:01 +0000 |
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committer | Andrew Cagney <cagney@redhat.com> | 2004-02-20 16:23:01 +0000 |
commit | 299d901ce6a983dfecbbe5232c4fe33522b79d85 (patch) | |
tree | 9b430d5c9a70bcee90fad41ee5967d9b62318ee6 /cpu/sh.opc | |
parent | 876f40905a27ef106554f894321b23d8130e9ffc (diff) | |
download | fsf-binutils-gdb-299d901ce6a983dfecbbe5232c4fe33522b79d85.zip fsf-binutils-gdb-299d901ce6a983dfecbbe5232c4fe33522b79d85.tar.gz fsf-binutils-gdb-299d901ce6a983dfecbbe5232c4fe33522b79d85.tar.bz2 |
2004-02-20 Andrew Cagney <cagney@redhat.com>
* sh.cpu, sh.opc, sh64-compact.cpu, sh64-media.cpu: New files, all
written by Ben Elliston.
Diffstat (limited to 'cpu/sh.opc')
-rw-r--r-- | cpu/sh.opc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/cpu/sh.opc b/cpu/sh.opc new file mode 100644 index 0000000..0fdb97f --- /dev/null +++ b/cpu/sh.opc @@ -0,0 +1,78 @@ +/* SHmedia opcode support. -*- C -*- + + Copyright 2000 Free Software Foundation, Inc. + + Contributed by Red Hat Inc; developed under contract from Hitachi + Semiconductor (America) Inc. + + This file is part of the GNU Binutils. + + This program 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 of the License, or + (at your option) any later version. + + This program 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 this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ +/* This file is an addendum to sh-media.cpu. Heavy use of C code isn't + appropriate in .cpu files, so it resides here. This especially applies + to assembly/disassembly where parsing/printing can be quite involved. + Such things aren't really part of the specification of the cpu, per se, + so .cpu files provide the general framework and .opc files handle the + nitty-gritty details as necessary. + + Each section is delimited with start and end markers. + + <arch>-opc.h additions use: "-- opc.h" + <arch>-opc.c additions use: "-- opc.c" + <arch>-asm.c additions use: "-- asm.c" + <arch>-dis.c additions use: "-- dis.c" + <arch>-ibd.h additions use: "-- ibd.h" +*/ + +/* -- opc.h */ + +/* Allows reason codes to be output when assembler errors occur. */ +#define CGEN_VERBOSE_ASSEMBLER_ERRORS + +/* Override disassembly hashing - there are variable bits in the top + byte of these instructions. */ +#define CGEN_DIS_HASH_SIZE 8 +#define CGEN_DIS_HASH(buf,value) (((* (unsigned char*) (buf)) >> 6) % CGEN_DIS_HASH_SIZE) + +/* -- asm.c */ + +static const char * +parse_fsd (cd, strp, opindex, valuep) + CGEN_CPU_DESC cd; + const char **strp; + int opindex; + long *valuep; +{ + abort(); +} + +/* -- dis.c */ + +static void +print_likely (cd, dis_info, value, attrs, pc, length) + CGEN_CPU_DESC cd; + PTR dis_info; + long value; + unsigned int attrs; + bfd_vma pc; + int length; +{ + disassemble_info *info = (disassemble_info *) dis_info; + (*info->fprintf_func) (info->stream, (value) ? "/l" : "/u"); +} + +/* -- */ |