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-rw-r--r--opcodes/avr-dis.c359
1 files changed, 0 insertions, 359 deletions
diff --git a/opcodes/avr-dis.c b/opcodes/avr-dis.c
deleted file mode 100644
index 4598cab4145..00000000000
--- a/opcodes/avr-dis.c
+++ /dev/null
@@ -1,359 +0,0 @@
-/* Disassemble AVR instructions.
- Copyright 1999, 2000 Free Software Foundation, Inc.
-
- Contributed by Denis Chertykov <denisc@overta.ru>
-
-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. */
-
-#include <assert.h>
-#include "sysdep.h"
-#include "dis-asm.h"
-#include "opintl.h"
-
-
-struct avr_opcodes_s
-{
- char *name;
- char *constraints;
- char *opcode;
- int insn_size; /* in words */
- int isa;
- unsigned int bin_opcode;
- unsigned int bin_mask;
-};
-
-#define AVR_INSN(NAME, CONSTR, OPCODE, SIZE, ISA, BIN) \
-{#NAME, CONSTR, OPCODE, SIZE, ISA, BIN, 0},
-
-struct avr_opcodes_s avr_opcodes[] =
-{
- #include "opcode/avr.h"
- {NULL, NULL, NULL, 0, 0, 0, 0}
-};
-
-static int avr_operand PARAMS ((unsigned int, unsigned int,
- unsigned int, int, char *, char *, int));
-
-static int
-avr_operand (insn, insn2, pc, constraint, buf, comment, regs)
- unsigned int insn;
- unsigned int insn2;
- unsigned int pc;
- int constraint;
- char *buf;
- char *comment;
- int regs;
-{
- int ok = 1;
-
- switch (constraint)
- {
- /* Any register operand. */
- case 'r':
- if (regs)
- insn = (insn & 0xf) | ((insn & 0x0200) >> 5); /* source register */
- else
- insn = (insn & 0x01f0) >> 4; /* destination register */
-
- sprintf (buf, "r%d", insn);
- break;
-
- case 'd':
- if (regs)
- sprintf (buf, "r%d", 16 + (insn & 0xf));
- else
- sprintf (buf, "r%d", 16 + ((insn & 0xf0) >> 4));
- break;
-
- case 'w':
- sprintf (buf, "r%d", 24 + ((insn & 0x30) >> 3));
- break;
-
- case 'a':
- if (regs)
- sprintf (buf, "r%d", 16 + (insn & 7));
- else
- sprintf (buf, "r%d", 16 + ((insn >> 4) & 7));
- break;
-
- case 'v':
- if (regs)
- sprintf (buf, "r%d", (insn & 0xf) * 2);
- else
- sprintf (buf, "r%d", ((insn & 0xf0) >> 3));
- break;
-
- case 'e':
- {
- char *xyz;
-
- switch (insn & 0x100f)
- {
- case 0x0000: xyz = "Z"; break;
- case 0x1001: xyz = "Z+"; break;
- case 0x1002: xyz = "-Z"; break;
- case 0x0008: xyz = "Y"; break;
- case 0x1009: xyz = "Y+"; break;
- case 0x100a: xyz = "-Y"; break;
- case 0x100c: xyz = "X"; break;
- case 0x100d: xyz = "X+"; break;
- case 0x100e: xyz = "-X"; break;
- default: xyz = "??"; ok = 0;
- }
- sprintf (buf, xyz);
-
- if (AVR_UNDEF_P (insn))
- sprintf (comment, _("undefined"));
- }
- break;
-
- case 'z':
- *buf++ = 'Z';
- if (insn & 0x1)
- *buf++ = '+';
- *buf = '\0';
- if (AVR_UNDEF_P (insn))
- sprintf (comment, _("undefined"));
- break;
-
- case 'b':
- {
- unsigned int x;
-
- x = (insn & 7);
- x |= (insn >> 7) & (3 << 3);
- x |= (insn >> 8) & (1 << 5);
-
- if (insn & 0x8)
- *buf++ = 'Y';
- else
- *buf++ = 'Z';
- sprintf (buf, "+%d", x);
- sprintf (comment, "0x%02x", x);
- }
- break;
-
- case 'h':
- sprintf (buf, "0x%x",
- ((((insn & 1) | ((insn & 0x1f0) >> 3)) << 16) | insn2) * 2);
- break;
-
- case 'L':
- {
- int rel_addr = (((insn & 0xfff) ^ 0x800) - 0x800) * 2;
- sprintf (buf, ".%+-8d", rel_addr);
- sprintf (comment, "0x%x", pc + 2 + rel_addr);
- }
- break;
-
- case 'l':
- {
- int rel_addr = ((((insn >> 3) & 0x7f) ^ 0x40) - 0x40) * 2;
- sprintf (buf, ".%+-8d", rel_addr);
- sprintf (comment, "0x%x", pc + 2 + rel_addr);
- }
- break;
-
- case 'i':
- sprintf (buf, "0x%04X", insn2);
- break;
-
- case 'M':
- sprintf (buf, "0x%02X", ((insn & 0xf00) >> 4) | (insn & 0xf));
- sprintf (comment, "%d", ((insn & 0xf00) >> 4) | (insn & 0xf));
- break;
-
- case 'n':
- sprintf (buf, "??");
- fprintf (stderr, _("Internal disassembler error"));
- ok = 0;
- break;
-
- case 'K':
- {
- unsigned int x;
-
- x = (insn & 0xf) | ((insn >> 2) & 0x30);
- sprintf (buf, "0x%02x", x);
- sprintf (comment, "%d", x);
- }
- break;
-
- case 's':
- sprintf (buf, "%d", insn & 7);
- break;
-
- case 'S':
- sprintf (buf, "%d", (insn >> 4) & 7);
- break;
-
- case 'P':
- {
- unsigned int x;
- x = (insn & 0xf);
- x |= (insn >> 5) & 0x30;
- sprintf (buf, "0x%02x", x);
- sprintf (comment, "%d", x);
- }
- break;
-
- case 'p':
- {
- unsigned int x;
-
- x = (insn >> 3) & 0x1f;
- sprintf (buf, "0x%02x", x);
- sprintf (comment, "%d", x);
- }
- break;
-
- case '?':
- *buf = '\0';
- break;
-
- default:
- sprintf (buf, "??");
- fprintf (stderr, _("unknown constraint `%c'"), constraint);
- ok = 0;
- }
-
- return ok;
-}
-
-static unsigned short avrdis_opcode PARAMS ((bfd_vma, disassemble_info *));
-
-static unsigned short
-avrdis_opcode (addr, info)
- bfd_vma addr;
- disassemble_info *info;
-{
- bfd_byte buffer[2];
- int status;
- status = info->read_memory_func(addr, buffer, 2, info);
- if (status != 0)
- {
- info->memory_error_func(status, addr, info);
- return -1;
- }
- return bfd_getl16 (buffer);
-}
-
-
-int
-print_insn_avr(addr, info)
- bfd_vma addr;
- disassemble_info *info;
-{
- unsigned int insn, insn2;
- struct avr_opcodes_s *opcode;
- void *stream = info->stream;
- fprintf_ftype prin = info->fprintf_func;
- static int initialized;
- int cmd_len = 2;
- int ok = 0;
- char op1[20], op2[20], comment1[40], comment2[40];
-
- if (!initialized)
- {
- initialized = 1;
-
- for (opcode = avr_opcodes; opcode->name; opcode++)
- {
- char * s;
- unsigned int bin = 0;
- unsigned int mask = 0;
-
- for (s = opcode->opcode; *s; ++s)
- {
- bin <<= 1;
- mask <<= 1;
- bin |= (*s == '1');
- mask |= (*s == '1' || *s == '0');
- }
- assert (s - opcode->opcode == 16);
- assert (opcode->bin_opcode == bin);
- opcode->bin_mask = mask;
- }
- }
-
- insn = avrdis_opcode (addr, info);
-
- for (opcode = avr_opcodes; opcode->name; opcode++)
- {
- if ((insn & opcode->bin_mask) == opcode->bin_opcode)
- break;
- }
-
- /* Special case: disassemble `ldd r,b+0' as `ld r,b', and
- `std b+0,r' as `st b,r' (next entry in the table). */
-
- if (AVR_DISP0_P (insn))
- opcode++;
-
- op1[0] = 0;
- op2[0] = 0;
- comment1[0] = 0;
- comment2[0] = 0;
-
- if (opcode->name)
- {
- char *op = opcode->constraints;
-
- insn2 = 0;
- ok = 1;
-
- if (opcode->insn_size > 1)
- {
- insn2 = avrdis_opcode (addr + 2, info);
- cmd_len = 4;
- }
-
- if (*op && *op != '?')
- {
- int regs = REGISTER_P (*op);
-
- ok = avr_operand (insn, insn2, addr, *op, op1, comment1, 0);
-
- if (ok && *(++op) == ',')
- ok = avr_operand (insn, insn2, addr, *(++op), op2,
- *comment1 ? comment2 : comment1, regs);
- }
- }
-
- if (!ok)
- {
- /* Unknown opcode, or invalid combination of operands. */
- sprintf (op1, "0x%04x", insn);
- op2[0] = 0;
- sprintf (comment1, "????");
- comment2[0] = 0;
- }
-
- (*prin) (stream, "%s", ok ? opcode->name : ".word");
-
- if (*op1)
- (*prin) (stream, "\t%s", op1);
-
- if (*op2)
- (*prin) (stream, ", %s", op2);
-
- if (*comment1)
- (*prin) (stream, "\t; %s", comment1);
-
- if (*comment2)
- (*prin) (stream, " %s", comment2);
-
- return cmd_len;
-}
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