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-rw-r--r--opcodes/ip2k-dis.c218
1 files changed, 97 insertions, 121 deletions
diff --git a/opcodes/ip2k-dis.c b/opcodes/ip2k-dis.c
index 77bd3a8..7b43ccb 100644
--- a/opcodes/ip2k-dis.c
+++ b/opcodes/ip2k-dis.c
@@ -1,27 +1,27 @@
/* Disassembler interface for targets using CGEN. -*- C -*-
CGEN: Cpu tools GENerator
-THIS FILE IS MACHINE GENERATED WITH CGEN.
-- the resultant file is machine generated, cgen-dis.in isn't
+ THIS FILE IS MACHINE GENERATED WITH CGEN.
+ - the resultant file is machine generated, cgen-dis.in isn't
-Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2005
-Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2005
+ Free Software Foundation, Inc.
-This file is part of the GNU Binutils and GDB, the GNU debugger.
+ This file is part of the GNU Binutils and GDB, the GNU debugger.
-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, or (at your option)
-any later version.
+ 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, 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.
+ 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.,
-51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+ 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.,
+ 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/* ??? Eventually more and more of this stuff can go to cpu-independent files.
Keep that in mind. */
@@ -56,30 +56,17 @@ static int read_insn
(CGEN_CPU_DESC, bfd_vma, disassemble_info *, bfd_byte *, int, CGEN_EXTRACT_INFO *,
unsigned long *);
-/* -- disassembler routines inserted here */
+/* -- disassembler routines inserted here. */
/* -- dis.c */
-#define PRINT_FUNC_DECL(name) \
-static void name PARAMS ((CGEN_CPU_DESC, PTR, long, unsigned int, bfd_vma, int))
-
-PRINT_FUNC_DECL (print_fr);
-PRINT_FUNC_DECL (print_dollarhex);
-PRINT_FUNC_DECL (print_dollarhex8);
-PRINT_FUNC_DECL (print_dollarhex_addr16h);
-PRINT_FUNC_DECL (print_dollarhex_addr16l);
-PRINT_FUNC_DECL (print_dollarhex_p);
-PRINT_FUNC_DECL (print_dollarhex_cj);
-PRINT_FUNC_DECL (print_decimal);
-
static void
-print_fr (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_fr (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
const CGEN_KEYWORD_ENTRY *ke;
@@ -87,7 +74,7 @@ print_fr (cd, dis_info, value, attrs, pc, length)
long offsettest;
long offsetvalue;
- if ( value == 0 ) /* This is (IP) */
+ if (value == 0) /* This is (IP). */
{
(*info->fprintf_func) (info->stream, "%s", "(IP)");
return;
@@ -96,46 +83,43 @@ print_fr (cd, dis_info, value, attrs, pc, length)
offsettest = value >> 7;
offsetvalue = value & 0x7F;
- /* Check to see if first two bits are 10 -> (DP) */
- if ( offsettest == 2 )
+ /* Check to see if first two bits are 10 -> (DP). */
+ if (offsettest == 2)
{
- if ( offsetvalue == 0 )
+ if (offsetvalue == 0)
(*info->fprintf_func) (info->stream, "%s","(DP)");
else
(*info->fprintf_func) (info->stream, "$%x%s",offsetvalue, "(DP)");
return;
}
- /* Check to see if first two bits are 11 -> (SP) */
- if ( offsettest == 3 )
+ /* Check to see if first two bits are 11 -> (SP). */
+ if (offsettest == 3)
{
- if ( offsetvalue == 0 )
+ if (offsetvalue == 0)
(*info->fprintf_func) (info->stream, "%s", "(SP)");
else
(*info->fprintf_func) (info->stream, "$%x%s", offsetvalue,"(SP)");
return;
}
- /* Attempt to print as a register keyword. */
+ /* Attempt to print as a register keyword. */
ke = cgen_keyword_lookup_value (& ip2k_cgen_opval_register_names, value);
- if (ke != NULL)
- {
- (*info->fprintf_func) (info->stream, "%s", ke->name);
- return;
- }
- /* Print as an address literal. */
- (*info->fprintf_func) (info->stream, "$%02x", value);
+ if (ke != NULL)
+ (*info->fprintf_func) (info->stream, "%s", ke->name);
+ else
+ /* Print as an address literal. */
+ (*info->fprintf_func) (info->stream, "$%02x", value);
}
static void
-print_dollarhex (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -143,13 +127,12 @@ print_dollarhex (cd, dis_info, value, attrs, pc, length)
}
static void
-print_dollarhex8 (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex8 (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -157,31 +140,29 @@ print_dollarhex8 (cd, dis_info, value, attrs, pc, length)
}
static void
-print_dollarhex_addr16h (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex_addr16h (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
- /* This is a loadh instruction. Shift the value to the left */
- /* by 8 bits so that disassembled code will reassemble properly. */
+ /* This is a loadh instruction. Shift the value to the left
+ by 8 bits so that disassembled code will reassemble properly. */
value = ((value << 8) & 0xFF00);
(*info->fprintf_func) (info->stream, "$%04x", value);
}
static void
-print_dollarhex_addr16l (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex_addr16l (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -189,13 +170,12 @@ print_dollarhex_addr16l (cd, dis_info, value, attrs, pc, length)
}
static void
-print_dollarhex_p (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex_p (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -205,13 +185,12 @@ print_dollarhex_p (cd, dis_info, value, attrs, pc, length)
}
static void
-print_dollarhex_cj (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_dollarhex_cj (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -219,15 +198,13 @@ print_dollarhex_cj (cd, dis_info, value, attrs, pc, length)
(*info->fprintf_func) (info->stream, "$%05x", value);
}
-
static void
-print_decimal (cd, dis_info, value, attrs, pc, length)
- CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
- PTR dis_info;
- long value;
- unsigned int attrs ATTRIBUTE_UNUSED;
- bfd_vma pc ATTRIBUTE_UNUSED;
- int length ATTRIBUTE_UNUSED;
+print_decimal (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
+ void * dis_info,
+ long value,
+ unsigned int attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc ATTRIBUTE_UNUSED,
+ int length ATTRIBUTE_UNUSED)
{
disassemble_info *info = (disassemble_info *) dis_info;
@@ -239,8 +216,7 @@ print_decimal (cd, dis_info, value, attrs, pc, length)
/* -- */
void ip2k_cgen_print_operand
- PARAMS ((CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *,
- void const *, bfd_vma, int));
+ (CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *, void const *, bfd_vma, int);
/* Main entry point for printing operands.
XINFO is a `void *' and not a `disassemble_info *' to not put a requirement
@@ -258,16 +234,15 @@ void ip2k_cgen_print_operand
the handlers. */
void
-ip2k_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length)
- CGEN_CPU_DESC cd;
- int opindex;
- PTR xinfo;
- CGEN_FIELDS *fields;
- void const *attrs ATTRIBUTE_UNUSED;
- bfd_vma pc;
- int length;
+ip2k_cgen_print_operand (CGEN_CPU_DESC cd,
+ int opindex,
+ void * xinfo,
+ CGEN_FIELDS *fields,
+ void const *attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc,
+ int length)
{
- disassemble_info *info = (disassemble_info *) xinfo;
+ disassemble_info *info = (disassemble_info *) xinfo;
switch (opindex)
{
@@ -323,8 +298,7 @@ cgen_print_fn * const ip2k_cgen_print_handlers[] =
void
-ip2k_cgen_init_dis (cd)
- CGEN_CPU_DESC cd;
+ip2k_cgen_init_dis (CGEN_CPU_DESC cd)
{
ip2k_cgen_init_opcode_table (cd);
ip2k_cgen_init_ibld_table (cd);
@@ -376,7 +350,7 @@ print_address (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
/* Print the operand as directed by the attributes. */
if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_SEM_ONLY))
- ; /* nothing to do */
+ ; /* Nothing to do. */
else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_PCREL_ADDR))
(*info->print_address_func) (value, info);
else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_ABS_ADDR))
@@ -458,6 +432,7 @@ read_insn (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
unsigned long *insn_value)
{
int status = (*info->read_memory_func) (pc, buf, buflen, info);
+
if (status != 0)
{
(*info->memory_error_func) (status, pc, info);
@@ -562,13 +537,13 @@ print_insn (CGEN_CPU_DESC cd,
length = CGEN_EXTRACT_FN (cd, insn)
(cd, insn, &ex_info, insn_value_cropped, &fields, pc);
- /* length < 0 -> error */
+ /* Length < 0 -> error. */
if (length < 0)
return length;
if (length > 0)
{
CGEN_PRINT_FN (cd, insn) (cd, info, insn, &fields, pc, length);
- /* length is in bits, result is in bytes */
+ /* Length is in bits, result is in bytes. */
return length / 8;
}
}
@@ -618,7 +593,8 @@ default_print_insn (CGEN_CPU_DESC cd, bfd_vma pc, disassemble_info *info)
Print one instruction from PC on INFO->STREAM.
Return the size of the instruction (in bytes). */
-typedef struct cpu_desc_list {
+typedef struct cpu_desc_list
+{
struct cpu_desc_list *next;
int isa;
int mach;
@@ -703,7 +679,7 @@ print_insn_ip2k (bfd_vma pc, disassemble_info *info)
if (!cd)
abort ();
- /* save this away for future reference */
+ /* Save this away for future reference. */
cl = xmalloc (sizeof (struct cpu_desc_list));
cl->cd = cd;
cl->isa = isa;