/* m32c opcode support. -*- C -*-
- Copyright 2005 Free Software Foundation, Inc.
+ Copyright 2005, 2007, 2009, 2010 Free Software Foundation, Inc.
Contributed by Red Hat Inc; developed under contract from Renesas
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
/* This file is an addendum to m32c.cpu. Heavy use of C code isn't
appropriate in .cpu files, so it resides here. This especially applies
/* -- opc.h */
/* Needed for RTL's 'ext' and 'trunc' operators. */
-#include "cgen-types.h"
-#include "cgen-ops.h"
+#include "cgen/basic-modes.h"
+#include "cgen/basic-ops.h"
/* We can't use the default hash size because many bits are used by
operands. */
int opindex, unsigned long *valuep)
{
const char *errmsg = 0;
- unsigned long value;
+ unsigned long value = 0;
long have_zero = 0;
if (strncasecmp (*strp, "%dsp8(", 6) == 0)
{
enum cgen_parse_operand_result result_type;
- bfd_vma value;
- const char *errmsg;
+ bfd_vma val;
*strp += 6;
errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_8,
- & result_type, & value);
+ & result_type, & val);
if (**strp != ')')
return _("missing `)'");
(*strp) ++;
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- return _("%dsp8() takes a symbolic address, not a number");
- }
+ return _("%dsp8() takes a symbolic address, not a number");
+
+ value = val;
*valuep = value;
return errmsg;
}
int opindex, signed long *valuep)
{
const char *errmsg = 0;
- signed long value;
+ signed long value = 0;
if (strncasecmp (*strp, "%hi8(", 5) == 0)
{
enum cgen_parse_operand_result result_type;
- bfd_vma value;
- const char *errmsg;
+ bfd_vma val;
*strp += 5;
errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_M32C_HI8,
- & result_type, & value);
+ & result_type, & val);
if (**strp != ')')
return _("missing `)'");
(*strp) ++;
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- value >>= 16;
- }
+ val >>= 16;
+
+ value = val;
*valuep = value;
return errmsg;
}
int opindex, unsigned long *valuep)
{
const char *errmsg = 0;
- unsigned long value;
+ unsigned long value = 0;
long have_zero = 0;
if (strncasecmp (*strp, "%dsp16(", 7) == 0)
{
enum cgen_parse_operand_result result_type;
- bfd_vma value;
- const char *errmsg;
+ bfd_vma val;
*strp += 7;
errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_16,
- & result_type, & value);
+ & result_type, & val);
if (**strp != ')')
return _("missing `)'");
(*strp) ++;
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- return _("%dsp16() takes a symbolic address, not a number");
- }
+ return _("%dsp16() takes a symbolic address, not a number");
+
+ value = val;
*valuep = value;
return errmsg;
}
int opindex, signed long *valuep)
{
const char *errmsg = 0;
- signed long value;
+ signed long value = 0;
if (strncasecmp (*strp, "%lo16(", 6) == 0)
{
enum cgen_parse_operand_result result_type;
- bfd_vma value;
- const char *errmsg;
+ bfd_vma val;
*strp += 6;
errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_LO16,
- & result_type, & value);
+ & result_type, & val);
if (**strp != ')')
return _("missing `)'");
(*strp) ++;
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- value &= 0xffff;
- }
+ val &= 0xffff;
+
+ value = val;
*valuep = value;
return errmsg;
}
if (strncasecmp (*strp, "%hi16(", 6) == 0)
{
enum cgen_parse_operand_result result_type;
- bfd_vma value;
- const char *errmsg;
+ bfd_vma val;
*strp += 6;
errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_HI16,
- & result_type, & value);
+ & result_type, & val);
if (**strp != ')')
return _("missing `)'");
(*strp) ++;
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- value >>= 16;
- }
+ val >>= 16;
+
+ value = val;
*valuep = value;
return errmsg;
}
return 0;
}
+static const char *
+parse_bit3_S (CGEN_CPU_DESC cd, const char **strp,
+ int opindex, signed long *valuep)
+{
+ const char *errmsg = 0;
+ signed long value;
+
+ errmsg = cgen_parse_signed_integer (cd, strp, opindex, & value);
+ if (errmsg)
+ return errmsg;
+
+ if (value < 0 || value > 7)
+ return _("immediate is out of range 0-7");
+
+ *valuep = value;
+ return 0;
+}
+
static const char *
parse_lab_5_3 (CGEN_CPU_DESC cd,
const char **strp,
if (type_addr)
*type_addr = op_res;
- if (op_res == CGEN_PARSE_OPERAND_ADDRESS)
+ if (op_res == CGEN_PARSE_OPERAND_RESULT_QUEUED)
{
/* This is a hack; the field cannot handle near-zero signed
offsets that CGEN wants to put in to indicate an "empty"
static const char *
parse_unsigned_bitbase (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep,
- unsigned bits)
+ unsigned bits, int allow_syms)
{
const char *errmsg = 0;
unsigned long bit;
unsigned long base;
const char *newp = *strp;
unsigned long long bitbase;
+ long have_zero = 0;
errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & bit);
if (errmsg)
return "Missing base for bit,base:8";
++newp;
+
+ if (strncmp (newp, "0x0", 3) == 0
+ || (newp[0] == '0' && newp[1] != 'x'))
+ have_zero = 1;
+
errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & base);
if (errmsg)
return errmsg;
if (bitbase >= (1ull << bits))
return _("bit,base is out of range");
+ /* If this field may require a relocation then use larger displacement. */
+ if (! have_zero && base == 0)
+ {
+ switch (allow_syms) {
+ case 0:
+ return _("bit,base out of range for symbol");
+ case 1:
+ break;
+ case 2:
+ if (strncmp (newp, "[sb]", 4) != 0)
+ return _("bit,base out of range for symbol");
+ break;
+ }
+ }
+
*valuep = bitbase;
*strp = newp;
return 0;
static const char *
parse_signed_bitbase (CGEN_CPU_DESC cd, const char **strp,
int opindex, signed long *valuep,
- unsigned bits)
+ unsigned bits, int allow_syms)
{
const char *errmsg = 0;
unsigned long bit;
const char *newp = *strp;
long long bitbase;
long long limit;
+ long have_zero = 0;
errmsg = cgen_parse_unsigned_integer (cd, & newp, opindex, & bit);
if (errmsg)
return "Missing base for bit,base:8";
++newp;
+
+ if (strncmp (newp, "0x0", 3) == 0
+ || (newp[0] == '0' && newp[1] != 'x'))
+ have_zero = 1;
+
errmsg = cgen_parse_signed_integer (cd, & newp, opindex, & base);
if (errmsg)
return errmsg;
if (bitbase < -limit || bitbase >= limit)
return _("bit,base is out of range");
+ /* If this field may require a relocation then use larger displacement. */
+ if (! have_zero && base == 0 && ! allow_syms)
+ return _("bit,base out of range for symbol");
+
*valuep = bitbase;
*strp = newp;
return 0;
parse_unsigned_bitbase8 (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep)
{
- return parse_unsigned_bitbase (cd, strp, opindex, valuep, 8);
+ return parse_unsigned_bitbase (cd, strp, opindex, valuep, 8, 0);
}
static const char *
parse_unsigned_bitbase11 (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep)
{
- return parse_unsigned_bitbase (cd, strp, opindex, valuep, 11);
+ return parse_unsigned_bitbase (cd, strp, opindex, valuep, 11, 0);
}
static const char *
parse_unsigned_bitbase16 (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep)
{
- return parse_unsigned_bitbase (cd, strp, opindex, valuep, 16);
+ return parse_unsigned_bitbase (cd, strp, opindex, valuep, 16, 1);
}
static const char *
parse_unsigned_bitbase19 (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep)
{
- return parse_unsigned_bitbase (cd, strp, opindex, valuep, 19);
+ return parse_unsigned_bitbase (cd, strp, opindex, valuep, 19, 2);
}
static const char *
parse_unsigned_bitbase27 (CGEN_CPU_DESC cd, const char **strp,
int opindex, unsigned long *valuep)
{
- return parse_unsigned_bitbase (cd, strp, opindex, valuep, 27);
+ return parse_unsigned_bitbase (cd, strp, opindex, valuep, 27, 1);
}
static const char *
parse_signed_bitbase8 (CGEN_CPU_DESC cd, const char **strp,
int opindex, signed long *valuep)
{
- return parse_signed_bitbase (cd, strp, opindex, valuep, 8);
+ return parse_signed_bitbase (cd, strp, opindex, valuep, 8, 1);
}
static const char *
parse_signed_bitbase11 (CGEN_CPU_DESC cd, const char **strp,
int opindex, signed long *valuep)
{
- return parse_signed_bitbase (cd, strp, opindex, valuep, 11);
+ return parse_signed_bitbase (cd, strp, opindex, valuep, 11, 0);
}
static const char *
parse_signed_bitbase19 (CGEN_CPU_DESC cd, const char **strp,
int opindex, signed long *valuep)
{
- return parse_signed_bitbase (cd, strp, opindex, valuep, 19);
+ return parse_signed_bitbase (cd, strp, opindex, valuep, 19, 1);
}
/* Parse the suffix as :<char> or as nothing followed by a whitespace. */
const CGEN_INSN *insn)
{
int machs = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_MACH);
- int isas = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_ISA);
+ CGEN_BITSET isas = CGEN_INSN_BITSET_ATTR_VALUE (insn, CGEN_INSN_ISA);
/* If attributes are absent, assume no restriction. */
if (machs == 0)
machs = ~0;
return ((machs & cd->machs)
- && (isas & cd->isas));
+ && cgen_bitset_intersect_p (& isas, cd->isas));
}
/* Parse a set of registers, R0,R1,A0,A1,SB,FB. */
};
disassemble_info *info = dis_info;
int mask;
- int index = 0;
+ int reg_index = 0;
char* comma = "";
if (push)
comma = ",";
}
- for (index = 1; index <= 7; ++index)
+ for (reg_index = 1; reg_index <= 7; ++reg_index)
{
if (push)
mask >>= 1;
if (value & mask)
{
(*info->fprintf_func) (info->stream, "%s%s", comma,
- m16c_register_names [index]);
+ m16c_register_names [reg_index]);
comma = ",";
}
}
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