/* tc-h8500.c -- Assemble code for the Hitachi H8/500
- Copyright (C) 1993 Free Software Foundation.
+ Copyright (C) 1993, 94, 95, 1998 Free Software Foundation.
This file is part of GAS, the GNU Assembler.
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, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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. */
/*
Written By Steve Chamberlain
#include "subsegs.h"
#define DEFINE_TABLE
#define ASSEMBLER_TABLE
-#include "../opcodes/h8500-opc.h"
+#include "opcodes/h8500-opc.h"
#include <ctype.h>
const char comment_chars[] = "!";
const char line_separator_chars[] = ";";
-const char line_comment_chars[] = "!";
+const char line_comment_chars[] = "!#";
/* This table describes all the machine specific pseudo-ops the assembler
has to support. The fields are:
{0, 0, 0}
};
-int md_reloc_size;
+const int md_reloc_size;
const char EXP_CHARS[] = "eE";
#define END 4
#define BYTE_F 127
-#define BYTE_B -128
+#define BYTE_B -126
#define WORD_F 32767
#define WORD_B 32768
h8500_opcode_info *opcode;
char prev_buffer[100];
int idx = 0;
+ register relax_typeS *table;
opcode_hash_control = hash_new ();
prev_buffer[0] = 0;
}
}
- /* Initialize the relax table */
- md_relax_table[C (BRANCH, BYTE_DISP)].rlx_forward = BYTE_F;
- md_relax_table[C (BRANCH, BYTE_DISP)].rlx_backward = BYTE_B;
- md_relax_table[C (BRANCH, BYTE_DISP)].rlx_length = 2;
- md_relax_table[C (BRANCH, BYTE_DISP)].rlx_more = C (BRANCH, WORD_DISP);
-
- md_relax_table[C (BRANCH, WORD_DISP)].rlx_forward = WORD_F;
- md_relax_table[C (BRANCH, WORD_DISP)].rlx_backward = WORD_B;
- md_relax_table[C (BRANCH, WORD_DISP)].rlx_length = 3;
- md_relax_table[C (BRANCH, WORD_DISP)].rlx_more = 0;
-
- md_relax_table[C (SCB_F, BYTE_DISP)].rlx_forward = BYTE_F;
- md_relax_table[C (SCB_F, BYTE_DISP)].rlx_backward = BYTE_B;
- md_relax_table[C (SCB_F, BYTE_DISP)].rlx_length = 3;
- md_relax_table[C (SCB_F, BYTE_DISP)].rlx_more = C (SCB_F, WORD_DISP);
-
- md_relax_table[C (SCB_F, WORD_DISP)].rlx_forward = WORD_F;
- md_relax_table[C (SCB_F, WORD_DISP)].rlx_backward = WORD_B;
- md_relax_table[C (SCB_F, WORD_DISP)].rlx_length = 8;
- md_relax_table[C (SCB_F, WORD_DISP)].rlx_more = 0;
-
- md_relax_table[C (SCB_TST, BYTE_DISP)].rlx_forward = BYTE_F;
- md_relax_table[C (SCB_TST, BYTE_DISP)].rlx_backward = BYTE_B;
- md_relax_table[C (SCB_TST, BYTE_DISP)].rlx_length = 3;
- md_relax_table[C (SCB_TST, BYTE_DISP)].rlx_more = C (SCB_TST, WORD_DISP);
-
- md_relax_table[C (SCB_TST, WORD_DISP)].rlx_forward = WORD_F;
- md_relax_table[C (SCB_TST, WORD_DISP)].rlx_backward = WORD_B;
- md_relax_table[C (SCB_TST, WORD_DISP)].rlx_length = 10;
- md_relax_table[C (SCB_TST, WORD_DISP)].rlx_more = 0;
+ /* Initialize the relax table. We use a local variable to avoid
+ warnings about modifying a supposedly const data structure. */
+ table = (relax_typeS *) md_relax_table;
+ table[C (BRANCH, BYTE_DISP)].rlx_forward = BYTE_F;
+ table[C (BRANCH, BYTE_DISP)].rlx_backward = BYTE_B;
+ table[C (BRANCH, BYTE_DISP)].rlx_length = 2;
+ table[C (BRANCH, BYTE_DISP)].rlx_more = C (BRANCH, WORD_DISP);
+
+ table[C (BRANCH, WORD_DISP)].rlx_forward = WORD_F;
+ table[C (BRANCH, WORD_DISP)].rlx_backward = WORD_B;
+ table[C (BRANCH, WORD_DISP)].rlx_length = 3;
+ table[C (BRANCH, WORD_DISP)].rlx_more = 0;
+
+ table[C (SCB_F, BYTE_DISP)].rlx_forward = BYTE_F;
+ table[C (SCB_F, BYTE_DISP)].rlx_backward = BYTE_B;
+ table[C (SCB_F, BYTE_DISP)].rlx_length = 3;
+ table[C (SCB_F, BYTE_DISP)].rlx_more = C (SCB_F, WORD_DISP);
+
+ table[C (SCB_F, WORD_DISP)].rlx_forward = WORD_F;
+ table[C (SCB_F, WORD_DISP)].rlx_backward = WORD_B;
+ table[C (SCB_F, WORD_DISP)].rlx_length = 8;
+ table[C (SCB_F, WORD_DISP)].rlx_more = 0;
+
+ table[C (SCB_TST, BYTE_DISP)].rlx_forward = BYTE_F;
+ table[C (SCB_TST, BYTE_DISP)].rlx_backward = BYTE_B;
+ table[C (SCB_TST, BYTE_DISP)].rlx_length = 3;
+ table[C (SCB_TST, BYTE_DISP)].rlx_more = C (SCB_TST, WORD_DISP);
+
+ table[C (SCB_TST, WORD_DISP)].rlx_forward = WORD_F;
+ table[C (SCB_TST, WORD_DISP)].rlx_backward = WORD_B;
+ table[C (SCB_TST, WORD_DISP)].rlx_length = 10;
+ table[C (SCB_TST, WORD_DISP)].rlx_more = 0;
}
int *mode;
int *reg;
{
- if (src[0] == 'r')
+ char *end;
+ int len;
+
+ /* Cribbed from get_symbol_end(). */
+ if (!is_name_beginner (*src) || *src == '\001')
+ return 0;
+ end = src+1;
+ while (is_part_of_name (*end) || *end == '\001')
+ end++;
+ len = end - src;
+
+ if (len == 2 && src[0] == 'r')
{
if (src[1] >= '0' && src[1] <= '7')
{
*mode = RN;
*reg = (src[1] - '0');
- return 2;
+ return len;
}
}
-
- if (src[0] == 's' && src[1] == 'p')
+ if (len == 2 && src[0] == 's' && src[1] == 'p')
{
*mode = RN;
*reg = 7;
- return 2;
+ return len;
}
- if (src[0] == 'c' && src[1] == 'c' && src[2] == 'r')
+ if (len == 3 && src[0] == 'c' && src[1] == 'c' && src[2] == 'r')
{
*mode = CRB;
*reg = 1;
- return 3;
+ return len;
}
- if (src[0] == 's' && src[1] == 'r')
+ if (len == 2 && src[0] == 's' && src[1] == 'r')
{
*mode = CRW;
*reg = 0;
- return 2;
+ return len;
}
-
- if (src[0] == 'b' && src[1] == 'r')
+ if (len == 2 && src[0] == 'b' && src[1] == 'r')
{
*mode = CRB;
*reg = 3;
- return 2;
+ return len;
}
-
- if (src[0] == 'e' && src[1] == 'p')
+ if (len == 2 && src[0] == 'e' && src[1] == 'p')
{
*mode = CRB;
*reg = 4;
- return 2;
+ return len;
}
-
- if (src[0] == 'd' && src[1] == 'p')
+ if (len == 2 && src[0] == 'd' && src[1] == 'p')
{
*mode = CRB;
*reg = 5;
- return 2;
+ return len;
}
-
- if (src[0] == 't' && src[1] == 'p')
+ if (len == 2 && src[0] == 't' && src[1] == 'p')
{
*mode = CRB;
*reg = 7;
- return 2;
+ return len;
}
-
- if (src[0] == 'f' && src[1] == 'p')
+ if (len == 2 && src[0] == 'f' && src[1] == 'p')
{
*mode = RN;
*reg = 6;
- return 2;
+ return len;
}
return 0;
}
{
char *save;
char *new;
- segT seg;
save = input_line_pointer;
if (s[1] == 'p' && s[2] == 'a' && s[3] == 'g' && s[4] == 'e')
{
s += 5;
-
*page = 'p';
}
+ if (s[1] == 'h' && s[2] == 'i' && s[3] == '1' && s[4] == '6')
+ {
+ s += 5;
+ *page = 'h';
+ }
else if (s[1] == 'o' && s[2] == 'f' && s[3] == 'f')
{
s += 4;
input_line_pointer = s;
- seg = expr (0, op);
+ expression (op);
+ if (op->X_op == O_absent)
+ as_bad (_("missing operand"));
new = input_line_pointer;
input_line_pointer = save;
- if (SEG_NORMAL (seg))
- return new;
- switch (seg)
- {
- case SEG_ABSOLUTE:
- case SEG_UNKNOWN:
- case SEG_DIFFERENCE:
- case SEG_BIG:
- case SEG_REGISTER:
- return new;
- case SEG_ABSENT:
- as_bad ("Missing operand");
- return new;
- default:
- as_bad ("Don't understand operand of type %s", segment_name (seg));
- return new;
- }
+ return new;
}
typedef enum
{
if (!size24)
{
- as_bad (":24 not valid for this opcode");
+ as_bad (_(":24 not valid for this opcode"));
}
ptr += 2;
exp->type = size24;
}
else
{
- as_bad ("expect :8,:16 or :24");
+ as_bad (_("expect :8,:16 or :24"));
exp->type = size16;
}
}
{
exp->type = IMM8;
}
+ else if (exp->page == 'h')
+ {
+ exp->type = IMM16;
+ }
else
{
/* Let's work out the size from the context */
int n = exp->exp.X_add_number;
if (size8
- && exp->exp.X_seg == SEG_ABSOLUTE
+ && exp->exp.X_op == O_constant
&& ((sign == exp_signed && (n >= -128 && n <= 127))
|| (sign == exp_unsigned && (n >= 0 && (n <= 255)))
|| (sign == exp_sandu && (n >= -128 && (n <= 255)))))
}
else
{
- as_bad ("syntax error in reg list");
+ as_bad (_("syntax error in reg list"));
return 0;
}
if (src[idx] == '-')
}
else
{
- as_bad ("missing final register in range");
+ as_bad (_("missing final register in range"));
}
}
if (src[idx] == ',')
}
idx++;
op->exp.X_add_symbol = 0;
- op->exp.X_subtract_symbol = 0;
+ op->exp.X_op_symbol = 0;
op->exp.X_add_number = mask;
- op->exp.X_seg = SEG_ABSOLUTE;
+ op->exp.X_op = O_constant;
+ op->exp.X_unsigned = 1;
op->type = IMM8;
return idx;
int mode;
unsigned int num;
unsigned int len;
-
+ op->page = 0;
if (src[0] == '(' && src[1] == 'r')
{
/* This is a register list */
if (*src != ',')
{
- as_bad ("expected @(exp, Rn)");
+ as_bad (_("expected @(exp, Rn)"));
return;
}
src++;
len = parse_reg (src, &mode, &op->reg);
if (len == 0 || mode != RN)
{
- as_bad ("expected @(exp, Rn)");
+ as_bad (_("expected @(exp, Rn)"));
return;
}
src += len;
if (*src != ')')
{
- as_bad ("expected @(exp, Rn)");
+ as_bad (_("expected @(exp, Rn)"));
return;
}
*ptr = src + 1;
src++;
if (mode != RN)
{
- as_bad ("@Rn+ needs word register");
+ as_bad (_("@Rn+ needs word register"));
return;
}
op->type = RNINC;
}
if (mode != RN)
{
- as_bad ("@Rn needs word register");
+ as_bad (_("@Rn needs word register"));
return;
}
op->type = RNIND;
continue;
}
break;
+ case SPINC:
+ if (user->type == RNINC && user->reg == 7)
+ {
+ continue;
+ }
+ break;
case ABS16:
if (user->type == ABS16)
{
break;
case QIM:
if (user->type == IMM8
- && user->exp.X_seg == SEG_ABSOLUTE
+ && user->exp.X_op == O_constant
&&
(user->exp.X_add_number == -2
|| user->exp.X_add_number == -1
}
break;
default:
- printf ("unhandled %d\n", this_try->arg_type[i]);
+ printf (_("unhandled %d\n"), this_try->arg_type[i]);
break;
}
int low;
int high;
{
- if (operand->X_seg != SEG_ABSOLUTE
+ if (operand->X_op != O_constant
|| operand->X_add_number < low
|| operand->X_add_number > high)
{
- as_bad ("operand must be absolute in range %d..%d", low, high);
+ as_bad (_("operand must be absolute in range %d..%d"), low, high);
}
return operand->X_add_number;
}
int reloc;
int pcrel;
{
- fix_new (frag_now,
- output - frag_now->fr_literal + index,
- 4, /* always say size is 4, but we know better */
- exp->X_add_symbol,
- exp->X_subtract_symbol,
- exp->X_add_number,
- pcrel,
- reloc);
+ fix_new_exp (frag_now,
+ output - frag_now->fr_literal + index,
+ 4, /* always say size is 4, but we know better */
+ exp,
+ pcrel,
+ reloc);
}
void
switch (opcode->bytes[index].insert)
{
default:
- printf ("failed for %d\n", opcode->bytes[index].insert);
+ printf (_("failed for %d\n"), opcode->bytes[index].insert);
break;
case 0:
break;
output[index] |= rn;
break;
case RD:
+ case RDIND:
+
output[index] |= rd;
break;
case RS:
case FPIND_D8:
insert (output, index, &displacement, R_H8500_IMM8, 0);
break;
+
case IMM16:
- insert (output, index, &immediate, immediate_inpage ?
- R_H8500_LOW16 : R_H8500_IMM16, 0);
+ {
+ int p;
+ switch (immediate_inpage) {
+ case 'p':
+ p = R_H8500_HIGH16;
+ break;
+ case 'h':
+ p = R_H8500_HIGH16;
+ break;
+ default:
+ p = R_H8500_IMM16;
+ break;
+ }
+
+ insert (output, index, &immediate,p, 0);
+ }
+
index++;
break;
case RLIST:
output[0] |= 0x8;
break;
case ABS24:
- insert (output, index, absolute, R_H8500_IMM24, 0);
+ insert (output, index, &absolute, R_H8500_IMM24, 0);
index += 2;
break;
case ABS16:
- insert (output, index, absolute, R_H8500_IMM16, 0);
+ insert (output, index, &absolute, R_H8500_IMM16, 0);
index++;
break;
case ABS8:
- insert (output, index, absolute, R_H8500_IMM8, 0);
+ insert (output, index, &absolute, R_H8500_IMM8, 0);
break;
case QIM:
switch (immediate.X_add_number)
if (op_end == op_start)
{
- as_bad ("can't find opcode ");
+ as_bad (_("can't find opcode "));
}
opcode = (h8500_opcode_info *) hash_find (opcode_hash_control, name);
if (opcode == NULL)
{
- as_bad ("unknown opcode");
+ as_bad (_("unknown opcode"));
return;
}
- input_line_pointer = get_operands (opcode, op_end, operand);
+ get_operands (opcode, op_end, operand);
prev_opcode = opcode;
opcode = get_specific (opcode, operand);
where[0] = 0x0;
where[1] = 0x0;
- as_bad ("invalid operands for opcode");
+ as_bad (_("invalid operands for opcode"));
return;
}
DEFUN (tc_crawl_symbol_chain, (headers),
object_headers * headers)
{
- printf ("call to tc_crawl_symbol_chain \n");
+ printf (_("call to tc_crawl_symbol_chain \n"));
}
symbolS *
DEFUN (tc_headers_hook, (headers),
object_headers * headers)
{
- printf ("call to tc_headers_hook \n");
-}
-
-void
-DEFUN_VOID (md_end)
-{
+ printf (_("call to tc_headers_hook \n"));
}
/* Various routines to kill one day */
default:
*sizeP = 0;
- return "Bad call to MD_ATOF()";
+ return _("Bad call to MD_ATOF()");
}
t = atof_ieee (input_line_pointer, type, words);
if (t)
md_number_to_chars (litP, (long) (*wordP++), sizeof (LITTLENUM_TYPE));
litP += sizeof (LITTLENUM_TYPE);
}
- return ""; /* Someone should teach Dean about null pointers */
+ return 0;
}
+\f
+CONST char *md_shortopts = "";
+struct option md_longopts[] = {
+ {NULL, no_argument, NULL, 0}
+};
+size_t md_longopts_size = sizeof(md_longopts);
int
-md_parse_option (argP, cntP, vecP)
- char **argP;
- int *cntP;
- char ***vecP;
-
+md_parse_option (c, arg)
+ int c;
+ char *arg;
{
return 0;
}
-int md_short_jump_size;
-
-void
-tc_aout_fix_to_chars ()
-{
- printf ("call to tc_aout_fix_to_chars \n");
- abort ();
-}
-
void
-md_create_short_jump (ptr, from_addr, to_addr, frag, to_symbol)
- char *ptr;
- long from_addr;
- long to_addr;
- fragS *frag;
- symbolS *to_symbol;
+md_show_usage (stream)
+ FILE *stream;
{
- as_fatal ("failed sanity check.");
}
-
+\f
void
-md_create_long_jump (ptr, from_addr, to_addr, frag, to_symbol)
- char *ptr;
- long from_addr, to_addr;
- fragS *frag;
- symbolS *to_symbol;
+tc_aout_fix_to_chars ()
{
- as_fatal ("failed sanity check.");
+ printf (_("call to tc_aout_fix_to_chars \n"));
+ abort ();
}
static
called after relaxing, change the frags so they know how big they are
*/
void
-md_convert_frag (headers, fragP)
+md_convert_frag (headers, seg, fragP)
object_headers *headers;
+ segT seg;
fragS *fragP;
-
{
int disp_size = 0;
int inst_size = 0;
case C (SCB_F, UNDEF_WORD_DISP):
case C (SCB_TST, UNDEF_WORD_DISP):
/* This tried to be relaxed, but didn't manage it, it now needs a
- fix */
+ fix */
wordify_scb (buffer, &disp_size, &inst_size);
/* Make a reloc */
fragP->fr_fix + inst_size,
4,
fragP->fr_symbol,
- 0,
fragP->fr_offset,
0,
R_H8500_PCREL16);
fragP->fr_fix += disp_size + inst_size;
fragP->fr_var = 0;
}
-
}
-long
-DEFUN (md_section_align, (seg, size),
- segT seg AND
- long size)
+valueT
+md_section_align (seg, size)
+ segT seg ;
+ valueT size;
{
return ((size + (1 << section_alignment[(int) seg]) - 1)
& (-1 << section_alignment[(int) seg]));
case R_H8500_HIGH8:
*buf++ = val >> 16;
break;
+ case R_H8500_HIGH16:
+ *buf++ = val >> 24;
+ *buf++ = val >> 16;
+ break;
case R_H8500_IMM24:
*buf++ = (val >> 16);
*buf++ = (val >> 8);
}
}
-void
-DEFUN (md_operand, (expressionP), expressionS * expressionP)
-{
-}
-
-int md_long_jump_size;
-
/*
called just before address relaxation, return the length
by which a fragment must grow to reach it's destination
void
md_number_to_chars (ptr, use, nbytes)
char *ptr;
- long use;
+ valueT use;
int nbytes;
{
- switch (nbytes)
- {
- case 4:
- *ptr++ = (use >> 24) & 0xff;
- case 3:
- *ptr++ = (use >> 16) & 0xff;
- case 2:
- *ptr++ = (use >> 8) & 0xff;
- case 1:
- *ptr++ = (use >> 0) & 0xff;
- break;
- default:
- abort ();
- }
+ number_to_chars_bigendian (ptr, use, nbytes);
}
+
long
md_pcrel_from (fixP)
fixS *fixP;
-
{
return fixP->fx_size + fixP->fx_where + fixP->fx_frag->fr_address;
}
+/*ARGSUSED*/
void
-tc_coff_symbol_emit_hook ()
+tc_coff_symbol_emit_hook (ignore)
+ symbolS *ignore;
{
}
}
-/* end of tc-h8500.c */
+
int
start_label (ptr)
return 0;
return 1;
}
+
+
+int
+tc_coff_sizemachdep (frag)
+ fragS *frag;
+{
+ return md_relax_table[frag->fr_subtype].rlx_length;
+}
+
+/* end of tc-h8500.c */
+
projects / deliverable / binutils-gdb.git / blobdiff