/* tc-h8300.c -- Assemble code for the Renesas H8/300
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000,
- 2001, 2002, 2003 Free Software Foundation, Inc.
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
GAS is distributed in the hope that it will be useful,
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, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
/* Written By Steve Chamberlain <sac@cygnus.com>. */
-#include <stdio.h>
#include "as.h"
#include "subsegs.h"
-#include "bfd.h"
-
-#ifdef BFD_ASSEMBLER
#include "dwarf2dbg.h"
-#endif
#define DEFINE_TABLE
#define h8_opcodes ops
{
Hmode = 1;
Smode = 0;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300h))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
{
Smode = 1;
Hmode = 1;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300s))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
Hmode = 1;
Smode = 0;
Nmode = 1;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300hn))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
Smode = 1;
Hmode = 1;
Nmode = 1;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300sn))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
Smode = 1;
Hmode = 1;
SXmode = 1;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300sx))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
Hmode = 1;
SXmode = 1;
Nmode = 1;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300sxn))
as_warn (_("could not set architecture and machine"));
-#endif
}
static void
{0, 0, 0}
};
-const int md_reloc_size;
-
const char EXP_CHARS[] = "eE";
/* Chars that mean this number is a floating point constant
char prev_buffer[100];
int idx = 0;
-#ifdef BFD_ASSEMBLER
if (!bfd_set_arch_mach (stdoutput, bfd_arch_h8300, bfd_mach_h8300))
as_warn (_("could not set architecture and machine"));
-#endif
opcode_hash_control = hash_new ();
prev_buffer[0] = 0;
static void clever_message (const struct h8_instruction *, struct h8_op *);
static void fix_operand_size (struct h8_op *, int);
static void build_bytes (const struct h8_instruction *, struct h8_op *);
-static void do_a_fix_imm (int, int, struct h8_op *, int);
+static void do_a_fix_imm (int, int, struct h8_op *, int, const struct h8_instruction *);
static void check_operand (struct h8_op *, unsigned int, char *);
static const struct h8_instruction * get_specific (const struct h8_instruction *, struct h8_op *, int) ;
static char *get_operands (unsigned, char *, struct h8_op *);
&& !(low == 2 && (high == 3 || ((high == 4 || high == 5) && SXmode)))
&& !(low == 3 && (high == 4 || high == 5 || high == 6) && SXmode)
&& !(low == 4 && (high == 5 || high == 6))
+ && !(low == 4 && high == 7 && SXmode)
&& !(low == 5 && (high == 6 || high == 7) && SXmode)
&& !(low == 6 && high == 7 && SXmode))
as_bad (_("Invalid register list for ldm/stm\n"));
op->mode = (op->mode & ~SIZE) | L_8;
break;
default:
- as_warn ("invalid suffix after register.");
+ as_warn (_("invalid suffix after register."));
break;
}
src += 2;
error:
as_bad (_("expected valid addressing mode for mova: \"@(disp, ea.sz),ERn\""));
- return;
}
static void
get_rtsl_operands (char *ptr, struct h8_op *operand)
{
- int mode, num, num2, len, type = 0;
+ int mode, len, type = 0;
+ unsigned int num, num2;
ptr++;
if (*ptr == '(')
ptr += len;
/* CONST_xxx are used as placeholders in the opcode table. */
num = num2 - num;
- if (num < 0 || num > 3)
+ if (num > 3)
{
as_bad (_("invalid register list"));
return;
x |= x_size = L_32;
}
-#if 0 /* ??? */
- /* Promote an L8 to L_16 if it makes us match. */
- if ((op_mode == ABS || op_mode == DISP) && x_size == L_8)
- {
- if (op_size == L_16)
- x_size = L_16;
- }
-#endif
-
if (((x_size == L_16 && op_size == L_16U)
|| (x_size == L_8 && op_size == L_8U)
|| (x_size == L_3 && op_size == L_3NZ))
(may relax into an 8bit absolute address). */
static void
-do_a_fix_imm (int offset, int nibble, struct h8_op *operand, int relaxmode)
+do_a_fix_imm (int offset, int nibble, struct h8_op *operand, int relaxmode, const struct h8_instruction *this_try)
{
int idx;
int size;
check_operand (operand, 0xffff, t);
bytes[0] |= operand->exp.X_add_number >> 8;
bytes[1] |= operand->exp.X_add_number >> 0;
+#ifdef OBJ_ELF
+ /* MOVA needs both relocs to relax the second operand properly. */
+ if (relaxmode != 0
+ && (OP_KIND(this_try->opcode->how) == O_MOVAB
+ || OP_KIND(this_try->opcode->how) == O_MOVAW
+ || OP_KIND(this_try->opcode->how) == O_MOVAL))
+ {
+ idx = BFD_RELOC_16;
+ fix_new_exp (frag_now, offset, 2, &operand->exp, 0, idx);
+ }
+#endif
break;
case L_24:
check_operand (operand, 0xffffff, t);
{
int i;
char *output = frag_more (this_try->length);
- op_type *nibble_ptr = this_try->opcode->data.nib;
+ const op_type *nibble_ptr = this_try->opcode->data.nib;
op_type c;
unsigned int nibble_count = 0;
int op_at[3];
for (i = 0; i < this_try->length; i++)
output[i] = (asnibbles[i * 2] << 4) | asnibbles[i * 2 + 1];
- /* Note if this is a movb instruction -- there's a special relaxation
- which only applies to them. */
- if (this_try->opcode->how == O (O_MOV, SB))
+ /* Note if this is a movb or a bit manipulation instruction
+ there is a special relaxation which only applies. */
+ if ( this_try->opcode->how == O (O_MOV, SB)
+ || this_try->opcode->how == O (O_BCLR, SB)
+ || this_try->opcode->how == O (O_BAND, SB)
+ || this_try->opcode->how == O (O_BIAND, SB)
+ || this_try->opcode->how == O (O_BILD, SB)
+ || this_try->opcode->how == O (O_BIOR, SB)
+ || this_try->opcode->how == O (O_BIST, SB)
+ || this_try->opcode->how == O (O_BIXOR, SB)
+ || this_try->opcode->how == O (O_BLD, SB)
+ || this_try->opcode->how == O (O_BNOT, SB)
+ || this_try->opcode->how == O (O_BOR, SB)
+ || this_try->opcode->how == O (O_BSET, SB)
+ || this_try->opcode->how == O (O_BST, SB)
+ || this_try->opcode->how == O (O_BTST, SB)
+ || this_try->opcode->how == O (O_BXOR, SB))
movb = 1;
/* Output any fixes. */
if (x_mode == IMM || x_mode == DISP)
do_a_fix_imm (output - frag_now->fr_literal + op_at[i] / 2,
- op_at[i] & 1, operand + i, (x & MEMRELAX) != 0);
+ op_at[i] & 1, operand + i, (x & MEMRELAX) != 0,
+ this_try);
else if (x_mode == ABS)
do_a_fix_imm (output - frag_now->fr_literal + op_at[i] / 2,
op_at[i] & 1, operand + i,
- (x & MEMRELAX) ? movb + 1 : 0);
+ (x & MEMRELAX) ? movb + 1 : 0,
+ this_try);
else if (x_mode == PCREL)
{
/* This condition is long standing, though somewhat suspect. */
if (operand->exp.X_add_number > -128
&& operand->exp.X_add_number < 127)
- operand->mode |= L_8;
+ {
+ if (operand->exp.X_add_symbol != NULL)
+ operand->mode |= bsize;
+ else
+ operand->mode |= L_8;
+ }
else
operand->mode |= L_16;
break;
build_bytes (instruction, operand);
-#ifdef BFD_ASSEMBLER
dwarf2_emit_insn (instruction->length);
-#endif
-}
-
-#ifndef BFD_ASSEMBLER
-void
-tc_crawl_symbol_chain (object_headers *headers ATTRIBUTE_UNUSED)
-{
- printf (_("call to tc_crawl_symbol_chain \n"));
}
-#endif
symbolS *
md_undefined_symbol (char *name ATTRIBUTE_UNUSED)
return 0;
}
-#ifndef BFD_ASSEMBLER
-void
-tc_headers_hook (object_headers *headers ATTRIBUTE_UNUSED)
-{
- printf (_("call to tc_headers_hook \n"));
-}
-#endif
-
-/* Various routines to kill one day */
-/* Equal to MAX_PRECISION in atof-ieee.c */
-#define MAX_LITTLENUMS 6
-
-/* Turn a string in input_line_pointer into a floating point constant
- of type TYPE, and store the appropriate bytes in *LITP. The number
- of LITTLENUMS emitted is stored in *SIZEP. An error message is
- returned, or NULL on OK. */
+/* Various routines to kill one day. */
char *
md_atof (int type, char *litP, int *sizeP)
{
- int prec;
- LITTLENUM_TYPE words[MAX_LITTLENUMS];
- LITTLENUM_TYPE *wordP;
- char *t;
-
- switch (type)
- {
- case 'f':
- case 'F':
- case 's':
- case 'S':
- prec = 2;
- break;
-
- case 'd':
- case 'D':
- case 'r':
- case 'R':
- prec = 4;
- break;
-
- case 'x':
- case 'X':
- prec = 6;
- break;
-
- case 'p':
- case 'P':
- prec = 6;
- break;
-
- default:
- *sizeP = 0;
- return _("Bad call to MD_ATOF()");
- }
- t = atof_ieee (input_line_pointer, type, words);
- if (t)
- input_line_pointer = t;
-
- *sizeP = prec * sizeof (LITTLENUM_TYPE);
- for (wordP = words; prec--;)
- {
- md_number_to_chars (litP, (long) (*wordP++), sizeof (LITTLENUM_TYPE));
- litP += sizeof (LITTLENUM_TYPE);
- }
- return 0;
+ return ieee_md_atof (type, litP, sizeP, TRUE);
}
\f
+#define OPTION_H_TICK_HEX (OPTION_MD_BASE)
+
const char *md_shortopts = "";
struct option md_longopts[] = {
+ { "h-tick-hex", no_argument, NULL, OPTION_H_TICK_HEX },
{NULL, no_argument, NULL, 0}
};
int
md_parse_option (int c ATTRIBUTE_UNUSED, char *arg ATTRIBUTE_UNUSED)
{
- return 0;
+ switch (c)
+ {
+ case OPTION_H_TICK_HEX:
+ enable_h_tick_hex = 1;
+ break;
+
+ default:
+ return 0;
+ }
+ return 1;
}
void
}
void
-md_convert_frag (
-#ifdef BFD_ASSEMBLER
- bfd *headers ATTRIBUTE_UNUSED,
-#else
- object_headers *headers ATTRIBUTE_UNUSED,
-#endif
+md_convert_frag (bfd *headers ATTRIBUTE_UNUSED,
segT seg ATTRIBUTE_UNUSED,
fragS *fragP ATTRIBUTE_UNUSED)
{
abort ();
}
-#ifdef BFD_ASSEMBLER
valueT
md_section_align (segT segment, valueT size)
{
int align = bfd_get_section_alignment (stdoutput, segment);
return ((size + (1 << align) - 1) & (-1 << align));
}
-#else
-valueT
-md_section_align (segT seg, valueT size)
-{
- return ((size + (1 << section_alignment[(int) seg]) - 1)
- & (-1 << section_alignment[(int) seg]));
-}
-#endif
-
void
-md_apply_fix3 (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
+md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
{
char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
long val = *valP;
*buf++ = (val >> 8);
*buf++ = val;
break;
+ case 8:
+ /* This can arise when the .quad or .8byte pseudo-ops are used.
+ Returning here (without setting fx_done) will cause the code
+ to attempt to generate a reloc which will then fail with the
+ slightly more helpful error message: "Cannot represent
+ relocation type BFD_RELOC_64". */
+ return;
default:
abort ();
}
}
int
-md_estimate_size_before_relax (register fragS *fragP ATTRIBUTE_UNUSED,
- register segT segment_type ATTRIBUTE_UNUSED)
+md_estimate_size_before_relax (fragS *fragP ATTRIBUTE_UNUSED,
+ segT segment_type ATTRIBUTE_UNUSED)
{
- printf (_("call tomd_estimate_size_before_relax \n"));
+ printf (_("call to md_estimate_size_before_relax \n"));
abort ();
}
abort ();
}
-#ifndef BFD_ASSEMBLER
-void
-tc_reloc_mangle (fixS *fix_ptr, struct internal_reloc *intr, bfd_vma base)
-{
- symbolS *symbol_ptr;
-
- symbol_ptr = fix_ptr->fx_addsy;
-
- /* If this relocation is attached to a symbol then it's ok
- to output it. */
- if (fix_ptr->fx_r_type == TC_CONS_RELOC)
- {
- /* cons likes to create reloc32's whatever the size of the reloc..
- */
- switch (fix_ptr->fx_size)
- {
- case 4:
- intr->r_type = R_RELLONG;
- break;
- case 2:
- intr->r_type = R_RELWORD;
- break;
- case 1:
- intr->r_type = R_RELBYTE;
- break;
- default:
- abort ();
- }
- }
- else
- {
- intr->r_type = fix_ptr->fx_r_type;
- }
-
- intr->r_vaddr = fix_ptr->fx_frag->fr_address + fix_ptr->fx_where + base;
- intr->r_offset = fix_ptr->fx_offset;
-
- if (symbol_ptr)
- {
- if (symbol_ptr->sy_number != -1)
- intr->r_symndx = symbol_ptr->sy_number;
- else
- {
- symbolS *segsym;
-
- /* This case arises when a reference is made to `.'. */
- segsym = seg_info (S_GET_SEGMENT (symbol_ptr))->dot;
- if (segsym == NULL)
- intr->r_symndx = -1;
- else
- {
- intr->r_symndx = segsym->sy_number;
- intr->r_offset += S_GET_VALUE (symbol_ptr);
- }
- }
- }
- else
- intr->r_symndx = -1;
-}
-#else /* BFD_ASSEMBLER */
arelent *
tc_gen_reloc (asection *section ATTRIBUTE_UNUSED, fixS *fixp)
{
|| S_GET_SEGMENT (fixp->fx_addsy) == undefined_section)
{
as_bad_where (fixp->fx_file, fixp->fx_line,
- "Difference of symbols in different sections is not supported");
+ _("Difference of symbols in different sections is not supported"));
return NULL;
}
}
- rel = (arelent *) xmalloc (sizeof (arelent));
- rel->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ rel = xmalloc (sizeof (arelent));
+ rel->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
*rel->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
rel->address = fixp->fx_frag->fr_address + fixp->fx_where;
rel->addend = fixp->fx_offset;
#define DEBUG 0
#if DEBUG
fprintf (stderr, "%s\n", bfd_get_reloc_code_name (r_type));
- fflush(stderr);
+ fflush (stderr);
#endif
rel->howto = bfd_reloc_type_lookup (stdoutput, r_type);
if (rel->howto == NULL)
return rel;
}
-#endif
projects / deliverable / binutils-gdb.git / blobdiff