-/* tc-ldx.c -- Assemble for the DLX
- Copyright 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+/* tc-dlx.c -- Assemble for the DLX
+ Copyright (C) 2002-2014 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
/* Initially created by Kuang Hwa Lin, 3/20/2002. */
-#include "safe-ctype.h"
#include "as.h"
+#include "safe-ctype.h"
#include "tc-dlx.h"
#include "opcode/dlx.h"
/* Missing entry point, use function's name with the leading
char prepended. */
if (leading_char)
- asprintf (&label, "%c%s", leading_char, name);
+ {
+ unsigned len = strlen (name) + 1;
+ label = xmalloc (len + 1);
+ label[0] = leading_char;
+ memcpy (label + 1, name, len);
+ }
else
label = name;
}
parse_operand (char *s, expressionS *operandp)
{
char *save = input_line_pointer;
- char *new;
+ char *new_pos;
the_insn.HI = the_insn.LO = 0;
(void) expression (operandp);
}
- new = input_line_pointer;
+ new_pos = input_line_pointer;
input_line_pointer = save;
- return new;
+ return new_pos;
}
/* Instruction parsing. Takes a string containing the opcode.
char *s;
const char *args;
struct machine_opcode *insn;
- char *argsStart;
unsigned long opcode;
expressionS the_operand;
expressionS *operand = &the_operand;
unsigned int reg, reg_shift = 0;
+ memset (&the_insn, '\0', sizeof (the_insn));
+ the_insn.reloc = NO_RELOC;
+
/* Fixup the opcode string to all lower cases, and also
allow numerical digits. */
s = str;
return;
}
- /* Hash the opcode, insn will have the string from opcode table.
- also initialized the_insn struct. */
+ /* Hash the opcode, insn will have the string from opcode table. */
if ((insn = (struct machine_opcode *) hash_find (op_hash, str)) == NULL)
{
/* Handle the ret and return macro here. */
if ((strcmp (str, "ret") == 0) || (strcmp (str, "return") == 0))
- {
- memset (&the_insn, '\0', sizeof (the_insn));
- the_insn.reloc = NO_RELOC;
- the_insn.pcrel = 0;
- the_insn.opcode =
- (unsigned long)(JROP | 0x03e00000); /* 0x03e00000 = r31 << 21 */
- }
+ the_insn.opcode = JROP | 0x03e00000; /* 0x03e00000 = r31 << 21 */
else
as_bad (_("Unknown opcode `%s'."), str);
return;
}
- argsStart = s;
opcode = insn->opcode;
- memset (&the_insn, '\0', sizeof (the_insn));
- the_insn.reloc = NO_RELOC;
- the_insn.pcrel = 0;
/* Set the sip reloc HI16 flag. */
if (!set_dlx_skip_hi16_flag (1))
know (str);
machine_ip (str);
toP = frag_more (4);
+ dwarf2_emit_insn (4);
+
/* Put out the opcode. */
md_number_to_chars (toP, the_insn.opcode, 4);
}
/* This is identical to the md_atof in m68k.c. I think this is right,
- but I'm not sure.
-
- 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. */
-/* Dlx will not use it anyway, so I just leave it here for now. */
-
-/* Equal to MAX_PRECISION in atof-ieee.c. */
-#define MAX_LITTLENUMS 6
+ but I'm not sure. Dlx will not use it anyway, so I just leave it
+ here for now. */
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, (valueT) (*wordP++), sizeof (LITTLENUM_TYPE));
- litP += sizeof (LITTLENUM_TYPE);
- }
-
- return 0;
+ return ieee_md_atof (type, litP, sizeP, TRUE);
}
/* Write out big-endian. */
return NULL;
}
- assert (!fixP->fx_pcrel == !reloc->howto->pc_relative);
+ gas_assert (!fixP->fx_pcrel == !reloc->howto->pc_relative);
reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
*reloc->sym_ptr_ptr = symbol_get_bfdsym (fixP->fx_addsy);
pop_insert (dlx_pseudo_table);
return ;
}
-