* config/tc-mips.c (md_pseudo_table): If OBJ_ELF, handle .section.
(s_elf_section): New static function. * ecoff.c (ecoff_build_symbols): Don't abort if we don't recognize the section when setting the storage class; default to sc_Data.
This commit is contained in:
parent
32399d323e
commit
9da4c5d130
|
@ -1,3 +1,10 @@
|
|||
Fri Oct 21 20:42:29 1994 Ian Lance Taylor <ian@sanguine.cygnus.com>
|
||||
|
||||
* config/tc-mips.c (md_pseudo_table): If OBJ_ELF, handle .section.
|
||||
(s_elf_section): New static function.
|
||||
* ecoff.c (ecoff_build_symbols): Don't abort if we don't recognize
|
||||
the section when setting the storage class; default to sc_Data.
|
||||
|
||||
Thu Oct 20 00:43:38 1994 Jeff Law (law@snake.cs.utah.edu)
|
||||
|
||||
* config/tc-hppa.c (md_apply_fix): Set new_val to 8 for all
|
||||
|
|
|
@ -23,6 +23,7 @@
|
|||
|
||||
#include "as.h"
|
||||
#include "config.h"
|
||||
#include "subsegs.h"
|
||||
|
||||
#include <ctype.h>
|
||||
|
||||
|
@ -394,6 +395,9 @@ static void s_loc PARAMS ((int));
|
|||
static void s_mask PARAMS ((char));
|
||||
#endif
|
||||
#endif
|
||||
#ifdef OBJ_ELF
|
||||
static void s_elf_section PARAMS ((int));
|
||||
#endif
|
||||
|
||||
/* Pseudo-op table.
|
||||
|
||||
|
@ -474,6 +478,11 @@ const pseudo_typeS md_pseudo_table[] =
|
|||
{"verstamp", s_ignore, 0},
|
||||
#endif
|
||||
|
||||
#ifdef OBJ_ELF
|
||||
/* We need to tweak the ELF ".section" pseudo-op a bit. */
|
||||
{"section", s_elf_section, 0},
|
||||
#endif
|
||||
|
||||
/* Sentinel. */
|
||||
{NULL}
|
||||
};
|
||||
|
@ -4700,8 +4709,9 @@ mips_ip (str, ip)
|
|||
|| offset_expr.X_add_number < -0x8000)
|
||||
&& (mips_pic != EMBEDDED_PIC
|
||||
|| offset_expr.X_op != O_subtract
|
||||
|| ! S_IS_LOCAL (offset_expr.X_add_symbol)
|
||||
|| ! S_IS_LOCAL (offset_expr.X_op_symbol)))
|
||||
|| now_seg != text_section
|
||||
|| (S_GET_SEGMENT (offset_expr.X_op_symbol)
|
||||
!= text_section)))
|
||||
break;
|
||||
|
||||
offset_reloc = BFD_RELOC_LO16;
|
||||
|
@ -5398,8 +5408,6 @@ md_apply_fix (fixP, valueP)
|
|||
as_warn_where (fixP->fx_file, fixP->fx_line,
|
||||
"Branch to odd address (%lx)", value);
|
||||
value >>= 2;
|
||||
if (value < -0x8000 || value >= 0x8000)
|
||||
as_bad_where (fixP->fx_file, fixP->fx_line, "Relocation overflow");
|
||||
|
||||
/* update old instruction data */
|
||||
buf = (unsigned char *) (fixP->fx_where + fixP->fx_frag->fr_literal);
|
||||
|
@ -5417,7 +5425,46 @@ md_apply_fix (fixP, valueP)
|
|||
internalError ();
|
||||
return 0;
|
||||
}
|
||||
insn |= value & 0xFFFF;
|
||||
|
||||
if (value >= -0x8000 && value < 0x8000)
|
||||
insn |= value & 0xffff;
|
||||
else
|
||||
{
|
||||
/* The branch offset is too large. If this is an
|
||||
unconditional branch, and we are not generating PIC code,
|
||||
we can convert it to an absolute jump instruction. */
|
||||
if (mips_pic == NO_PIC
|
||||
&& fixP->fx_done
|
||||
&& fixP->fx_frag->fr_address >= text_section->vma
|
||||
&& (fixP->fx_frag->fr_address
|
||||
< text_section->vma + text_section->_raw_size)
|
||||
&& ((insn & 0xffff0000) == 0x10000000 /* beq $0,$0 */
|
||||
|| (insn & 0xffff0000) == 0x04010000 /* bgez $0 */
|
||||
|| (insn & 0xffff0000) == 0x04110000)) /* bgezal $0 */
|
||||
{
|
||||
if ((insn & 0xffff0000) == 0x04110000) /* bgezal $0 */
|
||||
insn = 0x0c000000; /* jal */
|
||||
else
|
||||
insn = 0x08000000; /* j */
|
||||
fixP->fx_r_type = BFD_RELOC_MIPS_JMP;
|
||||
fixP->fx_done = 0;
|
||||
fixP->fx_addsy = section_symbol (text_section);
|
||||
fixP->fx_addnumber = (value << 2) + md_pcrel_from (fixP);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* FIXME. It would be possible in principle to handle
|
||||
conditional branches which overflow. They could be
|
||||
transformed into a branch around a jump. This would
|
||||
require setting up variant frags for each different
|
||||
branch type. The native MIPS assembler attempts to
|
||||
handle these cases, but it appears to do it
|
||||
incorrectly. */
|
||||
as_bad_where (fixP->fx_file, fixP->fx_line,
|
||||
"Relocation overflow");
|
||||
}
|
||||
}
|
||||
|
||||
md_number_to_chars ((char *) buf, (valueT) insn, 4);
|
||||
break;
|
||||
|
||||
|
@ -5677,6 +5724,22 @@ s_change_sec (sec)
|
|||
auto_align = 1;
|
||||
}
|
||||
|
||||
#ifdef OBJ_ELF
|
||||
|
||||
/* Handle the ELF .section pseudo-op. This is a wrapper around
|
||||
obj_elf_section. */
|
||||
|
||||
static void
|
||||
s_elf_section (x)
|
||||
int x;
|
||||
{
|
||||
mips_emit_delays ();
|
||||
obj_elf_section (x);
|
||||
auto_align = 1;
|
||||
}
|
||||
|
||||
#endif /* OBJ_ELF */
|
||||
|
||||
static void
|
||||
s_cons (log_size)
|
||||
int log_size;
|
||||
|
|
|
@ -3953,7 +3953,12 @@ ecoff_build_symbols (backend, buf, bufend, offset)
|
|||
else if (seg == &bfd_abs_section)
|
||||
sc = sc_Abs;
|
||||
else
|
||||
abort ();
|
||||
{
|
||||
/* This must be a user named section.
|
||||
This is not possible in ECOFF, but it
|
||||
is in ELF. */
|
||||
sc = sc_Data;
|
||||
}
|
||||
|
||||
sym_ptr->ecoff_sym.asym.st = (int) st;
|
||||
sym_ptr->ecoff_sym.asym.sc = (int) sc;
|
||||
|
@ -5153,7 +5158,7 @@ ecoff_generate_asm_lineno (filename, lineno)
|
|||
ecoff_generate_asm_line_stab(filename, lineno);
|
||||
*/
|
||||
|
||||
if (strcmp (current_stabs_filename, filename))
|
||||
if (current_stabs_filename == (char *)NULL || strcmp (current_stabs_filename, filename))
|
||||
{
|
||||
add_file (filename, 0);
|
||||
generate_asm_lineno = 1;
|
||||
|
|
Loading…
Reference in New Issue