gas/config/tc-mips.c

146   /* The name if this is an label.  */
147   char label[16];
149   /* The target label name if this is an branch.  */
155   /* The offset into FRAG of the first instruction byte.  */
760    offset in the stack frame from which to restore the $gp register.
767    offset and even an other register than $gp as global pointer.  */
977    fail to compute the offset before expanding the macro to the most
1066 /* Branch without likely bit.  If label is out of range, we turn:
1068 	beq reg1, reg2, label
1075         j label
1085 	bltzal <-> bgezal  (with jal label instead of j label)
1095    Branch likely.  If label is out of range, we turn:
1097 	beql reg1, reg2, label
1106      1: j[al] label
1115 	j[al] label
1128 	bltzall -> bgezal  (with jal label instead of j label)
2023   symbolS *label;
2483 /* Move INSN to offset WHERE in FRAG.  Adjust the fixups accordingly
2516 		  relax_substateT subtype, symbolS *symbol, offsetT offset)
2522 	    subtype, symbol, offset, NULL);
4446       gas_assert (S_GET_SEGMENT (l->label) == now_seg);
4447       symbol_set_frag (l->label, frag_now);
4452 	val |= (S_GET_VALUE (l->label) & 0x1);
4453       S_SET_VALUE (l->label, val);
4487 /* Mark MIPS16 or microMIPS instruction label LABEL.  This permits the
4496 mips_compressed_mark_label (symbolS *label)
4501     S_SET_OTHER (label, ELF_ST_SET_MIPS16 (S_GET_OTHER (label)));
4503     S_SET_OTHER (label, ELF_ST_SET_MICROMIPS (S_GET_OTHER (label)));
4504   if ((S_GET_VALUE (label) & 1) == 0
4505       /* Don't adjust the address if the label is global or weak, or
4509       && !S_IS_WEAK (label)
4510       && !S_IS_EXTERNAL (label)
4511       && !s_is_linkonce (label, now_seg))
4512     S_SET_VALUE (label, S_GET_VALUE (label) | 1);
4523     mips_compressed_mark_label (l->label);
4974      expression, assume we have an elided offset.  The later match will fail
6106 		      expressionS *offset, int length, bool using_gprs)
6146       offset->X_op = O_absent;
6175 	  offset->X_op = O_constant;
6179 	      offset->X_add_number = bfd_getl32 (data);
6184 	      offset->X_add_number = bfd_getb32 (data + 4);
6186 	  if (offset->X_add_number == 0)
6187 	    offset->X_op = O_absent;
6196 	  offset->X_op = O_absent;
6230   offset->X_op = O_symbol;
6231   offset->X_add_symbol = symbol_temp_new_now ();
6232   offset->X_add_number = 0;
6643     /* Immediate offset, if any, for this store instruction.  */
6669   /* The instruction must have a known offset.  */
6962   /* If is an local label and the insn is not sync,
6966       && S_IS_LOCAL (seg_info (now_seg)->label_list->label)
6974       label_name = S_GET_NAME (seg_info (now_seg)->label_list->label);
6977       label_value = S_GET_VALUE (llist->label);
6984 	  if (S_GET_VALUE (llist->label) == label_value)
6985 	    label_names[i] = S_GET_NAME (llist->label);
7052 		  if (history[j].label[0] != '\0'
7053 		      && streq (history[j].label, history[i].target)
7126      We cheat on this; all we check for is whether there is a label on
7128      a label, users must use .set noreorder.  */
7234       /* Can only calculate branch offset if value is known. */
7393 /* For microMIPS macros, we need to generate a local number label
7578   ip->label[0] = '\0';
7580     strncpy (ip->label, S_GET_NAME (seg_info (now_seg)->label_list->label), 15);
7878       offsetT offset;
7900 	  offset = address_expr->X_add_number;
7906 	  offset = 0;
7918 			symbol, offset);
8182   /* We need to emit a label at the end of branch-likely macros.  */
8189   /* We just output an insn, so the next one doesn't have a label.  */
8193 /* Forget that there was any previous instruction or label.
8479 	      /* Assume that the offset has been elided and that what
9420    offset off of a base register (breg) into/from a target register (treg),
9438       /* Signed 16-bit offset will fit in the op.  Easy!  */
9443       /* 32-bit offset, need multiple instructions and AT, like:
9447          to handle the complete offset.  */
9907          offset, in which case cst must be added separately.  */
9918 		as_bad (_("PIC code offset overflow (max 16 signed bits)"));
9946 		as_bad (_("PIC code offset overflow (max 16 signed bits)"));
9984 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
10029 		as_bad (_("PIC code offset overflow (max 16 signed bits)"));
10069    emits the second for a 16-bit offset or add_got_offset_hilo emits
10070    a sequence to add a 32-bit offset using a scratch register.  */
10181       /* Set to true so that append_insn adds a label.  */
10328    part of VALUE accessible using an offset of OFFBITS bits.  */
10344    fits into a signed offset of OFFBITS bits.  RANGE is the maximum
11199 		as_bad (_("offset too large"));
11287 		 current AT (from the global offset table) and the
11352 		     current AT (from the global offset table) and the
11373 		as_bad (_("PIC code offset overflow (max 32 signed bits)"));
11493 		 current AT (from the global offset table) and the
11631 		 current AT (from the global offset table) and the
11651 	    as_bad (_("PIC code offset overflow (max 32 signed bits)"));
12471 	  /* The offset field is too narrow to be used for a low-part
12681 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
12720 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
12759 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
13217 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
13269 	    as_bad (_("PIC code offset overflow (max 16 signed bits)"));
15530       (b) the offset applied in the %lo() expression is no lower than
15531 	  the offset applied in the %got() or %hi().
15693      to hold an arbitrary absolute section's offset.  */
16221 		      _("PC-relative access using misaligned offset (%lx)"),
16282 	  /* The branch offset is too large.  If this is an
16367       The MIPS assembler also automatically adjusts any preceding label.
16370    one label.  However, other label adjustments are applied to batches
16397   /* o Note that the assembler pulls down any immediately preceding label
16559      incorrectly label the sections as SHT_PROGBITS.  The best compromise
17134      .cpsetup $reg1, offset|$reg2, label
17136    If offset is given, this results in:
17137      sd		$gp, offset($sp)
17138      lui	$gp, %hi(%neg(%gp_rel(label)))
17139      addiu	$gp, $gp, %lo(%neg(%gp_rel(label)))
17144      lui	$gp, %hi(%neg(%gp_rel(label)))
17145      addiu	$gp, $gp, %lo(%neg(%gp_rel(label)))
17286    offset from $sp.  The offset is remembered, and after making a PIC
17331 /* Handle the .cpreturn pseudo-op defined for NewABI PIC code. If an offset
17333      ld		$gp, offset($sp)
17442    code.  It sets the offset to use in gp_rel relocations.  */
17536   /* GPREL32 composed with 64 gives a 64-bit GP offset.  */
17656    now whether the preceding label marks compressed code.  We do not
17657    support changing the compression mode of a label after a .stab*
17927 	 for a text label.  */
18176 	 for a text label.  */
18212       /* If label is out of range, we turn branch <br>:
18214 		<br>	label			# 4 bytes
18219 		j	label			# 4 bytes
18229 			j	label			# 4 bytes
18233 			lw/ld	at, %got(label)(gp)	# 4 bytes
18234 			d/addiu	at, %lo(label)		# 4 bytes
18284 	 for a text label.  */
18398      is then identified by the section offset rather than by the symbol.
18400      However, if we're generating REL LO16 relocations, the offset is split
18402      need to recalculate the complete offset in order to correctly identify
18416   /* There is no place to store an in-place offset for JALR relocations.  */
18420   /* Likewise an in-range offset of limited PC-relative relocations may
18518       /* At this point, fx_addnumber is "symbol offset - pcrel address".
18519 	 Relocations want only the symbol offset.  */
18543      entry to be used in the relocation's section offset.  */
18737 	     full jump (not likely case).  Compute the offset from the
18763 	      /* Compute the PC offset from the current instruction to
19004 	  /* Make a label at the end for use with the branch.  */
19421 /* This function is called whenever a label is defined, including fake
19423    handling branch delays; if a branch has a label, we assume we cannot
19441   l->label = sym;
19446 /* This function is called as tc_frob_label() whenever a label is defined