/* tc-sparc.c -- Assemble for the SPARC
Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002
+ 1999, 2000, 2001, 2002, 2003
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
static void s_empty PARAMS ((int));
static void s_uacons PARAMS ((int));
static void s_ncons PARAMS ((int));
+#ifdef OBJ_ELF
static void s_register PARAMS ((int));
+#endif
const pseudo_typeS md_pseudo_table[] =
{
{"uaword", s_uacons, 4},
{"uaxword", s_uacons, 8},
#ifdef OBJ_ELF
- {"file", (void (*) PARAMS ((int))) dwarf2_directive_file, 0},
- {"loc", dwarf2_directive_loc, 0},
/* These are specific to sparc/svr4. */
{"2byte", s_uacons, 2},
{"4byte", s_uacons, 4},
break;
case '\0': /* End of args. */
- if (*s == '\0')
+ if (s[0] == ',' && s[1] == '%')
{
- match = 1;
+ static const struct tls_ops {
+ /* The name as it appears in assembler. */
+ char *name;
+ /* strlen (name), precomputed for speed */
+ int len;
+ /* The reloc this pseudo-op translates to. */
+ int reloc;
+ /* 1 if call. */
+ int call;
+ } tls_ops[] = {
+ { "tgd_add", 7, BFD_RELOC_SPARC_TLS_GD_ADD, 0 },
+ { "tgd_call", 8, BFD_RELOC_SPARC_TLS_GD_CALL, 1 },
+ { "tldm_add", 8, BFD_RELOC_SPARC_TLS_LDM_ADD, 0 },
+ { "tldm_call", 9, BFD_RELOC_SPARC_TLS_LDM_CALL, 1 },
+ { "tldo_add", 8, BFD_RELOC_SPARC_TLS_LDO_ADD, 0 },
+ { "tie_ldx", 7, BFD_RELOC_SPARC_TLS_IE_LDX, 0 },
+ { "tie_ld", 6, BFD_RELOC_SPARC_TLS_IE_LD, 0 },
+ { "tie_add", 7, BFD_RELOC_SPARC_TLS_IE_ADD, 0 }
+ };
+ const struct tls_ops *o;
+ char *s1;
+ int npar = 0;
+
+ for (o = tls_ops; o->name; o++)
+ if (strncmp (s + 2, o->name, o->len) == 0)
+ break;
+ if (o->name == NULL)
+ break;
+
+ if (s[o->len + 2] != '(')
+ {
+ as_bad (_("Illegal operands: %%%s requires arguments in ()"), o->name);
+ return special_case;
+ }
+
+ if (! o->call && the_insn.reloc != BFD_RELOC_NONE)
+ {
+ as_bad (_("Illegal operands: %%%s cannot be used together with other relocs in the insn ()"),
+ o->name);
+ return special_case;
+ }
+
+ if (o->call
+ && (the_insn.reloc != BFD_RELOC_32_PCREL_S2
+ || the_insn.exp.X_add_number != 0
+ || the_insn.exp.X_add_symbol
+ != symbol_find_or_make ("__tls_get_addr")))
+ {
+ as_bad (_("Illegal operands: %%%s can be only used with call __tls_get_addr"),
+ o->name);
+ return special_case;
+ }
+
+ the_insn.reloc = o->reloc;
+ memset (&the_insn.exp, 0, sizeof (the_insn.exp));
+ s += o->len + 3;
+
+ for (s1 = s; *s1 && *s1 != ',' && *s1 != ']'; s1++)
+ if (*s1 == '(')
+ npar++;
+ else if (*s1 == ')')
+ {
+ if (!npar)
+ break;
+ npar--;
+ }
+
+ if (*s1 != ')')
+ {
+ as_bad (_("Illegal operands: %%%s requires arguments in ()"), o->name);
+ return special_case;
+ }
+
+ *s1 = '\0';
+ (void) get_expression (s);
+ *s1 = ')';
+ s = s1 + 1;
}
+ if (*s == '\0')
+ match = 1;
break;
case '+':
{ "l44", 3, BFD_RELOC_SPARC_L44, 1, 0 },
{ "uhi", 3, BFD_RELOC_SPARC_HH22, 1, 0 },
{ "ulo", 3, BFD_RELOC_SPARC_HM10, 1, 0 },
+ { "tgd_hi22", 8, BFD_RELOC_SPARC_TLS_GD_HI22, 0, 0 },
+ { "tgd_lo10", 8, BFD_RELOC_SPARC_TLS_GD_LO10, 0, 0 },
+ { "tldm_hi22", 9, BFD_RELOC_SPARC_TLS_LDM_HI22, 0, 0 },
+ { "tldm_lo10", 9, BFD_RELOC_SPARC_TLS_LDM_LO10, 0, 0 },
+ { "tldo_hix22", 10, BFD_RELOC_SPARC_TLS_LDO_HIX22, 0,
+ 0 },
+ { "tldo_lox10", 10, BFD_RELOC_SPARC_TLS_LDO_LOX10, 0,
+ 0 },
+ { "tie_hi22", 8, BFD_RELOC_SPARC_TLS_IE_HI22, 0, 0 },
+ { "tie_lo10", 8, BFD_RELOC_SPARC_TLS_IE_LO10, 0, 0 },
+ { "tle_hix22", 9, BFD_RELOC_SPARC_TLS_LE_HIX22, 0, 0 },
+ { "tle_lox10", 9, BFD_RELOC_SPARC_TLS_LE_LOX10, 0, 0 },
{ NULL, 0, 0, 0, 0 }
};
const struct ops *o;
goto error;
}
+ if (the_insn.reloc >= BFD_RELOC_SPARC_TLS_GD_HI22
+ && the_insn.reloc <= BFD_RELOC_SPARC_TLS_TPOFF64)
+ {
+ error_message = _(": TLS operand can't be a constant");
+ goto error;
+ }
+
/* Constants that won't fit are checked in md_apply_fix3
and bfd_install_relocation.
??? It would be preferable to install the constants
md_apply_fix3 (fixP, valP, segment)
fixS *fixP;
valueT *valP;
- segT segment;
+ segT segment ATTRIBUTE_UNUSED;
{
char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
offsetT val = * (offsetT *) valP;
fixP->fx_addnumber = val; /* Remember value for emit_reloc. */
#ifdef OBJ_ELF
- /* FIXME: SPARC ELF relocations don't use an addend in the data
- field itself. This whole approach should be somehow combined
- with the calls to bfd_install_relocation. Also, the value passed
- in by fixup_segment includes the value of a defined symbol. We
- don't want to include the value of an externally visible symbol. */
+ /* SPARC ELF relocations don't use an addend in the data field. */
if (fixP->fx_addsy != NULL)
- {
- symbolS * sym = fixP->fx_addsy;
- segT seg = S_GET_SEGMENT (sym);
-
- if (symbol_used_in_reloc_p (sym)
- && (S_IS_EXTERNAL (sym)
- || S_IS_WEAK (sym)
- || (seg->flags & SEC_MERGE)
- || (seg->flags & SEC_THREAD_LOCAL)
- || (sparc_pic_code && ! fixP->fx_pcrel)
- || (seg != segment
- && (((bfd_get_section_flags (stdoutput, seg) & SEC_LINK_ONCE) != 0)
- || (strncmp (segment_name (seg),
- ".gnu.linkonce",
- sizeof ".gnu.linkonce" - 1) == 0))))
- && seg != absolute_section
- && seg != undefined_section
- && ! bfd_is_com_section (seg))
- fixP->fx_addnumber -= S_GET_VALUE (sym);
-
- return;
- }
+ return;
#endif
/* This is a hack. There should be a better way to
arelent **
tc_gen_reloc (section, fixp)
- asection *section;
+ asection *section ATTRIBUTE_UNUSED;
fixS *fixp;
{
static arelent *relocs[3];
case BFD_RELOC_SPARC_PLT64:
case BFD_RELOC_VTABLE_ENTRY:
case BFD_RELOC_VTABLE_INHERIT:
+ case BFD_RELOC_SPARC_TLS_GD_HI22:
+ case BFD_RELOC_SPARC_TLS_GD_LO10:
+ case BFD_RELOC_SPARC_TLS_GD_ADD:
+ case BFD_RELOC_SPARC_TLS_GD_CALL:
+ case BFD_RELOC_SPARC_TLS_LDM_HI22:
+ case BFD_RELOC_SPARC_TLS_LDM_LO10:
+ case BFD_RELOC_SPARC_TLS_LDM_ADD:
+ case BFD_RELOC_SPARC_TLS_LDM_CALL:
+ case BFD_RELOC_SPARC_TLS_LDO_HIX22:
+ case BFD_RELOC_SPARC_TLS_LDO_LOX10:
+ case BFD_RELOC_SPARC_TLS_LDO_ADD:
+ case BFD_RELOC_SPARC_TLS_IE_HI22:
+ case BFD_RELOC_SPARC_TLS_IE_LO10:
+ case BFD_RELOC_SPARC_TLS_IE_LD:
+ case BFD_RELOC_SPARC_TLS_IE_LDX:
+ case BFD_RELOC_SPARC_TLS_IE_ADD:
+ case BFD_RELOC_SPARC_TLS_LE_HIX22:
+ case BFD_RELOC_SPARC_TLS_LE_LOX10:
+ case BFD_RELOC_SPARC_TLS_DTPOFF32:
+ case BFD_RELOC_SPARC_TLS_DTPOFF64:
code = fixp->fx_r_type;
break;
default:
switch (code)
{
case BFD_RELOC_32_PCREL_S2:
- if (! S_IS_DEFINED (fixp->fx_addsy)
- || S_IS_COMMON (fixp->fx_addsy)
- || S_IS_EXTERNAL (fixp->fx_addsy)
- || S_IS_WEAK (fixp->fx_addsy))
+ if (generic_force_reloc (fixp))
code = BFD_RELOC_SPARC_WPLT30;
break;
case BFD_RELOC_HI22:
&& code != BFD_RELOC_SPARC_WDISP22
&& code != BFD_RELOC_SPARC_WDISP16
&& code != BFD_RELOC_SPARC_WDISP19
- && code != BFD_RELOC_SPARC_WPLT30)
+ && code != BFD_RELOC_SPARC_WPLT30
+ && code != BFD_RELOC_SPARC_TLS_GD_CALL
+ && code != BFD_RELOC_SPARC_TLS_LDM_CALL)
reloc->addend = fixp->fx_addnumber;
else if (symbol_section_p (fixp->fx_addsy))
reloc->addend = (section->vma
char *name;
char c;
char *p;
- int temp, size;
+ offsetT temp, size;
symbolS *symbolP;
name = input_line_pointer;
if ((temp = get_absolute_expression ()) < 0)
{
- as_bad (_(".COMMon length (%d.) <0! Ignored."), temp);
+ as_bad (_(".COMMon length (%lu) out of range ignored"),
+ (unsigned long) temp);
ignore_rest_of_line ();
return;
}
sparc_cons_special_reloc = "plt";
}
}
+ else if (strncmp (input_line_pointer + 3, "tls_dtpoff", 10) == 0)
+ {
+ if (size != 4 && size != 8)
+ as_bad (_("Illegal operands: %%r_tls_dtpoff in %d-byte data field"), size);
+ else
+ {
+ input_line_pointer += 13;
+ sparc_cons_special_reloc = "tls_dtpoff";
+ }
+ }
if (sparc_cons_special_reloc)
{
int bad = 0;
case 8: r = BFD_RELOC_64_PCREL; break;
default: abort ();
}
- else
+ else if (*sparc_cons_special_reloc == 'p')
switch (nbytes)
{
case 4: r = BFD_RELOC_SPARC_PLT32; break;
case 8: r = BFD_RELOC_SPARC_PLT64; break;
}
+ else
+ switch (nbytes)
+ {
+ case 4: r = BFD_RELOC_SPARC_TLS_DTPOFF32; break;
+ case 8: r = BFD_RELOC_SPARC_TLS_DTPOFF64; break;
+ }
}
else if (sparc_no_align_cons)
{
fix_new_exp (frag, where, (int) nbytes, exp, 0, r);
}
-
-#ifdef OBJ_ELF
-int
-elf32_sparc_force_relocation (fixp)
- struct fix *fixp;
-{
- if (fixp->fx_r_type == BFD_RELOC_VTABLE_INHERIT
- || fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
- return 1;
-
- return 0;
-}
-#endif