diff options
Diffstat (limited to 'gas/config/tc-sparc.c')
| -rw-r--r-- | gas/config/tc-sparc.c | 143 |
1 files changed, 139 insertions, 4 deletions
diff --git a/gas/config/tc-sparc.c b/gas/config/tc-sparc.c index da9252b..49a50e7 100644 --- a/gas/config/tc-sparc.c +++ b/gas/config/tc-sparc.c @@ -1806,10 +1806,88 @@ sparc_ip (str, pinsn) 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 '+': @@ -2176,6 +2254,18 @@ sparc_ip (str, pinsn) { "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; @@ -2378,6 +2468,13 @@ sparc_ip (str, pinsn) 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 @@ -3305,6 +3402,26 @@ tc_gen_reloc (section, fixp) 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: @@ -3393,7 +3510,9 @@ tc_gen_reloc (section, fixp) && 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 @@ -4196,6 +4315,16 @@ sparc_cons (exp, size) 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; @@ -4329,12 +4458,18 @@ cons_fix_new_sparc (frag, where, nbytes, exp) 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) { |