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authorChung-Lin Tang <cltang@codesourcery.com>2011-12-19 07:58:02 +0000
committerChung-Lin Tang <cltang@codesourcery.com>2011-12-19 07:58:02 +0000
commitd0f136821434fa55b5c8099a83dd91672f01e579 (patch)
tree661fbb566fa896a8a43caa6b02c0cd2f35f6fe28 /gas/config
parent8f0c309a212a5097dec0cbc9678ffec286702968 (diff)
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2011-12-19 Chung-Lin Tang <cltang@codesourcery.com>
gas/ * config/tc-mips.c (mips_pseudo_table): Add tprelword/tpreldword entries. (mips16_percent_op): Add MIPS16 TLS relocation ops. (md_apply_fix): Add BFD_RELOC_MIPS16_TLS_* switch cases. (s_tls_rel_directive): Rename from s_dtprel_internal(). Abstract out directive string and reloc type as function parameters. Update comments. (s_dtprelword,s_dtpreldword): Change to use s_tls_rel_directive(). (s_tprelword,s_tpreldword): New functions. include/ * elf/mips.h (elf_mips_reloc_type): Add R_MIPS16_TLS_* entries. bfd/ * reloc.c (BFD_RELOC_MIPS16_TLS_GD,BFD_RELOC_MIPS16_TLS_LDM, BFD_RELOC_MIPS16_TLS_DTPREL_HI16,BFD_RELOC_MIPS16_TLS_DTPREL_LO16, BFD_RELOC_MIPS16_TLS_GOTTPREL,BFD_RELOC_MIPS16_TLS_TPREL_HI16, BFD_RELOC_MIPS16_TLS_TPREL_LO16): New relocations for MIPS16 TLS. * bfd-in2.h (bfd_reloc_code_real): Regenerate. * libbfd.h (bfd_reloc_code_real_names): Regenerate. * elf32-mips.c (elf_mips16_howto_table_rel): Add R_MIPS16_TLS_* entries. (mips16_reloc_map): Add BFD_RELOC_MIPS16_TLS_* to R_MIPS16_TLS_* mappings. * elfn32-mips.c (elf_mips16_howto_table_rel, elf_mips16_howto_table_rela): Add R_MIPS16_TLS_* entries. (mips16_reloc_map): Add BFD_RELOC_MIPS16_TLS_* to R_MIPS16_TLS_* mappings. * elf64-mips.c (mips16_elf64_howto_table_rel, mips16_elf64_howto_table_rela): Add R_MIPS16_TLS_* entries. (mips16_reloc_map): Add BFD_RELOC_MIPS16_TLS_* to R_MIPS16_TLS_* mappings. * elfxx-mips.c (TLS_RELOC_P,mips16_reloc_p, _bfd_mips_elf_check_relocs): Add cases for R_MIPS16_TLS_* relocations. (tls_gd_reloc_p): Add R_MIPS16_TLS_GD case. (tls_ldm_reloc_p): Add R_MIPS16_TLS_LDM case. (tls_gottprel_reloc_p): Add R_MIPS16_TLS_GOTTPREL case. (mips_elf_calculate_relocation): Add cases for R_MIPS16_TLS_*, R_MIPS_TLS_DTPREL32/64, and R_MIPS_TLS_TPREL32/64 relocations.
Diffstat (limited to 'gas/config')
-rw-r--r--gas/config/tc-mips.c62
1 files changed, 47 insertions, 15 deletions
diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c
index 50e5024..b967663 100644
--- a/gas/config/tc-mips.c
+++ b/gas/config/tc-mips.c
@@ -1356,6 +1356,8 @@ static void s_cprestore (int);
static void s_cpreturn (int);
static void s_dtprelword (int);
static void s_dtpreldword (int);
+static void s_tprelword (int);
+static void s_tpreldword (int);
static void s_gpvalue (int);
static void s_gpword (int);
static void s_gpdword (int);
@@ -1435,6 +1437,8 @@ static const pseudo_typeS mips_pseudo_table[] =
{"cpreturn", s_cpreturn, 0},
{"dtprelword", s_dtprelword, 0},
{"dtpreldword", s_dtpreldword, 0},
+ {"tprelword", s_tprelword, 0},
+ {"tpreldword", s_tpreldword, 0},
{"gpvalue", s_gpvalue, 0},
{"gpword", s_gpword, 0},
{"gpdword", s_gpdword, 0},
@@ -14073,7 +14077,14 @@ static const struct percent_op_match mips16_percent_op[] =
{"%gprel", BFD_RELOC_MIPS16_GPREL},
{"%got", BFD_RELOC_MIPS16_GOT16},
{"%call16", BFD_RELOC_MIPS16_CALL16},
- {"%hi", BFD_RELOC_MIPS16_HI16_S}
+ {"%hi", BFD_RELOC_MIPS16_HI16_S},
+ {"%tlsgd", BFD_RELOC_MIPS16_TLS_GD},
+ {"%tlsldm", BFD_RELOC_MIPS16_TLS_LDM},
+ {"%dtprel_hi", BFD_RELOC_MIPS16_TLS_DTPREL_HI16},
+ {"%dtprel_lo", BFD_RELOC_MIPS16_TLS_DTPREL_LO16},
+ {"%tprel_hi", BFD_RELOC_MIPS16_TLS_TPREL_HI16},
+ {"%tprel_lo", BFD_RELOC_MIPS16_TLS_TPREL_LO16},
+ {"%gottprel", BFD_RELOC_MIPS16_TLS_GOTTPREL}
};
@@ -15402,6 +15413,8 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
case BFD_RELOC_MIPS_TLS_DTPREL_HI16:
case BFD_RELOC_MIPS_TLS_DTPREL_LO16:
case BFD_RELOC_MIPS_TLS_GOTTPREL:
+ case BFD_RELOC_MIPS_TLS_TPREL32:
+ case BFD_RELOC_MIPS_TLS_TPREL64:
case BFD_RELOC_MIPS_TLS_TPREL_HI16:
case BFD_RELOC_MIPS_TLS_TPREL_LO16:
case BFD_RELOC_MICROMIPS_TLS_GD:
@@ -15411,6 +15424,13 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
case BFD_RELOC_MICROMIPS_TLS_GOTTPREL:
case BFD_RELOC_MICROMIPS_TLS_TPREL_HI16:
case BFD_RELOC_MICROMIPS_TLS_TPREL_LO16:
+ case BFD_RELOC_MIPS16_TLS_GD:
+ case BFD_RELOC_MIPS16_TLS_LDM:
+ case BFD_RELOC_MIPS16_TLS_DTPREL_HI16:
+ case BFD_RELOC_MIPS16_TLS_DTPREL_LO16:
+ case BFD_RELOC_MIPS16_TLS_GOTTPREL:
+ case BFD_RELOC_MIPS16_TLS_TPREL_HI16:
+ case BFD_RELOC_MIPS16_TLS_TPREL_LO16:
S_SET_THREAD_LOCAL (fixP->fx_addsy);
/* fall through */
@@ -16580,12 +16600,14 @@ s_cpreturn (int ignore ATTRIBUTE_UNUSED)
demand_empty_rest_of_line ();
}
-/* Handle the .dtprelword and .dtpreldword pseudo-ops. They generate
- a 32-bit or 64-bit DTP-relative relocation (BYTES says which) for
- use in DWARF debug information. */
+/* Handle a .dtprelword, .dtpreldword, .tprelword, or .tpreldword
+ pseudo-op; DIRSTR says which. The pseudo-op generates a BYTES-size
+ DTP- or TP-relative relocation of type RTYPE, for use in either DWARF
+ debug information or MIPS16 TLS. */
static void
-s_dtprel_internal (size_t bytes)
+s_tls_rel_directive (const size_t bytes, const char *dirstr,
+ bfd_reloc_code_real_type rtype)
{
expressionS ex;
char *p;
@@ -16594,19 +16616,13 @@ s_dtprel_internal (size_t bytes)
if (ex.X_op != O_symbol)
{
- as_bad (_("Unsupported use of %s"), (bytes == 8
- ? ".dtpreldword"
- : ".dtprelword"));
+ as_bad (_("Unsupported use of %s"), dirstr);
ignore_rest_of_line ();
}
p = frag_more (bytes);
md_number_to_chars (p, 0, bytes);
- fix_new_exp (frag_now, p - frag_now->fr_literal, bytes, &ex, FALSE,
- (bytes == 8
- ? BFD_RELOC_MIPS_TLS_DTPREL64
- : BFD_RELOC_MIPS_TLS_DTPREL32));
-
+ fix_new_exp (frag_now, p - frag_now->fr_literal, bytes, &ex, FALSE, rtype);
demand_empty_rest_of_line ();
}
@@ -16615,7 +16631,7 @@ s_dtprel_internal (size_t bytes)
static void
s_dtprelword (int ignore ATTRIBUTE_UNUSED)
{
- s_dtprel_internal (4);
+ s_tls_rel_directive (4, ".dtprelword", BFD_RELOC_MIPS_TLS_DTPREL32);
}
/* Handle .dtpreldword. */
@@ -16623,7 +16639,23 @@ s_dtprelword (int ignore ATTRIBUTE_UNUSED)
static void
s_dtpreldword (int ignore ATTRIBUTE_UNUSED)
{
- s_dtprel_internal (8);
+ s_tls_rel_directive (8, ".dtpreldword", BFD_RELOC_MIPS_TLS_DTPREL64);
+}
+
+/* Handle .tprelword. */
+
+static void
+s_tprelword (int ignore ATTRIBUTE_UNUSED)
+{
+ s_tls_rel_directive (4, ".tprelword", BFD_RELOC_MIPS_TLS_TPREL32);
+}
+
+/* Handle .tpreldword. */
+
+static void
+s_tpreldword (int ignore ATTRIBUTE_UNUSED)
+{
+ s_tls_rel_directive (8, ".tpreldword", BFD_RELOC_MIPS_TLS_TPREL64);
}
/* Handle the .gpvalue pseudo-op. This is used when generating NewABI PIC