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authorBob Wilson <bob.wilson@acm.org>2008-08-20 23:28:59 +0000
committerBob Wilson <bob.wilson@acm.org>2008-08-20 23:28:59 +0000
commit28dbbc02031be5f7192eeaa31d2c59c220299b47 (patch)
tree037084a86719bba0b1cd5e858453c04280c760e9 /include
parentf2f0e013fcee59c041f9018523a20729f4ae212e (diff)
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2008-08-20 Bob Wilson <bob.wilson@acm.org>
bfd/ * elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA. * elf32-xtensa.c (elf_howto_table): Add TLS relocations. (elf_xtensa_reloc_type_lookup): Likewise. (TCB_SIZE): Define. (elf_xtensa_link_hash_entry): New. (GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define. (elf_xtensa_hash_entry): Define. (elf_xtensa_obj_tdata): New. (elf_xtensa_tdata): Define. (elf_xtensa_local_got_tls_type): Define. (elf_xtensa_local_tlsfunc_refcounts): Define. (is_xtensa_elf): Define. (elf_xtensa_mkobject): New. (elf_xtensa_link_hash_table): Add tlsbase field. (elf_xtensa_link_hash_newfunc): New. (elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc. Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field. (elf_xtensa_copy_indirect_symbol): New. (elf_xtensa_check_relocs): Rewrite to handle TLS relocations. (elf_xtensa_gc_sweep_hook): Likewise. (elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for TLSDESC_FN relocations when an IE reference is seen. (elf_xtensa_allocate_local_got_size): Likewise. (elf_xtensa_always_size_sections): New. (dtpoff_base, tpoff): New. (elf_xtensa_do_reloc): Handle TLS relocations. (replace_tls_insn): New. (IS_XTENSA_TLS_RELOC): Define. (elf_xtensa_relocate_section): Handle TLS relocations. (get_indirect_call_dest_reg): New. (bfd_elf32_mkobject): Define. (elf_backend_always_size_sections): New. (elf_backend_copy_indirect_symbol): New. * reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG) (BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF) (BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG) (BFD_RELOC_XTENSA_TLS_CALL): New. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. gas/ * config/tc-xtensa.c (O_tlsfunc, O_tlsarg, O_tlscall): Define. (O_tpoff, O_dtpoff): Define. (suffix_relocs): Add entries for TLS suffixes. (xtensa_elf_cons): Check for invalid use of TLS relocations. (map_operator_to_reloc): Add is_literal parameter and use it to control translating TLS instruction relocations to the corresponding literal relocations. (xg_valid_literal_expression): Allow TLS operators. (xg_build_to_insn): Copy TLS operators from pseudo-instruction operands to generated literals. (xg_assemble_literal): Handle TLS operators. Update call to map_operator_to_reloc. (md_assemble): Handle CALLXn.TLS pseudo-instruction. (md_apply_fix): Handle TLS relocations. (emit_single_op): Handle TLS operators. (convert_frag_immed): Update call to map_operator_to_reloc. (vinsn_to_insnbuf): Emit relocations for TLS-related instructions. * config/xtensa-istack.h (tinsn_struct): Add tls_reloc field. * config/xtensa-relax.c (append_literal_op): Add src_op parameter to initialize the op_data field of the BuildOp. (build_transition): Use it here to record the source operand corresponding to a generated literal. * config/xtensa-relax.h (build_op): Comment op_data use for literals. include/elf/ * xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG) (R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC) (R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New. ld/testsuite/ * ld-xtensa/tlsbin.dd, ld-xtensa/tlsbin.rd, ld-xtensa/tlsbin.s, ld-xtensa/tlsbin.sd, ld-xtensa/tlsbin.td, ld-xtensa/tlslib.s, ld-xtensa/tlspic.dd, ld-xtensa/tlspic.rd, ld-xtensa/tlspic.sd, ld-xtensa/tlspic.td, ld-xtensa/tlspic1.s, ld-xtensa/tlspic2.s: New. * ld-xtensa/xtensa.exp: Run them.
Diffstat (limited to 'include')
-rw-r--r--include/elf/ChangeLog6
-rw-r--r--include/elf/xtensa.h9
2 files changed, 14 insertions, 1 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 407c5ec..ae259dc 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-20 Bob Wilson <bob.wilson@acm.org>
+
+ * xtensa.h (R_XTENSA_TLSDESC_FN, R_XTENSA_TLSDESC_ARG)
+ (R_XTENSA_TLS_DTPOFF, R_XTENSA_TLS_TPOFF, R_XTENSA_TLS_FUNC)
+ (R_XTENSA_TLS_ARG, R_XTENSA_TLS_CALL): New.
+
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
diff --git a/include/elf/xtensa.h b/include/elf/xtensa.h
index 7e70cb5..400bc17 100644
--- a/include/elf/xtensa.h
+++ b/include/elf/xtensa.h
@@ -1,5 +1,5 @@
/* Xtensa ELF support for BFD.
- Copyright 2003, 2004, 2007 Free Software Foundation, Inc.
+ Copyright 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica.
This file is part of BFD, the Binary File Descriptor library.
@@ -76,6 +76,13 @@ START_RELOC_NUMBERS (elf_xtensa_reloc_type)
RELOC_NUMBER (R_XTENSA_SLOT12_ALT, 47)
RELOC_NUMBER (R_XTENSA_SLOT13_ALT, 48)
RELOC_NUMBER (R_XTENSA_SLOT14_ALT, 49)
+ RELOC_NUMBER (R_XTENSA_TLSDESC_FN, 50)
+ RELOC_NUMBER (R_XTENSA_TLSDESC_ARG, 51)
+ RELOC_NUMBER (R_XTENSA_TLS_DTPOFF, 52)
+ RELOC_NUMBER (R_XTENSA_TLS_TPOFF, 53)
+ RELOC_NUMBER (R_XTENSA_TLS_FUNC, 54)
+ RELOC_NUMBER (R_XTENSA_TLS_ARG, 55)
+ RELOC_NUMBER (R_XTENSA_TLS_CALL, 56)
END_RELOC_NUMBERS (R_XTENSA_max)
/* Processor-specific flags for the ELF header e_flags field. */