src bfd/ChangeLog bfd/bfd-in2.h bfd/elf-bfd.h ...

[bwilson at sourceware dot org]

CVSROOT:	/cvs/src
Module name:	src
Changes by:	bwilson@sourceware.org	2008-08-20 23:28:59

Modified files:
	bfd            : ChangeLog bfd-in2.h elf-bfd.h elf32-xtensa.c 
	                 libbfd.h reloc.c 
	gas            : ChangeLog 
	gas/config     : tc-xtensa.c xtensa-istack.h xtensa-relax.c 
	                 xtensa-relax.h 
	include/elf    : ChangeLog xtensa.h 
Added files:
	ld/testsuite/ld-xtensa: tlsbin.dd tlsbin.rd tlsbin.s tlsbin.sd 
	                        tlsbin.td tlslib.s tlspic1.s tlspic2.s 
	                        tlspic.dd tlspic.rd tlspic.sd tlspic.td 
	                        xtensa.exp 

Log message:
	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.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/ChangeLog.diff?cvsroot=src&r1=1.4308&r2=1.4309
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/bfd-in2.h.diff?cvsroot=src&r1=1.454&r2=1.455
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/elf-bfd.h.diff?cvsroot=src&r1=1.266&r2=1.267
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/elf32-xtensa.c.diff?cvsroot=src&r1=1.110&r2=1.111
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/libbfd.h.diff?cvsroot=src&r1=1.204&r2=1.205
http://sourceware.org/cgi-bin/cvsweb.cgi/src/bfd/reloc.c.diff?cvsroot=src&r1=1.176&r2=1.177
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gas/ChangeLog.diff?cvsroot=src&r1=1.3605&r2=1.3606
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gas/config/tc-xtensa.c.diff?cvsroot=src&r1=1.102&r2=1.103
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gas/config/xtensa-istack.h.diff?cvsroot=src&r1=1.11&r2=1.12
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gas/config/xtensa-relax.c.diff?cvsroot=src&r1=1.16&r2=1.17
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gas/config/xtensa-relax.h.diff?cvsroot=src&r1=1.7&r2=1.8
http://sourceware.org/cgi-bin/cvsweb.cgi/src/include/elf/ChangeLog.diff?cvsroot=src&r1=1.334&r2=1.335
http://sourceware.org/cgi-bin/cvsweb.cgi/src/include/elf/xtensa.h.diff?cvsroot=src&r1=1.6&r2=1.7
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlsbin.dd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlsbin.rd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlsbin.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlsbin.sd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlsbin.td.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlslib.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic1.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic2.s.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic.dd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic.rd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic.sd.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/tlspic.td.diff?cvsroot=src&r1=NONE&r2=1.1
http://sourceware.org/cgi-bin/cvsweb.cgi/src/ld/testsuite/ld-xtensa/xtensa.exp.diff?cvsroot=src&r1=NONE&r2=1.1