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binutils-gdb/ld/testsuite/ld-xtensa/tlsbin.s

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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.
2008-08-21 07:28:59 +08:00
.section ".tdata", "awT", @progbits
.global sg1, sg2, sg3, sg4, sg5, sg6, sg7, sg8
.global sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8
.hidden sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8
.align 4
sg1: .long 17
sg2: .long 18
sg3: .long 19
sg4: .long 20
sg5: .long 21
sg6: .long 22
sg7: .long 23
sg8: .long 24
sl1: .long 65
sl2: .long 66
sl3: .long 67
sl4: .long 68
sl5: .long 69
sl6: .long 70
sl7: .long 71
sl8: .long 72
sh1: .long 157
sh2: .long 158
sh3: .long 159
sh4: .long 160
sh5: .long 161
sh6: .long 162
sh7: .long 163
sh8: .long 164
.text
.global _start
.type _start, @function
_start:
entry sp, 32
/* GD -> IE because variable is not defined in executable */
movi a8, sG1@tlsfunc
movi a10, sG1@tlsarg
callx8.tls a8, sG1@tlscall
/* GD -> IE because variable is not defined in executable where
the variable is referenced through IE too */
movi a8, sG2@tlsfunc
movi a10, sG2@tlsarg
callx8.tls a8, sG2@tlscall
/* GD -> LE with global variable defined in executable */
movi a8, sg1@tlsfunc
movi a10, sg1@tlsarg
callx8.tls a8, sg1@tlscall
/* GD -> LE with local variable defined in executable */
movi a8, sl1@tlsfunc
movi a10, sl1@tlsarg
callx8.tls a8, sl1@tlscall
/* GD -> LE with hidden variable defined in executable */
movi a8, sh1@tlsfunc
movi a10, sh1@tlsarg
callx8.tls a8, sh1@tlscall
/* LD -> LE */
movi a8, _TLS_MODULE_BASE_@tlsfunc
movi a10, _TLS_MODULE_BASE_@tlsarg
callx8.tls a8, _TLS_MODULE_BASE_@tlscall
movi a12, 1+sl1@dtpoff
add a12, a12, a10
movi a13, sl2@dtpoff+2
add a13, a13, a10
/* LD -> LE against hidden variables */
movi a12, sh1@dtpoff
add a12, a12, a10
movi a13, 3+sh2@dtpoff
add a13, a13, a10
/* IE against global var */
rur a2, THREADPTR
movi a3, sG2@tpoff
add a3, a3, a2
/* IE -> LE against global var defined in exec */
rur a4, THREADPTR
movi a5, sg1@tpoff
add a5, a5, a4
/* IE -> LE against local var */
rur a6, THREADPTR
movi a7, sl1@tpoff
add a7, a7, a6
/* IE -> LE against hidden var */
rur a8, THREADPTR
movi a9, sh1@tpoff
add a9, a9, a8
retw
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