Improve TLS support on TILE-Gx/TILEPro:

- Add support for TLS LE references.
- Support linker optimization of TLS references.
- Delete relocations of GOT/tp relative offsets beyond 32-bits.

This brings binutils in line with the support expected in gcc 4.7, for
TILE-Gx/TILEPro.

bfd/
	* reloc.c: Add BFD_RELOC_TILEPRO_TLS_GD_CALL,
	BFD_RELOC_TILEPRO_IMM8_X0_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_X1_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_Y0_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_Y1_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_TLS_IE_LOAD, BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_LO,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_LO,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_HI,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_HI,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_HA,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_HA,
	BFD_RELOC_TILEGX_IMM16_X0_HW0_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW0_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X0_HW0_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW0_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_LAST_TLS_LE,
	BFD_RELOC_TILEGX_TLS_GD_CALL, BFD_RELOC_TILEGX_IMM8_X0_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_X1_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_Y0_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_Y1_TLS_GD_ADD, BFD_RELOC_TILEGX_TLS_IE_LOAD,
	BFD_RELOC_TILEGX_IMM8_X0_TLS_ADD,
	BFD_RELOC_TILEGX_IMM8_X1_TLS_ADD,
	BFD_RELOC_TILEGX_IMM8_Y0_TLS_ADD, BFD_RELOC_TILEGX_IMM8_Y1_TLS_ADD.
	Delete BFD_RELOC_TILEGX_IMM16_X0_HW1_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_TLS_IE.
	* elf32-tilepro.c (tilepro_elf_howto_table): Update tilepro
	relocations.
	(tilepro_reloc_map): Ditto.
	(tilepro_info_to_howto_rela): Ditto.
	(reloc_to_create_func): Ditto.
	(tilepro_tls_translate_to_le): New.
	(tilepro_tls_translate_to_ie): New.
	(tilepro_elf_tls_transition): New.
	(tilepro_elf_check_relocs): Handle new tls relocations.
	(tilepro_elf_gc_sweep_hook): Ditto.
	(allocate_dynrelocs): Ditto.
	(tilepro_elf_relocate_section): Ditto.
	(tilepro_replace_insn): New.
	(insn_mask_X1): New.
	(insn_mask_X0_no_dest_no_srca): New
	(insn_mask_X1_no_dest_no_srca): New
	(insn_mask_Y0_no_dest_no_srca): New
	(insn_mask_Y1_no_dest_no_srca): New
	(srca_mask_X0): New
	(srca_mask_X1): New
	(insn_tls_le_move_X1): New
	(insn_tls_le_move_zero_X0X1): New
	(insn_tls_ie_lw_X1): New
	(insn_tls_ie_add_X0X1): New
	(insn_tls_ie_add_Y0Y1): New
	(insn_tls_gd_add_X0X1): New
	(insn_tls_gd_add_Y0Y1): New
	* elfxx-tilegx.c (tilegx_elf_howto_table): Update tilegx
	relocations.
	(tilegx_reloc_map): Ditto.
	(tilegx_info_to_howto_rela): Ditto.
	(reloc_to_create_func): Ditto.
	(tilegx_elf_link_hash_table): New field disable_le_transition.
	(tilegx_tls_translate_to_le): New.
	(tilegx_tls_translate_to_ie): New.
	(tilegx_elf_tls_transition): New.
	(tilegx_elf_check_relocs): Handle new tls relocations.
	(tilegx_elf_gc_sweep_hook): Ditto.
	(allocate_dynrelocs): Ditto.
	(tilegx_elf_relocate_section): Ditto.
	(tilegx_copy_bits): New.
	(tilegx_replace_insn): New.
	(insn_mask_X1): New.
	(insn_mask_X0_no_dest_no_srca): New.
	(insn_mask_X1_no_dest_no_srca): New.
	(insn_mask_Y0_no_dest_no_srca): New.
	(insn_mask_Y1_no_dest_no_srca): New.
	(insn_mask_X0_no_operand): New.
	(insn_mask_X1_no_operand): New.
	(insn_mask_Y0_no_operand): New.
	(insn_mask_Y1_no_operand): New.
	(insn_tls_ie_ld_X1): New.
	(insn_tls_ie_ld4s_X1): New.
	(insn_tls_ie_add_X0X1): New.
	(insn_tls_ie_add_Y0Y1): New.
	(insn_tls_ie_addx_X0X1): New.
	(insn_tls_ie_addx_Y0Y1): New.
	(insn_tls_gd_add_X0X1): New.
	(insn_tls_gd_add_Y0Y1): New.
	(insn_move_X0X1): New.
	(insn_move_Y0Y1): New.
	(insn_add_X0X1): New.
	(insn_add_Y0Y1): New.
	(insn_addx_X0X1): New.
	(insn_addx_Y0Y1): New.
	* libbfd.h: Regenerate.
	* bfd-in2.h: Regenerate.

gas/
	* tc-tilepro.c (O_tls_le): Define operator.
	(O_tls_le_lo16): Ditto.
	(O_tls_le_hi16): Ditto.
	(O_tls_le_ha16): Ditto.
	(O_tls_gd_call): Ditto.
	(O_tls_gd_add): Ditto.
	(O_tls_ie_load): Ditto.
	(md_begin): Delete old operators; handle new operators.
	(emit_tilepro_instruction): Ditto.
	(md_apply_fix): Ditto.
	* tc-tilegx.c (O_hw1_got): Delete operator.
	(O_hw2_got): Ditto.
	(O_hw3_got): Ditto.
	(O_hw2_last_got): Ditto.
	(O_hw1_tls_gd): Ditto.
	(O_hw2_tls_gd): Ditto.
	(O_hw3_tls_gd): Ditto.
	(O_hw2_last_tls_gd): Ditto.
	(O_hw1_tls_ie): Ditto.
	(O_hw2_tls_ie): Ditto.
	(O_hw3_tls_ie): Ditto.
	(O_hw2_last_tls_ie): Ditto.
	(O_hw0_tls_le): Define operator.
	(O_hw0_last_tls_le): Ditto.
	(O_hw1_last_tls_le): Ditto.
	(O_tls_gd_call): Ditto.
	(O_tls_gd_add): Ditto.
	(O_tls_ie_load): Ditto.
	(O_tls_add): Ditto.
	(md_begin): Delete old operators; handle new operators.
	(emit_tilegx_instruction): Ditto.
	(md_apply_fix): Ditto.
	* doc/c-tilegx.texi: Delete old operators; document new operators.
	* doc/c-tilepro.texi: Ditto.

include/elf/
	* tilegx.h (R_TILEGX_IMM16_X0_HW1_GOT): Delete.
	(R_TILEGX_IMM16_X1_HW1_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW2_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW2_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW3_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW3_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW1_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW1_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW2_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW2_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW3_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW3_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW1_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW1_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW2_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW2_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW3_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW3_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW0_TLS_LE): New relocation.
	(R_TILEGX_IMM16_X1_HW0_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X0_HW0_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X1_HW0_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X0_HW1_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X1_HW1_LAST_TLS_LE): Ditto.
	(R_TILEGX_TLS_GD_CALL): Ditto.
	(R_TILEGX_IMM8_X0_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_X1_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_Y0_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_Y1_TLS_GD_ADD): Ditto.
	(R_TILEGX_TLS_IE_LOAD): Ditto.
	(R_TILEGX_IMM8_X0_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_X1_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_Y0_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_Y1_TLS_ADD): Ditto.
	* tilepro.h (R_TILEPRO_TLS_GD_CALL): New relocation.
	(R_TILEPRO_IMM8_X0_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_X1_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_Y0_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_Y1_TLS_GD_ADD): Ditto.
	(R_TILEPRO_TLS_IE_LOAD): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_LO): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_LO): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_HI): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_HI): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_HA): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_HA): Ditto.

include/opcode/
	* tilegx.h (tilegx_mnemonic): Add TILEGX_OPC_LD4S_TLS,
	TILEGX_OPC_LD_TLS.
	* tilepro.h (tilepro_mnemonic): Add TILEPRO_OPC_LW_TLS,
	TILEPRO_OPC_LW_TLS_SN.

opcodes/
	* tilegx-opc.c: Handle TILEGX_OPC_LD4S_TLS and TILEGX_OPC_LD_TLS.
	* tilepro-opc.c: Handle TILEPRO_OPC_LW_TLS and
	TILEPRO_OPC_LW_TLS_SN.

1 files changed, 17 insertions, 1 deletions

diff --git a/include/elf/tilepro.h b/include/elf/tilepro.h
index 899697f6055..0079a2fe4a4 100644
--- a/include/elf/tilepro.h
+++ b/include/elf/tilepro.h
@@ -96,7 +96,14 @@ START_RELOC_NUMBERS (elf_tilepro_reloc_type)
 
   RELOC_NUMBER (R_TILEPRO_DEST_IMM8_X1,       55)
 
-  /* Relocs 56-65 are currently not defined.  */
+  /* Relocs 56-59 are currently not defined.  */
+
+  RELOC_NUMBER (R_TILEPRO_TLS_GD_CALL,        60)
+  RELOC_NUMBER (R_TILEPRO_IMM8_X0_TLS_GD_ADD, 61)
+  RELOC_NUMBER (R_TILEPRO_IMM8_X1_TLS_GD_ADD, 62)
+  RELOC_NUMBER (R_TILEPRO_IMM8_Y0_TLS_GD_ADD, 63)
+  RELOC_NUMBER (R_TILEPRO_IMM8_Y1_TLS_GD_ADD, 64)
+  RELOC_NUMBER (R_TILEPRO_TLS_IE_LOAD,        65)
 
   RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_GD,    66)
   RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_GD,    67)
@@ -120,6 +127,15 @@ START_RELOC_NUMBERS (elf_tilepro_reloc_type)
   RELOC_NUMBER (R_TILEPRO_TLS_DTPOFF32,       83)
   RELOC_NUMBER (R_TILEPRO_TLS_TPOFF32,        84)
 
+  RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE,    85)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE,    86)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_LO, 87)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_LO, 88)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_HI, 89)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_HI, 90)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_HA, 91)
+  RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_HA, 92)
+
 /* These are GNU extensions to enable C++ vtable garbage collection.  */
   RELOC_NUMBER (R_TILEPRO_GNU_VTINHERIT, 128)
   RELOC_NUMBER (R_TILEPRO_GNU_VTENTRY, 129)