/* 32-bit ELF support for TI C6X Copyright 2010 Free Software Foundation, Inc. Contributed by Joseph Myers Bernd Schmidt This file is part of BFD, the Binary File Descriptor library. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ #include "sysdep.h" #include "bfd.h" #include "libbfd.h" #include "libiberty.h" #include "elf-bfd.h" #include "elf/tic6x.h" #include "elf32-tic6x.h" struct elf32_tic6x_obj_tdata { struct elf_obj_tdata root; /* Whether to use RELA relocations when generating relocations. This is a per-object flag to allow the assembler to generate REL relocations for use in linker testcases. */ bfd_boolean use_rela_p; }; #define elf32_tic6x_tdata(abfd) \ ((struct elf32_tic6x_obj_tdata *) (abfd)->tdata.any) static reloc_howto_type elf32_tic6x_howto_table[] = { HOWTO (R_C6000_NONE, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_NONE", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS32, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS32", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS16, /* type */ 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS16", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS8, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS8", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x000000ff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S21, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 21, /* bitsize */ TRUE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S21", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x0fffff80, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S12, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 12, /* bitsize */ TRUE, /* pc_relative */ 16, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S12", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x0fff0000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S10, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 10, /* bitsize */ TRUE, /* pc_relative */ 13, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S10", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fe000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S7, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 7, /* bitsize */ TRUE, /* pc_relative */ 16, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S7", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007f0000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_ABS_S16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS_S16", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS_L16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS_L16", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS_H16, /* type */ 16, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS_H16", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_U15_B, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_B", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_U15_H, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_H", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_U15_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_W", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_S16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_S16", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_B, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_B", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_H, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_H", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_W", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_H16_B, /* type */ 16, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_H16_B", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_H16_H, /* type */ 17, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_H16_H", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_H16_W, /* type */ 18, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_H16_W", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_GOT_U15_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_GOT_U15_W",/* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_GOT_L16_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_GOT_L16_W",/* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_GOT_H16_W, /* type */ 18, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_GOT_H16_W",/* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_DSBT_INDEX, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_DSBT_INDEX", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_PREL31, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 31, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PREL31", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0x7fffffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_COPY, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_COPY", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ EMPTY_HOWTO (27), EMPTY_HOWTO (28), EMPTY_HOWTO (29), EMPTY_HOWTO (30), EMPTY_HOWTO (31), EMPTY_HOWTO (32), EMPTY_HOWTO (33), EMPTY_HOWTO (34), EMPTY_HOWTO (35), EMPTY_HOWTO (36), EMPTY_HOWTO (37), EMPTY_HOWTO (38), EMPTY_HOWTO (39), EMPTY_HOWTO (40), EMPTY_HOWTO (41), EMPTY_HOWTO (42), EMPTY_HOWTO (43), EMPTY_HOWTO (44), EMPTY_HOWTO (45), EMPTY_HOWTO (46), EMPTY_HOWTO (47), EMPTY_HOWTO (48), EMPTY_HOWTO (49), EMPTY_HOWTO (50), EMPTY_HOWTO (51), EMPTY_HOWTO (52), EMPTY_HOWTO (53), EMPTY_HOWTO (54), EMPTY_HOWTO (55), EMPTY_HOWTO (56), EMPTY_HOWTO (57), EMPTY_HOWTO (58), EMPTY_HOWTO (59), EMPTY_HOWTO (60), EMPTY_HOWTO (61), EMPTY_HOWTO (62), EMPTY_HOWTO (63), EMPTY_HOWTO (64), EMPTY_HOWTO (65), EMPTY_HOWTO (66), EMPTY_HOWTO (67), EMPTY_HOWTO (68), EMPTY_HOWTO (69), EMPTY_HOWTO (70), EMPTY_HOWTO (71), EMPTY_HOWTO (72), EMPTY_HOWTO (73), EMPTY_HOWTO (74), EMPTY_HOWTO (75), EMPTY_HOWTO (76), EMPTY_HOWTO (77), EMPTY_HOWTO (78), EMPTY_HOWTO (79), EMPTY_HOWTO (80), EMPTY_HOWTO (81), EMPTY_HOWTO (82), EMPTY_HOWTO (83), EMPTY_HOWTO (84), EMPTY_HOWTO (85), EMPTY_HOWTO (86), EMPTY_HOWTO (87), EMPTY_HOWTO (88), EMPTY_HOWTO (89), EMPTY_HOWTO (90), EMPTY_HOWTO (91), EMPTY_HOWTO (92), EMPTY_HOWTO (93), EMPTY_HOWTO (94), EMPTY_HOWTO (95), EMPTY_HOWTO (96), EMPTY_HOWTO (97), EMPTY_HOWTO (98), EMPTY_HOWTO (99), EMPTY_HOWTO (100), EMPTY_HOWTO (101), EMPTY_HOWTO (102), EMPTY_HOWTO (103), EMPTY_HOWTO (104), EMPTY_HOWTO (105), EMPTY_HOWTO (106), EMPTY_HOWTO (107), EMPTY_HOWTO (108), EMPTY_HOWTO (109), EMPTY_HOWTO (110), EMPTY_HOWTO (111), EMPTY_HOWTO (112), EMPTY_HOWTO (113), EMPTY_HOWTO (114), EMPTY_HOWTO (115), EMPTY_HOWTO (116), EMPTY_HOWTO (117), EMPTY_HOWTO (118), EMPTY_HOWTO (119), EMPTY_HOWTO (120), EMPTY_HOWTO (121), EMPTY_HOWTO (122), EMPTY_HOWTO (123), EMPTY_HOWTO (124), EMPTY_HOWTO (125), EMPTY_HOWTO (126), EMPTY_HOWTO (127), EMPTY_HOWTO (128), EMPTY_HOWTO (129), EMPTY_HOWTO (130), EMPTY_HOWTO (131), EMPTY_HOWTO (132), EMPTY_HOWTO (133), EMPTY_HOWTO (134), EMPTY_HOWTO (135), EMPTY_HOWTO (136), EMPTY_HOWTO (137), EMPTY_HOWTO (138), EMPTY_HOWTO (139), EMPTY_HOWTO (140), EMPTY_HOWTO (141), EMPTY_HOWTO (142), EMPTY_HOWTO (143), EMPTY_HOWTO (144), EMPTY_HOWTO (145), EMPTY_HOWTO (146), EMPTY_HOWTO (147), EMPTY_HOWTO (148), EMPTY_HOWTO (149), EMPTY_HOWTO (150), EMPTY_HOWTO (151), EMPTY_HOWTO (152), EMPTY_HOWTO (153), EMPTY_HOWTO (154), EMPTY_HOWTO (155), EMPTY_HOWTO (156), EMPTY_HOWTO (157), EMPTY_HOWTO (158), EMPTY_HOWTO (159), EMPTY_HOWTO (160), EMPTY_HOWTO (161), EMPTY_HOWTO (162), EMPTY_HOWTO (163), EMPTY_HOWTO (164), EMPTY_HOWTO (165), EMPTY_HOWTO (166), EMPTY_HOWTO (167), EMPTY_HOWTO (168), EMPTY_HOWTO (169), EMPTY_HOWTO (170), EMPTY_HOWTO (171), EMPTY_HOWTO (172), EMPTY_HOWTO (173), EMPTY_HOWTO (174), EMPTY_HOWTO (175), EMPTY_HOWTO (176), EMPTY_HOWTO (177), EMPTY_HOWTO (178), EMPTY_HOWTO (179), EMPTY_HOWTO (180), EMPTY_HOWTO (181), EMPTY_HOWTO (182), EMPTY_HOWTO (183), EMPTY_HOWTO (184), EMPTY_HOWTO (185), EMPTY_HOWTO (186), EMPTY_HOWTO (187), EMPTY_HOWTO (188), EMPTY_HOWTO (189), EMPTY_HOWTO (190), EMPTY_HOWTO (191), EMPTY_HOWTO (192), EMPTY_HOWTO (193), EMPTY_HOWTO (194), EMPTY_HOWTO (195), EMPTY_HOWTO (196), EMPTY_HOWTO (197), EMPTY_HOWTO (198), EMPTY_HOWTO (199), EMPTY_HOWTO (200), EMPTY_HOWTO (201), EMPTY_HOWTO (202), EMPTY_HOWTO (203), EMPTY_HOWTO (204), EMPTY_HOWTO (205), EMPTY_HOWTO (206), EMPTY_HOWTO (207), EMPTY_HOWTO (208), EMPTY_HOWTO (209), EMPTY_HOWTO (210), EMPTY_HOWTO (211), EMPTY_HOWTO (212), EMPTY_HOWTO (213), EMPTY_HOWTO (214), EMPTY_HOWTO (215), EMPTY_HOWTO (216), EMPTY_HOWTO (217), EMPTY_HOWTO (218), EMPTY_HOWTO (219), EMPTY_HOWTO (220), EMPTY_HOWTO (221), EMPTY_HOWTO (222), EMPTY_HOWTO (223), EMPTY_HOWTO (224), EMPTY_HOWTO (225), EMPTY_HOWTO (226), EMPTY_HOWTO (227), EMPTY_HOWTO (228), EMPTY_HOWTO (229), EMPTY_HOWTO (230), EMPTY_HOWTO (231), EMPTY_HOWTO (232), EMPTY_HOWTO (233), EMPTY_HOWTO (234), EMPTY_HOWTO (235), EMPTY_HOWTO (236), EMPTY_HOWTO (237), EMPTY_HOWTO (238), EMPTY_HOWTO (239), EMPTY_HOWTO (240), EMPTY_HOWTO (241), EMPTY_HOWTO (242), EMPTY_HOWTO (243), EMPTY_HOWTO (244), EMPTY_HOWTO (245), EMPTY_HOWTO (246), EMPTY_HOWTO (247), EMPTY_HOWTO (248), EMPTY_HOWTO (249), EMPTY_HOWTO (250), EMPTY_HOWTO (251), EMPTY_HOWTO (252), HOWTO (R_C6000_ALIGN, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ALIGN", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_FPHEAD, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_FPHEAD", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_NOCMP, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_NOCMP", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE) /* pcrel_offset */ }; static reloc_howto_type elf32_tic6x_howto_table_rel[] = { HOWTO (R_C6000_NONE, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_NONE", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS32, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS32", /* name */ TRUE, /* partial_inplace */ 0xffffffff, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS16, /* type */ 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS16", /* name */ TRUE, /* partial_inplace */ 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS8, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS8", /* name */ TRUE, /* partial_inplace */ 0x000000ff, /* src_mask */ 0x000000ff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S21, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 21, /* bitsize */ TRUE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S21", /* name */ TRUE, /* partial_inplace */ 0x0fffff80, /* src_mask */ 0x0fffff80, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S12, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 12, /* bitsize */ TRUE, /* pc_relative */ 16, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S12", /* name */ TRUE, /* partial_inplace */ 0x0fff0000, /* src_mask */ 0x0fff0000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S10, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 10, /* bitsize */ TRUE, /* pc_relative */ 13, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S10", /* name */ TRUE, /* partial_inplace */ 0x007fe000, /* src_mask */ 0x007fe000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_PCR_S7, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 7, /* bitsize */ TRUE, /* pc_relative */ 16, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PCR_S7", /* name */ TRUE, /* partial_inplace */ 0x007f0000, /* src_mask */ 0x007f0000, /* dst_mask */ TRUE), /* pcrel_offset */ HOWTO (R_C6000_ABS_S16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS_S16", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_ABS_L16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ABS_L16", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ EMPTY_HOWTO (R_C6000_ABS_H16), HOWTO (R_C6000_SBR_U15_B, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_B", /* name */ TRUE, /* partial_inplace */ 0x007fff00, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_U15_H, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_H", /* name */ TRUE, /* partial_inplace */ 0x007fff00, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_U15_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_U15_W", /* name */ TRUE, /* partial_inplace */ 0x007fff00, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_S16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_S16", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_B, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_B", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_H, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_H", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_L16_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_L16_W", /* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ EMPTY_HOWTO (R_C6000_SBR_H16_B), EMPTY_HOWTO (R_C6000_SBR_H16_H), EMPTY_HOWTO (R_C6000_SBR_H16_W), HOWTO (R_C6000_SBR_GOT_U15_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_GOT_U15_W",/* name */ TRUE, /* partial_inplace */ 0x007fff00, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_SBR_GOT_L16_W, /* type */ 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ FALSE, /* pc_relative */ 7, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_SBR_GOT_L16_W",/* name */ TRUE, /* partial_inplace */ 0x007fff80, /* src_mask */ 0x007fff80, /* dst_mask */ FALSE), /* pcrel_offset */ EMPTY_HOWTO (R_C6000_SBR_GOT_H16_W), HOWTO (R_C6000_DSBT_INDEX, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 15, /* bitsize */ FALSE, /* pc_relative */ 8, /* bitpos */ complain_overflow_unsigned,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_DSBT_INDEX", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0x007fff00, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_PREL31, /* type */ 1, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 31, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_PREL31", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0x7fffffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_COPY, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_COPY", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ EMPTY_HOWTO (27), EMPTY_HOWTO (28), EMPTY_HOWTO (29), EMPTY_HOWTO (30), EMPTY_HOWTO (31), EMPTY_HOWTO (32), EMPTY_HOWTO (33), EMPTY_HOWTO (34), EMPTY_HOWTO (35), EMPTY_HOWTO (36), EMPTY_HOWTO (37), EMPTY_HOWTO (38), EMPTY_HOWTO (39), EMPTY_HOWTO (40), EMPTY_HOWTO (41), EMPTY_HOWTO (42), EMPTY_HOWTO (43), EMPTY_HOWTO (44), EMPTY_HOWTO (45), EMPTY_HOWTO (46), EMPTY_HOWTO (47), EMPTY_HOWTO (48), EMPTY_HOWTO (49), EMPTY_HOWTO (50), EMPTY_HOWTO (51), EMPTY_HOWTO (52), EMPTY_HOWTO (53), EMPTY_HOWTO (54), EMPTY_HOWTO (55), EMPTY_HOWTO (56), EMPTY_HOWTO (57), EMPTY_HOWTO (58), EMPTY_HOWTO (59), EMPTY_HOWTO (60), EMPTY_HOWTO (61), EMPTY_HOWTO (62), EMPTY_HOWTO (63), EMPTY_HOWTO (64), EMPTY_HOWTO (65), EMPTY_HOWTO (66), EMPTY_HOWTO (67), EMPTY_HOWTO (68), EMPTY_HOWTO (69), EMPTY_HOWTO (70), EMPTY_HOWTO (71), EMPTY_HOWTO (72), EMPTY_HOWTO (73), EMPTY_HOWTO (74), EMPTY_HOWTO (75), EMPTY_HOWTO (76), EMPTY_HOWTO (77), EMPTY_HOWTO (78), EMPTY_HOWTO (79), EMPTY_HOWTO (80), EMPTY_HOWTO (81), EMPTY_HOWTO (82), EMPTY_HOWTO (83), EMPTY_HOWTO (84), EMPTY_HOWTO (85), EMPTY_HOWTO (86), EMPTY_HOWTO (87), EMPTY_HOWTO (88), EMPTY_HOWTO (89), EMPTY_HOWTO (90), EMPTY_HOWTO (91), EMPTY_HOWTO (92), EMPTY_HOWTO (93), EMPTY_HOWTO (94), EMPTY_HOWTO (95), EMPTY_HOWTO (96), EMPTY_HOWTO (97), EMPTY_HOWTO (98), EMPTY_HOWTO (99), EMPTY_HOWTO (100), EMPTY_HOWTO (101), EMPTY_HOWTO (102), EMPTY_HOWTO (103), EMPTY_HOWTO (104), EMPTY_HOWTO (105), EMPTY_HOWTO (106), EMPTY_HOWTO (107), EMPTY_HOWTO (108), EMPTY_HOWTO (109), EMPTY_HOWTO (110), EMPTY_HOWTO (111), EMPTY_HOWTO (112), EMPTY_HOWTO (113), EMPTY_HOWTO (114), EMPTY_HOWTO (115), EMPTY_HOWTO (116), EMPTY_HOWTO (117), EMPTY_HOWTO (118), EMPTY_HOWTO (119), EMPTY_HOWTO (120), EMPTY_HOWTO (121), EMPTY_HOWTO (122), EMPTY_HOWTO (123), EMPTY_HOWTO (124), EMPTY_HOWTO (125), EMPTY_HOWTO (126), EMPTY_HOWTO (127), EMPTY_HOWTO (128), EMPTY_HOWTO (129), EMPTY_HOWTO (130), EMPTY_HOWTO (131), EMPTY_HOWTO (132), EMPTY_HOWTO (133), EMPTY_HOWTO (134), EMPTY_HOWTO (135), EMPTY_HOWTO (136), EMPTY_HOWTO (137), EMPTY_HOWTO (138), EMPTY_HOWTO (139), EMPTY_HOWTO (140), EMPTY_HOWTO (141), EMPTY_HOWTO (142), EMPTY_HOWTO (143), EMPTY_HOWTO (144), EMPTY_HOWTO (145), EMPTY_HOWTO (146), EMPTY_HOWTO (147), EMPTY_HOWTO (148), EMPTY_HOWTO (149), EMPTY_HOWTO (150), EMPTY_HOWTO (151), EMPTY_HOWTO (152), EMPTY_HOWTO (153), EMPTY_HOWTO (154), EMPTY_HOWTO (155), EMPTY_HOWTO (156), EMPTY_HOWTO (157), EMPTY_HOWTO (158), EMPTY_HOWTO (159), EMPTY_HOWTO (160), EMPTY_HOWTO (161), EMPTY_HOWTO (162), EMPTY_HOWTO (163), EMPTY_HOWTO (164), EMPTY_HOWTO (165), EMPTY_HOWTO (166), EMPTY_HOWTO (167), EMPTY_HOWTO (168), EMPTY_HOWTO (169), EMPTY_HOWTO (170), EMPTY_HOWTO (171), EMPTY_HOWTO (172), EMPTY_HOWTO (173), EMPTY_HOWTO (174), EMPTY_HOWTO (175), EMPTY_HOWTO (176), EMPTY_HOWTO (177), EMPTY_HOWTO (178), EMPTY_HOWTO (179), EMPTY_HOWTO (180), EMPTY_HOWTO (181), EMPTY_HOWTO (182), EMPTY_HOWTO (183), EMPTY_HOWTO (184), EMPTY_HOWTO (185), EMPTY_HOWTO (186), EMPTY_HOWTO (187), EMPTY_HOWTO (188), EMPTY_HOWTO (189), EMPTY_HOWTO (190), EMPTY_HOWTO (191), EMPTY_HOWTO (192), EMPTY_HOWTO (193), EMPTY_HOWTO (194), EMPTY_HOWTO (195), EMPTY_HOWTO (196), EMPTY_HOWTO (197), EMPTY_HOWTO (198), EMPTY_HOWTO (199), EMPTY_HOWTO (200), EMPTY_HOWTO (201), EMPTY_HOWTO (202), EMPTY_HOWTO (203), EMPTY_HOWTO (204), EMPTY_HOWTO (205), EMPTY_HOWTO (206), EMPTY_HOWTO (207), EMPTY_HOWTO (208), EMPTY_HOWTO (209), EMPTY_HOWTO (210), EMPTY_HOWTO (211), EMPTY_HOWTO (212), EMPTY_HOWTO (213), EMPTY_HOWTO (214), EMPTY_HOWTO (215), EMPTY_HOWTO (216), EMPTY_HOWTO (217), EMPTY_HOWTO (218), EMPTY_HOWTO (219), EMPTY_HOWTO (220), EMPTY_HOWTO (221), EMPTY_HOWTO (222), EMPTY_HOWTO (223), EMPTY_HOWTO (224), EMPTY_HOWTO (225), EMPTY_HOWTO (226), EMPTY_HOWTO (227), EMPTY_HOWTO (228), EMPTY_HOWTO (229), EMPTY_HOWTO (230), EMPTY_HOWTO (231), EMPTY_HOWTO (232), EMPTY_HOWTO (233), EMPTY_HOWTO (234), EMPTY_HOWTO (235), EMPTY_HOWTO (236), EMPTY_HOWTO (237), EMPTY_HOWTO (238), EMPTY_HOWTO (239), EMPTY_HOWTO (240), EMPTY_HOWTO (241), EMPTY_HOWTO (242), EMPTY_HOWTO (243), EMPTY_HOWTO (244), EMPTY_HOWTO (245), EMPTY_HOWTO (246), EMPTY_HOWTO (247), EMPTY_HOWTO (248), EMPTY_HOWTO (249), EMPTY_HOWTO (250), EMPTY_HOWTO (251), EMPTY_HOWTO (252), HOWTO (R_C6000_ALIGN, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_ALIGN", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_FPHEAD, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_FPHEAD", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_C6000_NOCMP, /* type */ 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_C6000_NOCMP", /* name */ TRUE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE) /* pcrel_offset */ }; /* Map BFD relocations to ELF relocations. */ typedef struct { bfd_reloc_code_real_type bfd_reloc_val; enum elf_tic6x_reloc_type elf_reloc_val; } tic6x_reloc_map; static const tic6x_reloc_map elf32_tic6x_reloc_map[] = { { BFD_RELOC_NONE, R_C6000_NONE }, { BFD_RELOC_32, R_C6000_ABS32 }, { BFD_RELOC_16, R_C6000_ABS16 }, { BFD_RELOC_8, R_C6000_ABS8 }, { BFD_RELOC_C6000_PCR_S21, R_C6000_PCR_S21 }, { BFD_RELOC_C6000_PCR_S12, R_C6000_PCR_S12 }, { BFD_RELOC_C6000_PCR_S10, R_C6000_PCR_S10 }, { BFD_RELOC_C6000_PCR_S7, R_C6000_PCR_S7 }, { BFD_RELOC_C6000_ABS_S16, R_C6000_ABS_S16 }, { BFD_RELOC_C6000_ABS_L16, R_C6000_ABS_L16 }, { BFD_RELOC_C6000_ABS_H16, R_C6000_ABS_H16 }, { BFD_RELOC_C6000_SBR_U15_B, R_C6000_SBR_U15_B }, { BFD_RELOC_C6000_SBR_U15_H, R_C6000_SBR_U15_H }, { BFD_RELOC_C6000_SBR_U15_W, R_C6000_SBR_U15_W }, { BFD_RELOC_C6000_SBR_S16, R_C6000_SBR_S16 }, { BFD_RELOC_C6000_SBR_L16_B, R_C6000_SBR_L16_B }, { BFD_RELOC_C6000_SBR_L16_H, R_C6000_SBR_L16_H }, { BFD_RELOC_C6000_SBR_L16_W, R_C6000_SBR_L16_W }, { BFD_RELOC_C6000_SBR_H16_B, R_C6000_SBR_H16_B }, { BFD_RELOC_C6000_SBR_H16_H, R_C6000_SBR_H16_H }, { BFD_RELOC_C6000_SBR_H16_W, R_C6000_SBR_H16_W }, { BFD_RELOC_C6000_SBR_GOT_U15_W, R_C6000_SBR_GOT_U15_W }, { BFD_RELOC_C6000_SBR_GOT_L16_W, R_C6000_SBR_GOT_L16_W }, { BFD_RELOC_C6000_SBR_GOT_H16_W, R_C6000_SBR_GOT_H16_W }, { BFD_RELOC_C6000_DSBT_INDEX, R_C6000_DSBT_INDEX }, { BFD_RELOC_C6000_PREL31, R_C6000_PREL31 }, { BFD_RELOC_C6000_COPY, R_C6000_COPY }, { BFD_RELOC_C6000_ALIGN, R_C6000_ALIGN }, { BFD_RELOC_C6000_FPHEAD, R_C6000_FPHEAD }, { BFD_RELOC_C6000_NOCMP, R_C6000_NOCMP } }; static reloc_howto_type * elf32_tic6x_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code) { unsigned int i; for (i = 0; i < ARRAY_SIZE (elf32_tic6x_reloc_map); i++) if (elf32_tic6x_reloc_map[i].bfd_reloc_val == code) { enum elf_tic6x_reloc_type elf_reloc_val; reloc_howto_type *howto; elf_reloc_val = elf32_tic6x_reloc_map[i].elf_reloc_val; if (elf32_tic6x_tdata (abfd)->use_rela_p) howto = &elf32_tic6x_howto_table[elf_reloc_val]; else howto = &elf32_tic6x_howto_table_rel[elf_reloc_val]; /* Some relocations are RELA-only; do not return them for REL. */ if (howto->name == NULL) howto = NULL; return howto; } return NULL; } static reloc_howto_type * elf32_tic6x_reloc_name_lookup (bfd *abfd, const char *r_name) { if (elf32_tic6x_tdata (abfd)->use_rela_p) { unsigned int i; for (i = 0; i < ARRAY_SIZE (elf32_tic6x_howto_table); i++) if (elf32_tic6x_howto_table[i].name != NULL && strcasecmp (elf32_tic6x_howto_table[i].name, r_name) == 0) return &elf32_tic6x_howto_table[i]; } else { unsigned int i; for (i = 0; i < ARRAY_SIZE (elf32_tic6x_howto_table_rel); i++) if (elf32_tic6x_howto_table_rel[i].name != NULL && strcasecmp (elf32_tic6x_howto_table_rel[i].name, r_name) == 0) return &elf32_tic6x_howto_table_rel[i]; } return NULL; } static void elf32_tic6x_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *bfd_reloc, Elf_Internal_Rela *elf_reloc) { unsigned int r_type; r_type = ELF32_R_TYPE (elf_reloc->r_info); if (r_type >= ARRAY_SIZE (elf32_tic6x_howto_table)) bfd_reloc->howto = NULL; else bfd_reloc->howto = &elf32_tic6x_howto_table[r_type]; } static void elf32_tic6x_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, arelent *bfd_reloc, Elf_Internal_Rela *elf_reloc) { unsigned int r_type; r_type = ELF32_R_TYPE (elf_reloc->r_info); if (r_type >= ARRAY_SIZE (elf32_tic6x_howto_table_rel)) bfd_reloc->howto = NULL; else bfd_reloc->howto = &elf32_tic6x_howto_table_rel[r_type]; } void elf32_tic6x_set_use_rela_p (bfd *abfd, bfd_boolean use_rela_p) { elf32_tic6x_tdata (abfd)->use_rela_p = use_rela_p; } static bfd_boolean elf32_tic6x_mkobject (bfd *abfd) { bfd_boolean ret; ret = bfd_elf_allocate_object (abfd, sizeof (struct elf32_tic6x_obj_tdata), TIC6X_ELF_DATA); if (ret) elf32_tic6x_set_use_rela_p (abfd, TRUE); return ret; } static bfd_boolean elf32_tic6x_new_section_hook (bfd *abfd, asection *sec) { bfd_boolean ret; ret = _bfd_elf_new_section_hook (abfd, sec); sec->use_rela_p = elf32_tic6x_tdata (abfd)->use_rela_p; return ret; } /* Return true if relocation REL against section SEC is a REL rather than RELA relocation. RELOCS is the first relocation in the section and ABFD is the bfd that contains SEC. */ static bfd_boolean elf32_tic6x_rel_relocation_p (bfd *abfd, asection *sec, const Elf_Internal_Rela *relocs, const Elf_Internal_Rela *rel) { Elf_Internal_Shdr *rel_hdr; const struct elf_backend_data *bed; /* To determine which flavor of relocation this is, we depend on the fact that the INPUT_SECTION's REL_HDR is read before RELA_HDR. */ rel_hdr = elf_section_data (sec)->rel.hdr; if (rel_hdr == NULL) return FALSE; bed = get_elf_backend_data (abfd); return ((size_t) (rel - relocs) < NUM_SHDR_ENTRIES (rel_hdr) * bed->s->int_rels_per_ext_rel); } static bfd_boolean elf32_tic6x_relocate_section (bfd *output_bfd, struct bfd_link_info *info, bfd *input_bfd, asection *input_section, bfd_byte *contents, Elf_Internal_Rela *relocs, Elf_Internal_Sym *local_syms, asection **local_sections) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes; Elf_Internal_Rela *rel; Elf_Internal_Rela *relend; bfd_boolean ok = TRUE; symtab_hdr = & elf_symtab_hdr (input_bfd); sym_hashes = elf_sym_hashes (input_bfd); relend = relocs + input_section->reloc_count; for (rel = relocs; rel < relend; rel ++) { int r_type; unsigned long r_symndx; arelent bfd_reloc; reloc_howto_type *howto; Elf_Internal_Sym *sym; asection *sec; struct elf_link_hash_entry *h; bfd_vma relocation; bfd_boolean unresolved_reloc; bfd_reloc_status_type r; struct bfd_link_hash_entry *sbh; bfd_boolean is_rel; r_type = ELF32_R_TYPE (rel->r_info); r_symndx = ELF32_R_SYM (rel->r_info); is_rel = elf32_tic6x_rel_relocation_p (input_bfd, input_section, relocs, rel); if (is_rel) elf32_tic6x_info_to_howto_rel (input_bfd, &bfd_reloc, rel); else elf32_tic6x_info_to_howto (input_bfd, &bfd_reloc, rel); howto = bfd_reloc.howto; if (howto == NULL) { bfd_set_error (bfd_error_bad_value); return FALSE; } h = NULL; sym = NULL; sec = NULL; unresolved_reloc = FALSE; if (r_symndx < symtab_hdr->sh_info) { sym = local_syms + r_symndx; sec = local_sections[r_symndx]; relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); } else { bfd_boolean warned; RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, r_symndx, symtab_hdr, sym_hashes, h, sec, relocation, unresolved_reloc, warned); } if (sec != NULL && elf_discarded_section (sec)) RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, rel, relend, howto, contents); if (info->relocatable) { if (is_rel && sym != NULL && ELF_ST_TYPE (sym->st_info) == STT_SECTION) { rel->r_addend = 0; relocation = sec->output_offset + sym->st_value; r = _bfd_relocate_contents (howto, input_bfd, relocation, contents + rel->r_offset); goto done_reloc; } continue; } switch (r_type) { case R_C6000_NONE: case R_C6000_ALIGN: case R_C6000_FPHEAD: case R_C6000_NOCMP: /* No action needed. */ continue; case R_C6000_PCR_S21: case R_C6000_PCR_S12: case R_C6000_PCR_S10: case R_C6000_PCR_S7: /* Generic PC-relative handling produces a value relative to the exact location of the relocation. Adjust it to be relative to the start of the fetch packet instead. */ relocation += (input_section->output_section->vma + input_section->output_offset + rel->r_offset) & 0x1f; /* Fall through. */ case R_C6000_ABS32: case R_C6000_ABS16: case R_C6000_ABS8: case R_C6000_ABS_S16: case R_C6000_ABS_L16: case R_C6000_ABS_H16: /* Generic logic OK. */ break; case R_C6000_SBR_U15_B: case R_C6000_SBR_U15_H: case R_C6000_SBR_U15_W: case R_C6000_SBR_S16: case R_C6000_SBR_L16_B: case R_C6000_SBR_L16_H: case R_C6000_SBR_L16_W: case R_C6000_SBR_H16_B: case R_C6000_SBR_H16_H: case R_C6000_SBR_H16_W: sbh = bfd_link_hash_lookup (info->hash, "__c6xabi_DSBT_BASE", FALSE, FALSE, TRUE); if (sbh != NULL && (sbh->type == bfd_link_hash_defined || sbh->type == bfd_link_hash_defweak)) relocation -= (sbh->u.def.value + sbh->u.def.section->output_section->vma + sbh->u.def.section->output_offset); else { (*_bfd_error_handler) (_("%B: SB-relative relocation but " "__c6xabi_DSBT_BASE not defined"), input_bfd); ok = FALSE; continue; } break; case R_C6000_SBR_GOT_U15_W: case R_C6000_SBR_GOT_L16_W: case R_C6000_SBR_GOT_H16_W: case R_C6000_DSBT_INDEX: case R_C6000_PREL31: /* Shared libraries and exception handling support not implemented. */ (*_bfd_error_handler) (_("%B: relocation type %d not implemented"), input_bfd, r_type); ok = FALSE; continue; case R_C6000_COPY: /* Invalid in relocatable object. */ default: /* Unknown relocation. */ (*_bfd_error_handler) (_("%B: invalid relocation type %d"), input_bfd, r_type); ok = FALSE; continue; } r = _bfd_final_link_relocate (howto, input_bfd, input_section, contents, rel->r_offset, relocation, rel->r_addend); done_reloc: if (r == bfd_reloc_ok && howto->complain_on_overflow == complain_overflow_bitfield) { /* Generic overflow handling accepts cases the ABI says should be rejected for R_C6000_ABS16 and R_C6000_ABS8. */ bfd_vma value = (relocation + rel->r_addend) & 0xffffffff; bfd_vma sbit = 1 << (howto->bitsize - 1); bfd_vma sbits = (-(bfd_vma) sbit) & 0xffffffff; bfd_vma value_sbits = value & sbits; if (value_sbits != 0 && value_sbits != sbit && value_sbits != sbits) r = bfd_reloc_overflow; } if (r != bfd_reloc_ok) { const char *name; const char *error_message; if (h != NULL) name = h->root.root.string; else { name = bfd_elf_string_from_elf_section (input_bfd, symtab_hdr->sh_link, sym->st_name); if (name == NULL) return FALSE; if (*name == '\0') name = bfd_section_name (input_bfd, sec); } switch (r) { case bfd_reloc_overflow: /* If the overflowing reloc was to an undefined symbol, we have already printed one error message and there is no point complaining again. */ if ((! h || h->root.type != bfd_link_hash_undefined) && (!((*info->callbacks->reloc_overflow) (info, (h ? &h->root : NULL), name, howto->name, (bfd_vma) 0, input_bfd, input_section, rel->r_offset)))) return FALSE; break; case bfd_reloc_undefined: if (!((*info->callbacks->undefined_symbol) (info, name, input_bfd, input_section, rel->r_offset, TRUE))) return FALSE; break; case bfd_reloc_outofrange: error_message = _("out of range"); goto common_error; case bfd_reloc_notsupported: error_message = _("unsupported relocation"); goto common_error; case bfd_reloc_dangerous: error_message = _("dangerous relocation"); goto common_error; default: error_message = _("unknown error"); /* Fall through. */ common_error: BFD_ASSERT (error_message != NULL); if (!((*info->callbacks->reloc_dangerous) (info, error_message, input_bfd, input_section, rel->r_offset))) return FALSE; break; } } } return ok; } static int elf32_tic6x_obj_attrs_arg_type (int tag) { if (tag == Tag_ABI_compatibility) return ATTR_TYPE_FLAG_INT_VAL | ATTR_TYPE_FLAG_STR_VAL; else if (tag & 1) return ATTR_TYPE_FLAG_STR_VAL; else return ATTR_TYPE_FLAG_INT_VAL; } static int elf32_tic6x_obj_attrs_order (int num) { if (num == LEAST_KNOWN_OBJ_ATTRIBUTE) return Tag_ABI_conformance; if ((num - 1) < Tag_ABI_conformance) return num - 1; return num; } /* Merge the Tag_ISA attribute values ARCH1 and ARCH2 and return the merged value. At present, all merges succeed, so no return value for errors is defined. */ int elf32_tic6x_merge_arch_attributes (int arch1, int arch2) { int min_arch, max_arch; min_arch = (arch1 < arch2 ? arch1 : arch2); max_arch = (arch1 > arch2 ? arch1 : arch2); /* In most cases, the numerically greatest value is the correct merged value, but merging C64 and C67 results in C674X. */ if ((min_arch == C6XABI_Tag_ISA_C67X || min_arch == C6XABI_Tag_ISA_C67XP) && (max_arch == C6XABI_Tag_ISA_C64X || max_arch == C6XABI_Tag_ISA_C64XP)) return C6XABI_Tag_ISA_C674X; return max_arch; } /* Convert a Tag_ABI_array_object_alignment or Tag_ABI_array_object_align_expected tag value TAG to a corresponding alignment value; return the alignment, or -1 for an unknown tag value. */ static int elf32_tic6x_tag_to_array_alignment (int tag) { switch (tag) { case 0: return 8; case 1: return 4; case 2: return 16; default: return -1; } } /* Convert a Tag_ABI_array_object_alignment or Tag_ABI_array_object_align_expected alignment ALIGN to a corresponding tag value; return the tag value. */ static int elf32_tic6x_array_alignment_to_tag (int align) { switch (align) { case 8: return 0; case 4: return 1; case 16: return 2; default: abort (); } } /* Merge attributes from IBFD and OBFD, returning TRUE if the merge succeeded, FALSE otherwise. */ static bfd_boolean elf32_tic6x_merge_attributes (bfd *ibfd, bfd *obfd) { bfd_boolean result = TRUE; obj_attribute *in_attr; obj_attribute *out_attr; int i; int array_align_in, array_align_out, array_expect_in, array_expect_out; if (!elf_known_obj_attributes_proc (obfd)[0].i) { /* This is the first object. Copy the attributes. */ _bfd_elf_copy_obj_attributes (ibfd, obfd); out_attr = elf_known_obj_attributes_proc (obfd); /* Use the Tag_null value to indicate the attributes have been initialized. */ out_attr[0].i = 1; return TRUE; } in_attr = elf_known_obj_attributes_proc (ibfd); out_attr = elf_known_obj_attributes_proc (obfd); /* No specification yet for handling of unknown attributes, so just ignore them and handle known ones. */ if (out_attr[Tag_ABI_stack_align_preserved].i < in_attr[Tag_ABI_stack_align_needed].i) { _bfd_error_handler (_("error: %B requires more stack alignment than %B preserves"), ibfd, obfd); result = FALSE; } if (in_attr[Tag_ABI_stack_align_preserved].i < out_attr[Tag_ABI_stack_align_needed].i) { _bfd_error_handler (_("error: %B requires more stack alignment than %B preserves"), obfd, ibfd); result = FALSE; } array_align_in = elf32_tic6x_tag_to_array_alignment (in_attr[Tag_ABI_array_object_alignment].i); if (array_align_in == -1) { _bfd_error_handler (_("error: unknown Tag_ABI_array_object_alignment value in %B"), ibfd); result = FALSE; } array_align_out = elf32_tic6x_tag_to_array_alignment (out_attr[Tag_ABI_array_object_alignment].i); if (array_align_out == -1) { _bfd_error_handler (_("error: unknown Tag_ABI_array_object_alignment value in %B"), obfd); result = FALSE; } array_expect_in = elf32_tic6x_tag_to_array_alignment (in_attr[Tag_ABI_array_object_align_expected].i); if (array_expect_in == -1) { _bfd_error_handler (_("error: unknown Tag_ABI_array_object_align_expected value in %B"), ibfd); result = FALSE; } array_expect_out = elf32_tic6x_tag_to_array_alignment (out_attr[Tag_ABI_array_object_align_expected].i); if (array_expect_out == -1) { _bfd_error_handler (_("error: unknown Tag_ABI_array_object_align_expected value in %B"), obfd); result = FALSE; } if (array_align_out < array_expect_in) { _bfd_error_handler (_("error: %B requires more array alignment than %B preserves"), ibfd, obfd); result = FALSE; } if (array_align_in < array_expect_out) { _bfd_error_handler (_("error: %B requires more array alignment than %B preserves"), obfd, ibfd); result = FALSE; } for (i = LEAST_KNOWN_OBJ_ATTRIBUTE; i < NUM_KNOWN_OBJ_ATTRIBUTES; i++) { switch (i) { case Tag_ISA: out_attr[i].i = elf32_tic6x_merge_arch_attributes (in_attr[i].i, out_attr[i].i); break; case Tag_ABI_wchar_t: if (out_attr[i].i == 0) out_attr[i].i = in_attr[i].i; if (out_attr[i].i != 0 && in_attr[i].i != 0 && out_attr[i].i != in_attr[i].i) { _bfd_error_handler (_("warning: %B and %B differ in wchar_t size"), obfd, ibfd); } break; case Tag_ABI_stack_align_needed: if (out_attr[i].i < in_attr[i].i) out_attr[i].i = in_attr[i].i; break; case Tag_ABI_stack_align_preserved: if (out_attr[i].i > in_attr[i].i) out_attr[i].i = in_attr[i].i; break; case Tag_ABI_DSBT: if (out_attr[i].i != in_attr[i].i) { _bfd_error_handler (_("warning: %B and %B differ in whether code is " "compiled for DSBT"), obfd, ibfd); } break; case Tag_ABI_PID: if (out_attr[i].i != in_attr[i].i) { _bfd_error_handler (_("warning: %B and %B differ in position-dependence of " "data addressing"), obfd, ibfd); } break; case Tag_ABI_PIC: if (out_attr[i].i != in_attr[i].i) { _bfd_error_handler (_("warning: %B and %B differ in position-dependence of " "code addressing"), obfd, ibfd); } break; case Tag_ABI_array_object_alignment: if (array_align_out != -1 && array_align_in != -1 && array_align_out > array_align_in) out_attr[i].i = elf32_tic6x_array_alignment_to_tag (array_align_in); break; case Tag_ABI_array_object_align_expected: if (array_expect_out != -1 && array_expect_in != -1 && array_expect_out < array_expect_in) out_attr[i].i = elf32_tic6x_array_alignment_to_tag (array_expect_in); break; case Tag_ABI_conformance: /* Merging for this attribute is not specified. As on ARM, treat a missing attribute as no claim to conform and only merge identical values. */ if (out_attr[i].s == NULL || in_attr[i].s == NULL || strcmp (out_attr[i].s, in_attr[i].s) != 0) out_attr[i].s = NULL; break; default: break; } if (in_attr[i].type && !out_attr[i].type) out_attr[i].type = in_attr[i].type; } /* Merge Tag_ABI_compatibility attributes and any common GNU ones. */ if (!_bfd_elf_merge_object_attributes (ibfd, obfd)) return FALSE; return result; } static bfd_boolean elf32_tic6x_merge_private_bfd_data (bfd *ibfd, bfd *obfd) { if (!_bfd_generic_verify_endian_match (ibfd, obfd)) return FALSE; if (!elf32_tic6x_merge_attributes (ibfd, obfd)) return FALSE; return TRUE; } #define TARGET_LITTLE_SYM bfd_elf32_tic6x_le_vec #define TARGET_LITTLE_NAME "elf32-tic6x-le" #define TARGET_BIG_SYM bfd_elf32_tic6x_be_vec #define TARGET_BIG_NAME "elf32-tic6x-be" #define ELF_ARCH bfd_arch_tic6x #define ELF_TARGET_ID TIC6X_ELF_DATA #define ELF_MACHINE_CODE EM_TI_C6000 #define ELF_MAXPAGESIZE 1 #define bfd_elf32_bfd_reloc_type_lookup elf32_tic6x_reloc_type_lookup #define bfd_elf32_bfd_reloc_name_lookup elf32_tic6x_reloc_name_lookup #define bfd_elf32_bfd_merge_private_bfd_data elf32_tic6x_merge_private_bfd_data #define bfd_elf32_mkobject elf32_tic6x_mkobject #define bfd_elf32_new_section_hook elf32_tic6x_new_section_hook #define elf_backend_can_gc_sections 1 #define elf_backend_default_use_rela_p 1 #define elf_backend_may_use_rel_p 1 #define elf_backend_may_use_rela_p 1 #define elf_backend_obj_attrs_arg_type elf32_tic6x_obj_attrs_arg_type #define elf_backend_obj_attrs_order elf32_tic6x_obj_attrs_order #define elf_backend_obj_attrs_section ".c6xabi.attributes" #define elf_backend_obj_attrs_section_type SHT_C6000_ATTRIBUTES #define elf_backend_obj_attrs_vendor "c6xabi" #define elf_backend_rela_normal 1 #define elf_backend_relocate_section elf32_tic6x_relocate_section #define elf_info_to_howto elf32_tic6x_info_to_howto #define elf_info_to_howto_rel elf32_tic6x_info_to_howto_rel #include "elf32-target.h"