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path: root/bfd/elf32-tic6x.c
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Diffstat (limited to 'bfd/elf32-tic6x.c')
-rw-r--r--bfd/elf32-tic6x.c712
1 files changed, 700 insertions, 12 deletions
diff --git a/bfd/elf32-tic6x.c b/bfd/elf32-tic6x.c
index 9163833..73fb7061 100644
--- a/bfd/elf32-tic6x.c
+++ b/bfd/elf32-tic6x.c
@@ -25,6 +25,20 @@
#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[] =
{
@@ -646,6 +660,566 @@ static reloc_howto_type elf32_tic6x_howto_table[] =
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
@@ -689,27 +1263,54 @@ static const tic6x_reloc_map elf32_tic6x_reloc_map[] =
};
static reloc_howto_type *
-elf32_tic6x_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- bfd_reloc_code_real_type code)
+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)
- return &elf32_tic6x_howto_table[elf32_tic6x_reloc_map[i].elf_reloc_val];
+ {
+ 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 ATTRIBUTE_UNUSED, const char *r_name)
+elf32_tic6x_reloc_name_lookup (bfd *abfd, const char *r_name)
{
- unsigned int i;
+ 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); 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];
+ 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;
}
@@ -727,6 +1328,71 @@ elf32_tic6x_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *bfd_reloc,
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 its
+ REL_HDR2. */
+ rel_hdr = &elf_section_data (sec)->rel_hdr;
+ bed = get_elf_backend_data (abfd);
+ if ((size_t) (rel - relocs)
+ >= (NUM_SHDR_ENTRIES (rel_hdr) * bed->s->int_rels_per_ext_rel))
+ rel_hdr = elf_section_data (sec)->rel_hdr2;
+ return rel_hdr->sh_entsize == bed->s->sizeof_rel;
+}
+
static bfd_boolean
elf32_tic6x_relocate_section (bfd *output_bfd,
struct bfd_link_info *info,
@@ -761,11 +1427,18 @@ elf32_tic6x_relocate_section (bfd *output_bfd,
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);
- elf32_tic6x_info_to_howto (input_bfd, &bfd_reloc, rel);
+ 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)
{
@@ -806,7 +1479,19 @@ elf32_tic6x_relocate_section (bfd *output_bfd,
}
if (info->relocatable)
- continue;
+ {
+ 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)
{
@@ -891,6 +1576,7 @@ elf32_tic6x_relocate_section (bfd *output_bfd,
contents, rel->r_offset,
relocation, rel->r_addend);
+ done_reloc:
if (r == bfd_reloc_ok
&& howto->complain_on_overflow == complain_overflow_bitfield)
{
@@ -988,6 +1674,8 @@ elf32_tic6x_relocate_section (bfd *output_bfd,
#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_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
@@ -995,6 +1683,6 @@ elf32_tic6x_relocate_section (bfd *output_bfd,
#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 _bfd_elf_no_info_to_howto
+#define elf_info_to_howto_rel elf32_tic6x_info_to_howto_rel
#include "elf32-target.h"
generated by cgit v1.1 at 2024-11-25 23:35:35 +0000