/* Or1k-specific support for 32-bit ELF.
- Copyright (C) 2001-2021 Free Software Foundation, Inc.
+ Copyright (C) 2001-2022 Free Software Foundation, Inc.
Contributed for OR32 by Johan Rydberg, jrydberg@opencores.org
PIC parts added by Stefan Kristiansson, stefan.kristiansson@saunalahti.fi,
/* This reloc does nothing. */
HOWTO (R_OR1K_NONE, /* type */
0, /* rightshift */
- 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_32,
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_16,
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_8,
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
8, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_LO_16_IN_INSN, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_HI_16_IN_INSN, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* A PC relative 26 bit relocation, right shifted by 2. */
HOWTO (R_OR1K_INSN_REL_26, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
26, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* GNU extension to record C++ vtable hierarchy. */
HOWTO (R_OR1K_GNU_VTINHERIT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* GNU extension to record C++ vtable member usage. */
HOWTO (R_OR1K_GNU_VTENTRY, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_32_PCREL,
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_16_PCREL,
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
16, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_8_PCREL,
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
8, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOTPC_HI16, /* Type. */
16, /* Rightshift. */
- 2, /* Size (0 = byte, 1 = short, 2 = long). */
+ 4, /* Size. */
16, /* Bitsize. */
true, /* PC_relative. */
0, /* Bitpos. */
HOWTO (R_OR1K_GOTPC_LO16, /* Type. */
0, /* Rightshift. */
- 2, /* Size (0 = byte, 1 = short, 2 = long). */
+ 4, /* Size. */
16, /* Bitsize. */
true, /* PC_relative. */
0, /* Bitpos. */
HOWTO (R_OR1K_GOT16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* A 26 bit PLT relocation. Shifted by 2. */
HOWTO (R_OR1K_PLT26, /* Type. */
2, /* Rightshift. */
- 2, /* Size (0 = byte, 1 = short, 2 = long). */
+ 4, /* Size. */
26, /* Bitsize. */
true, /* pc_relative. */
0, /* Bitpos. */
HOWTO (R_OR1K_GOTOFF_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOTOFF_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_COPY, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GLOB_DAT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_JMP_SLOT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_RELATIVE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_GD_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_GD_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDM_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDM_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDO_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDO_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_IE_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_IE_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LE_HI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LE_LO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_TPOFF, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_DTPOFF, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_DTPMOD, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_AHI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOTOFF_AHI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_IE_AHI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LE_AHI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_SLO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOTOFF_SLO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LE_SLO16, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
pc-relative relocations to local symbols. */
HOWTO (R_OR1K_PCREL_PG21, /* type */
13, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
21, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOT_PG21, /* type */
13, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
21, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_GD_PG21, /* type */
13, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
21, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDM_PG21, /* type */
13, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
21, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_IE_PG21, /* type */
13, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
21, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_LO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_GOT_LO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_GD_LO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_LDM_LO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_TLS_IE_LO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_OR1K_SLO13, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* A 26 bit PLT relocation, using ADRP. Shifted by 2. */
HOWTO (R_OR1K_PLTA26, /* Type. */
2, /* Rightshift. */
- 2, /* Size (0 = byte, 1 = short, 2 = long). */
+ 4, /* Size. */
26, /* Bitsize. */
true, /* pc_relative. */
0, /* Bitpos. */
HOWTO (R_OR1K_GOT_AHI16, /* type */
16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
};
+/* A copy of the R_OR1K_GOT16 used in the presense of R_OR1K_GOT_AHI16
+ relocations when we know we can ignore overflows. */
+static reloc_howto_type or1k_elf_got16_no_overflow_howto =
+ HOWTO (R_OR1K_GOT16, /* type */
+ 0, /* rightshift */
+ 4, /* size */
+ 16, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_OR1K_GOT16", /* name */
+ false, /* partial_inplace */
+ 0, /* src_mask */
+ 0xffff, /* dst_mask */
+ false); /* pcrel_offset */
+
/* Map BFD reloc types to Or1k ELF reloc types. */
struct or1k_reloc_map
if (r_type == R_OR1K_GOT_AHI16)
saw_gotha = true;
- /* If we have a R_OR1K_GOT16 followed by a R_OR1K_GOT_AHI16
+ /* If we have a R_OR1K_GOT16 following a R_OR1K_GOT_AHI16
relocation we assume the code is doing the right thing to avoid
- overflows. Here we mask the lower 16-bit of the relocation to
- avoid overflow validation failures. */
+ overflows. */
if (r_type == R_OR1K_GOT16 && saw_gotha)
- relocation &= 0xffff;
+ howto = &or1k_elf_got16_no_overflow_howto;
/* Addend should be zero. */
if (rel->r_addend != 0)
projects / binutils-gdb.git / blobdiff