/* 32-bit ELF support for ARM
- Copyright (C) 1998-2021 Free Software Foundation, Inc.
+ Copyright (C) 1998-2023 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
/* No relocation. */
HOWTO (R_ARM_NONE, /* type */
0, /* rightshift */
- 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_PC24, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* 32 bit absolute */
HOWTO (R_ARM_ABS32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* standard 32bit pc-relative reloc */
HOWTO (R_ARM_REL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* 8 bit absolute - R_ARM_LDR_PC_G0 in AAELF */
HOWTO (R_ARM_LDR_PC_G0, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* 16 bit absolute */
HOWTO (R_ARM_ABS16, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* 12 bit absolute */
HOWTO (R_ARM_ABS12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_ABS5, /* type */
6, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
5, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* 8 bit absolute */
HOWTO (R_ARM_ABS8, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
8, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_SBREL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_CALL, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_PC8, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
8, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_BREL_ADJ, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_DESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_SWI8, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* BLX instruction for the ARM. */
HOWTO (R_ARM_XPC25, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* BLX instruction for the Thumb. */
HOWTO (R_ARM_THM_XPC22, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_DTPMOD32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_DTPOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_TPOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_COPY, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GLOB_DAT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_JUMP_SLOT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_RELATIVE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOTOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOTPC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOT32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_PLT32, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_CALL, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_JUMP24, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_JUMP24, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_BASE_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PCREL7_0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PCREL15_8, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
true, /* pc_relative */
8, /* bitpos */
HOWTO (R_ARM_ALU_PCREL23_15, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
true, /* pc_relative */
16, /* bitpos */
HOWTO (R_ARM_LDR_SBREL_11_0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SBREL_19_12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
8, /* bitsize */
false, /* pc_relative */
12, /* bitpos */
HOWTO (R_ARM_ALU_SBREL_27_20, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
8, /* bitsize */
false, /* pc_relative */
20, /* bitpos */
HOWTO (R_ARM_TARGET1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ROSEGREL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_V4BX, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TARGET2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_PREL31, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
31, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVW_ABS_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVW_PREL_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVW_ABS_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVW_PREL_NC,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_JUMP19, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
19, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_JUMP6, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
6, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
versa. */
HOWTO (R_ARM_THM_ALU_PREL_11_0,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
13, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_PC12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
13, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ABS32_NOI, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_REL32_NOI, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PC_G0_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PC_G1_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDR_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDR_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SB_G0_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SB_G1_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_ALU_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDR_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDR_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDR_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDRS_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_LDC_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVW_BREL_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVT_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_MOVW_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVW_BREL_NC,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVT_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_MOVW_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_GOTDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_CALL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_DESCSEQ, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_TLS_CALL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_PLT32_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOT_BREL12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_GOTOFF12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
/* GNU extension to record C++ vtable member usage */
HOWTO (R_ARM_GNU_VTENTRY, /* 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 hierarchy */
HOWTO (R_ARM_GNU_VTINHERIT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_JUMP11, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
11, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_JUMP8, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
8, /* bitsize */
true, /* pc_relative */
0, /* bitpos */
/* TLS relocations */
HOWTO (R_ARM_TLS_GD32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_LDM32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_LDO32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_IE32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_LE32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_LDO12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_LE12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_TLS_IE12GP, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_THM_TLS_DESCSEQ, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
EMPTY_HOWTO (131),
HOWTO (R_ARM_THM_ALU_ABS_G0_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
false, /* pc_relative. */
0, /* bitpos. */
false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G1_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
false, /* pc_relative. */
0, /* bitpos. */
false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G2_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
false, /* pc_relative. */
0, /* bitpos. */
false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G3_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
false, /* pc_relative. */
0, /* bitpos. */
/* Relocations for Armv8.1-M Mainline. */
HOWTO (R_ARM_THM_BF16, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
true, /* pc_relative. */
0, /* bitpos. */
true), /* pcrel_offset. */
HOWTO (R_ARM_THM_BF12, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
12, /* bitsize. */
true, /* pc_relative. */
0, /* bitpos. */
true), /* pcrel_offset. */
HOWTO (R_ARM_THM_BF18, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
18, /* bitsize. */
true, /* pc_relative. */
0, /* bitpos. */
{
HOWTO (R_ARM_IRELATIVE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_GOTFUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_GOTOFFFUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_FUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_FUNCDESC_VALUE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
64, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_TLS_GD32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LDM32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
false), /* pcrel_offset */
HOWTO (R_ARM_TLS_IE32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
{
HOWTO (R_ARM_RREL32, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_RABS32, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_RPC24, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
HOWTO (R_ARM_RBASE, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
0xea000000, /* b .Lplt_tail */
};
+/* PR 28924:
+ There was a bug due to too high values of THM_MAX_FWD_BRANCH_OFFSET and
+ THM2_MAX_FWD_BRANCH_OFFSET. The first macro concerns the case when Thumb-2
+ is not available, and second macro when Thumb-2 is available. Among other
+ things, they affect the range of branches represented as BLX instructions
+ in Encoding T2 defined in Section A8.8.25 of the ARM Architecture
+ Reference Manual ARMv7-A and ARMv7-R edition issue C.d. Such branches are
+ specified there to have a maximum forward offset that is a multiple of 4.
+ Previously, the respective values defined here were multiples of 2 but not
+ 4 and they are included in comments for reference. */
#define ARM_MAX_FWD_BRANCH_OFFSET ((((1 << 23) - 1) << 2) + 8)
-#define ARM_MAX_BWD_BRANCH_OFFSET ((-((1 << 23) << 2)) + 8)
-#define THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) -2 + 4)
+#define ARM_MAX_BWD_BRANCH_OFFSET ((-((1 << 23) << 2)) + 8)
+#define THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) - 4 + 4)
+/* #def THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) - 2 + 4) */
#define THM_MAX_BWD_BRANCH_OFFSET (-(1 << 22) + 4)
-#define THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 2) + 4)
+#define THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 4) + 4)
+/* #def THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 2) + 4) */
#define THM2_MAX_BWD_BRANCH_OFFSET (-(1 << 24) + 4)
#define THM2_MAX_FWD_COND_BRANCH_OFFSET (((1 << 20) -2) + 4)
#define THM2_MAX_BWD_COND_BRANCH_OFFSET (-(1 << 20) + 4)
bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC, Tag_CPU_arch);
/* Force return logic to be reviewed for each new architecture. */
- BFD_ASSERT (arch <= TAG_CPU_ARCH_V8_1M_MAIN);
+ BFD_ASSERT (arch <= TAG_CPU_ARCH_V9);
/* Architecture was introduced after ARMv6T2 (eg. ARMv6-M). */
return (arch == TAG_CPU_ARCH_V6T2
Tag_CPU_arch);
/* Force return logic to be reviewed for each new architecture. */
- BFD_ASSERT (arch <= TAG_CPU_ARCH_V8_1M_MAIN);
+ BFD_ASSERT (arch <= TAG_CPU_ARCH_V9);
return (arch == TAG_CPU_ARCH_V6T2
|| arch == TAG_CPU_ARCH_V6K
|| arch == TAG_CPU_ARCH_V7
|| arch == TAG_CPU_ARCH_V8
- || arch == TAG_CPU_ARCH_V8R);
+ || arch == TAG_CPU_ARCH_V8R
+ || arch == TAG_CPU_ARCH_V9);
}
static bool
section. The user should fix his linker script. */
if (stub_entry->target_section->output_section == NULL
&& info->non_contiguous_regions)
- info->callbacks->einfo (_("%F%P: Could not assign '%pA' to an output section. "
+ info->callbacks->einfo (_("%F%P: Could not assign `%pA' to an output section. "
"Retry without --enable-non-contiguous-regions.\n"),
stub_entry->target_section);
else
{
cmse_hash = elf32_arm_hash_entry (sym_hashes[i - ext_start]);
+ if (cmse_hash == NULL)
+ continue;
+
sym_name = (char *) cmse_hash->root.root.root.string;
if (!startswith (sym_name, CMSE_PREFIX))
continue;
hash = elf_link_hash_lookup
(&(hash_table)->root, tmp_name, false, false, true);
- if (hash == NULL
- && asprintf (error_message, _("unable to find %s glue '%s' for '%s'"),
- "Thumb", tmp_name, name) == -1)
- *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ if (hash == NULL)
+ {
+ *error_message = bfd_asprintf (_("unable to find %s glue '%s' for '%s'"),
+ "Thumb", tmp_name, name);
+ if (*error_message == NULL)
+ *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ }
free (tmp_name);
myh = elf_link_hash_lookup
(&(hash_table)->root, tmp_name, false, false, true);
- if (myh == NULL
- && asprintf (error_message, _("unable to find %s glue '%s' for '%s'"),
- "ARM", tmp_name, name) == -1)
- *error_message = (char *) bfd_errmsg (bfd_error_system_call);
-
+ if (myh == NULL)
+ {
+ *error_message = bfd_asprintf (_("unable to find %s glue '%s' for '%s'"),
+ "ARM", tmp_name, name);
+ if (*error_message == NULL)
+ *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ }
free (tmp_name);
return myh;
if (sec->reloc_count == 0)
continue;
- if ((sec->flags & SEC_EXCLUDE) != 0)
+ if ((sec->flags & SEC_EXCLUDE) != 0
+ || (sec->flags & SEC_HAS_CONTENTS) == 0)
continue;
symtab_hdr = & elf_symtab_hdr (abfd);
{
bfd_vma sign;
- switch (howto->size)
+ switch (bfd_get_reloc_size (howto))
{
- case 0: addend = bfd_get_8 (input_bfd, hit_data); break;
- case 1: addend = bfd_get_16 (input_bfd, hit_data); break;
- case 2: addend = bfd_get_32 (input_bfd, hit_data); break;
+ case 1: addend = bfd_get_8 (input_bfd, hit_data); break;
+ case 2: addend = bfd_get_16 (input_bfd, hit_data); break;
+ case 4: addend = bfd_get_32 (input_bfd, hit_data); break;
default: addend = 0; break;
}
/* Note: the addend and signed_addend calculated here are
case R_ARM_PLT32:
case R_ARM_CALL:
case R_ARM_JUMP24:
- addend <<= howto->size;
+ addend *= bfd_get_reloc_size (howto);
addend += increment;
/* Should we check for overflow here ? */
return bfd_mach_arm_8M_MAIN;
case TAG_CPU_ARCH_V8_1M_MAIN:
return bfd_mach_arm_8_1M_MAIN;
+ case TAG_CPU_ARCH_V9:
+ return bfd_mach_arm_9;
default:
/* Force entry to be added for any new known Tag_CPU_arch value. */
static int
tag_cpu_arch_combine (bfd *ibfd, int oldtag, int *secondary_compat_out,
- int newtag, int secondary_compat)
+ int newtag, int secondary_compat, const char* name_table[])
{
#define T(X) TAG_CPU_ARCH_##X
int tagl, tagh, result;
T(V8), /* V6_M. */
T(V8), /* V6S_M. */
T(V8), /* V7E_M. */
- T(V8) /* V8. */
+ T(V8), /* V8. */
+ T(V8), /* V8-R. */
+ T(V8), /* V8-M.BASE. */
+ T(V8), /* V8-M.MAIN. */
+ T(V8), /* V8.1. */
+ T(V8), /* V8.2. */
+ T(V8), /* V8.3. */
+ T(V8), /* V8.1-M.MAIN. */
};
const int v8r[] =
{
-1, /* Unused (20). */
T(V8_1M_MAIN) /* V8.1-M MAINLINE. */
};
+ const int v9[] =
+ {
+ T(V9), /* PRE_V4. */
+ T(V9), /* V4. */
+ T(V9), /* V4T. */
+ T(V9), /* V5T. */
+ T(V9), /* V5TE. */
+ T(V9), /* V5TEJ. */
+ T(V9), /* V6. */
+ T(V9), /* V6KZ. */
+ T(V9), /* V6T2. */
+ T(V9), /* V6K. */
+ T(V9), /* V7. */
+ T(V9), /* V6_M. */
+ T(V9), /* V6S_M. */
+ T(V9), /* V7E_M. */
+ T(V9), /* V8. */
+ T(V9), /* V8-R. */
+ T(V9), /* V8-M.BASE. */
+ T(V9), /* V8-M.MAIN. */
+ T(V9), /* V8.1. */
+ T(V9), /* V8.2. */
+ T(V9), /* V8.3. */
+ T(V9), /* V8.1-M.MAIN. */
+ T(V9), /* V9. */
+ };
const int v4t_plus_v6_m[] =
{
-1, /* PRE_V4. */
-1, /* Unused (19). */
-1, /* Unused (20). */
T(V8_1M_MAIN), /* V8.1-M MAINLINE. */
+ T(V9), /* V9. */
T(V4T_PLUS_V6_M) /* V4T plus V6_M. */
};
const int *comb[] =
NULL,
NULL,
v8_1m_mainline,
+ v9,
/* Pseudo-architecture. */
v4t_plus_v6_m
};
if (result == -1)
{
- _bfd_error_handler (_("error: %pB: conflicting CPU architectures %d/%d"),
- ibfd, oldtag, newtag);
+ _bfd_error_handler (_("error: conflicting CPU architectures %s vs %s in %pB"),
+ name_table[oldtag], name_table[newtag], ibfd);
return -1;
}
out_attr[Tag_MPextension_use_legacy].i = 0;
}
+ /* PR 28859 and 28848: Handle the case where the first input file,
+ eg crti.o, has a Tag_ABI_HardFP_use of 3 but no Tag_FP_arch set.
+ Using Tag_ABI_HardFP_use in this way is deprecated, so reset the
+ attribute to zero.
+ FIXME: Should we handle other non-zero values of Tag_ABI_HardFO_use ? */
+ if (out_attr[Tag_ABI_HardFP_use].i == 3 && out_attr[Tag_FP_arch].i == 0)
+ out_attr[Tag_ABI_HardFP_use].i = 0;
+
return result;
}
"ARM v7",
"ARM v6-M",
"ARM v6S-M",
+ "ARM v7E-M",
"ARM v8",
- "",
+ "ARM v8-R",
"ARM v8-M.baseline",
"ARM v8-M.mainline",
+ "ARM v8.1-A",
+ "ARM v8.2-A",
+ "ARM v8.3-A",
+ "ARM v8.1-M.mainline",
+ "ARM v9",
};
/* Merge Tag_CPU_arch and Tag_also_compatible_with. */
arch_attr = tag_cpu_arch_combine (ibfd, out_attr[i].i,
&secondary_compat_out,
in_attr[i].i,
- secondary_compat);
+ secondary_compat,
+ name_table);
/* Return with error if failed to merge. */
if (arch_attr == -1)
case Tag_PAC_extension:
case Tag_BTI_extension:
case Tag_BTI_use:
+ case Tag_PACRET_use:
/* Use the largest value specified. */
if (in_attr[i].i > out_attr[i].i)
out_attr[i].i = in_attr[i].i;
struct elf_link_hash_entry **sym_hashes;
struct elf32_arm_link_hash_entry *cmse_hash;
bool again, is_v8m, first_bfd_browse = true;
- bool debug_sec_need_to_be_marked = false;
+ bool extra_marks_added = false;
asection *isec;
_bfd_elf_gc_mark_extra_sections (info, gc_mark_hook);
of them so no need for a second browsing. */
if (is_v8m && first_bfd_browse)
{
+ bool debug_sec_need_to_be_marked = false;
+
sym_hashes = elf_sym_hashes (sub);
bed = get_elf_backend_data (sub);
symtab_hdr = &elf_tdata (sub)->symtab_hdr;
for (i = ext_start; i < sym_count; i++)
{
cmse_hash = elf32_arm_hash_entry (sym_hashes[i - ext_start]);
+ if (cmse_hash == NULL)
+ continue;
/* Assume it is a special symbol. If not, cmse_scan will
warn about it and user can do something about it. */
if (startswith (cmse_hash->root.root.root.string,
- CMSE_PREFIX))
+ CMSE_PREFIX))
{
cmse_sec = cmse_hash->root.root.u.def.section;
if (!cmse_sec->gc_mark
{
/* If not a debug sections, skip it. */
if (!isec->gc_mark && (isec->flags & SEC_DEBUGGING))
- isec->gc_mark = 1 ;
+ {
+ isec->gc_mark = 1;
+ extra_marks_added = true;
+ }
}
debug_sec_need_to_be_marked = false;
}
}
}
+
first_bfd_browse = false;
}
+ /* PR 30354: If we have added extra marks then make sure that any
+ dependencies of the newly marked sections are also marked. */
+ if (extra_marks_added)
+ _bfd_elf_gc_mark_extra_sections (info, gc_mark_hook);
+
return true;
}
const asection *rel_sec ATTRIBUTE_UNUSED,
const Elf_Internal_Rela *rela)
{
+ struct elf32_arm_link_hash_table *htab = elf32_arm_hash_table (info);
+
+ if (htab->root.dynsym != NULL
+ && htab->root.dynsym->contents != NULL)
+ {
+ /* Check relocation against STT_GNU_IFUNC symbol if there are
+ dynamic symbols. */
+ bfd *abfd = info->output_bfd;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ unsigned long r_symndx = ELF32_R_SYM (rela->r_info);
+ if (r_symndx != STN_UNDEF)
+ {
+ Elf_Internal_Sym sym;
+ if (!bed->s->swap_symbol_in (abfd,
+ (htab->root.dynsym->contents
+ + r_symndx * bed->s->sizeof_sym),
+ 0, &sym))
+ {
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%pB symbol number %lu references"
+ " nonexistent SHT_SYMTAB_SHNDX section"),
+ abfd, r_symndx);
+ /* Ideally an error class should be returned here. */
+ }
+ else if (ELF_ST_TYPE (sym.st_info) == STT_GNU_IFUNC)
+ return reloc_class_ifunc;
+ }
+ }
+
switch ((int) ELF32_R_TYPE (rela->r_info))
{
case R_ARM_RELATIVE:
bfd_size_type size;
bfd *input_bfd;
+ if (info->strip == strip_all
+ && !info->emitrelocations
+ && !bfd_link_relocatable (info))
+ return true;
+
htab = elf32_arm_hash_table (info);
if (htab == NULL)
return false;
or (bfd_vma) -1 if size can not be determined. */
static bfd_vma
-elf32_arm_plt0_size (const bfd *abfd, const bfd_byte *addr)
+elf32_arm_plt0_size (const bfd *abfd, const bfd_byte *addr,
+ bfd_size_type data_size)
{
bfd_vma first_word;
bfd_vma plt0_size;
+ if (data_size < 4)
+ return (bfd_vma) -1;
+
first_word = read_code32 (abfd, addr);
if (first_word == elf32_arm_plt0_entry[0])
or (bfd_vma) -1 if size can not be determined. */
static bfd_vma
-elf32_arm_plt_size (const bfd *abfd, const bfd_byte *start, bfd_vma offset)
+elf32_arm_plt_size (const bfd *abfd, const bfd_byte *start, bfd_vma offset,
+ bfd_size_type data_size)
{
bfd_vma first_insn;
bfd_vma plt_size = 0;
- const bfd_byte *addr = start + offset;
/* PLT entry size if fixed on Thumb-only platforms. */
if (read_code32 (abfd, start) == elf32_thumb2_plt0_entry[0])
- return 4 * ARRAY_SIZE (elf32_thumb2_plt_entry);
+ return 4 * ARRAY_SIZE (elf32_thumb2_plt_entry);
/* Respect Thumb stub if necessary. */
- if (read_code16 (abfd, addr) == elf32_arm_plt_thumb_stub[0])
+ if (offset + 2 > data_size)
+ return (bfd_vma) -1;
+ if (read_code16 (abfd, start + offset) == elf32_arm_plt_thumb_stub[0])
{
plt_size += 2 * ARRAY_SIZE (elf32_arm_plt_thumb_stub);
}
/* Strip immediate from first add. */
- first_insn = read_code32 (abfd, addr + plt_size) & 0xffffff00;
+ if (offset + plt_size + 4 > data_size)
+ return (bfd_vma) -1;
+ first_insn = read_code32 (abfd, start + offset + plt_size) & 0xffffff00;
#ifdef FOUR_WORD_PLT
if (first_insn == elf32_arm_plt_entry[0])
if (!elf32_arm_size_info.slurp_reloc_table (abfd, relplt, dynsyms, true))
return -1;
- data = plt->contents;
- if (data == NULL)
- {
- if (!bfd_get_full_section_contents (abfd, (asection *) plt, &data) || data == NULL)
- return -1;
- bfd_cache_section_contents ((asection *) plt, data);
- }
+ data = NULL;
+ if (!bfd_get_full_section_contents (abfd, plt, &data))
+ return -1;
- count = relplt->size / hdr->sh_entsize;
+ count = NUM_SHDR_ENTRIES (hdr);
size = count * sizeof (asymbol);
p = relplt->relocation;
for (i = 0; i < count; i++, p += elf32_arm_size_info.int_rels_per_ext_rel)
size += sizeof ("+0x") - 1 + 8;
}
- s = *ret = (asymbol *) bfd_malloc (size);
- if (s == NULL)
- return -1;
-
- offset = elf32_arm_plt0_size (abfd, data);
- if (offset == (bfd_vma) -1)
- return -1;
+ offset = elf32_arm_plt0_size (abfd, data, plt->size);
+ if (offset == (bfd_vma) -1
+ || (s = *ret = (asymbol *) bfd_malloc (size)) == NULL)
+ {
+ free (data);
+ return -1;
+ }
names = (char *) (s + count);
p = relplt->relocation;
{
size_t len;
- bfd_vma plt_size = elf32_arm_plt_size (abfd, data, offset);
+ bfd_vma plt_size = elf32_arm_plt_size (abfd, data, offset, plt->size);
if (plt_size == (bfd_vma) -1)
break;
offset += plt_size;
}
+ free (data);
return n;
}
#define ELF_ARCH bfd_arch_arm
#define ELF_TARGET_ID ARM_ELF_DATA
#define ELF_MACHINE_CODE EM_ARM
-#ifdef __QNXTARGET__
#define ELF_MAXPAGESIZE 0x1000
-#else
-#define ELF_MAXPAGESIZE 0x10000
-#endif
-#define ELF_MINPAGESIZE 0x1000
#define ELF_COMMONPAGESIZE 0x1000
#define bfd_elf32_mkobject elf32_arm_mkobject
#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_got_header_size 12
-#define elf_backend_extern_protected_data 1
+#define elf_backend_extern_protected_data 0
#undef elf_backend_obj_attrs_vendor
#define elf_backend_obj_attrs_vendor "aeabi"
#undef elf_backend_final_write_processing
#define elf_backend_final_write_processing elf32_arm_final_write_processing
#undef ELF_MINPAGESIZE
-#define ELF_MINPAGESIZE 0x1000
#undef ELF_COMMONPAGESIZE
#define ELF_COMMONPAGESIZE 0x1000
projects / thirdparty / binutils-gdb.git / blobdiff