From 4c5625238cccb048261d7ce0eb748ee5e0d67cf0 Mon Sep 17 00:00:00 2001 From: Jiong Wang Date: Wed, 19 Aug 2015 11:22:22 +0100 Subject: [AArch64][5/6] GAS support TLSLD load/store relocation types 2015-08-19 Jiong Wang bfd/ * reloc.c: New entries, including BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC, BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC, BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC. BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC. * elfnn-aarch64.c (elfNN_aarch64_howto_table): Likewise. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. gas/ * config/tc-aarch64.c (reloc_table): New relocation types support for dtprel_lo12. (ldst_lo12_determine_real_reloc_type): Support BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC, BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC, BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC, BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12, BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC. (parse_operands): Likewise. (md_apply_fix): Likewise (aarch64_force_relocation): Likewise. (process_movw_reloc_info): Likewise. gas/testsuite/ * gas/aarch64/reloc-dtprel_lo12-ldst8.s: New testcase. * gas/aarch64/reloc-dtprel_lo12_nc-ldstc.s: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst16.s: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst16.s: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst32.s: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst32.s: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst64.s: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst64.s: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst8.d: New expectation file. * gas/aarch64/reloc-dtprel_lo12_nc-ldst8.d: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst16.d: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst16.d: Likewise. * gas/aarch64/reloc-dtprel_lo12-ldst32.d: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst32.d: Likewise. * gas/aarch64/reloc-dtprel-lo12-ldst64.d: Likewise. * gas/aarch64/reloc-dtprel_lo12_nc-ldst64.d: Likewise. --- bfd/elfnn-aarch64.c | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) (limited to 'bfd/elfnn-aarch64.c') diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c index eb79922..083bb0f 100644 --- a/bfd/elfnn-aarch64.c +++ b/bfd/elfnn-aarch64.c @@ -1139,6 +1139,126 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = 0x1fffff, /* dst_mask */ TRUE), /* pcrel_offset */ + /* LD/ST16: bit[11:1] of byte offset to module TLS base address. */ + HOWTO64 (AARCH64_R (TLSLD_LDST16_DTPREL_LO12), /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 11, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST16_DTPREL_LO12), /* name */ + FALSE, /* partial_inplace */ + 0x1ffc00, /* src_mask */ + 0x1ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Same as BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12, but no overflow check. */ + HOWTO64 (AARCH64_R (TLSLD_LDST16_DTPREL_LO12_NC), /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 11, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST16_DTPREL_LO12_NC), /* name */ + FALSE, /* partial_inplace */ + 0x1ffc00, /* src_mask */ + 0x1ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* LD/ST32: bit[11:2] of byte offset to module TLS base address. */ + HOWTO64 (AARCH64_R (TLSLD_LDST32_DTPREL_LO12), /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 10, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST32_DTPREL_LO12), /* name */ + FALSE, /* partial_inplace */ + 0x3ffc00, /* src_mask */ + 0x3ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Same as BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12, but no overflow check. */ + HOWTO64 (AARCH64_R (TLSLD_LDST32_DTPREL_LO12_NC), /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 10, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST32_DTPREL_LO12_NC), /* name */ + FALSE, /* partial_inplace */ + 0xffc00, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* LD/ST64: bit[11:3] of byte offset to module TLS base address. */ + HOWTO64 (AARCH64_R (TLSLD_LDST64_DTPREL_LO12), /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 9, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST64_DTPREL_LO12), /* name */ + FALSE, /* partial_inplace */ + 0x3ffc00, /* src_mask */ + 0x3ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Same as BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12, but no overflow check. */ + HOWTO64 (AARCH64_R (TLSLD_LDST64_DTPREL_LO12_NC), /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 9, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST64_DTPREL_LO12_NC), /* name */ + FALSE, /* partial_inplace */ + 0x7fc00, /* src_mask */ + 0x7fc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* LD/ST8: bit[11:0] of byte offset to module TLS base address. */ + HOWTO64 (AARCH64_R (TLSLD_LDST8_DTPREL_LO12), /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST8_DTPREL_LO12), /* name */ + FALSE, /* partial_inplace */ + 0x3ffc00, /* src_mask */ + 0x3ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Same as BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12, but no overflow check. */ + HOWTO64 (AARCH64_R (TLSLD_LDST8_DTPREL_LO12_NC), /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (TLSLD_LDST8_DTPREL_LO12_NC), /* name */ + FALSE, /* partial_inplace */ + 0x3ffc00, /* src_mask */ + 0x3ffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + /* MOVZ: bit[15:0] of byte offset to module TLS base address. */ HOWTO (AARCH64_R (TLSLD_MOVW_DTPREL_G0), /* type */ 0, /* rightshift */ -- cgit v1.1