From dc1470f1d8779e151fb231639014597582bb7f4e Mon Sep 17 00:00:00 2001 From: Tatsuyuki Ishi Date: Wed, 21 Feb 2024 02:55:49 +0900 Subject: RISC-V: Add TLSDESC reloc definitions. bfd/ * elfxx-riscv.c: Add 5 TLSDESC reloc descriptions. * reloc.c: Likewise. * libbfd.h: Regenerate. * bfd-in2.h: Regenerate. include/ * elf/riscv.h: Add 5 TLSDESC reloc descriptions. --- bfd/bfd-in2.h | 4 +++ bfd/elfxx-riscv.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++++- bfd/libbfd.h | 4 +++ bfd/reloc.c | 8 ++++++ 4 files changed, 90 insertions(+), 1 deletion(-) (limited to 'bfd') diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 3791784..a335df5 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -5420,6 +5420,10 @@ enum bfd_reloc_code_real BFD_RELOC_RISCV_TLS_DTPREL64, BFD_RELOC_RISCV_TLS_TPREL32, BFD_RELOC_RISCV_TLS_TPREL64, + BFD_RELOC_RISCV_TLSDESC_HI20, + BFD_RELOC_RISCV_TLSDESC_LOAD_LO12, + BFD_RELOC_RISCV_TLSDESC_ADD_LO12, + BFD_RELOC_RISCV_TLSDESC_CALL, BFD_RELOC_RISCV_ALIGN, BFD_RELOC_RISCV_RVC_BRANCH, BFD_RELOC_RISCV_RVC_JUMP, diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c index 9a121b4..a4aa71f 100644 --- a/bfd/elfxx-riscv.c +++ b/bfd/elfxx-riscv.c @@ -218,7 +218,20 @@ static reloc_howto_type howto_table[] = MINUS_ONE, /* dst_mask */ false), /* pcrel_offset */ - EMPTY_HOWTO (12), + HOWTO (R_RISCV_TLSDESC, /* type */ + 0, /* rightshift */ + 0, /* size is handled by dynamic linker */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_RISCV_TLSDESC", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + MINUS_ONE, /* dst_mask */ + false), /* pcrel_offset */ + EMPTY_HOWTO (13), EMPTY_HOWTO (14), EMPTY_HOWTO (15), @@ -808,6 +821,62 @@ static reloc_howto_type howto_table[] = 0, /* src_mask */ 0, /* dst_mask */ false), /* pcrel_offset */ + + HOWTO (R_RISCV_TLSDESC_HI20, /* type */ + 0, /* rightshift */ + 4, /* size */ + 32, /* bitsize */ + true, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_RISCV_TLSDESC_HI20", /* name */ + true, /* partial_inplace */ + 0, /* src_mask */ + ENCODE_UTYPE_IMM (-1U), /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_RISCV_TLSDESC_LOAD_LO12, /* type */ + 0, /* rightshift */ + 4, /* size */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_RISCV_TLSDESC_LOAD_LO12", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ENCODE_ITYPE_IMM (-1U), /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_RISCV_TLSDESC_ADD_LO12, /* type */ + 0, /* rightshift */ + 4, /* size */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_RISCV_TLSDESC_ADD_LO12", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ENCODE_ITYPE_IMM (-1U), /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_RISCV_TLSDESC_CALL, /* type */ + 0, /* rightshift */ + 0, /* size */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_RISCV_TLSDESC_CALL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ENCODE_ITYPE_IMM (-1U), /* dst_mask */ + false) /* pcrel_offset */ }; static reloc_howto_type howto_table_internal[] = @@ -935,6 +1004,10 @@ static const struct elf_reloc_map riscv_reloc_map[] = { BFD_RELOC_RISCV_TPREL_LO12_I, R_RISCV_TPREL_LO12_I }, { BFD_RELOC_RISCV_TLS_GOT_HI20, R_RISCV_TLS_GOT_HI20 }, { BFD_RELOC_RISCV_TLS_GD_HI20, R_RISCV_TLS_GD_HI20 }, + { BFD_RELOC_RISCV_TLSDESC_HI20, R_RISCV_TLSDESC_HI20 }, + { BFD_RELOC_RISCV_TLSDESC_LOAD_LO12, R_RISCV_TLSDESC_LOAD_LO12 }, + { BFD_RELOC_RISCV_TLSDESC_ADD_LO12, R_RISCV_TLSDESC_ADD_LO12 }, + { BFD_RELOC_RISCV_TLSDESC_CALL, R_RISCV_TLSDESC_CALL }, { BFD_RELOC_RISCV_ALIGN, R_RISCV_ALIGN }, { BFD_RELOC_RISCV_RVC_BRANCH, R_RISCV_RVC_BRANCH }, { BFD_RELOC_RISCV_RVC_JUMP, R_RISCV_RVC_JUMP }, diff --git a/bfd/libbfd.h b/bfd/libbfd.h index 40bbe6a..49f63a0 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -2409,6 +2409,10 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_RISCV_TLS_DTPREL64", "BFD_RELOC_RISCV_TLS_TPREL32", "BFD_RELOC_RISCV_TLS_TPREL64", + "BFD_RELOC_RISCV_TLSDESC_HI20", + "BFD_RELOC_RISCV_TLSDESC_LOAD_LO12", + "BFD_RELOC_RISCV_TLSDESC_ADD_LO12", + "BFD_RELOC_RISCV_TLSDESC_CALL", "BFD_RELOC_RISCV_ALIGN", "BFD_RELOC_RISCV_RVC_BRANCH", "BFD_RELOC_RISCV_RVC_JUMP", diff --git a/bfd/reloc.c b/bfd/reloc.c index 7583b7f..a187afe 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -5003,6 +5003,14 @@ ENUMX ENUMX BFD_RELOC_RISCV_TLS_TPREL64 ENUMX + BFD_RELOC_RISCV_TLSDESC_HI20 +ENUMX + BFD_RELOC_RISCV_TLSDESC_LOAD_LO12 +ENUMX + BFD_RELOC_RISCV_TLSDESC_ADD_LO12 +ENUMX + BFD_RELOC_RISCV_TLSDESC_CALL +ENUMX BFD_RELOC_RISCV_ALIGN ENUMX BFD_RELOC_RISCV_RVC_BRANCH -- cgit v1.1