-2018-10-03 Tamar Christina <tamar.christina@arm.com>
+2019-05-29 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_sect_t): Drop cts_type, cts_flags, and cts_offset.
+ (ctf_id_t): This is now an unsigned type.
+ (CTF_ERR): Cast it to ctf_id_t. Note that it should only be used
+ for ctf_id_t-returning functions.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_dump_decorate_f): New.
+ (ctf_dump_state_t): new.
+ (ctf_dump): New.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_label_f): New.
+ (ctf_label_set): New.
+ (ctf_label_get): New.
+ (ctf_label_topmost): New.
+ (ctf_label_info): New.
+ (ctf_label_iter): New.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_version): New.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_func_info): New.
+ (ctf_func_args): Likewise.
+ (ctf_lookup_by_symbol): Likewise.
+ (ctf_lookup_by_symbol): Likewise.
+ (ctf_lookup_variable): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_visit_f): New definition.
+ (ctf_member_f): Likewise.
+ (ctf_enum_f): Likewise.
+ (ctf_variable_f): Likewise.
+ (ctf_type_f): Likewise.
+ (ctf_type_isparent): Likewise.
+ (ctf_type_ischild): Likewise.
+ (ctf_type_resolve): Likewise.
+ (ctf_type_aname): Likewise.
+ (ctf_type_lname): Likewise.
+ (ctf_type_name): Likewise.
+ (ctf_type_sizee): Likewise.
+ (ctf_type_align): Likewise.
+ (ctf_type_kind): Likewise.
+ (ctf_type_reference): Likewise.
+ (ctf_type_pointer): Likewise.
+ (ctf_type_encoding): Likewise.
+ (ctf_type_visit): Likewise.
+ (ctf_type_cmp): Likewise.
+ (ctf_type_compat): Likewise.
+ (ctf_member_info): Likewise.
+ (ctf_array_info): Likewise.
+ (ctf_enum_name): Likewise.
+ (ctf_enum_value): Likewise.
+ (ctf_member_iter): Likewise.
+ (ctf_enum_iter): Likewise.
+ (ctf_type_iter): Likewise.
+ (ctf_variable_iter): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (struct bfd): New forward.
+ (ctf_fdopen): New.
+ (ctf_bfdopen): Likewise.
+ (ctf_open): Likewise.
+ (ctf_arc_open): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf.h (CTFA_MAGIC): New.
+ (struct ctf_archive): New.
+ (struct ctf_archive_modent): Likewise.
+ * ctf-api.h (ctf_archive_member_f): New.
+ (ctf_archive_raw_member_f): Likewise.
+ (ctf_arc_write): Likewise.
+ (ctf_arc_close): Likewise.
+ (ctf_arc_open_by_name): Likewise.
+ (ctf_archive_iter): Likewise.
+ (ctf_archive_raw_iter): Likewise.
+ (ctf_get_arc): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_file_close): New declaration.
+ (ctf_getdatasect): Likewise.
+ (ctf_parent_file): Likewise.
+ (ctf_parent_name): Likewise.
+ (ctf_parent_name_set): Likewise.
+ (ctf_import): Likewise.
+ (ctf_setmodel): Likewise.
+ (ctf_getmodel): Likewise.
+ (ctf_setspecific): Likewise.
+ (ctf_getspecific): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (zlib.h): New include.
+ (ctf_sect_t): New.
+ (ctf_sect_names_t): Likewise.
+ (ctf_encoding_t): Likewise.
+ (ctf_membinfo_t): Likewise.
+ (ctf_arinfo_t): Likewise.
+ (ctf_funcinfo_t): Likewise.
+ (ctf_lblinfo_t): Likewise.
+ (ctf_snapshot_id_t): Likewise.
+ (CTF_FUNC_VARARG): Likewise.
+ (ctf_simple_open): Likewise.
+ (ctf_bufopen): Likewise.
+ (ctf_create): Likewise.
+ (ctf_add_array): Likewise.
+ (ctf_add_const): Likewise.
+ (ctf_add_enum_encoded): Likewise.
+ (ctf_add_enum): Likewise.
+ (ctf_add_float): Likewise.
+ (ctf_add_forward): Likewise.
+ (ctf_add_function): Likewise.
+ (ctf_add_integer): Likewise.
+ (ctf_add_slice): Likewise.
+ (ctf_add_pointer): Likewise.
+ (ctf_add_type): Likewise.
+ (ctf_add_typedef): Likewise.
+ (ctf_add_restrict): Likewise.
+ (ctf_add_struct): Likewise.
+ (ctf_add_union): Likewise.
+ (ctf_add_struct_sized): Likewise.
+ (ctf_add_union_sized): Likewise.
+ (ctf_add_volatile): Likewise.
+ (ctf_add_enumerator): Likewise.
+ (ctf_add_member): Likewise.
+ (ctf_add_member_offset): Likewise.
+ (ctf_add_member_encoded): Likewise.
+ (ctf_add_variable): Likewise.
+ (ctf_set_array): Likewise.
+ (ctf_update): Likewise.
+ (ctf_snapshot): Likewise.
+ (ctf_rollback): Likewise.
+ (ctf_discard): Likewise.
+ (ctf_write): Likewise.
+ (ctf_gzwrite): Likewise.
+ (ctf_compress_write): Likewise.
+
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
+
+ * ctf-api.h (ctf_errno): New declaration.
+ (ctf_errmsg): Likewise.
- * opcode/aarch64.h (aarch64_inst): Remove.
- (enum err_type): Add ERR_VFI.
- (aarch64_is_destructive_by_operands): New.
- (init_insn_sequence): New.
- (aarch64_decode_insn): Remove param name.
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
-2018-10-03 Tamar Christina <tamar.christina@arm.com>
+ * ctf-api.h (ctf_setdebug): New.
+ (ctf_getdebug): Likewise.
- * opcode/aarch64.h (struct aarch64_opcode): Expand verifiers to take
- more arguments.
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
-2018-10-03 Tamar Christina <tamar.christina@arm.com>
+ * ctf-api.h: New file.
- * opcode/aarch64.h (enum err_type): New.
- (aarch64_decode_insn): Use it.
+2019-05-28 Nick Alcock <nick.alcock@oracle.com>
-2018-10-03 Tamar Christina <tamar.christina@arm.com>
+ * ctf.h: New file.
- * opcode/aarch64.h (struct aarch64_instr_sequence): New.
- (aarch64_opcode_encode): Use it.
+2019-05-24 Szabolcs Nagy <szabolcs.nagy@arm.com>
-2018-10-03 Tamar Christina <tamar.christina@arm.com>
+ * elf/aarch64.h (DT_AARCH64_VARIANT_PCS): Define.
+ (STO_AARCH64_VARIANT_PCS): Define.
- * opcode/aarch64.h (struct aarch64_opcode): Add constraints,
- extend flags field size.
- (F_SCAN, C_SCAN_MOVPRFX, C_MAX_ELEM): New.
+2019-05-24 Alan Modra <amodra@gmail.com>
-2018-10-03 John Darrington <john@darrington.wattle.id.au>
+ * elf/ppc64.h (R_PPC64_PLTSEQ_NOTOC, R_PPC64_PLTCALL_NOTOC),
+ (R_PPC64_PCREL_OPT, R_PPC64_D34, R_PPC64_D34_LO, R_PPC64_D34_HI30),
+ (R_PPC64_D34_HA30, R_PPC64_PCREL34, R_PPC64_GOT_PCREL34),
+ (R_PPC64_PLT_PCREL34, R_PPC64_PLT_PCREL34_NOTOC),
+ (R_PPC64_ADDR16_HIGHER34, R_PPC64_ADDR16_HIGHERA34),
+ (R_PPC64_ADDR16_HIGHEST34, R_PPC64_ADDR16_HIGHESTA34),
+ (R_PPC64_REL16_HIGHER34, R_PPC64_REL16_HIGHERA34),
+ (R_PPC64_REL16_HIGHEST34, R_PPC64_REL16_HIGHESTA34),
+ (R_PPC64_D28, R_PPC64_PCREL28): Define.
- * dis-asm.h (print_insn_s12z): New declaration.
+2019-05-24 Peter Bergner <bergner@linux.ibm.com>
+ Alan Modra <amodra@gmail.com>
-2018-10-02 Palmer Dabbelt <palmer@sifive.com>
+ * dis-asm.h (WIDE_OUTPUT): Define.
+ * opcode/ppc.h (prefix_opcodes, prefix_num_opcodes): Declare.
+ (PPC_OPCODE_POWERXX, PPC_GET_PREFIX, PPC_GET_SUFFIX),
+ (PPC_PREFIX_P, PPC_PREFIX_SEG): Define.
- * opcode/riscv-opc.h (MATCH_FENCE_TSO): New define.
- (MASK_FENCE_TSO): Likewise.
+2019-05-23 Jose E. Marchesi <jose.marchesi@oracle.com>
-2018-10-01 Cupertino Miranda <cmiranda@synopsys.com>
+ * elf/bpf.h: New file.
- * arc-reloc.def (ARC_TLS_LE_32): Updated reloc formula.
+2019-05-16 Andre Vieira <andre.simoesdiasvieira@arm.com>
-2018-09-21 H.J. Lu <hongjiu.lu@intel.com>
+ * elf/arm.h (Tag_MVE_arch): Define new enum value.
+ * opcode/arm.h (FPU_MVE, FPU_MVE_FP): New MACROs for new features.
- PR binutils/23694
- * include/elf/internal.h (ELF_SECTION_IN_SEGMENT_1): Don't
- include zero size sections at start of PT_NOTE segment.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-09-20 Nelson Chu <nelson.chu1990@gmail.com>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_SHLIMM_UNPRED_22
+ operand.
- * elf/nds32.h: Remove the unused target features.
- * dis-asm.h (disassemble_init_nds32): Declared.
- * elf/nds32.h (E_NDS32_NULL): Removed.
- (E_NDS32_HAS_DSP_INST, E_NDS32_HAS_ZOL): New.
- * opcode/nds32.h: Ident.
- (N32_SUB6, INSN_LW): New macros.
- (enum n32_opcodes): Updated.
- * elf/nds32.h: Doc fixes.
- * elf/nds32.h: Add R_NDS32_LSI.
- * elf/nds32.h: Add new relocations for TLS.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-09-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_size_tsz_bhs
+ iclass.
- * elf/common.h (AT_SUN_HWCAP): Rename to ...
- (AT_SUN_CAP_HW1): ... this. Retain old name for backward
- compatibility.
- (AT_SUN_EMULATOR, AT_SUN_BRANDNAME, AT_SUN_BRAND_AUX1)
- (AT_SUN_BRAND_AUX2, AT_SUN_BRAND_AUX3, AT_SUN_CAP_HW2): Define.
-
-2018-09-05 Simon Marchi <simon.marchi@ericsson.com>
-
- * diagnostics.h (DIAGNOSTIC_IGNORE_FORMAT_NONLITERAL): New macro.
-
-2018-08-31 Alan Modra <amodra@gmail.com>
-
- * elf/ppc64.h (R_PPC64_REL16_HIGH, R_PPC64_REL16_HIGHA),
- (R_PPC64_REL16_HIGHER, R_PPC64_REL16_HIGHERA),
- (R_PPC64_REL16_HIGHEST, R_PPC64_REL16_HIGHESTA): Define.
- (R_PPC64_LO_DS_OPT, R_PPC64_16DX_HA): Bump value.
-
-2018-08-30 Kito Cheng <kito@andestech.com>
-
- * opcode/riscv.h (MAX_SUBSET_NUM): New.
- (riscv_opcode): Add xlen_requirement field and change type of
- subset.
-
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
-
- * elf/mips.h (E_MIPS_MACH_XXX): New E_MIPS_MACH_GS264E.
- * opcode/mips.h (CPU_XXX): New CPU_GS264E.
-
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
-
- * elf/mips.h (E_MIPS_MACH_XXX): New E_MIPS_MACH_GS464E.
- * opcode/mips.h (CPU_XXX): New CPU_GS464E.
-
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
-
- * elf/mips.h (E_MIPS_MACH_XXX): Rename E_MIPS_MACH_LS3A to
- E_MIPS_MACH_GS464.
- (AFL_EXT_XXX): Delete AFL_EXT_LOONGSON_3A.
- * opcode/mips.h (INSN_XXX): Delete INSN_LOONGSON_3A.
- (CPU_XXX): Rename CPU_LOONGSON_3A to CPU_GS464.
- * opcode/mips.h (mips_isa_table): Delete CPU_LOONGSON_3A case.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_Zm4_11_INDEX operand.
- * elf/mips.h (AFL_ASE_LOONGSON_EXT2): New macro.
- (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_EXT2.
- * opcode/mips.h (ASE_LOONGSON_EXT2): New macro.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_shift_tsz_bhsd
+ iclass.
- * elf/mips.h (AFL_ASE_LOONGSON_EXT): New macro.
- (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_EXT.
- * opcode/mips.h (ASE_LOONGSON_EXT): New macro.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_SHRIMM_UNPRED_22
+ operand.
+ (enum aarch64_insn_class): Add sve_shift_tsz_hsd iclass.
- * elf/mips.h (AFL_ASE_LOONGSON_CAM): New macro.
- (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_CAM.
- * opcode/mips.h (ASE_LOONGSON_CAM): New macro.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-24 H.J. Lu <hongjiu.lu@intel.com>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_size_013 iclass.
- * elf/common.h (GNU_PROPERTY_X86_ISA_1_USED): Renamed to ...
- (GNU_PROPERTY_X86_COMPAT_ISA_1_USED): This.
- (GNU_PROPERTY_X86_ISA_1_NEEDED): Renamed to ...
- (GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED): This.
- (GNU_PROPERTY_X86_ISA_1_XXX): Renamed to ...
- (GNU_PROPERTY_X86_COMPAT_ISA_1_XXX): This.
- (GNU_PROPERTY_X86_UINT32_AND_LO): New.
- (GNU_PROPERTY_X86_UINT32_AND_HI): Likewise.
- (GNU_PROPERTY_X86_UINT32_OR_LO): Likewise.
- (GNU_PROPERTY_X86_UINT32_OR_HI): Likewise.
- (GNU_PROPERTY_X86_UINT32_OR_AND_LO): Likewise.
- (GNU_PROPERTY_X86_UINT32_OR_AND_HI): Likewise.
- (GNU_PROPERTY_X86_ISA_1_CMOV): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSE): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSE2): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSE3): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSSE3): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSE4_1): Likewise.
- (GNU_PROPERTY_X86_ISA_1_SSE4_2): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX2): Likewise.
- (GNU_PROPERTY_X86_ISA_1_FMA): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512F): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512CD): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512ER): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512PF): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512VL): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512DQ): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512BW): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_4FMAPS): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_4VNNIW): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_BITALG): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_IFMA): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_VBMI): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_VBMI2): Likewise.
- (GNU_PROPERTY_X86_ISA_1_AVX512_VNNI): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_X86): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_X87): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_MMX): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_XMM): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_YMM): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_ZMM): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_FXSR): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_XSAVE): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_XSAVEOPT): Likewise.
- (GNU_PROPERTY_X86_FEATURE_2_XSAVEC): Likewise.
- (GNU_PROPERTY_X86_FEATURE_1_AND): Updated to
- (GNU_PROPERTY_X86_UINT32_AND_LO + 0).
- (GNU_PROPERTY_X86_ISA_1_NEEDED): Defined to
- (GNU_PROPERTY_X86_UINT32_OR_LO + 0).
- (GNU_PROPERTY_X86_FEATURE_2_NEEDED): New. Defined to
- (GNU_PROPERTY_X86_UINT32_OR_LO + 1).
- (GNU_PROPERTY_X86_ISA_1_USED): Defined to
- (GNU_PROPERTY_X86_UINT32_OR_AND_LO + 0).
- (GNU_PROPERTY_X86_FEATURE_2_USED): New. Defined to
- (GNU_PROPERTY_X86_UINT32_OR_AND_LO + 1).
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-24 H.J. Lu <hongjiu.lu@intel.com>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_size_bh iclass.
- * elf/common.h (GNU_PROPERTY_X86_UINT32_VALID): New.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-21 John Darrington <john@darrington.wattle.id.au>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_size_sd2 iclass.
- * elf/s12z.h: Rename R_S12Z_UKNWN_3 to R_S12Z_EXT18.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-21 Alan Modra <amodra@gmail.com>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_ADDR_ZX operand.
- * opcode/ppc.h (struct powerpc_operand): Correct "insert" comment.
- Mention use of "extract" function to provide default value.
- (PPC_OPERAND_OPTIONAL_VALUE): Delete.
- (ppc_optional_operand_value): Rewrite to use extract function.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-18 John Darrington <john@darrington.wattle.id.au>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_Zm3_11_INDEX operand.
- * opcode/s12z.h: New file.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-09 Richard Earnshaw <rearnsha@arm.com>
+ * opcode/aarch64.h (enum aarch64_insn_class): Add sve_size_hsd2 iclass.
- * elf/arm.h: Updated comments for e_flags definitions.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-06 Claudiu Zissulescu <claziss@synopsys.com>
+ * opcode/aarch64.h (enum aarch64_opnd): New SVE_IMM_ROT3 operand.
- * elf/arc.h (Tag_ARC_ATR_version): New tag.
+2019-05-09 Matthew Malcomson <matthew.malcomson@arm.com>
-2018-08-06 Claudiu Zissulescu <claziss@synopsys.com>
+ * opcode/aarch64.h (AARCH64_FEATURE_SVE2
+ AARCH64_FEATURE_SVE2_AES, AARCH64_FEATURE_SVE2_BITPERM,
+ AARCH64_FEATURE_SVE2_SM4, AARCH64_FEATURE_SVE2_SHA3): New
+ feature macros.
- * opcode/arc.h (ARC_OPCODE_ARCV1): Define.
+2019-05-06 Andrew Bennett <andrew.bennett@imgtec.com>
+ Faraz Shahbazker <fshahbazker@wavecomp.com>
-2018-08-01 Richard Earnshaw <rearnsha@arm.com>
+ * opcode/mips.h (ASE_EVA_R6): New macro.
+ (M_LLWPE_AB, M_SCWPE_AB): New enum values.
- Copy over from GCC
- 2018-07-26 Martin Liska <mliska@suse.cz>
+2019-05-01 Sudakshina Das <sudi.das@arm.com>
- PR lto/86548
- * libiberty.h (make_temp_file_with_prefix): New function.
+ * opcode/aarch64.h (AARCH64_FEATURE_TME): New.
+ (enum aarch64_opnd): Add AARCH64_OPND_TME_UIMM16.
-2018-07-30 Jim Wilson <jimw@sifive.com>
+2019-04-26 Andrew Bennett <andrew.bennett@imgtec.com>
+ Faraz Shahbazker <fshahbazker@wavecomp.com>
- * opcode/riscv.h (INSN_TYPE, INSN_BRANCH, INSN_CONDBRANCH, INSN_JSR)
- (INSN_DREF, INSN_DATA_SIZE, INSN_DATA_SIZE_SHIFT, INSN_1_BYTE)
- (INSN_2_BYTE, INSN_4_BYTE, INSN_8_BYTE, INSN_16_BYTE): New.
+ * opcode/mips.h (M_LLWP_AB, M_LLDP_AB): New enum values.
+ (M_SCWP_AB, M_SCDP_AB): Likewise.
-2018-07-30 Andrew Jenner <andrew@codesourcery.com>
+2019-04-25 Maciej W. Rozycki <macro@linux-mips.org>
- * elf/common.h (EM_CSKY, EM_CSKY_OLD): Define.
- * elf/csky.h: New file.
+ * opcode/mips.h: Update comment for MIPS32 CODE20 operand.
-2018-07-27 Chenghua Xu <paul.hua.gm@gmail.com>
- Maciej W. Rozycki <macro@linux-mips.org>
+2019-04-15 Sudakshina Das <sudi.das@arm.com>
- * elf/mips.h (AFL_ASE_MASK): Correct typo.
+ * elf/arm.h (START_RELOC_NUMBERS): New entry for R_ARM_THM_BF12.
-2018-07-26 Alex Chadwick <Alex.Chadwick@cl.cam.ac.uk>
+2019-04-15 Sudakshina Das <sudi.das@arm.com>
- * opcode/ppc.h (PPC_OPCODE_750): Adjust comment.
+ * elf/arm.h (START_RELOC_NUMBERS): New entry for R_ARM_THM_BF18.
-2018-07-26 Alan Modra <amodra@gmail.com>
+2019-04-15 Sudakshina Das <sudi.das@arm.com>
- * elf/ppc64.h: Specify byte offset to local entry for values
- of two to six in STO_PPC64_LOCAL_MASK. Clarify r2 return
- value for such functions when entering via global entry point.
- Specify meaning of a value of one in STO_PPC64_LOCAL_MASK.
+ * elf/arm.h (START_RELOC_NUMBERS): New entry for R_ARM_THM_BF16.
-2018-07-24 Alan Modra <amodra@gmail.com>
+2019-04-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
- PR 23430
- * elf/common.h (SHT_SYMTAB_SHNDX): Fix comment typo.
+ * elf/arm.h (TAG_CPU_ARCH_V8_1M_MAIN): new macro.
+ (MAX_TAG_CPU_ARCH): Set value to above macro.
+ * opcode/arm.h (ARM_EXT2_V8_1M_MAIN): New macro.
+ (ARM_AEXT_V8_1M_MAIN): Likewise.
+ (ARM_AEXT2_V8_1M_MAIN): Likewise.
+ (ARM_ARCH_V8_1M_MAIN): Likewise.
-2018-07-20 Chenghua Xu <paul.hua.gm@gmail.com>
- Maciej W. Rozycki <macro@mips.com>
+2019-04-11 Sudakshina Das <sudi.das@arm.com>
- * elf/mips.h (AFL_ASE_MMI): New macro.
- (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_MMI.
- * opcode/mips.h (ASE_LOONGSON_MMI): New macro.
+ * opcode/aarch64.h (enum aarch64_opnd): Add AARCH64_OPND_Rt_SP.
-2018-07-17 Maciej W. Rozycki <macro@mips.com>
+2019-04-08 H.J. Lu <hongjiu.lu@intel.com>
- * bfdlink.h (bfd_link_hash_entry): Add `rel_from_abs' member.
+ * elf/common.h (GNU_PROPERTY_X86_ISA_1_AVX512_BF16): New.
-201
8-07-06 Alan Modra <amodra@gmail.com>
+201
9-04-07 Alan Modra <amodra@gmail.com>
- * diagnostics.h: Comment on macro usage.
+ Merge from gcc.
+ 2019-04-03 Vineet Gupta <vgupta@synopsys.com>
+ PR89877
+ * longlong.h [__arc__] (add_ssaaaa): Add cc clobber.
+ (sub_ddmmss): Likewise.
-2018-07-05 Simon Marchi <simon.marchi@polymtl.ca>
+2019-04-06 H.J. Lu <hongjiu.lu@intel.com>
- * diagnostics.h (DIAGNOSTIC_IGNORE_DEPRECATED_DECLARATIONS):
- Define for clang.
+ * bfdlink.h (bfd_link_info): Remove x86-specific linker options.
-2018-07-02 Maciej W. Rozycki <macro@mips.com>
+2019-04-01 Andre Vieira <andre.simoesdiasvieira@arm.com>
- PR tdep/8282
- * dis-asm.h (disasm_option_arg_t): New typedef.
- (disasm_options_and_args_t): Likewise.
- (disasm_options_t): Add `arg' member, document members.
- (disassembler_options_mips): New prototype.
- (disassembler_options_arm, disassembler_options_powerpc)
- (disassembler_options_s390): Update prototypes.
+ * opcode/arm.h (FPU_NEON_ARMV8_1): New.
+ (FPU_ARCH_NEON_VFP_ARMV8_1): Use FPU_NEON_ARMV8_1.
+ (FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1): Likewise.
+ (FPU_ARCH_DOTPROD_NEON_VFP_ARMV8): Likewise.
+ (FPU_ARCH_NEON_VFP_ARMV8_2_FP16): New.
+ (FPU_ARCH_NEON_VFP_ARMV8_2_FP16FML): New.
+ (FPU_ARCH_NEON_VFP_ARMV8_4_FP16FML): New.
+ (FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_4): New.
-2018-06-29 Tamar Christina <tamar.christina@arm.com>
+2019-03-28 Alan Modra <amodra@gmail.com>
- PR binutils/23192
- *opcode/aarch64.h (aarch64_opnd): Add AARCH64_OPND_Em16.
+ PR 24390
+ * opcode/ppc.h (PPC_OPERAND_CR_REG): Comment.
-2018-06-26 Alan Modra <amodra@gmail.com>
+2019-03-25 Tamar Christina <tamar.christina@arm.com>
- * elf/internal.h (ELF_SECTION_IN_SEGMENT): Revert last change.
+ * dis-asm.h (struct disassemble_info): Add stop_offset.
-2018-06-24 Nick Clifton <nickc@redhat.com>
-
- 2.31 branch created.
-
-2018-06-21 Alan Hayward <alan.hayward@arm.com>
-
- * elf/internal.h (ELF_SECTION_IN_SEGMENT): Don’t check addresses
- for non SHT_NOBITS.
-
-2018-06-19 Simon Marchi <simon.marchi@ericsson.com>
-
- Sync with GCC
-
- 2018-05-24 Tom Rix <trix@juniper.net>
-
- * dwarf2.def (DW_FORM_strx*, DW_FORM_addrx*): New.
-
- 2017-11-20 Kito Cheng <kito.cheng@gmail.com>
-
- * longlong.h [__riscv] (__umulsidi3): Define.
- [__riscv] (umul_ppmm): Likewise.
- [__riscv] (__muluw3): Likewise.
-
-2018-06-14 Faraz Shahbazker <Faraz.Shahbazker@mips.com>
-
- * elf/mips.h (AFL_ASE_GINV, AFL_ASE_RESERVED1): New macros.
- (AFL_ASE_MASK): Update to include AFL_ASE_GINV.
- * opcode/mips.h: Document "+\" operand format.
- (ASE_GINV): New macro.
-
-2018-06-13 Scott Egerton <scott.egerton@imgtec.com>
- Faraz Shahbazker <Faraz.Shahbazker@mips.com>
-
- * elf/mips.h (AFL_ASE_CRC): New macro.
- (AFL_ASE_MASK): Update to include AFL_ASE_CRC.
- * opcode/mips.h (ASE_CRC): New macro.
- * opcode/mips.h (ASE_CRC64): Likewise.
-
-2018-06-04 Max Filippov <jcmvbkbc@gmail.com>
-
- * elf/xtensa.h (xtensa_read_table_entries)
- (xtensa_compute_fill_extra_space): New declarations.
-
-2018-06-04 H.J. Lu <hongjiu.lu@intel.com>
-
- * diagnostics.h (DIAGNOSTIC_IGNORE_STRINGOP_TRUNCATION): Always
- define for GCC.
-
-2018-06-04 H.J. Lu <hongjiu.lu@intel.com>
-
- * diagnostics.h (DIAGNOSTIC_STRINGIFY_1): New.
- (DIAGNOSTIC_STRINGIFY): Likewise.
- (DIAGNOSTIC_IGNORE): Replace STRINGIFY with DIAGNOSTIC_STRINGIFY.
- (DIAGNOSTIC_IGNORE_SELF_MOVE): Define empty if not defined.
- (DIAGNOSTIC_IGNORE_DEPRECATED_REGISTER): Likewise.
- (DIAGNOSTIC_IGNORE_UNUSED_FUNCTION): Likewise.
- (DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES): Likewise.
- (DIAGNOSTIC_IGNORE_STRINGOP_TRUNCATION): New.
-
-2018-06-01 H.J. Lu <hongjiu.lu@intel.com>
-
- * diagnostics.h: Moved from ../gdb/common/diagnostics.h.
-
-2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
-
- * splay-tree.h (splay_tree_compare_strings,
- splay_tree_delete_pointers): Declare new utility functions.
-
-2018-05-21 Peter Bergner <bergner@vnet.ibm.com.com>
-
- * opcode/ppc.h (PPC_OPERAND_FAKE): Delete macro.
-
-2018-05-18 Kito Cheng <kito.cheng@gmail.com>
-
- * elf/riscv.h (EF_RISCV_RVE): New define.
-
-2018-05-18 John Darrington <john@darrington.wattle.id.au>
-
- * elf/s12z.h: New header.
-
-2018-05-15 Tamar Christina <tamar.christina@arm.com>
-
- PR binutils/21446
- * opcode/aarch64.h (F_SYS_READ, F_SYS_WRITE): New.
-
-2018-05-15 Tamar Christina <tamar.christina@arm.com>
-
- PR binutils/21446
- * opcode/aarch64.h (aarch64_operand_error): Add non_fatal.
- (aarch64_print_operand): Support notes.
-
-2018-05-15 Tamar Christina <tamar.christina@arm.com>
-
- PR binutils/21446
- * opcode/aarch64.h (aarch64_opnd_info): Change sysreg to struct.
- (aarch64_decode_insn): Accept error struct.
-
-2018-05-15 Francois H. Theron <francois.theron@netronome.com>
-
- * opcode/nfp.h: Use uint64_t instead of bfd_vma.
-
-2018-05-10 John Darrington <john@darrington.wattle.id.au>
-
- * elf/common.h (EM_S12Z): New macro.
-
-2018-05-09 Sebastian Rasmussen <sebras@gmail.com>
-
- * mach-o/unwind.h (MACH_O_UNWIND_X86_64_RBP_FRAME_REGISTERS):
- Rename from MACH_O_UNWIND_X86_64_RBP_FRAME_REGSITERS.
- (MACH_O_UNWIND_X86_EBP_FRAME_REGISTERS): Rename from
- MACH_O_UNWIND_X86_EBP_FRAME_REGSITERS.
-
-2018-05-08 Jim Wilson <jimw@sifive.com>
-
- * opcode/riscv-opc.h (MATCH_C_SRLI64, MASK_C_SRLI64): New.
- (MATCH_C_SRAI64, MASK_C_SRAI64): New.
- (MATCH_C_SLLI64, MASK_C_SLLI64): New.
-
-2018-05-07 Peter Bergner <bergner@vnet.ibm.com.com>
+2019-03-13 Sudakshina Das <sudi.das@arm.com>
- * opcode/ppc.h (powerpc_num_opcodes): Change type to unsigned.
- (vle_num_opcodes): Likewise.
- (spe2_num_opcodes): Likewise.
+ * elf/aarch64.h (DT_AARCH64_PAC_PLT): New.
-2018-05-04 Alan Modra <amodra@gmail.com>
+2019-03-13 Sudakshina Das <sudi.das@arm.com>
+ Szabolcs Nagy <szabolcs.nagy@arm.com>
- * ansidecl.h: Import from gcc.
- * coff/internal.h (struct internal_scnhdr): Add ATTRIBUTE_NONSTRING
- to s_name.
- (struct internal_syment): Add ATTRIBUTE_NONSTRING to _n_name.
+ * elf/aarch64.h (DT_AARCH64_BTI_PLT): New.
-2018-04-30 Francois H. Theron <francois.theron@netronome.com>
+2019-03-13 Sudakshina Das <sudi.das@arm.com>
- * dis-asm.h: Added print_nfp_disassembler_options prototype.
- * elf/common.h: Added EM_NFP, officially assigned. See Google Group
- Generic System V Application Binary Interface.
- * elf/nfp.h: New, for NFP support.
- * opcode/nfp.h: New, for NFP support.
+ * elf/common.h (GNU_PROPERTY_AARCH64_FEATURE_1_AND): New.
+ (GNU_PROPERTY_AARCH64_FEATURE_1_BTI): New.
+ (GNU_PROPERTY_AARCH64_FEATURE_1_PAC): New.
-2018-04-25 Christophe Lyon <christophe.lyon@st.com>
- Mickaël Guêné <mickael.guene@st.com>
+2019-02-20 Alan Hayward <alan.hayward@arm.com>
- * elf/arm.h: Add R_ARM_TLS_GD32_FDPIC, R_ARM_TLS_LDM32_FDPIC,
- R_ARM_TLS_IE32_FDPIC.
+ * elf/common.h (NT_ARM_PAC_MASK): Add define.
-2018-04-25 Christophe Lyon <christophe.lyon@st.com>
- Mickaël Guêné <mickael.guene@st.com>
+2019-02-15 Saagar Jha <saagar@saagarjha.com>
- * elf/arm.h (R_ARM_GOTFUNCDESC, R_ARM_GOTOFFFUNCDESC)
- (R_ARM_FUNCDESC)
- (R_ARM_FUNCDESC_VALUE): Define new relocations.
+ * mach-o/loader.h: Use new OS names in comments.
-2018-04-25 Christophe Lyon <christophe.lyon@st.com>
- Mickaël Guêné <mickael.guene@st.com>
+2019-02-11 Philippe Waroquiers <philippe.waroquiers@skynet.be>
- * elf/arm.h (EF_ARM_FDPIC): New.
+ * splay-tree.h (splay_tree_delete_key_fn): Update comment.
+ (splay_tree_delete_value_fn): Likewise.
-2018-04-18 Alan Modra <amodra@gmail.com>
+2019-01-31 Andreas Krebbel <krebbel@linux.ibm.com>
- * coff/mipspe.h: Delete.
+ * opcode/s390.h (enum s390_opcode_cpu_val): Add
+ S390_OPCODE_ARCH13.
-2018-04-18 Alan Modra <amodra@gmail.com>
+2019-01-25 Sudakshina Das <sudi.das@arm.com>
+ Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
- * aout/dynix3.h: Delete.
+ * opcode/aarch64.h (enum aarch64_opnd): Remove
+ AARCH64_OPND_ADDR_SIMPLE_2.
+ (enum aarch64_insn_class): Remove ldstgv_indexed.
-2018-04-17 Andrew Sadek <andrew.sadek.se@gmail.com>
+2019-01-22 Tom Tromey <tom@tromey.com>
- Microblaze Target: PIC data text relative
+ * coff/ecoff.h: Include coff/sym.h.
- * bfdlink.h (Add flag): Add new flag @ 'bfd_link_info' struct.
- * elf/microblaze.h (Add 3 new relocations):
- R_MICROBLAZE_TEXTPCREL_64, R_MICROBLAZE_TEXTREL_64
- and R_MICROBLAZE_TEXTREL_32_LO for relax function.
-
-2018-04-17 Alan Modra <amodra@gmail.com>
-
- * elf/i370.h: Revert removal.
- * elf/i860.h: Likewise.
- * elf/i960.h: Likewise.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/sparc.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * aout/host.h: Remove m68k-aout and m68k-coff support.
- * aout/hp300hpux.h: Delete.
- * coff/apollo.h: Delete.
- * coff/aux-coff.h: Delete.
- * coff/m68k.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * dis-asm.h: Remove sh5 and sh64 support.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/internal.h: Remove w65 support.
- * coff/w65.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/we32k.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/internal.h: Remove m88k support.
- * coff/m88k.h: Delete.
- * opcode/m88k.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * elf/i370.h: Delete.
- * opcode/i370.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/h8500.h: Delete.
- * coff/internal.h: Remove h8500 support.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * coff/h8300.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * ieee.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * aout/host.h: Remove newsos3 support.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * nlm/ChangeLog-9315: Delete.
- * nlm/alpha-ext.h: Delete.
- * nlm/common.h: Delete.
- * nlm/external.h: Delete.
- * nlm/i386-ext.h: Delete.
- * nlm/internal.h: Delete.
- * nlm/ppc-ext.h: Delete.
- * nlm/sparc32-ext.h: Delete.
-
-2018-04-16 Alan Modra <amodra@gmail.com>
-
- * opcode/tahoe.h: Delete.
-
-2018-04-11 Alan Modra <amodra@gmail.com>
-
- * aout/adobe.h: Delete.
- * aout/reloc.h: Delete.
- * coff/i860.h: Delete.
- * coff/i960.h: Delete.
- * elf/i860.h: Delete.
- * elf/i960.h: Delete.
- * opcode/i860.h: Delete.
- * opcode/i960.h: Delete.
- * aout/aout64.h (enum reloc_type): Trim off 29k and other unused values.
- * aout/ar.h (ARMAGB): Remove.
- * coff/internal.h (struct internal_aouthdr, struct internal_scnhdr,
- union internal_auxent): Remove i960 support.
-
-2018-04-09 Alan Modra <amodra@gmail.com>
-
- * elf/ppc.h (R_PPC_PLTSEQ, R_PPC_PLTCALL): Define.
- * elf/ppc64.h (R_PPC64_PLTSEQ, R_PPC64_PLTCALL): Define.
-
-2018-03-28 Renlin Li <renlin.li@arm.com>
-
- PR ld/22970
- * elf/aarch64.h: Add relocation number for
- R_AARCH64_P32_TLSLE_LDST16_TPREL_LO12,
- R_AARCH64_P32_TLSLE_LDST16_TPREL_LO12_NC,
- R_AARCH64_P32_TLSLE_LDST32_TPREL_LO12,
- R_AARCH64_P32_TLSLE_LDST32_TPREL_LO12_NC,
- R_AARCH64_P32_TLSLE_LDST64_TPREL_LO12,
- R_AARCH64_P32_TLSLE_LDST64_TPREL_LO12_NC,
- R_AARCH64_P32_TLSLE_LDST8_TPREL_LO12,
- R_AARCH64_P32_TLSLE_LDST8_TPREL_LO12_NC.
-
-2018-03-28 Nick Clifton <nickc@redhat.com>
-
- PR 22988
- * opcode/aarch64.h (enum aarch64_opnd): Add
- AARCH64_OPND_SVE_ADDR_R.
-
-2018-03-21 H.J. Lu <hongjiu.lu@intel.com>
-
- * elf/common.h (DF_1_KMOD): New.
- (DF_1_WEAKFILTER): Likewise.
- (DF_1_NOCOMMON): Likewise.
-
-2018-03-14 Kito Cheng <kito.cheng@gmail.com>
-
- * opcode/riscv.h (OP_MASK_FUNCT3): New.
- (OP_SH_FUNCT3): Likewise.
- (OP_MASK_FUNCT7): Likewise.
- (OP_SH_FUNCT7): Likewise.
- (OP_MASK_OP2): Likewise.
- (OP_SH_OP2): Likewise.
- (OP_MASK_CFUNCT4): Likewise.
- (OP_SH_CFUNCT4): Likewise.
- (OP_MASK_CFUNCT3): Likewise.
- (OP_SH_CFUNCT3): Likewise.
- (riscv_insn_types): Likewise.
-
-2018-03-13 Nick Clifton <nickc@redhat.com>
-
- PR 22113
- * coff/pe.h (struct pex64_unwind_info): Add a rawUnwindCodesEnd
- field.
-
-2018-03-08 H.J. Lu <hongjiu.lu@intel.com>
+2018-06-24 Nick Clifton <nickc@redhat.com>
- * opcode/i386 (OLDGCC_COMPAT): Removed.
+ 2.32 branch created.
-2018-02-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
+2019-01-16 Kito Cheng <kito@andestech.com>
- * opcode/arm.h (ARM_FEATURE_COPY): Remove macro definition.
+ * elf/riscv.h (SHT_RISCV_ATTRIBUTES): Define.
+ (Tag_RISCV_arch): Likewise.
+ (Tag_RISCV_priv_spec): Likewise.
+ (Tag_RISCV_priv_spec_minor): Likewise.
+ (Tag_RISCV_priv_spec_revision): Likewise.
+ (Tag_RISCV_unaligned_access): Likewise.
+ (Tag_RISCV_stack_align): Likewise.
-2018-02-20 Maciej W. Rozycki <macro@mips.com>
+2019-01-14 Pavel I. Kryukov <kryukov@frtk.ru>
- * opcode/mips.h: Remove `M' operand code.
+ * dis-asm.h: include <string.h>
-2018-02-12 Zebediah Figura <z.figura12@gmail.com>
+2019-01-10 Nick Clifton <nickc@redhat.com>
- * coff/msdos.h: New header.
- * coff/pe.h: Move common defines to msdos.h.
- * coff/powerpc.h: Likewise.
+ * Merge from GCC:
+ 2018-12-22 Jason Merrill <jason@redhat.com>
-2018-01-13 Nick Clifton <nickc@redhat.com>
+ * demangle.h: Remove support for ancient GNU (pre-3.0), Lucid,
+ ARM, HP, and EDG demangling styles.
- 2.30 branch created.
+2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
-2018-01-11 H.J. Lu <hongjiu.lu@intel.com>
+ Merge from GCC:
+ PR other/16615
- PR ld/22393
- * bfdlink.h (bfd_link_info): Add separate_code.
+ * libiberty.h: Mechanically replace "can not" with "cannot".
+ * plugin-api.h: Likewise.
-2018-01-04 Jim Wilson <jimw@sifive.com>
+2018-12-25 Yoshinori Sato <ysato@users.sourceforge.jp>
- * opcode/riscv-opc.h (CSR_SBADADDR): Rename to CSR_STVAL. Rename
- DECLARE_CSR entry. Add alias to map sbadaddr to CSR_STVAL.
- (CSR_MBADADDR): Rename to CSR_MTVAL. Rename DECLARE_CSR entry.
- Add alias to map mbadaddr to CSR_MTVAL.
+ * elf/rx.h (EF_RX_CPU_MASK): Update new bits.
+ (E_FLAG_RX_V3): New RXv3 type.
+ * opcode/rx.h (RX_Size): Add double size.
+ (RX_Operand_Type): Add double FPU registers.
+ (RX_Opcode_ID): Add new instuctions.
-201
8-01-03 Alan Modra <amodra@gmail.com>
+201
9-01-01 Alan Modra <amodra@gmail.com>
Update year range in copyright notice of all files.
-For older changes see ChangeLog-2017
+For older changes see ChangeLog-2018
\f
-Copyright (C) 2018 Free Software Foundation, Inc.
+Copyright (C) 2019 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
projects / deliverable / binutils-gdb.git / blobdiff