+2020-03-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ * NEWS: Mention x86 assembler options for CVE-2020-0551.
+
+2020-03-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ * testsuite/gas/i386/i386.exp: Run new tests.
+ * testsuite/gas/i386/lfence-byte.d: New file.
+ * testsuite/gas/i386/lfence-byte.e: Likewise.
+ * testsuite/gas/i386/lfence-byte.s: Likewise.
+ * testsuite/gas/i386/lfence-indbr-a.d: Likewise.
+ * testsuite/gas/i386/lfence-indbr-b.d: Likewise.
+ * testsuite/gas/i386/lfence-indbr-c.d: Likewise.
+ * testsuite/gas/i386/lfence-indbr.e: Likewise.
+ * testsuite/gas/i386/lfence-indbr.s: Likewise.
+ * testsuite/gas/i386/lfence-load.d: Likewise.
+ * testsuite/gas/i386/lfence-load.s: Likewise.
+ * testsuite/gas/i386/lfence-ret-a.d: Likewise.
+ * testsuite/gas/i386/lfence-ret-b.d: Likewise.
+ * testsuite/gas/i386/lfence-ret.s: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-byte.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-byte.e: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-byte.s: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-indbr-a.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-indbr-b.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-indbr-c.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-indbr.e: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-indbr.s: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-load.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-load.s: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-ret-a.d: Likewise.
+ * testsuite/gas/i386/x86-64-lfence-ret-b.d: Likewise.
+
+2020-03-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/tc-i386.c (lfence_after_load): New.
+ (lfence_before_indirect_branch_kind): New.
+ (lfence_before_indirect_branch): New.
+ (lfence_before_ret_kind): New.
+ (lfence_before_ret): New.
+ (last_insn): New.
+ (load_insn_p): New.
+ (insert_lfence_after): New.
+ (insert_lfence_before): New.
+ (md_assemble): Call insert_lfence_before and insert_lfence_after.
+ Set last_insn.
+ (OPTION_MLFENCE_AFTER_LOAD): New.
+ (OPTION_MLFENCE_BEFORE_INDIRECT_BRANCH): New.
+ (OPTION_MLFENCE_BEFORE_RET): New.
+ (md_longopts): Add -mlfence-after-load=,
+ -mlfence-before-indirect-branch= and -mlfence-before-ret=.
+ (md_parse_option): Handle -mlfence-after-load=,
+ -mlfence-before-indirect-branch= and -mlfence-before-ret=.
+ (md_show_usage): Display -mlfence-after-load=,
+ -mlfence-before-indirect-branch= and -mlfence-before-ret=.
+ (i386_cons_align): New.
+ * config/tc-i386.h (i386_cons_align): New.
+ (md_cons_align): New.
+ * doc/c-i386.texi: Document -mlfence-after-load=,
+ -mlfence-before-indirect-branch= and -mlfence-before-ret=.
+
+2020-03-11 Nick Clifton <nickc@redhat.com>
+
+ PR 25611
+ PR 25614
+ * dwarf2dbg.c (DWARF2_FILE_TIME_NAME): Default to -1.
+ (DWARF2_FILE_SIZE_NAME): Default to -1.
+ (DWARF2_LINE_VERSION): Default to the current dwarf level or 3,
+ whichever is higher.
+ (DWARF2_LINE_MAX_OPS_PER_INSN): Provide a default value of 1.
+ (NUM_MD5_BYTES): Define.
+ (struct file entry): Add md5 field.
+ (get_filenum): Delete and replace with...
+ (get_basename): New function.
+ (get_directory_table_entry): New function.
+ (allocate_filenum): New function.
+ (allocate_filename_to_slot): New function.
+ (dwarf2_where): Use new functions.
+ (dwarf2_directive_filename): Add support for extended .file
+ pseudo-op.
+ (dwarf2_directive_loc): Allow the use of file number zero with
+ DWARF 5 or higher.
+ (out_file_list): Rename to...
+ (out_dir_and_file_list): Add DWARF 5 support.
+ (out_debug_line): Emit extra values into the section header for
+ DWARF 5.
+ (out_debug_str): Allow for file 0 to be used with DWARF 5.
+ * doc/as.texi (.file): Update the description of this pseudo-op.
+ * testsuite/gas/elf-dwarf-5-file0.s: Add more lines.
+ * testsuite/gas/elf-dwarf-5-file0.d: Update expected dump output.
+ * testsuite/gas/lns/lns-diag-1.l: Update expected error message.
+ * NEWS: Mention the new feature.
+
2020-03-10 Alan Modra <amodra@gmail.com>
* config/tc-csky.c (get_operand_value): Rewrite 1 << 31 expressions