Add support for ARC instruction relaxation in the assembler.

[deliverable/binutils-gdb.git] / gas / ChangeLog

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 34c301dcd407ef72a92ee34bd7163abd3cb737a4..1d6a1789252830172f938abfd738cc5af9687de8 100644 (file)
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@@ -1,3 +1,45 @@
+2016-02-10  Claudiu Zissulescu  <claziss@synopsys.com>
+           Janek van Oirschot <jvanoirs@synopsys.com>
+
+       * config/tc-arc.h (TC_FRAG_TYPE, TC_PCREL_ADJUST, MAX_INSN_ARGS)
+       (MAX_INSN_FLGS, MAX_FLAG_NAME_LENGHT, TC_GENERIC_RELAX_TABLE):
+       Define.
+       (arc_flags, arc_relax_type): New structure.
+       * config/tc-arc.c (FRAG_MAX_GROWTH, RELAX_TABLE_ENTRY)
+       (RELAX_TABLE_ENTRY_MAX): New define.
+       (relaxation_state, md_relax_table, arc_relaxable_insns)
+       (arc_num_relaxable_ins): New variable.
+       (rlx_operand_type, arc_rlx_types): New enums.
+       (arc_relaxable_ins): New structure.
+       (OPTION_RELAX): New option.
+       (arc_insn): New relax member.
+       (arc_flags): Remove.
+       (relax_insn_p): New function.
+       (apply_fixups): Likewise.
+       (relaxable_operand): Likewise.
+       (may_relax_expr): Likewise.
+       (relaxable_flag): Likewise.
+       (arc_pcrel_adjust): Likewise.
+       (md_estimate_size_before_relax): Implement.
+       (md_convert_frag): Likewise.
+       (md_parse_option): Handle new mrelax option.
+       (md_show_usage): Likewise.
+       (assemble_insn): Set relax member.
+       (emit_insn0): New function.
+       (emit_insn1): Likewise.
+       (emit_insn): Handle relaxation case.
+       * NEWS: Mention the new relaxation option.
+       * doc/c-arc.texi (ARC Options): Document new mrelax option.
+       * doc/as.texinfo (Target ARC Options): Likewise.
+       * testsuite/gas/arc/relax-avoid1.d: New file.
+       * testsuite/gas/arc/relax-avoid1.s: Likewise.
+       * testsuite/gas/arc/relax-avoid2.d: Likewise.
+       * testsuite/gas/arc/relax-avoid2.s: Likewise.
+       * testsuite/gas/arc/relax-avoid3.d: Likewise.
+       * testsuite/gas/arc/relax-avoid3.s: Likewise.
+       * testsuite/gas/arc/relax-b.d: Likewise.
+       * testsuite/gas/arc/relax-b.s: Likewise.
+
 2016-02-08  Nick Clifton  <nickc@redhat.com>
 
        * config/tc-ia64.c (dot_prologue): Fix formatting.