[binutils, ARM, 12/16] Scalar Low Overhead loop instructions for Armv8.1-M Mainline

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

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+2019-04-15  Sudakshina Das  <sudi.das@arm.com>
+            Andre Vieira  <andre.simoesdiasvieira@arm.com>
+
+       * config/tc-arm.c (operand_parse_code): Add OP_LR and OP_oLR
+       for the LR operand and optional LR operand.
+       (parse_operands): Add switch cases for OP_LR and OP_oLR for
+       both type checking and value checking.
+       (encode_thumb32_addr_mode): New entries for DLS, WLS and LE.
+       (v8_1_loop_reloc): New helper function for handling labels
+       for the low overhead loop instructions.
+       (do_t_loloop): New function to encode DLS, WLS and LE.
+       (insns): New entries for WLS, DLS and LE.
+       (md_pcrel_from_section): New switch case
+       for BFD_RELOC_ARM_THUMB_LOOP12.
+       (md_appdy_fix): Likewise.
+       (tc_gen_reloc): Likewise.
+       * testsuite/gas/arm/armv8_1-m-tloop.s: New.
+       * testsuite/gas/arm/armv8_1-m-tloop.d: New.
+       * testsuite/gas/arm/armv8_1-m-tloop-bad.s: New.
+       * testsuite/gas/arm/armv8_1-m-tloop-bad.d: New.
+       * testsuite/gas/arm/armv8_1-m-tloop-bad.l: New.
+
+2019-04-15  Sudakshina Das  <sudi.das@arm.com>
+            Andre Vieira  <andre.simoesdiasvieira@arm.com>
+
+       * config/tc-arm.c (T16_32_TAB): New entriy for bfcsel.
+       (do_t_v8_1_branch): New switch case for bfcsel.
+       (toU): Define.
+       (insns): New instruction for bfcsel.
+       (md_pcrel_from_section): New switch case
+       for BFD_RELOC_THUMB_PCREL_BFCSEL.
+       (md_appdy_fix): Likewise
+       (tc_gen_reloc): Likewise.
+       * testsuite/gas/arm/armv8_1-m-bfcsel.d: New.
+       * testsuite/gas/arm/armv8_1-m-bfcsel.s: New.
+
 2019-04-15  Sudakshina Das  <sudi.das@arm.com>
 
        * config/tc-arm.c (md_pcrel_from_section): New switch case for