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Add support for arc/nps400 cmem instructions, these load and store
instructions are hard-wired to access "0x57f00000 + 16-bit-offset".
Supporting this relocation required some additions to the arc relocation
handling in the bfd library, as well as the standard changes required to
add a new relocation type.
There's a test of the new instructions in the assembler, and a test of
the relocation in the linker.
bfd/ChangeLog:
* reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elf32-arc.c: Add 'opcode/arc.h' include.
(struct arc_relocation_data): Add symbol_name.
(arc_special_overflow_checks): New function.
(arc_do_relocation): Use arc_special_overflow_checks, reindent as
required, add an extra comment.
(elf_arc_relocate_section): Setup symbol_name in reloc_data.
gas/ChangeLog:
* testsuite/gas/arc/nps400-3.d: New file.
* testsuite/gas/arc/nps400-3.s: New file.
include/ChangeLog:
* elf/arc-reloc.def: Add ARC_NPS_CMEM16 reloc.
* opcode/arc.h (NPS_CMEM_HIGH_VALUE): Define.
ld/ChangeLog:
* testsuite/ld-arc/arc.exp: New file.
* testsuite/ld-arc/nps-1.s: New file.
* testsuite/ld-arc/nps-1a.d: New file.
* testsuite/ld-arc/nps-1b.d: New file.
* testsuite/ld-arc/nps-1b.err: New file.
opcodes/ChangeLog:
* arc-nps400-tbl.h: Add xldb, xldw, xld, xstb, xstw, and xst
instructions.
* arc-opc.c (insert_nps_cmem_uimm16): New function.
(extract_nps_cmem_uimm16): New function.
(arc_operands): Add NPS_XLDST_UIMM16 operand.
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Move the logic that calculates the instruction length out to a new
function. Restructure the code to make it simpler.
opcodes/ChangeLog:
* arc-dis.c (arc_insn_length): New function.
(print_insn_arc): Use arc_insn_length, change insnLen to unsigned.
(find_format): Change insnLen parameter to unsigned.
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PR target/19937
opcode * v850-opc.c (v850_opcodes): Correct masks for long versions of
the LD.B and LD.BU instructions.
gas * testsuite/gas/v850/pr19937.s: New test.
* testsuite/gas/v850/pr19937.d: New test control file.
* testsuite/gas/v850/basic.exp: Run the new test.
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gas/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* testsuite/gas/arc/textauxregister.d: New file.
* testsuite/gas/arc/textauxregister.s: Likewise.
* testsuite/gas/arc/textcondcode.d: Likewise.
* testsuite/gas/arc/textcondcode.s: Likewise.
* testsuite/gas/arc/textcoreregister.d: Likewise.
* testsuite/gas/arc/textcoreregister.s: Likewise.
* testsuite/gas/arc/textpseudoop.d: Likewise.
* testsuite/gas/arc/textpseudoop.s: Likewise.
* testsuite/gas/arc/ld2.d: Update test.
* testsuite/gas/arc/st.d: Likewise.
* testsuite/gas/arc/taux.d: Likewise.
* doc/c-arc.texi (ARC Directives): Add .extCondCode,
.extCoreRegister and .extAuxRegister documentation.
* config/tc-arc.c (arc_extcorereg): New function.
(md_pseudo_table): Add .extCondCode, .extCoreRegister and
.extAuxRegister pseudo-ops.
(extRegister_t): New type.
(ext_condcode, arc_aux_hash): New global variable.
(find_opcode_match): Check for extensions.
(preprocess_operands): Likewise.
(md_begin): Add aux registers in a hash.
(assemble_insn): Update use arc_flags member.
(tokenize_extregister): New function.
(create_extcore_section): Likewise.
* config/tc-arc.h (MAX_FLAG_NAME_LENGHT): Increase to 10.
(arc_flags): Delete code, add flgp.
include/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* opcode/arc.h (flag_class_t): Update.
(ARC_OPCODE_NONE): Define.
(ARC_OPCODE_ARCALL): Likewise.
(ARC_OPCODE_ARCFPX): Likewise.
(ARC_REGISTER_READONLY): Likewise.
(ARC_REGISTER_WRITEONLY): Likewise.
(ARC_REGISTER_NOSHORT_CUT): Likewise.
(arc_aux_reg): Add cpu.
opcodes/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* arc-dis.c (find_format): Check for extension flags.
(print_flags): New function.
(print_insn_arc): Update for .extCondCode, .extCoreRegister and
.extAuxRegister.
* arc-ext.c (arcExtMap_coreRegName): Use
LAST_EXTENSION_CORE_REGISTER.
(arcExtMap_coreReadWrite): Likewise.
(dump_ARC_extmap): Update printing.
* arc-opc.c (arc_flag_classes): Add F_CLASS_EXTEND flag.
(arc_aux_regs): Add cpu field.
* arc-regs.h: Add cpu field, lower case name aux registers.
Signed-off-by: Claudiu Zissulescu <claziss@synopsys.com>
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gas/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* testsuite/gas/arc/noargs_a7.d: New file.
* testsuite/gas/arc/noargs_a7.s: Likewise.
* testsuite/gas/arc/noargs_hs.d: Likewise.
* testsuite/gas/arc/noargs_hs.s: Likewise.
opcode/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* arc-tbl.h: Add rtsc, sleep with no arguments.
Signed-off-by: Claudiu Zissulescu <claziss@synopsys.com>
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gas/
2016-04-04 Claudiu Zissulescu <claziss@synopsys.com>
* testsuite/gas/arc/textinsn-errors.d: New File.
* testsuite/gas/arc/textinsn-errors.err: Likewise.
* testsuite/gas/arc/textinsn-errors.s: Likewise.
* testsuite/gas/arc/textinsn2op.d: Likewise.
* testsuite/gas/arc/textinsn2op.s: Likewise.
* testsuite/gas/arc/textinsn2op01.d: Likewise.
* testsuite/gas/arc/textinsn2op01.s: Likewise.
* testsuite/gas/arc/textinsn3op.d: Likewise.
* testsuite/gas/arc/textinsn3op.s: Likewise.
* doc/c-arc.texi (ARC Directives): Add .extInstruction
documentation.
* config/tc-arc.c (arcext_section): New variable.
(arc_extinsn): New function.
(md_pseudo_table): Add .extInstruction pseudo op.
(attributes_t): New type.
(suffixclass, syntaxclass, syntaxclassmod): New constant
structures.
(find_opcode_match): Remove arc_num_opcodes.
(md_begin): Likewise.
(tokenize_extinsn): New function.
(arc_set_ext_seg): Likewise.
(create_extinst_section): Likewise.
include/
2016-04-04 Claudiu Zissulescu <claziss@synopsys.com>
* opcode/arc.h (arc_num_opcodes): Remove.
(ARC_SYNTAX_3OP, ARC_SYNTAX_2OP, ARC_OP1_MUST_BE_IMM)
(ARC_OP1_IMM_IMPLIED, ARC_SUFFIX_NONE, ARC_SUFFIX_COND)
(ARC_SUFFIX_FLAG): Define.
(flags_none, flags_f, flags_cc, flags_ccf): Declare.
(arg_none, arg_32bit_rarbrc, arg_32bit_zarbrc, arg_32bit_rbrbrc)
(arg_32bit_rarbu6, arg_32bit_zarbu6, arg_32bit_rbrbu6)
(arg_32bit_rbrbs12, arg_32bit_ralimmrc, arg_32bit_rarblimm)
(arg_32bit_zalimmrc, arg_32bit_zarblimm, arg_32bit_rbrblimm)
(arg_32bit_ralimmu6, arg_32bit_zalimmu6, arg_32bit_zalimms12)
(arg_32bit_ralimmlimm, arg_32bit_zalimmlimm, arg_32bit_rbrc)
(arg_32bit_zarc, arg_32bit_rbu6, arg_32bit_zau6, arg_32bit_rblimm)
(arg_32bit_zalimm, arg_32bit_limmrc, arg_32bit_limmu6)
(arg_32bit_limms12, arg_32bit_limmlimm): Likewise.
opcodes/
2016-04-04 Claudiu Zissulescu <claziss@synopsys.com>
* arc-opc.c (flags_none, flags_f, flags_cc, flags_ccf):
Initialize.
(arg_none, arg_32bit_rarbrc, arg_32bit_zarbrc, arg_32bit_rbrbrc)
(arg_32bit_rarbu6, arg_32bit_zarbu6, arg_32bit_rbrbu6)
(arg_32bit_rbrbs12, arg_32bit_ralimmrc, arg_32bit_rarblimm)
(arg_32bit_zalimmrc, arg_32bit_zarblimm, arg_32bit_rbrblimm)
(arg_32bit_ralimmu6, arg_32bit_zalimmu6, arg_32bit_zalimms12)
(arg_32bit_ralimmlimm, arg_32bit_zalimmlimm, arg_32bit_rbrc)
(arg_32bit_zarc, arg_32bit_rbu6, arg_32bit_zau6, arg_32bit_rblimm)
(arg_32bit_zalimm, arg_32bit_limmrc, arg_32bit_limmu6)
(arg_32bit_limms12, arg_32bit_limmlimm): Likewise.
(arc_opcode arc_opcodes): Null terminate the array.
(arc_num_opcodes): Remove.
* arc-ext.h (INSERT_XOP): Define.
(extInstruction_t): Likewise.
(arcExtMap_instName): Delete.
(arcExtMap_insn): New function.
(arcExtMap_genOpcode): Likewise.
* arc-ext.c (ExtInstruction): Remove.
(create_map): Zero initialize instruction fields.
(arcExtMap_instName): Remove.
(arcExtMap_insn): New function.
(dump_ARC_extmap): More info while debuging.
(arcExtMap_genOpcode): New function.
* arc-dis.c (find_format): New function.
(print_insn_arc): Use find_format.
(arc_get_disassembler): Enable dump_ARC_extmap only when
debugging.
Signed-off-by: Claudiu Zissulescu <claziss@synopsys.com>
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Correct the disassembly of hardware don't cares in MIPS16 extended
instructions. Rather than e.g.:
0: f008 0231 addiu v0,sp,16433
4: f520 3260 sll v0,v1,-12
print:
0: f008 0231 addiu v0,sp,16401
4: f520 3260 sll v0,v1,20
respectively instead.
opcodes/
* mips-dis.c (print_mips16_insn_arg): Mask unused extended
instruction bits out.
binutils/
* testsuite/binutils-all/mips/mips16-undecoded.d: New test.
* testsuite/binutils-all/mips/mips16-undecoded.s: New test
source.
* testsuite/binutils-all/mips/mips.exp: Run the new test.
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Add some new control instructions to the opcodes library, and a new test
for these new instructions to the assembler. The new instructions use
an instruction flag longer than any seen before (on arc), and so the max
flag length is extended to accommodate this.
gas/ChangeLog:
* config/tc-arc.h (MAX_FLAG_NAME_LENGTH): Increase to 7.
* testsuite/gas/arc/nps400-2.d: New file.
* testsuite/gas/arc/nps400-2.s: New file.
opcodes/ChangeLog:
* arc-nps400-tbl.h: Add schd, sync, and hwschd instructions.
* arc-opc.c (arc_flag_operands): Add new flags.
(arc_flag_classes): Add new classes.
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This commit completes support for having multiple instructions with the
same mnemonic in non-contiguous blocks within the arc_opcodes table.
The commit adds an iterator mechanism for the arc_opcode_hash_entry
structure, which is then used in find_opcode_match to consider all
arc_opcode entries with the same mnemonic, even when these instructions
are stored in non-contiguous blocks.
I extend the comment on the arc_opcodes table to discuss how entries
within the table are organised, and to mention how instructions can be
split into multiple groups if needed, but that the table is still
searched in table order.
There should be no user visible changes after this commit.
gas/ChangeLog:
* config/tc-arc.c (struct arc_opcode_hash_entry_iterator): New
structure.
(arc_opcode_hash_entry_iterator_init): New function.
(arc_opcode_hash_entry_iterator_next): New function.
(find_opcode_match): Iterate over all arc_opcode entries
referenced by the arc_opcode_hash_entry passed in as a parameter.
opcodes/ChangeLog:
* arc-opc.c (arc_opcodes): Extend comment to discus table layout.
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Adds the movbi, decode1, fbset, fbclear, encode0, encode1, rflt, crc16,
and crc32 instructions for the nps400 arc machine type.
gas/ChangeLog:
* testsuite/gas/arc/nps400-1.d: Update expected results.
* testsuite/gas/arc/nps400-1.s: Additional test cases.
opcodes/ChangeLog:
* arc-nps400-tbl.h: Add movbi, decode1, fbset, fbclear, encode0,
encode1, rflt, crc16, and crc32 instructions.
* arc-opc.c (arc_flag_operands): Add F_NPS_R.
(arc_flag_classes): Add C_NPS_R.
(insert_nps_bitop_size_2b): New function.
(extract_nps_bitop_size_2b): Likewise.
(insert_nps_bitop_uimm8): Likewise.
(extract_nps_bitop_uimm8): Likewise.
(arc_operands): Add new operand entries.
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opcodes/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* arc-regs.h: Add a new subclass field. Add double assist
accumulator register values.
* arc-tbl.h: Use DPA subclass to mark the double assist
instructions. Use DPX/SPX subclas to mark the FPX instructions.
* arc-opc.c (RSP): Define instead of SP.
(arc_aux_regs): Add the subclass field.
include/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* opcode/arc.h (DPA, DPX, SPX): New subclass enums.
(ARC_FPUDA): Define.
(arc_aux_reg): Add new field.
gas/
2016-04-05 Claudiu Zissulescu <claziss@synopsys.com>
* config/tc-arc.c (is_code_density_p): Compare directly the
subclass field.
(is_spfp_p, is_dpfp_p, is_spfp_p): Define.
(check_cpu_feature): New function.
(find_opcode_match): Use check_cpu_feature function.
(preprocess_operands): Likewise.
(md_parse_option): Use mfpuda, mdpfp, mspfp options.
* testsuite/gas/arc/tdpfp.d: New file.
* testsuite/gas/arc/tfpuda.d: Likewise.
* testsuite/gas/arc/tfpx.s: Likewise.
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gas/
* config/tc-arm.c (do_neon_mac_maybe_scalar): Allow F16.
* testsuite/gas/arm/armv8-2-fp16-simd.s: New tests.
* testsuite/gas/arm/armv8-2-fp16-simd.d: New expected results.
* testsuite/gas/arm/armv8-2-fp16-simd-thum.d: Likewise for Thumb.
* testsuite/gas/arm/armv8-2-fp16-simd-warning.l: New warning results.
* testsuite/gas/arm/simd_by_scalar_low_regbank.s: New test source.
* testsuite/gas/arm/simd_by_scalar_low_regbank.d: New testcase.
* testsuite/gas/arm/simd_by_scalar_low_regbank_thumb.d: Likewise for Thumb.
* testsuite/gas/arm/simd_by_scalar_low_regbank.l: New warning results.
opcodes/
* arm-dis.c: Support FP16 vmul, vmla, vmls (by scalar).
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Previous commit had wrong date on ChangeLog entry. Fixed.
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Some operands accidentally had the ARC_OPERAND_NCHK flag (due to copy &
paste mistake), meaning the operand value was skipping the overflow
check before being inserted. This commit removes the unwanted flags.
opcodes/ChangeLog:
* arc-opc.c (arc_operands): Fix operand flags for NPS_R_DST, and
NPS_R_SRC1.
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We add a new AC_SUBST to warning.m4 so that the test if the warning is
supported is centralized, but the warning can be enabled per directory.
binutils/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
gprof/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
ld/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
opcodes/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
bfd/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
* warning.m4: Add WARN_WRITE_STRINGS AC_SUBST.
gold/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* configure: Regenerate.
gas/ChangeLog:
2016-03-31 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
* Makefile.am: Add WARN_WRITE_STRINGS to WARN_CFLAGS.
* Makefile.in: Regenerate.
* configure: Likewise.
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Add a new comment, and clean up some whitespace issues in the
instruction table.
opcode/ChangeLog:
* arc-nps400-tbl.h: Add a header comment, and fix some whitespace
issues. No functional changes.
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opcodes/
2016-03-30 Claudiu Zissulescu <claziss@synopsys.com>
* arc-regs.h (IC_RAM_ADDRESS, IC_TAG, IC_WP, IC_DATA, CONTROL0)
(AX2, AY2, MX2, MY2, AY0, AY1, DC_RAM_ADDR, DC_TAG, CONTROL1)
(RTT): Remove duplicate.
(LCDINSTR, LCDDATA, LCDSTAT, CC_*, PCT_COUNT*, PCT_SNAP*)
(PCT_CONFIG*): Remove.
(D1L, D1H, D2H, D2L): Define.
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opcodes/
2016-03-29 Claudiu Zissulescu <claziss@synopsys.com>
* arc-ext-tbl.h (dsp_fp_i2flt): Fix typo.
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gas/
2016-03-29 Claudiu Zissulescu <claziss@synopsys.com>
* testsuite/gas/arc/ext2op.d: New file.
* testsuite/gas/arc/ext2op.s: Likewise.
* testsuite/gas/arc/ext3op.d: Likewise.
* testsuite/gas/arc/ext3op.s: Likewise.
opcodes/
2016-03-29 Claudiu Zissulescu <claziss@synopsys.com>
* arc-tbl.h (invld07): Remove.
* arc-ext-tbl.h: New file.
* arc-dis.c (FIELDA, FIELDB, FIELDC): Remove.
* arc-opc.c (arc_opcodes): Add ext-tbl include.
include/
2016-03-29 Claudiu Zissulescu <claziss@synopsys.com>
* opcode/arc.h (insn_subclass_t): Add QUARKSE subclass.
(FIELDA, FIELDB, FIELDC, FIELDF, FIELDQ, INSN3OP, INSN2OP)
(INSN2OP, INSN3OP_ABC, INSN3OP_ALC, INSN3OP_ABL, INSN3OP_ALL)
(INSN3OP_0BC, INSN3OP_0LC, INSN3OP_0BL, INSN3OP_0LL, INSN3OP_ABU)
(INSN3OP_ALU, INSN3OP_0BU, INSN3OP_0LU, INSN3OP_BBS, INSN3OP_0LS)
(INSN3OP_CBBC, INSN3OP_CBBL, INSN3OP_C0LC, INSN3OP_C0LL)
(INSN3OP_CBBU, INSN3OP_C0LU, MINSN3OP_ABC, MINSN3OP_ALC)
(MINSN3OP_ABL, MINSN3OP_ALL, MINSN3OP_0BC, MINSN3OP_0LC)
(MINSN3OP_0BL, MINSN3OP_0LL, MINSN3OP_ABU, MINSN3OP_ALU)
(MINSN3OP_0BU, MINSN3OP_0LU, MINSN3OP_BBS, MINSN3OP_0LS)
(MINSN3OP_CBBC, MINSN3OP_CBBL, MINSN3OP_C0LC, MINSN3OP_C0LL)
(MINSN3OP_CBBU, MINSN3OP_C0LU, INSN2OP_BC, INSN2OP_BL, INSN2OP_0C)
(INSN2OP_0L INSN2OP_BU, INSN2OP_0U, MINSN2OP_BC, MINSN2OP_BL)
(MINSN2OP_0C, MINSN2OP_0L, MINSN2OP_BU, MINSN2OP_0U): Define.
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opcodes Fix -Wstack-usage warnings.
* aarch64-dis.c (print_operands): Substitute size.
* aarch64-opc.c (print_register_offset_address): Substitute tblen.
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This patch changes the location of several variants of the `wr'
instruction in sparc_opcodes. This is to get the assembler to emit the
right diagnostics when an invalid %asrN register is used in an
instruction.
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sufficiently recent version of gcc.
bfd * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
sufficiently recent version of GCC.
* configure: Regenerate.
others * configure: Regenerate.
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Adds the first few nps400 instructions.
gas/ChangeLog:
* testsuite/gas/arc/nps400-0.d: New file.
* testsuite/gas/arc/nps400-0.s: New file.
* testsuite/gas/arc/nps400-1.d: New file.
* testsuite/gas/arc/nps400-1.s: New file.
include/ChangeLog:
* opcodes/arc.h (insn_class_t): Add BITOP type.
opcodes/ChangeLog:
* arc-nps400-tbl.h: New file.
* arc-opc.c: Add top level comment.
(insert_nps_3bit_dst): New function.
(extract_nps_3bit_dst): New function.
(insert_nps_3bit_src2): New function.
(extract_nps_3bit_src2): New function.
(insert_nps_bitop_size): New function.
(extract_nps_bitop_size): New function.
(arc_flag_operands): Add nps400 entries.
(arc_flag_classes): Add nps400 entries.
(arc_operands): Add nps400 entries.
(arc_opcodes): Add nps400 include.
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When parsing the operand instruction flags we don't currently detect the
case where multiple flags are provided from the same class set, these
will be accepted and the bit values merged together, resulting in the
wrong instruction being assembled. For example:
adc.n.eq r0,r0,r2
Will assemble without error, yet, upon disassembly, the instruction will
actually be:
adc.c r0,r0,r2
In a later commit the concept of required flags will be introduced.
Required flags are just like normal instruction flags, except that they
must be present for the instruction to match. Adding this will allow
for simpler instructions in the instruction table, and allow for more
sharing of operand extraction and insertion functions.
To solve both of the above issues (multiple flags being invalid, and
required flags), this commit reworks the flag class mechanism.
Currently the flag class is never used. Each instruction can reference
multiple flag classes, each flag class has a class type and a set of
flags. However, at present, the class type is never used. The current
values identify the type of instruction that the flag will be used in,
but this is not required information.
Instead, this commit discards the old flag classes, and introduces 3 new
classes. The first F_CLASS_NONE, is just a NULL marker value, and is
only used in the NULL marker flag class. The other two flag classes are
F_FLAG_OPTIONAL, and F_FLAG_REQUIRED.
The class F_FLAG_OPTIONAL has the property that at most one of the flags
in the flag set for that class must be present in the instruction. The
"at most" one means that no flags being present is fine.
The class F_FLAG_REQUIRED is not currently used, but will be soon. With
this class, exactly one of the flags from this class must be present in
the instruction. If the flag class contains a single flag, then of
course that flag must be present. However, if the flag class contained
two or more, then one, and only one of them must be present.
gas/ChangeLog:
* config/tc-arc.c (find_opcode_match): Move lnflg, and i
declarations to start of block. Reset code on all flags before
attempting to match them. Handle multiple hits on the same flag.
Handle flag class.
* testsuite/gas/arc/asm-errors.d: New file.
* testsuite/gas/arc/asm-errors.err: New file.
* testsuite/gas/arc/asm-errors.s: New file.
include/ChangeLog:
* opcode/arc.h (flag_class_t): Remove all old flag classes, add 3
new classes instead.
opcodes/ChangeLog:
* arc-opc.c (arc_flag_classes): Convert all flag classes to use
the new class enum values.
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This commit introduces the nps400 machine type as a variant of arc.
There's a new flag in the assembler to select this machine type. All
other changes are just adding handling of the new machine type into the
relevant places.
The nps400 is an arc700 variant with some vendor specific instructions
added into the instruction set. This commit does not add any of the new
instructions, this is just laying the groundwork for future commits.
However, in preparation for these new instructions a new opcode define for
nps400 has been added to include/opcode/arc.h, this new opcode define is
used in the assembler and disassembler along with the existing define
for arc700 such that when assembling and disassembling for nps400 the
user will have access to all arc700 instructions and all the nps400
vendor extension instructions.
bfd/ChangeLog:
* archures.c (bfd_mach_arc_nps400): Define.
* bfd-in2.h: Regenerate.
* cpu-arc.c (arch_info_struct): New entry for nps400, renumber
some existing entries to make space.
* elf32-arc.c (arc_elf_object_p): Add nps400 case.
(arc_elf_final_write_processing): Likewise.
binutils/ChangeLog:
* readelf.c (decode_ARC_machine_flags): Handle nps400.
gas/ChangeLog:
* config/tc-arc.c (cpu_types): Add nps400 entry.
(check_zol): Handle nps400.
include/ChangeLog:
* elf/arc.h (E_ARC_MACH_NPS400): Define.
* opcode/arc.h (ARC_OPCODE_NPS400): Define.
opcodes/ChangeLog:
* arc-dis.c (print_insn_arc): Handle nps400.
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This commit restructures the selection of the default cpu/mach so that
the choice is made from md_begin (if the user has not provided a command
line choice). This will reduce the amount of change needed in a later
patch.
At the request of Synopsys, the default architecture changes to ARC700
from this commit, previously the default was a non-existent
super-architecture that contained all instructions from all arc
variants. There's some clean up associated with removing the default
merged architecture, and a small test fix now that the default is
ARC700.
binutils/ChangeLog:
* testsuite/binutils-all/objdump.exp (cpus_expected): Add ARC700
to the architecture list.
gas/ChangeLog:
* config/tc-arc.c (arc_target): Delay initialisation until
arc_select_cpu.
(arc_target_name): Likewise.
(arc_features): Likewise.
(arc_mach_type): Likewise.
(cpu_types): Remove "all" entry.
(arc_select_cpu): New function, most of the content is from...
(md_parse_option): ... here. Call new arc_select_cpu.
(md_begin): Call arc_select_cpu if needed, default is now arc700.
include/ChangeLog:
* opcode/arc.h (ARC_OPCODE_BASE): Delete.
opcodes/ChangeLog:
* arc-opc.c (BASE): Delete.
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bfd * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
* configure: Regenerate.
* elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
alloca with call to xmalloc.
* elf32-nds32.c: Likewise.
* elf64-hppa.c: Likewise.
* elfxx-mips.c: Likewise.
* pef.c: Likewise.
* pei-x86_64.c: Likewise.
* som.c: Likewise.
* xsym.c: Likewise.
binutils * dlltool.c: Replace use of alloca with call to xmalloc.
* dllwrap.c: Likewise.
* nlmconv.c: Likewise.
* objdump.c: Likewise.
* resrc.c: Likewise.
* winduni.c: Likewise.
* configure: Regenerate.
gas * atof-generic.c: Replace use of alloca with call to xmalloc.
* cgen.c: Likewise.
* dwarf2dbg.c: Likewise.
* macro.c: Likewise.
* remap.c: Likewise.
* stabs.c: Likewise.
* symbols.c: Likewise.
* config/obj-elf.c: Likewise.
* config/tc-aarch64.c: Likewise.
* config/tc-arc.c: Likewise.
* config/tc-arm.c: Likewise.
* config/tc-avr.c: Likewise.
* config/tc-ia64.c: Likewise.
* config/tc-mips.c: Likewise.
* config/tc-msp430.c: Likewise.
* config/tc-nds32.c: Likewise.
* config/tc-ppc.c: Likewise.
* config/tc-sh.c: Likewise.
* config/tc-tic30.c: Likewise.
* config/tc-tic54x.c: Likewise.
* config/tc-xstormy16.c: Likewise.
* config/te-vms.c: Likewise.
* configure: Regenerate.
ld * emultempl/msp430.em: Replace use of alloca with call to xmalloc.
* plugin.c: Likewise.
* pe-dll.c: Likewise.
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PR target/19721
opcodes * aarch64-tbl.h (aarch64_opcode_table): Fix type of second operand
of MOV insn that aliases an ORR insn.
gas * testsuite/gas/aarch64/pr19721.s: New test source file.
* testsuite/gas/aarch64/pr19721.d: New test driver file.
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gas/
* config/tc-arm.c (N_S_32): New.
(N_F_16_32): Likewise.
(N_SUF_32): Support N_F16.
(N_IF_32): Likewise.
(neon_dyadic_misc): Likewise.
(do_neon_cmp): Likewise.
(do_neon_cmp_inv): Likewise.
(do_neon_mul): Likewise.
(do_neon_fcmp_absolute): Likewise.
(do_neon_step): Likewise.
(do_neon_abs_neg): Likewise.
(CVT_FLAVOR_VAR): Likewise.
(do_neon_cvt_1): Likewise.
(do_neon_recip_est): Likewise.
(do_vmaxnm): Likewise.
(do_vrint_1): Likewise.
(neon_check_type): Check architecture support for FP16 extension.
(insns): Update comments.
* testsuite/gas/arm/armv8-2-fp16-simd.s: New test source.
* testsuite/gas/arm/armv8-2-fp16-simd.d: New testcase for arm mode.
* testsuite/gas/arm/armv8-2-fp16-simd-thumb.d: Likewise for thumb mode.
* testsuite/gas/arm/armv8-2-fp16-simd-warning.d: New rejection test for
arm mode.
* testsuite/gas/arm/armv8-2-fp16-simd-warning-thumb.d: Likewise for
thumb mode.
* testsuite/gas/arm/armv8-2-fp16-simd-warning.l: New expected rejection
error file.
opcode/
* arm-dis.c (neon_opcodes): Support new FP16 instructions.
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opcodes * mcore-opc.h: Add const qualifiers.
* microblaze-opc.h (struct op_code_struct): Likewise.
* sh-opc.h: Likewise.
* tic4x-dis.c (tic4x_print_indirect): Likewise.
(tic4x_print_op): Likewise.
include * opcode/dlx.h (struct dlx_opcode): Add const qualifiers.
* opcode/h8300.h (struct h8_opcode): Likewise.
* opcode/hppa.h (struct pa_opcode): Likewise.
* opcode/msp430.h: Likewise.
* opcode/spu.h (struct spu_opcode): Likewise.
* opcode/tic30.h (struct _register): Likewise.
* opcode/tic4x.h (struct tic4x_register): Likewise.
(struct tic4x_cond): Likewise.
(struct tic4x_indirect): Likewise.
(struct tic4x_inst): Likewise.
* opcode/visium.h (struct reg_entry): Likewise.
gas * config/tc-arc.c: Add const qualifiers.
* config/tc-h8300.c (md_begin): Likewise.
* config/tc-ia64.c (print_prmask): Likewise.
* config/tc-msp430.c (msp430_operands): Likewise.
* config/tc-nds32.c (struct suffix_name): Likewise.
(struct nds32_parse_option_table): Likewise.
(struct nds32_set_option_table): Likewise.
(do_pseudo_pushpopm): Likewise.
(do_pseudo_pushpop_stack): Likewise.
(nds32_relax_relocs): Likewise.
(nds32_flag): Likewise.
(struct nds32_hint_map): Likewise.
(nds32_find_reloc_table): Likewise.
(nds32_match_hint_insn): Likewise.
* config/tc-s390.c: Likewise.
* config/tc-sh.c (get_specific): Likewise.
* config/tc-tic30.c: Likewise.
* config/tc-tic4x.c (tic4x_inst_add): Likewise.
(tic4x_indirect_parse): Likewise.
* config/tc-vax.c (vax_cons): Likewise.
* config/tc-z80.c (struct reg_entry): Likewise.
* config/tc-epiphany.c (md_assemble): Adjust.
(epiphany_assemble): New function.
(epiphany_elf_section_rtn): Call do_align directly.
(epiphany_elf_section_text): Likewise.
* config/tc-ip2k.c (ip2k_elf_section_rtn): Likewise.
(ip2k_elf_section_text): Likewise.
* read.c (do_align): Make it not static.
* read.h (do_align): New prototype.
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CGEN patch now committed upstream to use hex numbers for large enums.
* or1k-desc.h: Regenerate.
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For newer comments.
* rl78-decode.c: Regenerate.
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cpu/
* fr30.cpu (f-m4): Replace -1 << 4 with -16.
opcodes/
* fr30-ibld.c: Regenerate.
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PR target/19747
* rl78-dis.c (print_insn_rl78_common): Fix typo.
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opcodes/
2016-02-24 Renlin Li <renlin.li@arm.com>
* arm-dis.c (coprocessor_opcodes): Add fp16 instruction entries.
(print_insn_coprocessor): Support fp16 instruction.
gas/
2016-02-24 Renlin Li <renlin.li@arm.com>
* testsuite/gas/arm/copro.d: Adjust output.
* testsuite/gas/arm/copro.s: Adjust co-processor num.
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opcodes/
2016-02-24 Renlin Li <renlin.li@arm.com>
* arm-dis.c (coprocessor_opcodes): Fix mask for vsel, vmaxnm, vminnm,
vrint(mpna).
gas/
2016-02-24 Renlin Li <renlin.li@arm.com>
* testsuite/gas/arm/mask_1.d: New.
* testsuite/gas/arm/mask_1.s: New.
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ldc/ldc2, stc/stc2
opcodes/
2016-02-24 Renlin Li <renlin.li@arm.com>
* arm-dis.c (print_insn_coprocessor): Check co-processor number for
cpd/cpd2, mcr/mcr2, mrc/mrc2, ldc/ldc2, stc/stc2.
gas/
2016-02-24 Renlin Li <renlin.li@arm.com>
* testsuite/gas/arm/copro.s: Use coprocessor other than 10, 11.
* testsuite/gas/arm/copro.d: Update.
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* i386-dis.c (print_insn): Parenthesize expression to prevent
truncated addresses.
(OP_J): Likewise.
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gas/
2016-01-26 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.
gas/testsuite
2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
* gas/arc/relax-avoid1.d: New file.
* gas/arc/relax-avoid1.s: Likewise.
* gas/arc/relax-avoid2.d: Likewise.
* gas/arc/relax-avoid2.s: Likewise.
* gas/arc/relax-avoid3.d: Likewise.
* gas/arc/relax-avoid3.s: Likewise.
* gas/arc/relax-b.d: Likewise.
* gas/arc/relax-b.s: Likewise.
include/opcode/
2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
Janek van Oirschot <jvanoirs@synopsys.com>
* arc.h (arc_opcode arc_relax_opcodes, arc_num_relax_opcodes):
Declare.
opcodes/
2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
Janek van Oirschot <jvanoirs@synopsys.com>
* arc-opc.c (arc_relax_opcodes, arc_num_relax_opcodes): New
variable.
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PR target/19561
opcdoe * msp430-dis.c (print_insn_msp430): Add a special case for
decoding an RRC instruction with the ZC bit set in the extension
word.
include * opcode/msp430.h (IGNORE_CARRY_BIT): New define.
(RRUX): Synthesise using case 2 rather than 7.
gas * config/tc-msp430.c (msp430_operands): Remove case 7. Use case 2
to handle encoding of RRUX instruction.
* testsuite/gas/msp430/msp430x.s: Add more tests of the extended
shift instructions.
* testsuite/gas/msp430/msp430x.d: Update expected disassembly.
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The calculation of the shift amount, used to insert fields into the
instruction buffer, is not correct when the following conditions are all
true:
- CGEN_INT_INSN_P is defined, and true.
- CGEN_INSN_LSB0_P is true
- Total instruction length is greater than the length of a single
instruction word (the instruction is made of multiple words)
- The word offset is non-zero (the field is outside the first word)
When the above conditions are all true, the calculated shift fails to
take account of the total instruction length.
After this commit the calculation of the shift amount is split into two
parts, first we calculate the shift required to get to BIT0 of the word
in which the field lives, then we calculate the shift required to place
the field within the instruction word.
The change in this commit only effects the CGEN_INT_INSN_P defined true
case, but changes the code for both CGEN_INSN_LSB0_P true, and false.
In the case of CGEN_INSN_LSB0_P being false, the code used to say:
shift = total_length - (word_offset + start + length);
Now it says:
shift_to_word = total_length - (word_offset + word_length);
shift_within_word = word_length - start - length;
shift = shift_to_word + shift_within_word;
From which we can see that in all cases the computed shift value should
be unchanged.
In the case of CGEN_INSN_LSB0_P being true, the code used to say:
shift = (word_offset + start + 1) - length;
Now it says:
shift_to_word = total_length - (word_offset + word_length);
shift_within_word = start + 1 - length;
shift = shift_to_word + shift_within_word;
In the case where 'total_length == word_length' AND 'word_offset ==
0' (which indicates an instruction of a single word), we see that the
computed shift value will be unchanged. However, when the total_length
and word_length are different, and the word_offset is non-zero then the
computed shift value will be different (and correct).
opcodes/ChangeLog:
* cgen-ibld.in (insert_normal): Rework calculation of shift.
* epiphany-ibld.c: Regenerate.
* fr30-ibld.c: Regenerate.
* frv-ibld.c: Regenerate.
* ip2k-ibld.c: Regenerate.
* iq2000-ibld.c: Regenerate.
* lm32-ibld.c: Regenerate.
* m32c-ibld.c: Regenerate.
* m32r-ibld.c: Regenerate.
* mep-ibld.c: Regenerate.
* mt-ibld.c: Regenerate.
* or1k-ibld.c: Regenerate.
* xc16x-ibld.c: Regenerate.
* xstormy16-ibld.c: Regenerate.
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Always set the bytes_per_line field (of struct disassemble_info) to the
same constant value, this is inline with the advice contained within
include/dis-asm.h.
Setting this field to a constant value will cause the disassembler
output to be better aligned.
cpu/ChangeLog:
* epiphany.opc (epiphany_print_insn): Set info->bytes_per_line to
a constant to better align disassembler output.
opcodes/ChangeLog:
* epiphany-dis.c: Regenerated from latest cpu files.
gas/ChangeLog:
* testsuite/gas/epiphany/sample.d: Update expected output.
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signed integer.
* cgen-dis.c (count_decodable_bits): Use unsigned value for mask
test bit.
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opcodes/
* arm-dis.c (mapping_symbol_for_insn): New function.
(find_ifthen_state): Call mapping_symbol_for_insn().
gas/
* testsuite/gas/arm/thumb2_it_search.d: New.
* testsuite/gas/arm/thumb2_it_search.s: New.
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In the instruction to write to the ARMv8.2 PSTATE field UAO,
MSR UAO, #<imm>, the immediate should be either 0 or 1 but GAS accepts
any unsigned 4-bit integer.
This patch implements the constraint on the immediate, generating an
error if the immediate operand is invalid, and adds tests for the
illegal forms.
opcodes/
2016-01-20 Matthew Wahab <matthew.wahab@arm.com>
* aarch64-opc.c (operand_general_constraint_met_p): Check validity
of MSR UAO immediate operand.
gas/
2016-01-20 Matthew Wahab <matthew.wahab@arm.com>
* testsuite/gas/aarch64/armv8_2-a-illegal.d: New.
* testsuite/gas/aarch64/armv8_2-a-illegal.l: New.
* testsuite/gas/aarch64/armv8_2-a-illegal.s: New.
Change-Id: Ibdec4967c00b1ef3be9dbc43d23b2c70d1a0b28c
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The POOL48A major opcode was defined in early revisions of the 64-bit
microMIPS ISA, has never been implemented, and was removed before the
64-bit microMIPS ISA specification[1] has been finalized.
This complements commit a6c7053929dd ("MIPS/opcodes: Remove microMIPS
48-bit LI instruction").
References:
[1] "MIPS Architecture for Programmers, Volume II-B: The microMIPS64
Instruction Set", MIPS Technologies, Inc., Document Number: MD00594,
Revision 3.06, October 17, 2012, Table 6.2 "microMIPS64 Encoding of
Major Opcode Field", p. 578
gas/
* config/tc-mips.c (micromips_insn_length): Remove the mention
of 48-bit microMIPS instructions.
gdb/
* mips-tdep.c (mips_insn_size): Remove 48-bit microMIPS
instruction support.
(micromips_next_pc): Likewise.
(micromips_scan_prologue): Likewise.
(micromips_deal_with_atomic_sequence): Likewise.
(micromips_stack_frame_destroyed_p): Likewise.
(mips_breakpoint_from_pc): Likewise.
opcodes/
* mips-dis.c (print_insn_micromips): Remove 48-bit microMIPS
instruction support.
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Picks up 2016-01-12 libtool.m4 change.
bfd/
* configure: Regenerate.
binutils/
* configure: Regenerate.
gas/
* configure: Regenerate.
gprof/
* configure: Regenerate.
ld/
* configure: Regenerate.
opcodes/
* configure: Regenerate.
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* rl78-decode.opc (rl78_decode_opcode): Add 's' operand to movw
instructions that can support stack pointer operations.
* rl78-decode.c: Regenerate.
* rl78-dis.c: Fix display of stack pointer in MOVW based
instructions.
* testsuite/gas/rl78/sp-relative-movw.s: New test.
* testsuite/gas/rl78/sp-relative-movw.d: Expected disassembly.
* testsuite/gas/rl78/rl78.exp: Run the new test.
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Some of the RAS system registers added to binutils as part of the ARMv8.2
support are missing the feature checks to warn when they aren't
supported by the target.
This patch adds the missing feature checks with a test to check that
the correct warnings are given for all the ARMv8.2 system registers.
gas/
2016-01-14 Matthew Wahab <matthew.wahab@arm.com>
* testsuite/gas/aarch64/illegal-sysreg-2.l: New.
* testsuite/gas/aarch64/illegal-sysreg-2.d: New.
opcodes/
2016-01-14 Matthew Wahab <matthew.wahab@arm.com>
* aarch64-opc.c (aarch64_sys_reg_supported_p): Merge conditionals
testing for RAS support. Add checks for erxfr_el1, erxctlr_el1,
erxtatus_el1 and erxaddr_el1.
Change-Id: I66b590ea49c1eb6b0e5c93e0dc2bc9c4e79a52fe
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The ARMv8.2 architecture includes the RAS extension which adds an
instruction, ESB, and a number of coprocessor registers. This patch adds
the instruction to binutils, making it available when -march=armv8.2-a
is selected. It also adds tests for the instruction and for the
coprocessor registers.
gas/
2016-01-12 Matthew Wahab <matthew.wahab@arm.com>
* config/tc-arm.c (arm_ext_v8_2): New.
(insns): Add "esb".
* testsuite/gas/arm/armv8_2-a.d: New.
* testsuite/gas/arm/armv8_2-a.s: New.
opcodes/
2016-01-12 Matthew Wahab <matthew.wahab@arm.com>
* arm-dis.c (arm_opcodes): Add "esb".
(thumb_opcodes): Likewise.
Change-Id: I67f3d70789db78d1c66a56c4994675f99ac15e34
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