[PATCH][AArch64] Add ARMv8.3 combined pointer authentication load instructions
Szabolcs Nagy
szabolcs.nagy@arm.com
Thu Nov 17 09:59:00 GMT 2016
On 08/11/16 10:20, Szabolcs Nagy wrote:
> Add support for ARMv8.3 LDRAA and LDRAB combined pointer authentication and
> load instructions.
>
> These instructions authenticate the base register and load 8 byte from it plus
> a scaled 10-bit offset with optional writeback to update the base register.
>
> A new instruction class (ldst_imm10) and operand type (AARCH64_OPND_ADDR_SIMM10)
> were introduced to handle the special addressing form.
>
ping.
thanks for reviewing the other patches in the series,
this one got left out.
> include/
> 2016-11-08 Szabolcs Nagy <szabolcs.nagy@arm.com>
>
> * opcode/aarch64.h (enum aarch64_opnd): Add AARCH64_OPND_ADDR_SIMM10.
> (enum aarch64_insn_class): Add ldst_imm10.
>
> opcodes/
> 2016-11-08 Szabolcs Nagy <szabolcs.nagy@arm.com>
>
> * aarch64-tbl.h (QL_X1NIL): New.
> (arch64_opcode_table): Add ldraa, ldrab.
> (AARCH64_OPERANDS): Add "ADDR_SIMM10".
> * aarch64-asm.h (aarch64_ins_addr_simm10): Declare.
> * aarch64-asm.c (aarch64_ins_addr_simm10): Define.
> * aarch64-dis.h (aarch64_ext_addr_simm10): Declare.
> * aarch64-dis.c (aarch64_ext_addr_simm10): Define.
> * aarch64-opc.h (enum aarch64_field_kind): Add FLD_S_simm10.
> * aarch64-opc.c (fields): Add data for FLD_S_simm10.
> (operand_general_constraint_met_p): Handle AARCH64_OPND_ADDR_SIMM10.
> (aarch64_print_operand): Likewise.
> * aarch64-asm-2.c: Regenerate.
> * aarch64-dis-2.c: Regenerate.
> * aarch64-opc-2.c: Regenerate.
>
> gas/
> 2016-11-08 Szabolcs Nagy <szabolcs.nagy@arm.com>
>
> * config/tc-aarch64.c (parse_operands): Handle AARCH64_OPND_ADDR_SIMM10.
> (fix_insn): Likewise.
> (warn_unpredictable_ldst): Handle ldst_imm10.
>
> gas/testsuite/
> 2016-11-08 Szabolcs Nagy <szabolcs.nagy@arm.com>
>
> * gas/aarch64/pac.s: Add ldraa and ldrab tests.
> * gas/aarch64/pac.d: Likewise.
> * gas/aarch64/illegal-ldraa.s: New.
> * gas/aarch64/illegal-ldraa.l: New.
> * gas/aarch64/illegal-ldraa.d: New.
>
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