5aae9ae97f
Here we implement the custom datapath extensions for MVE. This required the following changes: - Adding a new register argument type (that takes either an MVE vector or a Neon S or D register). - Adding two new immediate operands types (0-127 and 0-4095). - Using the Neon type machinery to distinguish between instruction types. This required the introduction of new neon shapes to account for the coprocessor operands to these instructions. - Adding a new disassembly character to `print_insn_cde` to handle the new register types. Specification can be found at https://developer.arm.com/docs/ddi0607/latest Successfully regression tested on arm-none-eabi, and arm-wince-pe. gas/ChangeLog: 2020-02-10 Matthew Malcomson <matthew.malcomson@arm.com> * config/tc-arm.c (NEON_MAX_TYPE_ELS): Increment to account for instructions that can have 5 arguments. (enum operand_parse_code): Add new operands. (parse_operands): Account for new operands. (S5): New macro. (enum neon_shape_el): Introduce P suffixes for coprocessor. (neon_select_shape): Account for P suffix. (LOW1): Move macro to global position. (HI4): Move macro to global position. (vcx_assign_vec_d): New. (vcx_assign_vec_m): New. (vcx_assign_vec_n): New. (enum vcx_reg_type): New. (vcx_get_reg_type): New. (vcx_size_pos): New. (vcx_vec_pos): New. (vcx_handle_shape): New. (vcx_ensure_register_in_range): New. (vcx_handle_register_arguments): New. (vcx_handle_insn_block): New. (vcx_handle_common_checks): New. (do_vcx1): New. (do_vcx2): New. (do_vcx3): New. * testsuite/gas/arm/cde-missing-fp.d: New test. * testsuite/gas/arm/cde-missing-fp.l: New test. * testsuite/gas/arm/cde-missing-mve.d: New test. * testsuite/gas/arm/cde-missing-mve.l: New test. * testsuite/gas/arm/cde-mve-or-neon.d: New test. * testsuite/gas/arm/cde-mve-or-neon.s: New test. * testsuite/gas/arm/cde-mve.s: New test. * testsuite/gas/arm/cde-warnings.l: * testsuite/gas/arm/cde-warnings.s: * testsuite/gas/arm/cde.d: * testsuite/gas/arm/cde.s: opcodes/ChangeLog: 2020-02-10 Matthew Malcomson <matthew.malcomson@arm.com> * arm-dis.c (print_insn_cde): Define 'V' parse character. (cde_opcodes): Add VCX* instructions. |
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