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qemu/target/mips/mips32r6.decode

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target/mips: Introduce decodetree helpers for Release6 LSA/DLSA opcodes LSA and LDSA opcodes are also available with MIPS release 6. Introduce the decodetree config files and call the decode() helpers in the main decode_opc() loop. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201215225757.764263-24-f4bug@amsat.org>
2020-12-08 21:00:44 +03:00
# MIPS32 Release 6 instruction set
#
# Copyright (C) 2020 Philippe Mathieu-Daudé
#
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# Reference:
# MIPS Architecture for Programmers Volume II-A
# The MIPS32 Instruction Set Reference Manual, Revision 6.06
# (Document Number: MD00086-2B-MIPS32BIS-AFP-06.06)
#
&rtype rs rt rd sa
@lsa ...... rs:5 rt:5 rd:5 ... sa:2 ...... &rtype
LSA 000000 ..... ..... ..... 000 .. 000101 @lsa
target/mips: Convert Rel6 Special2 opcode to decodetree Special2 opcode have been removed from the Release 6. Add a single decodetree entry for all the opcode class, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() call. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-7-f4bug@amsat.org>
2020-11-24 17:17:25 +03:00
target/mips: Convert Rel6 COP1X opcode to decodetree COP1x opcode has been removed from the Release 6. Add a single decodetree entry for it, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() call. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-8-f4bug@amsat.org>
2020-11-24 13:53:46 +03:00
REMOVED 010011 ----- ----- ----- ----- ------ # COP1X (COP3)
target/mips: Convert Rel6 Special2 opcode to decodetree Special2 opcode have been removed from the Release 6. Add a single decodetree entry for all the opcode class, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() call. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-7-f4bug@amsat.org>
2020-11-24 17:17:25 +03:00
REMOVED 011100 ----- ----- ----- ----- ------ # SPECIAL2
target/mips: Convert Rel6 CACHE/PREF opcodes to decodetree CACHE/PREF opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-9-f4bug@amsat.org>
2020-11-26 13:55:46 +03:00
target/mips: Convert Rel6 LWLE/LWRE/SWLE/SWRE opcodes to decodetree LWLE/LWRE/SWLE/SWRE (EVA) opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-11-f4bug@amsat.org>
2020-11-26 13:54:30 +03:00
REMOVED 011111 ----- ----- ---------- 011001 # LWLE
REMOVED 011111 ----- ----- ---------- 011010 # LWRE
REMOVED 011111 ----- ----- ---------- 100001 # SWLE
REMOVED 011111 ----- ----- ---------- 100010 # SWRE
target/mips: Convert Rel6 LWL/LWR/SWL/SWR opcodes to decodetree LWL/LWR/SWL/SWR opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-10-f4bug@amsat.org>
2020-11-26 13:54:56 +03:00
REMOVED 100010 ----- ----- ---------------- # LWL
REMOVED 100110 ----- ----- ---------------- # LWR
REMOVED 101010 ----- ----- ---------------- # SWL
REMOVED 101110 ----- ----- ---------------- # SWR
target/mips: Convert Rel6 CACHE/PREF opcodes to decodetree CACHE/PREF opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-9-f4bug@amsat.org>
2020-11-26 13:55:46 +03:00
REMOVED 101111 ----- ----- ---------------- # CACHE
target/mips: Convert Rel6 LL/SC opcodes to decodetree LL/SC opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-14-f4bug@amsat.org>
2020-11-26 13:59:21 +03:00
REMOVED 110000 ----- ----- ---------------- # LL
target/mips: Convert Rel6 CACHE/PREF opcodes to decodetree CACHE/PREF opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-9-f4bug@amsat.org>
2020-11-26 13:55:46 +03:00
REMOVED 110011 ----- ----- ---------------- # PREF
target/mips: Convert Rel6 LL/SC opcodes to decodetree LL/SC opcodes have been removed from the Release 6. Add a single decodetree entry for the opcodes, triggering Reserved Instruction if ever used. Remove unreachable check_insn_opc_removed() calls. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20201208203704.243704-14-f4bug@amsat.org>
2020-11-26 13:59:21 +03:00
REMOVED 111000 ----- ----- ---------------- # SC
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