qemu-e2k/target/mips/mips32r6.decode
Philippe Mathieu-Daudé 27ea1bc077 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>
2021-01-14 17:13:53 +01:00

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# 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
REMOVED 010011 ----- ----- ----- ----- ------ # COP1X (COP3)
REMOVED 011100 ----- ----- ----- ----- ------ # SPECIAL2
REMOVED 011111 ----- ----- ---------- 011001 # LWLE
REMOVED 011111 ----- ----- ---------- 011010 # LWRE
REMOVED 011111 ----- ----- ---------- 100001 # SWLE
REMOVED 011111 ----- ----- ---------- 100010 # SWRE
REMOVED 100010 ----- ----- ---------------- # LWL
REMOVED 100110 ----- ----- ---------------- # LWR
REMOVED 101010 ----- ----- ---------------- # SWL
REMOVED 101110 ----- ----- ---------------- # SWR
REMOVED 101111 ----- ----- ---------------- # CACHE
REMOVED 110000 ----- ----- ---------------- # LL
REMOVED 110011 ----- ----- ---------------- # PREF
REMOVED 111000 ----- ----- ---------------- # SC