qemu-patch-raspberry4/target/mips/mips64r6.decode
Philippe Mathieu-Daudé 1ff668dde2 target/mips: Convert Rel6 LLD/SCD opcodes to decodetree
LLD/SCD 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: <20201208203704.243704-13-f4bug@amsat.org>
2021-01-14 17:13:53 +01:00

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# MIPS64 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 MIPS64 Instruction Set Reference Manual, Revision 6.06
# (Document Number: MD00087-2B-MIPS64BIS-AFP-6.06)
#
&rtype rs rt rd sa !extern
&REMOVED !extern
@lsa ...... rs:5 rt:5 rd:5 ... sa:2 ...... &rtype
DLSA 000000 ..... ..... ..... 000 .. 010101 @lsa
REMOVED 011010 ----- ----- ---------------- # LDL
REMOVED 011011 ----- ----- ---------------- # LDR
REMOVED 101100 ----- ----- ---------------- # SDL
REMOVED 101101 ----- ----- ---------------- # SDR
REMOVED 110100 ----- ----- ---------------- # LLD
REMOVED 111100 ----- ----- ---------------- # SCD