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[88.10.103.241]) by smtp.gmail.com with ESMTPSA id m14sm10311543wrh.94.2021.01.07.14.28.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Jan 2021 14:28:14 -0800 (PST) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: libvir-list@redhat.com, Paolo Bonzini , Laurent Vivier , kvm@vger.kernel.org, Jiaxun Yang , Aurelien Jarno , Huacai Chen , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Aleksandar Rikalo , Paul Burton , Richard Henderson Subject: [PULL 62/66] target/mips: Convert Rel6 LWLE/LWRE/SWLE/SWRE opcodes to decodetree Date: Thu, 7 Jan 2021 23:22:49 +0100 Message-Id: <20210107222253.20382-63-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210107222253.20382-1-f4bug@amsat.org> References: <20210107222253.20382-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org 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 Reviewed-by: Richard Henderson Message-Id: <20201208203704.243704-11-f4bug@amsat.org> --- target/mips/mips32r6.decode | 5 +++++ target/mips/translate.c | 4 ---- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/target/mips/mips32r6.decode b/target/mips/mips32r6.decode index 89a0085fafd..3ec50704cf2 100644 --- a/target/mips/mips32r6.decode +++ b/target/mips/mips32r6.decode @@ -20,6 +20,11 @@ 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 diff --git a/target/mips/translate.c b/target/mips/translate.c index 0d729293f6b..73efbd24585 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -28122,8 +28122,6 @@ static void decode_opc_special3(CPUMIPSState *env, DisasContext *ctx) switch (op1) { case OPC_LWLE: case OPC_LWRE: - check_insn_opc_removed(ctx, ISA_MIPS_R6); - /* fall through */ case OPC_LBUE: case OPC_LHUE: case OPC_LBE: @@ -28135,8 +28133,6 @@ static void decode_opc_special3(CPUMIPSState *env, DisasContext *ctx) return; case OPC_SWLE: case OPC_SWRE: - check_insn_opc_removed(ctx, ISA_MIPS_R6); - /* fall through */ case OPC_SBE: case OPC_SHE: case OPC_SWE: -- 2.26.2