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[2001:470:27:1fa::2]) by smtp.gmail.com with ESMTPSA id 78sm4011lje.81.2019.05.14.13.45.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 14 May 2019 13:45:22 -0700 (PDT) From: Max Filippov To: qemu-devel@nongnu.org Date: Tue, 14 May 2019 13:44:45 -0700 Message-Id: <20190514204447.17486-8-jcmvbkbc@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190514204447.17486-1-jcmvbkbc@gmail.com> References: <20190514204447.17486-1-jcmvbkbc@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::243 Subject: [Qemu-devel] [PATCH 7/9] target/xtensa: implement block prefetch option opcodes X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Max Filippov Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Block prefetch option adds a bunch of non-privileged opcodes that may be implemented as nops since QEMU doesn't model caches. Signed-off-by: Max Filippov Reviewed-by: Philippe Mathieu-Daudé --- target/xtensa/translate.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index 24eb70d619d5..356eb9948701 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -3078,6 +3078,9 @@ static const XtensaOpcodeOps core_ops[] = { .translate = translate_dcache, .op_flags = XTENSA_OP_PRIVILEGED, }, { + .name = "dhi.b", + .translate = translate_nop, + }, { .name = "dhu", .translate = translate_dcache, .op_flags = XTENSA_OP_PRIVILEGED, @@ -3085,9 +3088,15 @@ static const XtensaOpcodeOps core_ops[] = { .name = "dhwb", .translate = translate_dcache, }, { + .name = "dhwb.b", + .translate = translate_nop, + }, { .name = "dhwbi", .translate = translate_dcache, }, { + .name = "dhwbi.b", + .translate = translate_nop, + }, { .name = "dii", .translate = translate_nop, .op_flags = XTENSA_OP_PRIVILEGED, @@ -3112,15 +3121,33 @@ static const XtensaOpcodeOps core_ops[] = { .translate = translate_dcache, .op_flags = XTENSA_OP_PRIVILEGED, }, { + .name = "dpfm.b", + .translate = translate_nop, + }, { + .name = "dpfm.bf", + .translate = translate_nop, + }, { .name = "dpfr", .translate = translate_nop, }, { + .name = "dpfr.b", + .translate = translate_nop, + }, { + .name = "dpfr.bf", + .translate = translate_nop, + }, { .name = "dpfro", .translate = translate_nop, }, { .name = "dpfw", .translate = translate_nop, }, { + .name = "dpfw.b", + .translate = translate_nop, + }, { + .name = "dpfw.bf", + .translate = translate_nop, + }, { .name = "dpfwo", .translate = translate_nop, }, { @@ -3628,6 +3655,21 @@ static const XtensaOpcodeOps core_ops[] = { .par = (const uint32_t[]){true}, .op_flags = XTENSA_OP_PRIVILEGED, }, { + .name = "pfend.a", + .translate = translate_nop, + }, { + .name = "pfend.o", + .translate = translate_nop, + }, { + .name = "pfnxt.f", + .translate = translate_nop, + }, { + .name = "pfwait.a", + .translate = translate_nop, + }, { + .name = "pfwait.o", + .translate = translate_nop, + }, { .name = "pitlb", .translate = translate_ptlb, .par = (const uint32_t[]){false},