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Thu, 26 May 2016 18:00:52 -0700 (PDT) Received: from bigtime.com ([172.56.17.0]) by smtp.gmail.com with ESMTPSA id 77sm1872030qgn.29.2016.05.26.18.00.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 26 May 2016 18:00:52 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Thu, 26 May 2016 18:00:06 -0700 Message-Id: <1464310815-13554-4-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1464310815-13554-1-git-send-email-rth@twiddle.net> References: <1464310815-13554-1-git-send-email-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2607:f8b0:400d:c09::244 Subject: [Qemu-devel] [PATCH v2 03/12] tcg/aarch64: Add support for fence 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: bobby.prani@gmail.com, Claudio Fontana Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Cc: Claudio Fontana Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.inc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index 1447f7c..839569d 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -372,6 +372,9 @@ typedef enum { I3510_EOR = 0x4a000000, I3510_EON = 0x4a200000, I3510_ANDS = 0x6a000000, + + /* System instrutions. */ + DMB_ISH = 0xd5033bbf, } AArch64Insn; static inline uint32_t tcg_in32(TCGContext *s) @@ -1637,6 +1640,9 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_insn(s, 3508, SMULH, TCG_TYPE_I64, a0, a1, a2); break; + case INDEX_op_fence: + tcg_out32(s, DMB_ISH); + break; case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi. */ @@ -1761,6 +1767,7 @@ static const TCGTargetOpDef aarch64_op_defs[] = { { INDEX_op_muluh_i64, { "r", "r", "r" } }, { INDEX_op_mulsh_i64, { "r", "r", "r" } }, + { INDEX_op_fence, { } }, { -1 }, };