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[66.91.136.155]) by smtp.gmail.com with ESMTPSA id z22sm7025492pgv.23.2019.04.20.00.35.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 20 Apr 2019 00:35:43 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Fri, 19 Apr 2019 21:34:41 -1000 Message-Id: <20190420073442.7488-38-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190420073442.7488-1-richard.henderson@linaro.org> References: <20190420073442.7488-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::642 Subject: [Qemu-devel] [PATCH 37/38] tcg/aarch64: Use MVNI for expansion of dupi 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: david@redhat.com Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.inc.c | 4 ++++ 1 file changed, 4 insertions(+) -- 2.17.1 diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index e68e4de08c..20c8699f79 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -513,6 +513,7 @@ typedef enum { /* AdvSIMD modified immediate */ I3606_MOVI = 0x0f000400, + I3606_MVNI = 0x2f000400, /* AdvSIMD shift by immediate */ I3614_SSHR = 0x0f000400, @@ -823,6 +824,9 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType type, if (is_fimm(v64, &op, &cmode, &imm8)) { tcg_out_insn(s, 3606, MOVI, type == TCG_TYPE_V128, rd, op, cmode, imm8); + } else if (is_fimm(~v64, &op, &cmode, &imm8) + && op == 0 && ((1 << cmode) & 0x03555)) { + tcg_out_insn(s, 3606, MVNI, type == TCG_TYPE_V128, rd, 0, cmode, imm8); } else if (type == TCG_TYPE_V128) { new_pool_l2(s, R_AARCH64_CONDBR19, s->code_ptr, 0, v64, v64); tcg_out_insn(s, 3305, LDR_v128, 0, rd);