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[97.113.169.147]) by smtp.gmail.com with ESMTPSA id x7sm51973140pfd.3.2018.02.21.13.00.43 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 21 Feb 2018 13:00:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id; bh=VzfoXJ/0b7Vl0+sDpE0OrhVB8+hwV3SjEn9sbaDYOqg=; b=a805Y0vhStcPz/Fq5mkJdkoCGAjiSDVgNYYGfO9DZvjIRrvtH7K+87mp5aKcB/D+DR GBA8mYrL8rK334PIibpEDAh6KZGLOoAfHnBo4ZSpgrNzkR4UNhbBMBgPKQuhMuBTOjZs OkiOm3RaV1IYHfguBbCGco+GP/cEK7eZhSduc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=VzfoXJ/0b7Vl0+sDpE0OrhVB8+hwV3SjEn9sbaDYOqg=; b=TZyH8qMP6fA9BMhigJZmhaPHmaF97S1iWofLeJ4DpqiNfvATt9OkGn1X0DG2ZF6P+h vzx3PyDuVXULk2rw59wM5x4Pxm0+flDl9DPMudTSXS61acAplvs6fqPhUMWvVYudpGvh JZaH1gDNgwrq2ftN5YQ2IGW9Mb+rwBwPNadNlB36eTmzYnRSvsL6tZcdDHkgRb6wKqqI HatGjua3oelIaqynJwJkbtSGF79lQfgguwQQKKg4r4hZCDScBo+2mFWYhXkB+Ov2IVDQ +UISDBPwKRGojYaqn/iseN/srQDtgAO7P5GbLkaTkXIi0ICUUE/1eqKfTU3XwsSbH/19 pAGg== X-Gm-Message-State: APf1xPDQONqGsWbsfzq4BdNzsLcR8c6+/6KjSz3GLcTILr8+LuOahjQ2 MTSQhBulZJ/fZBMxi5gICCcF2iPvuWs= X-Google-Smtp-Source: AH8x226UcFRdW1la+fbDuNi+FG8fSPbNFD8LaUdujwwnBHt8mDxRfYI7I/YXMU7TOx0/EvOBHfZcaQ== X-Received: by 10.99.121.131 with SMTP id u125mr3736603pgc.263.1519246844416; Wed, 21 Feb 2018 13:00:44 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 21 Feb 2018 13:00:42 -0800 Message-Id: <20180221210042.28630-1-richard.henderson@linaro.org> X-Mailer: git-send-email 2.14.3 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c05::243 Subject: [Qemu-devel] [PATCH] tcg/i386: Support INDEX_op_dup2_vec for -m32 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Unknown why -m32 was passing with gcc but not clang; it should have failed for both. This would be used for tcg_gen_dup_i64_vec, and visible with the right TB and an aarch64 guest. Reported-by: Max Reitz Signed-off-by: Richard Henderson --- tcg/i386/tcg-target.inc.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/tcg/i386/tcg-target.inc.c b/tcg/i386/tcg-target.inc.c index 45943e540c..5e8f59dc47 100644 --- a/tcg/i386/tcg-target.inc.c +++ b/tcg/i386/tcg-target.inc.c @@ -2696,6 +2696,12 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode = opc, case INDEX_op_x86_packus_vec: insn =3D packus_insn[vece]; goto gen_simd; +#if TCG_TARGET_REG_BITS =3D=3D 32 + case INDEX_op_dup2_vec: + /* Constraints have already placed both 32-bit inputs in xmm regs.= */ + insn =3D OPC_PUNPCKLDQ; + goto gen_simd; +#endif gen_simd: tcg_debug_assert(insn !=3D OPC_UD2); if (type =3D=3D TCG_TYPE_V256) { @@ -3045,6 +3051,9 @@ static const TCGTargetOpDef *tcg_target_op_def(TCGOpc= ode op) case INDEX_op_x86_vperm2i128_vec: case INDEX_op_x86_punpckl_vec: case INDEX_op_x86_punpckh_vec: +#if TCG_TARGET_REG_BITS =3D=3D 32 + case INDEX_op_dup2_vec: +#endif return &x_x_x; case INDEX_op_dup_vec: case INDEX_op_shli_vec: --=20 2.14.3