From nobody Fri Dec 19 17:15:16 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1662057899; cv=none; d=zohomail.com; s=zohoarc; b=cnir2oaQyroqM8TAEiE7UQjk6zOb4KYz6pZLhjIcOBbcn7JRNDBBuNsttVtoCMD3mNRwsnbmSiKtgtDxO1qjte2RQ8djCnbvOwfClMR48iCF85X+jGTPygMN0jRS6CZ0tgmwh5hoRud7YIAi+0GPHzJK7MvVuGvNuC6921vH5y0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1662057899; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=Ky+mDhTMUmh457wcahi4XIcKoE4doIjSYf3UGcWLn2U=; b=Se40FSVC2T7w6w7owq1xA1uMph/6Hxw1iWSLZAgwMpJjzSu7uG+hd3gLWFO6urNB5xwlx17zDuvc+2wI+ZE50sKFYEOnJJCQk0zC5Q+/EQ3LsquFhP5lfXzWbw8Hxn48FmGdKcF3WZuK+N+1if0KZNpU9MM1tX+HAbU3rHefSGw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1662057899114848.0214456683279; Thu, 1 Sep 2022 11:44:59 -0700 (PDT) Received: from localhost ([::1]:56960 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oTpBR-0003CX-NG for importer@patchew.org; Thu, 01 Sep 2022 14:44:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45616) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oTosI-0007mn-SX for qemu-devel@nongnu.org; Thu, 01 Sep 2022 14:25:11 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:38565) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oTosA-0008Ky-ME for qemu-devel@nongnu.org; Thu, 01 Sep 2022 14:25:09 -0400 Received: from mail-ed1-f69.google.com (mail-ed1-f69.google.com [209.85.208.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-495-_DVQ29VIPeGQ9uKAd4N_Vg-1; Thu, 01 Sep 2022 14:24:56 -0400 Received: by mail-ed1-f69.google.com with SMTP id b13-20020a056402350d00b0043dfc84c533so12108318edd.5 for ; Thu, 01 Sep 2022 11:24:56 -0700 (PDT) Received: from goa-sendmail ([2001:b07:6468:f312:9af8:e5f5:7516:fa89]) by smtp.gmail.com with ESMTPSA id r18-20020a17090609d200b0074150f51d86sm7299692eje.162.2022.09.01.11.24.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Sep 2022 11:24:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1662056702; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Ky+mDhTMUmh457wcahi4XIcKoE4doIjSYf3UGcWLn2U=; b=NXn1+Mup9r3y7mcml27boxJJBvYLAiHJ68KTWjzb8R37DEl+8cxwFpgPeA+YY8zdEbkPaj NQaEIy6WemP0jf74GE6zielDvWJ8KL4oHMO1waIf9VhbPO8CQvDrHG6tPMkNp6yEt7VX8+ q9sWjJwxYdTbMSNoyG+QBjvdrHWKvpM= X-MC-Unique: _DVQ29VIPeGQ9uKAd4N_Vg-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=Ky+mDhTMUmh457wcahi4XIcKoE4doIjSYf3UGcWLn2U=; b=oM8G2NyijAOg0fzzxTHSNsmx436C26SGFmzCzCA6IbM3GBPuBTgwPSjkre2sdUq64B AHGTV0RIA5AcFdephTZgZNLw1my+BX14Ebyhe4Zgq806gFHYjPuekiDEnR6wqvIz5bfX TQh/b+IF0HGUaiK9TMXl4aIy0WmGhaj7h5cvHDS5+qp3JZT8KXCLPTvodYfEIoKrn1Gr G9eDHuiZyfPF4KU/2MyLozbhgVy7KyXRejPOcA2qzwilqAl6WkJNuzzeDkXVTq43WWT3 20+jTn76jCTEWc2fcY6JXfMSAQRCuQ78aXiBykfoiJpEBphg07qww0dJfm44Rzii7vrp JlLQ== X-Gm-Message-State: ACgBeo1zAHFVZF2tllhPdQYuQnXQ98mMQTkyN+jkXhtdLXIXzUHhnrCG THJMY6AbhaGvQZ7DAsn9OQMg7pkJcWNpC2nxPKSq3GUSast7LziGBYY6rTRqTmocIXvgtjsGClI 6I2j9CeWE+rXf7QxU3XMz80QpARCOmVQqctglAOTCwANvj1jsFLon9l1e8GqpSOpoKAY= X-Received: by 2002:a05:6402:350e:b0:448:4918:af81 with SMTP id b14-20020a056402350e00b004484918af81mr19718623edd.384.1662056695257; Thu, 01 Sep 2022 11:24:55 -0700 (PDT) X-Google-Smtp-Source: AA6agR5PvGgHST38Vhm0XJzSK7veMMB6h6gcT9PbVmTX5FCe6nZOk7FKhZ2f64eVcSav5I/R90A6QQ== X-Received: by 2002:a05:6402:350e:b0:448:4918:af81 with SMTP id b14-20020a056402350e00b004484918af81mr19718603edd.384.1662056694748; Thu, 01 Sep 2022 11:24:54 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Richard Henderson Subject: [PULL 12/39] tests/tcg: i386: extend BMI test Date: Thu, 1 Sep 2022 20:24:02 +0200 Message-Id: <20220901182429.93533-13-pbonzini@redhat.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220901182429.93533-1-pbonzini@redhat.com> References: <20220901182429.93533-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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: pass (identity @redhat.com) X-ZM-MESSAGEID: 1662057900508100001 Content-Type: text/plain; charset="utf-8" Cover all BMI1 and BMI2 instructions, both 32- and 64-bit. Due to the use of inlines, the test now has to be compiled with -O2. Reviewed-by: Richard Henderson Signed-off-by: Paolo Bonzini --- tests/tcg/i386/Makefile.target | 1 + tests/tcg/i386/test-i386-bmi2.c | 169 ++++++++++++++++++++++++++++++-- 2 files changed, 162 insertions(+), 8 deletions(-) diff --git a/tests/tcg/i386/Makefile.target b/tests/tcg/i386/Makefile.target index 5614838ffc..646b4ac13e 100644 --- a/tests/tcg/i386/Makefile.target +++ b/tests/tcg/i386/Makefile.target @@ -18,6 +18,7 @@ test-i386-pcmpistri: CFLAGS +=3D -msse4.2 run-test-i386-pcmpistri: QEMU_OPTS +=3D -cpu max run-plugin-test-i386-pcmpistri-%: QEMU_OPTS +=3D -cpu max =20 +test-i386-bmi2: CFLAGS=3D-O2 run-test-i386-bmi2: QEMU_OPTS +=3D -cpu max run-plugin-test-i386-bmi2-%: QEMU_OPTS +=3D -cpu max =20 diff --git a/tests/tcg/i386/test-i386-bmi2.c b/tests/tcg/i386/test-i386-bmi= 2.c index 935a4d2a73..5fadf47510 100644 --- a/tests/tcg/i386/test-i386-bmi2.c +++ b/tests/tcg/i386/test-i386-bmi2.c @@ -1,6 +1,66 @@ /* See if various BMI2 instructions give expected results */ #include #include +#include + +#define insn1q(name, arg0) = \ +static inline uint64_t name##q(uint64_t arg0) = \ +{ = \ + uint64_t result64; = \ + asm volatile (#name "q %1, %0" : "=3Dr"(result64) : "rm"(arg0)); = \ + return result64; = \ +} + +#define insn1l(name, arg0) = \ +static inline uint32_t name##l(uint32_t arg0) = \ +{ = \ + uint32_t result32; = \ + asm volatile (#name "l %k1, %k0" : "=3Dr"(result32) : "rm"(arg0)); = \ + return result32; = \ +} + +#define insn2q(name, arg0, c0, arg1, c1) = \ +static inline uint64_t name##q(uint64_t arg0, uint64_t arg1) = \ +{ = \ + uint64_t result64; = \ + asm volatile (#name "q %2, %1, %0" : "=3Dr"(result64) : c0(arg0), c1= (arg1)); \ + return result64; = \ +} + +#define insn2l(name, arg0, c0, arg1, c1) = \ +static inline uint32_t name##l(uint32_t arg0, uint32_t arg1) = \ +{ = \ + uint32_t result32; = \ + asm volatile (#name "l %k2, %k1, %k0" : "=3Dr"(result32) : c0(arg0),= c1(arg1)); \ + return result32; = \ +} + +#ifdef __x86_64 +insn2q(pext, src, "r", mask, "rm") +insn2q(pdep, src, "r", mask, "rm") +insn2q(andn, clear, "rm", val, "r") +insn2q(bextr, range, "rm", val, "r") +insn2q(bzhi, pos, "rm", val, "r") +insn2q(rorx, val, "r", n, "i") +insn2q(sarx, val, "rm", n, "r") +insn2q(shlx, val, "rm", n, "r") +insn2q(shrx, val, "rm", n, "r") +insn1q(blsi, src) +insn1q(blsmsk, src) +insn1q(blsr, src) +#endif +insn2l(pext, src, "r", mask, "rm") +insn2l(pdep, src, "r", mask, "rm") +insn2l(andn, clear, "rm", val, "r") +insn2l(bextr, range, "rm", val, "r") +insn2l(bzhi, pos, "rm", val, "r") +insn2l(rorx, val, "r", n, "i") +insn2l(sarx, val, "rm", n, "r") +insn2l(shlx, val, "rm", n, "r") +insn2l(shrx, val, "rm", n, "r") +insn1l(blsi, src) +insn1l(blsmsk, src) +insn1l(blsr, src) =20 int main(int argc, char *argv[]) { uint64_t ehlo =3D 0x202020204f4c4845ull; @@ -11,32 +71,125 @@ int main(int argc, char *argv[]) { uint64_t result64; =20 /* 64 bits */ - asm volatile ("pextq %2, %1, %0" : "=3Dr"(result64) : "r"(ehlo), "m"= (mask)); + result64 =3D andnq(mask, ehlo); + assert(result64 =3D=3D 0x002020204d4c4844); + + result64 =3D pextq(ehlo, mask); assert(result64 =3D=3D 133); =20 - asm volatile ("pdepq %2, %1, %0" : "=3Dr"(result64) : "r"(result64),= "m"(mask)); + result64 =3D pdepq(result64, mask); assert(result64 =3D=3D (ehlo & mask)); =20 - asm volatile ("pextq %2, %1, %0" : "=3Dr"(result64) : "r"(-1ull), "m= "(mask)); + result64 =3D pextq(-1ull, mask); assert(result64 =3D=3D 511); /* mask has 9 bits set */ =20 - asm volatile ("pdepq %2, %1, %0" : "=3Dr"(result64) : "r"(-1ull), "m= "(mask)); + result64 =3D pdepq(-1ull, mask); assert(result64 =3D=3D mask); + + result64 =3D bextrq(mask, 0x3f00); + assert(result64 =3D=3D (mask & ~INT64_MIN)); + + result64 =3D bextrq(mask, 0x1038); + assert(result64 =3D=3D 0xa0); + + result64 =3D bextrq(mask, 0x10f8); + assert(result64 =3D=3D 0); + + result64 =3D blsiq(0x30); + assert(result64 =3D=3D 0x10); + + result64 =3D blsiq(0x30ull << 32); + assert(result64 =3D=3D 0x10ull << 32); + + result64 =3D blsmskq(0x30); + assert(result64 =3D=3D 0x1f); + + result64 =3D blsrq(0x30); + assert(result64 =3D=3D 0x20); + + result64 =3D blsrq(0x30ull << 32); + assert(result64 =3D=3D 0x20ull << 32); + + result64 =3D bzhiq(mask, 0x3f); + assert(result64 =3D=3D (mask & ~INT64_MIN)); + + result64 =3D bzhiq(mask, 0x1f); + assert(result64 =3D=3D (mask & ~(-1 << 30))); + + result64 =3D rorxq(0x2132435465768798, 8); + assert(result64 =3D=3D 0x9821324354657687); + + result64 =3D sarxq(0xffeeddccbbaa9988, 8); + assert(result64 =3D=3D 0xffffeeddccbbaa99); + + result64 =3D sarxq(0x77eeddccbbaa9988, 8 | 64); + assert(result64 =3D=3D 0x0077eeddccbbaa99); + + result64 =3D shrxq(0xffeeddccbbaa9988, 8); + assert(result64 =3D=3D 0x00ffeeddccbbaa99); + + result64 =3D shrxq(0x77eeddccbbaa9988, 8 | 192); + assert(result64 =3D=3D 0x0077eeddccbbaa99); + + result64 =3D shlxq(0xffeeddccbbaa9988, 8); + assert(result64 =3D=3D 0xeeddccbbaa998800); #endif =20 /* 32 bits */ - asm volatile ("pextl %2, %k1, %k0" : "=3Dr"(result32) : "r"((uint32_= t) ehlo), "m"(mask)); + result32 =3D andnl(mask, ehlo); + assert(result32 =3D=3D 0x04d4c4844); + + result32 =3D pextl((uint32_t) ehlo, mask); assert(result32 =3D=3D 5); =20 - asm volatile ("pdepl %2, %k1, %k0" : "=3Dr"(result32) : "r"(result32= ), "m"(mask)); + result32 =3D pdepl(result32, mask); assert(result32 =3D=3D (uint32_t)(ehlo & mask)); =20 - asm volatile ("pextl %2, %k1, %k0" : "=3Dr"(result32) : "r"(-1ull), = "m"(mask)); + result32 =3D pextl(-1u, mask); assert(result32 =3D=3D 7); /* mask has 3 bits set */ =20 - asm volatile ("pdepl %2, %k1, %k0" : "=3Dr"(result32) : "r"(-1ull), = "m"(mask)); + result32 =3D pdepl(-1u, mask); assert(result32 =3D=3D (uint32_t)mask); =20 + result32 =3D bextrl(mask, 0x1f00); + assert(result32 =3D=3D (mask & ~INT32_MIN)); + + result32 =3D bextrl(ehlo, 0x1018); + assert(result32 =3D=3D 0x4f); + + result32 =3D bextrl(mask, 0x1038); + assert(result32 =3D=3D 0); + + result32 =3D blsil(0xffff); + assert(result32 =3D=3D 1); + + result32 =3D blsmskl(0x300); + assert(result32 =3D=3D 0x1ff); + + result32 =3D blsrl(0xffc); + assert(result32 =3D=3D 0xff8); + + result32 =3D bzhil(mask, 0xf); + assert(result32 =3D=3D 1); + + result32 =3D rorxl(0x65768798, 8); + assert(result32 =3D=3D 0x98657687); + + result32 =3D sarxl(0xffeeddcc, 8); + assert(result32 =3D=3D 0xffffeedd); + + result32 =3D sarxl(0x77eeddcc, 8 | 32); + assert(result32 =3D=3D 0x0077eedd); + + result32 =3D shrxl(0xffeeddcc, 8); + assert(result32 =3D=3D 0x00ffeedd); + + result32 =3D shrxl(0x77eeddcc, 8 | 128); + assert(result32 =3D=3D 0x0077eedd); + + result32 =3D shlxl(0xffeeddcc, 8); + assert(result32 =3D=3D 0xeeddcc00); + return 0; } =20 --=20 2.37.2