From nobody Thu Apr 25 13:52:29 2024 Delivered-To: importer@patchew.org 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; 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=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1581553473130448.33676913116085; Wed, 12 Feb 2020 16:24:33 -0800 (PST) Received: from localhost ([::1]:45438 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j22Ix-0003iF-SO for importer@patchew.org; Wed, 12 Feb 2020 19:24:31 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37179) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j22I6-0002Vk-0J for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:39 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j22I4-0005VP-Tp for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:37 -0500 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]:42972) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1j22I4-0005UP-OR for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:36 -0500 Received: by mail-pl1-x630.google.com with SMTP id e8so1583102plt.9 for ; Wed, 12 Feb 2020 16:23:36 -0800 (PST) Received: from localhost.localdomain (97-126-123-70.tukw.qwest.net. [97.126.123.70]) by smtp.gmail.com with ESMTPSA id j4sm365277pfh.152.2020.02.12.16.23.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2020 16:23:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=uAQRooIFC1RVgmc7hgLv35x85QYxjKufqRBZQSXx1kU=; b=H+4JnBeMPUr2Uy8/74M40WQCNRuLSR+7rf3uOtB1kS0rKIqWegr9mrhTEw2Zgroeny k6MC5Tf1aBgCXt45JHeY/eOPoKd1Kqwd8cQio1y35ymzipVnwFEiTXzzqUhEXO6zmtHY Ds8NeDnH3i/JSIZZwjhjJNMTSEtfwyZQsj2hcxRp0HNxthclU8TT1k/AW2L2vn2BwExj ZDbAJ/N9w6Uq9LwaoWWyzgy36d1JjggwsCajAx8doSZALfKDRg1yWB2DRKO6Y4uUe0xf pde/YyN/7d3ZJV7EGtGhNZW5H43oVK8G4gPzKuyDeiN+HvOyjw/B3MEIDXJURdVEVAX1 /QMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=uAQRooIFC1RVgmc7hgLv35x85QYxjKufqRBZQSXx1kU=; b=ts13ygFEk7S7wULSvAKN8S09oyYcZKrTJ+cXe+et77ADa/LcM7PrI5cuorYtYIew49 /68Oxcf/fRMtjAQ5KkN7qURcA7vK4JkRtkNfAJS9DFaEQgRaHBNzkj0p8MhnVJSQPXYG 5Z8v6W8+gBx1cHcXuG/QApcSOWt/o7i2ye9rAysUYciS5hb1gpxqk20H/PmkAO27Z5tw kl0RS8qQiqGwFqdEGJxlDkZqTEE24KtTwf17WbTRzeECX81Dn1FSYfByCQjZmKMUniLb /3SS+BFqyvJDcG7Dbzqhzv6lC3XOOko8LfGeIkFomq60DaSMUmswaVI2agD/nbEkuckP SAfw== X-Gm-Message-State: APjAAAX57llQ/RUlYBJRVgm1JZVdAgwGIkqL9E8CjaPSqxbVoOx5xg/u 4pHZwRxeAqGEjNMLlDsdiytYMXJ+ULI= X-Google-Smtp-Source: APXvYqzWtcWejBVgaY6bmnYutJotS68gtPh1Aso1M34Gk1uPysHhb+o7dnsOyg/KlosxY+YXgjo+sg== X-Received: by 2002:a17:90a:9c1:: with SMTP id 59mr1877816pjo.65.1581553415251; Wed, 12 Feb 2020 16:23:35 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 1/3] exec: flush CPU TB cache in breakpoint_invalidate Date: Wed, 12 Feb 2020 16:23:30 -0800 Message-Id: <20200213002332.31821-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200213002332.31821-1-richard.henderson@linaro.org> References: <20200213002332.31821-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::630 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, Max Filippov Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Max Filippov When a breakpoint is inserted at location for which there's currently no virtual to physical translation no action is taken on CPU TB cache. If a TB for that virtual address already exists but is not visible ATM the breakpoint won't be hit next time an instruction at that address will be executed. Flush entire CPU TB cache in breakpoint_invalidate to force re-translation of all TBs for the breakpoint address. This change fixes the following scenario: - linux user application is running - a breakpoint is inserted from QEMU gdbstub for a user address that is not currently present in the target CPU TLB - an instruction at that address is executed, but the external debugger doesn't get control. Reviewed-by: Richard Henderson Signed-off-by: Max Filippov Message-Id: <20191127220602.10827-2-jcmvbkbc@gmail.com> Signed-off-by: Richard Henderson --- exec.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/exec.c b/exec.c index 67e520d18e..7f4074f95e 100644 --- a/exec.c +++ b/exec.c @@ -1019,14 +1019,13 @@ void tb_invalidate_phys_addr(AddressSpace *as, hwad= dr addr, MemTxAttrs attrs) =20 static void breakpoint_invalidate(CPUState *cpu, target_ulong pc) { - MemTxAttrs attrs; - hwaddr phys =3D cpu_get_phys_page_attrs_debug(cpu, pc, &attrs); - int asidx =3D cpu_asidx_from_attrs(cpu, attrs); - if (phys !=3D -1) { - /* Locks grabbed by tb_invalidate_phys_addr */ - tb_invalidate_phys_addr(cpu->cpu_ases[asidx].as, - phys | (pc & ~TARGET_PAGE_MASK), attrs); - } + /* + * There may not be a virtual to physical translation for the pc + * right now, but there may exist cached TB for this pc. + * Flush the whole TB cache to force re-translation of such TBs. + * This is heavyweight, but we're debugging anyway. + */ + tb_flush(cpu); } #endif =20 --=20 2.20.1 From nobody Thu Apr 25 13:52:29 2024 Delivered-To: importer@patchew.org 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; 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=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 158155355978554.06708782990927; Wed, 12 Feb 2020 16:25:59 -0800 (PST) Received: from localhost ([::1]:45474 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j22KM-0005cb-JJ for importer@patchew.org; Wed, 12 Feb 2020 19:25:58 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37192) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j22I7-0002Vz-7L for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:40 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j22I5-0005Wp-V4 for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:39 -0500 Received: from mail-pj1-x102f.google.com ([2607:f8b0:4864:20::102f]:39191) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1j22I5-0005Vr-PE for qemu-devel@nongnu.org; Wed, 12 Feb 2020 19:23:37 -0500 Received: by mail-pj1-x102f.google.com with SMTP id e9so1592521pjr.4 for ; Wed, 12 Feb 2020 16:23:37 -0800 (PST) Received: from localhost.localdomain (97-126-123-70.tukw.qwest.net. [97.126.123.70]) by smtp.gmail.com with ESMTPSA id j4sm365277pfh.152.2020.02.12.16.23.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2020 16:23:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=B4yrJjvGv9DkVGdrXIq6dZpfj43fltGdT2dNbPVV5FA=; b=KvxlcxWEkAO2ybOp4+zTLHKIeYTgrMRDBQqPqV20utOHBXJ7Pry/sHo21qJM17tahh iKK5Vv8GQ2w8qBbJzKiw1+cguvcl89jt6V731oR9vFVoaLBeMpHI42C38aXr/NN/tLnE gtZgfGk5KoeGw85oyGBan9qYYvjreJUBtAHun+JnAxWa986Gc2bbHSxniNvzxUHVSYD2 1IQ4o+VzEIIuBmd+rGC2vFfh4U7qyOi+Kgk7pdpcbmsLWiN2cP899icCEKFzLzyyS+eH n6oXdPVz1ao+zhv9PLHMpQqmL3RR468xv50yO3GUlCusA0AvAIX6UtmW/0K6/Ttnc0kr w3nQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=B4yrJjvGv9DkVGdrXIq6dZpfj43fltGdT2dNbPVV5FA=; b=kEISq2n3a7vsqlFncryNhXo/oExtAgz6z/Utl3AzKaqvGDJYOUrs/hVDTFe7iEeLHk ZbToVS9gIxGnSF7N1BcwqSesLKpUhuzU6uIrENzKwLlDOE/WxVgCHKjcH3I2bHKFXfrG 8NE1bA8by+6cWCnzInc9tjl/Ockd/JHena7ufZPSDVsRo/LmgdH2g3nUWZLWSCUb7UIq 2NKI/14WX6iOX1At0Tq3N6fsc8j5cFNT4cr3R/6kJcsKt9D5TBFlNmomP4sYMrIlU69T InOO72U+jRfQgJ4mj+CFBKYqFy0q4j6sKN9bTBrbyzLwnPinVagPmP48ODrNNjRAg7UV d9/w== X-Gm-Message-State: APjAAAWm+qq+pTarADPwhAau+NmdYt4n0VEjC3tVgBg/7JNzOPGZgK2A jll0cnsNGCQYiDY4G21JakhUiHSkd0o= X-Google-Smtp-Source: APXvYqy6VeePBRtYD7HiypABpV1aLnLSWRqLl+5yl1Z6phGtOE/iBZ647ob5sV0323ocXxZtRJFKSA== X-Received: by 2002:a17:90a:a10c:: with SMTP id s12mr1893008pjp.47.1581553416399; Wed, 12 Feb 2020 16:23:36 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 2/3] tcg: Add support for a helper with 7 arguments Date: Wed, 12 Feb 2020 16:23:31 -0800 Message-Id: <20200213002332.31821-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200213002332.31821-1-richard.henderson@linaro.org> References: <20200213002332.31821-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::102f X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, Taylor Simpson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Taylor Simpson Currently, helpers can only take up to 6 arguments. This patch adds the capability for up to 7 arguments. I have tested it with the Hexagon port that I am preparing for submission. Signed-off-by: Taylor Simpson Message-Id: <1580942510-2820-1-git-send-email-tsimpson@quicinc.com> Signed-off-by: Richard Henderson --- include/exec/helper-gen.h | 13 +++++++++++++ include/exec/helper-head.h | 2 ++ include/exec/helper-proto.h | 6 ++++++ include/exec/helper-tcg.h | 7 +++++++ 4 files changed, 28 insertions(+) diff --git a/include/exec/helper-gen.h b/include/exec/helper-gen.h index 236ff40524..29c02f85dc 100644 --- a/include/exec/helper-gen.h +++ b/include/exec/helper-gen.h @@ -66,6 +66,18 @@ static inline void glue(gen_helper_, name)(dh_retvar_dec= l(ret) \ tcg_gen_callN(HELPER(name), dh_retvar(ret), 6, args); \ } =20 +#define DEF_HELPER_FLAGS_7(name, flags, ret, t1, t2, t3, t4, t5, t6, t7)\ +static inline void glue(gen_helper_, name)(dh_retvar_decl(ret) \ + dh_arg_decl(t1, 1), dh_arg_decl(t2, 2), dh_arg_decl(t3, 3), \ + dh_arg_decl(t4, 4), dh_arg_decl(t5, 5), dh_arg_decl(t6, 6), \ + dh_arg_decl(t7, 7)) \ +{ \ + TCGTemp *args[7] =3D { dh_arg(t1, 1), dh_arg(t2, 2), dh_arg(t3, 3), \ + dh_arg(t4, 4), dh_arg(t5, 5), dh_arg(t6, 6), \ + dh_arg(t7, 7) }; \ + tcg_gen_callN(HELPER(name), dh_retvar(ret), 7, args); \ +} + #include "helper.h" #include "trace/generated-helpers.h" #include "trace/generated-helpers-wrappers.h" @@ -79,6 +91,7 @@ static inline void glue(gen_helper_, name)(dh_retvar_decl= (ret) \ #undef DEF_HELPER_FLAGS_4 #undef DEF_HELPER_FLAGS_5 #undef DEF_HELPER_FLAGS_6 +#undef DEF_HELPER_FLAGS_7 #undef GEN_HELPER =20 #endif /* HELPER_GEN_H */ diff --git a/include/exec/helper-head.h b/include/exec/helper-head.h index f2519c9741..3094c7946d 100644 --- a/include/exec/helper-head.h +++ b/include/exec/helper-head.h @@ -148,6 +148,8 @@ DEF_HELPER_FLAGS_5(name, 0, ret, t1, t2, t3, t4, t5) #define DEF_HELPER_6(name, ret, t1, t2, t3, t4, t5, t6) \ DEF_HELPER_FLAGS_6(name, 0, ret, t1, t2, t3, t4, t5, t6) +#define DEF_HELPER_7(name, ret, t1, t2, t3, t4, t5, t6, t7) \ + DEF_HELPER_FLAGS_7(name, 0, ret, t1, t2, t3, t4, t5, t6, t7) =20 /* MAX_OPC_PARAM_IARGS must be set to n if last entry is DEF_HELPER_FLAGS_= n. */ =20 diff --git a/include/exec/helper-proto.h b/include/exec/helper-proto.h index 1c4ba9bc78..a0a8d9aa46 100644 --- a/include/exec/helper-proto.h +++ b/include/exec/helper-proto.h @@ -30,6 +30,11 @@ dh_ctype(ret) HELPER(name) (dh_ctype(t1), dh_ctype(t2), = dh_ctype(t3), \ dh_ctype(ret) HELPER(name) (dh_ctype(t1), dh_ctype(t2), dh_ctype(t3), \ dh_ctype(t4), dh_ctype(t5), dh_ctype(t6)); =20 +#define DEF_HELPER_FLAGS_7(name, flags, ret, t1, t2, t3, t4, t5, t6, t7) \ +dh_ctype(ret) HELPER(name) (dh_ctype(t1), dh_ctype(t2), dh_ctype(t3), \ + dh_ctype(t4), dh_ctype(t5), dh_ctype(t6), \ + dh_ctype(t7)); + #include "helper.h" #include "trace/generated-helpers.h" #include "tcg-runtime.h" @@ -42,5 +47,6 @@ dh_ctype(ret) HELPER(name) (dh_ctype(t1), dh_ctype(t2), d= h_ctype(t3), \ #undef DEF_HELPER_FLAGS_4 #undef DEF_HELPER_FLAGS_5 #undef DEF_HELPER_FLAGS_6 +#undef DEF_HELPER_FLAGS_7 =20 #endif /* HELPER_PROTO_H */ diff --git a/include/exec/helper-tcg.h b/include/exec/helper-tcg.h index 573c2ce2e9..27870509a2 100644 --- a/include/exec/helper-tcg.h +++ b/include/exec/helper-tcg.h @@ -52,6 +52,12 @@ | dh_sizemask(t2, 2) | dh_sizemask(t3, 3) | dh_sizemask(t4, 4) \ | dh_sizemask(t5, 5) | dh_sizemask(t6, 6) }, =20 +#define DEF_HELPER_FLAGS_7(NAME, FLAGS, ret, t1, t2, t3, t4, t5, t6, t7) \ + { .func =3D HELPER(NAME), .name =3D str(NAME), .flags =3D FLAGS, \ + .sizemask =3D dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \ + | dh_sizemask(t2, 2) | dh_sizemask(t3, 3) | dh_sizemask(t4, 4) \ + | dh_sizemask(t5, 5) | dh_sizemask(t6, 6) | dh_sizemask(t7, 7) }, + #include "helper.h" #include "trace/generated-helpers.h" #include "tcg-runtime.h" @@ -65,5 +71,6 @@ #undef DEF_HELPER_FLAGS_4 #undef DEF_HELPER_FLAGS_5 #undef DEF_HELPER_FLAGS_6 +#undef DEF_HELPER_FLAGS_7 =20 #endif /* HELPER_TCG_H */ --=20 2.20.1 From nobody Thu Apr 25 13:52:29 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id j4sm365277pfh.152.2020.02.12.16.23.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2020 16:23:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=c4AW/Bq5GW+BzA+6gDLmVxKMMXGf/BYTygbPUAb8Kco=; b=t7qUbzd9aT12EgxgQUJUcRZohEiyj18dQ/+wVd8dCAqBrGH6suOs5fZMUpCViqifoH wW0TNaRvbBFdBiMaArITAZRcCLbeJFtdkdMSIbfd4N3O+anTuChhfz5G6W5yKLGQeLeE 8fmes6TkW8pRzMNLCg1/ZG36F0U/9QBfi278+M/etGDIgig4c5PC5gXT4/RSfH0RzJT/ is1FvGjXkNooUTzWP+RTdQP4ivE6Ih+jPShaAlrZ50ap+qKPVS7x6dYXoY5ytv1MmctN uZViF5z8RwctCM1TmMyAgV9TBNUjrZSdpjMFsgqHl6WAox1BkJuRUyfOZJRZ3Skr0QuC ZLFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=c4AW/Bq5GW+BzA+6gDLmVxKMMXGf/BYTygbPUAb8Kco=; b=XyfxrUTFERT9YpgV0apsHMTHufNMpcRpyHoj5bFj0eTW5zM4r1Yl3Rvbb66KJ58U4l o4gvYs86rgPeZJtDNtYnT4bKIdhEYxQFm4od6XPHAWjKFpGjB4Pj/KcxiKrOBFuOc7sz MtreDqm/9uwi3zuC85T1DnGz3L5ID6w1oexbt1ZGLQnMc4QFtVryYd0fkl+H6JIQVJMr v1ZKervGLughk9mkUhLJxtifTJkb3aERzO83AbgWK911jKSSsT5CY2tD1LEc+QGkpwcu 44CXuremu7MCZ6/5415N6uotdMK9VXMg9VZ0PF4bubYynCwrcmxSd+hp7zY5fA9cwYc/ YBBA== X-Gm-Message-State: APjAAAW4JmBdFD3fF0NG9mYr+P54YvUO3PbWKYyRN/9dFpsKq14lxVji pL1ZWQfAX7beS8GU8fdC0a2zyCTZf0g= X-Google-Smtp-Source: APXvYqwrhdOTUxtnU/YboFEUeHlnHpB0o9DD9z8owCifwcGwGcYumdPdme9fj3RZlOfNkglj0Zv9Bw== X-Received: by 2002:a17:90a:b009:: with SMTP id x9mr1951391pjq.124.1581553417777; Wed, 12 Feb 2020 16:23:37 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 3/3] tcg: Add tcg_gen_gvec_5_ptr Date: Wed, 12 Feb 2020 16:23:32 -0800 Message-Id: <20200213002332.31821-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200213002332.31821-1-richard.henderson@linaro.org> References: <20200213002332.31821-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::644 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , peter.maydell@linaro.org, Taylor Simpson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Extend the vector generator infrastructure to handle 5 vector arguments. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Alex Benn=C3=A9e Reviewed-by: Taylor Simpson Signed-off-by: Richard Henderson --- include/tcg/tcg-op-gvec.h | 7 +++++++ tcg/tcg-op-gvec.c | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+) diff --git a/include/tcg/tcg-op-gvec.h b/include/tcg/tcg-op-gvec.h index 830d68f697..74534e2480 100644 --- a/include/tcg/tcg-op-gvec.h +++ b/include/tcg/tcg-op-gvec.h @@ -83,6 +83,13 @@ void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, ui= nt32_t bofs, uint32_t maxsz, int32_t data, gen_helper_gvec_4_ptr *fn); =20 +typedef void gen_helper_gvec_5_ptr(TCGv_ptr, TCGv_ptr, TCGv_ptr, TCGv_ptr, + TCGv_ptr, TCGv_ptr, TCGv_i32); +void tcg_gen_gvec_5_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs, + uint32_t cofs, uint32_t eofs, TCGv_ptr ptr, + uint32_t oprsz, uint32_t maxsz, int32_t data, + gen_helper_gvec_5_ptr *fn); + /* Expand a gvec operation. Either inline or out-of-line depending on the actual vector size and the operations supported by the host. */ typedef struct { diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c index 41b4a3c661..327d9588e0 100644 --- a/tcg/tcg-op-gvec.c +++ b/tcg/tcg-op-gvec.c @@ -290,6 +290,38 @@ void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, = uint32_t bofs, tcg_temp_free_i32(desc); } =20 +/* Generate a call to a gvec-style helper with five vector operands + and an extra pointer operand. */ +void tcg_gen_gvec_5_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs, + uint32_t cofs, uint32_t eofs, TCGv_ptr ptr, + uint32_t oprsz, uint32_t maxsz, int32_t data, + gen_helper_gvec_5_ptr *fn) +{ + TCGv_ptr a0, a1, a2, a3, a4; + TCGv_i32 desc =3D tcg_const_i32(simd_desc(oprsz, maxsz, data)); + + a0 =3D tcg_temp_new_ptr(); + a1 =3D tcg_temp_new_ptr(); + a2 =3D tcg_temp_new_ptr(); + a3 =3D tcg_temp_new_ptr(); + a4 =3D tcg_temp_new_ptr(); + + tcg_gen_addi_ptr(a0, cpu_env, dofs); + tcg_gen_addi_ptr(a1, cpu_env, aofs); + tcg_gen_addi_ptr(a2, cpu_env, bofs); + tcg_gen_addi_ptr(a3, cpu_env, cofs); + tcg_gen_addi_ptr(a4, cpu_env, eofs); + + fn(a0, a1, a2, a3, a4, ptr, desc); + + tcg_temp_free_ptr(a0); + tcg_temp_free_ptr(a1); + tcg_temp_free_ptr(a2); + tcg_temp_free_ptr(a3); + tcg_temp_free_ptr(a4); + tcg_temp_free_i32(desc); +} + /* Return true if we want to implement something of OPRSZ bytes in units of LNSZ. This limits the expansion of inline code. */ static inline bool check_size_impl(uint32_t oprsz, uint32_t lnsz) --=20 2.20.1