From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84FE2C3526B for ; Wed, 16 Dec 2020 00:07:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6992322D07 for ; Wed, 16 Dec 2020 00:07:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727453AbgLPAAy (ORCPT ); Tue, 15 Dec 2020 19:00:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729666AbgLOW7i (ORCPT ); Tue, 15 Dec 2020 17:59:38 -0500 Received: from mail-ed1-x541.google.com (mail-ed1-x541.google.com [IPv6:2a00:1450:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98A25C0611CA for ; Tue, 15 Dec 2020 14:59:20 -0800 (PST) Received: by mail-ed1-x541.google.com with SMTP id cm17so22842264edb.4 for ; Tue, 15 Dec 2020 14:59:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=r721GGoO1vJJZamWSQ/I62tzPtsotRE5k1CFdAPPmsI=; b=ksGYyZqUjnjTpQUlnJkwvhrtsTgCJRP3j5mC6OARLNZQF2ZrJ1V+UhVw8CojGWW3/3 WO5B8qupZBGOhKvfYWG4DItmratQ+a/4+qPS1HLXosQWnWKkPc/nkPvCs4l+Jov8kDx/ t8HSxfIh8b5woyVg5KHKoYSQqbU2txnbWYDuKV6NSfRJQ/j+skrIqCkyHWey8VVbqiOM XM9lf20J9/7RHu09BygD1EfvPu3uGCxO3lFf1xFqjRZUCHqPNhVX/Xkxqw6aBL8HTfbW UPhbdt4btRRu8RbClKYwtZcbkLrYPvFR9aadTWTEpUQ0BSzijYdMj1wdVlse/Vx66Doe SxkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=r721GGoO1vJJZamWSQ/I62tzPtsotRE5k1CFdAPPmsI=; b=Zn1Ny8cKf5q6xhvlDir3F6mMX93PAlC4pn2EHpgjSUBfpn9+l8DgRLETNqg28M17BQ CHlXCv30QL4+zv5vFpEumcIaG8ZsTIlTc3+760ueHr2OcPqZ4ZarQcsCAPN/CfgNSC99 s6V6wAzdHqwcQZligD3oL81gkmuagxTMUZKZBrZEjIKkqbaboncKNAE15DeoBhAQYxov hGzytZMtwlyuBPjwmTnz1v4ydGCU+c0hwQp5jyNZ9QgExdmdt6VGBJpVaAq6XwisPZFw j0a14tAyXQTeiHi0s6JH/A+5D8PPmso1Jjn/ai4nXwulnLY22JlLYNI/chbLZTU8Qnsz 0GjQ== X-Gm-Message-State: AOAM533JGoD1Wi0jmeWRVtIxL6HbPo0Yispeq8JGGn2eZ0En1jYXposE 0Eiypbu8qEftdzFYeKtgV44= X-Google-Smtp-Source: ABdhPJzDX2qNpMB5rixf8fmszl3M6Xc5Sf7KCB17rbtRfsvmzCRyz1COJgMcmCqIhuY2FxDNAuNTPQ== X-Received: by 2002:aa7:d75a:: with SMTP id a26mr30675115eds.230.1608073159415; Tue, 15 Dec 2020 14:59:19 -0800 (PST) Received: from x1w.redhat.com (101.red-88-21-206.staticip.rima-tde.net. [88.21.206.101]) by smtp.gmail.com with ESMTPSA id f11sm20317375edy.59.2020.12.15.14.59.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Dec 2020 14:59:18 -0800 (PST) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: Richard Henderson , qemu-devel@nongnu.org Cc: kvm@vger.kernel.org, Aleksandar Rikalo , Paolo Bonzini , Aurelien Jarno , Jiaxun Yang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Huacai Chen Subject: [PATCH v2 14/24] target/mips: Move msa_reset() to mod-msa_helper.c Date: Tue, 15 Dec 2020 23:57:47 +0100 Message-Id: <20201215225757.764263-15-f4bug@amsat.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201215225757.764263-1-f4bug@amsat.org> References: <20201215225757.764263-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org translate_init.c.inc mostly contains CPU definitions. msa_reset() doesn't belong here, move it with the MSA helpers. One comment style is updated to avoid checkpatch.pl warning. Signed-off-by: Philippe Mathieu-Daudé --- target/mips/internal.h | 2 ++ target/mips/cpu.c | 1 + target/mips/mod-msa_helper.c | 36 ++++++++++++++++++++++++++++++++++++ target/mips/cpu-defs.c.inc | 36 ------------------------------------ 4 files changed, 39 insertions(+), 36 deletions(-) diff --git a/target/mips/internal.h b/target/mips/internal.h index 1ab2454e61d..76269cfc7bb 100644 --- a/target/mips/internal.h +++ b/target/mips/internal.h @@ -199,6 +199,8 @@ static inline bool cpu_mips_hw_interrupts_pending(CPUMIPSState *env) void mips_tcg_init(void); +void msa_reset(CPUMIPSState *env); + /* cp0_timer.c */ uint32_t cpu_mips_get_count(CPUMIPSState *env); void cpu_mips_store_count(CPUMIPSState *env, uint32_t value); diff --git a/target/mips/cpu.c b/target/mips/cpu.c index 77ebd94c655..26e110b687e 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -33,6 +33,7 @@ #include "hw/qdev-clock.h" #include "hw/semihosting/semihost.h" #include "qapi/qapi-commands-machine-target.h" +#include "fpu_helper.h" #if !defined(CONFIG_USER_ONLY) diff --git a/target/mips/mod-msa_helper.c b/target/mips/mod-msa_helper.c index b89b4c44902..f0d728c03f0 100644 --- a/target/mips/mod-msa_helper.c +++ b/target/mips/mod-msa_helper.c @@ -8201,3 +8201,39 @@ void helper_msa_ffint_u_df(CPUMIPSState *env, uint32_t df, uint32_t wd, msa_move_v(pwd, pwx); } + +void msa_reset(CPUMIPSState *env) +{ + if (!ase_msa_available(env)) { + return; + } + +#ifdef CONFIG_USER_ONLY + /* MSA access enabled */ + env->CP0_Config5 |= 1 << CP0C5_MSAEn; + env->CP0_Status |= (1 << CP0St_CU1) | (1 << CP0St_FR); +#endif + + /* + * MSA CSR: + * - non-signaling floating point exception mode off (NX bit is 0) + * - Cause, Enables, and Flags are all 0 + * - round to nearest / ties to even (RM bits are 0) + */ + env->active_tc.msacsr = 0; + + restore_msa_fp_status(env); + + /* tininess detected after rounding.*/ + set_float_detect_tininess(float_tininess_after_rounding, + &env->active_tc.msa_fp_status); + + /* clear float_status exception flags */ + set_float_exception_flags(0, &env->active_tc.msa_fp_status); + + /* clear float_status nan mode */ + set_default_nan_mode(0, &env->active_tc.msa_fp_status); + + /* set proper signanling bit meaning ("1" means "quiet") */ + set_snan_bit_is_one(0, &env->active_tc.msa_fp_status); +} diff --git a/target/mips/cpu-defs.c.inc b/target/mips/cpu-defs.c.inc index 325b24b8e2c..320ebf29f1f 100644 --- a/target/mips/cpu-defs.c.inc +++ b/target/mips/cpu-defs.c.inc @@ -18,8 +18,6 @@ * License along with this library; if not, see . */ -#include "fpu_helper.h" - /* CPU / CPU family specific config register values. */ /* Have config1, uncached coherency */ @@ -973,37 +971,3 @@ static void mvp_init(CPUMIPSState *env) (0x0 << CP0MVPC1_PCX) | (0x0 << CP0MVPC1_PCP2) | (0x1 << CP0MVPC1_PCP1); } - -static void msa_reset(CPUMIPSState *env) -{ - if (!ase_msa_available(env)) { - return; - } - -#ifdef CONFIG_USER_ONLY - /* MSA access enabled */ - env->CP0_Config5 |= 1 << CP0C5_MSAEn; - env->CP0_Status |= (1 << CP0St_CU1) | (1 << CP0St_FR); -#endif - - /* MSA CSR: - - non-signaling floating point exception mode off (NX bit is 0) - - Cause, Enables, and Flags are all 0 - - round to nearest / ties to even (RM bits are 0) */ - env->active_tc.msacsr = 0; - - restore_msa_fp_status(env); - - /* tininess detected after rounding.*/ - set_float_detect_tininess(float_tininess_after_rounding, - &env->active_tc.msa_fp_status); - - /* clear float_status exception flags */ - set_float_exception_flags(0, &env->active_tc.msa_fp_status); - - /* clear float_status nan mode */ - set_default_nan_mode(0, &env->active_tc.msa_fp_status); - - /* set proper signanling bit meaning ("1" means "quiet") */ - set_snan_bit_is_one(0, &env->active_tc.msa_fp_status); -} -- 2.26.2