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[187.189.51.143]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-2f78ff0471esm528016fac.3.2025.07.04.07.21.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jul 2025 07:21:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1751638909; x=1752243709; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=N99/thIYmrVhphn4jsghLGsBrndERIdHe0ir0x8GWEE=; b=KYPdP7Gd+T7jWW+nuDah7b4liP7rfW/Tgf/26K76duGE4NPuUd8U+oFxfrMQUn7q6w vJB1Yb2xPD5oZWCKRT80T1U3sMy3f+7B4sGHdwFOxwUh0amEjBS9aPeRYxQiAFNWtCj0 S7VHc3hAfy4xOaSwdH1twa7TuGauBaWEsFrnNyeezAP6uYuYcjzXuX/1isbcmxJW4WuX cH4ajJ8OQHQ9gyFAubWv8hkMwUkwnsTlePMRqCgF8kpQEn8FBFnA0ckAzXL9hrwhKv0e Z8cD8+waMgcPIvAMRqkxG0VTxVT9p6y45JBoj8cZ0JFNRrclwKXpF/1+6zo7/Br9BCgi OgfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751638909; x=1752243709; 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:message-id:reply-to; bh=N99/thIYmrVhphn4jsghLGsBrndERIdHe0ir0x8GWEE=; b=IyLZFChWejhpecJrA/aflKrNXiCb+FcunmIe2PFrktTX/dQeq+T802WHBzF1VLwKL1 07yKvDTCYsFKJT5UbnvR7B6IIHXsyd6Gi/ZxbrykuL95fADMTIWQVUyRQfWJVbCNm5DK WnYGE39rthPMZMrr2Sn++gZRvekbp/LFHe63ziNW4cOf53qEut+5UC5CqKeE8p+derLT y5ESe3IeglA5EZTB0U+wIfidicugFPf8Fr2YpimWAfuEAlTVGGDx5hj7kRosjcJV1Vz4 +wrPmkCDP0tgXiRMKYYb9sKOWYdQoC2WCQy6fAm3xs2rlP/ORsC5Qq42Z38HESSfxVk0 vRZA== X-Gm-Message-State: AOJu0YwZpdTG2zVMj/8Q1LYW0WuOTj4xrqvgzQ7gljePW2UPC0x4jmnj ARKNEirivekyUqE9oRqfK7M3sxsXvyKtEebIMG420H0eXzxVj/OGpS0Agkv/LewfxsWTnaegLjL HmTy9gjE= X-Gm-Gg: ASbGnctSCej0SfcG7rpYnfVH78ra8/f0i9agttRQCglkYAJJpKjH78JGOgbgQCQXuj3 MHNMo5XwQwPFqQmLeDZmXmfZ4IVmY5WucELwX0R9IVAPDUZ3lbnVovr+noSjrJVA6tJZA5LteVE GP06FZRaFocAbmyBuQdtSCAKKeOH/xNDsSCnyfL7e2ag2jHWZ/ga/eo37SDALBmLj2K91nY8Fha ROWqIRPcs5DYamNzQKM7gJ7CFVulgqRtfrLyTdOcHsS75Qmqau5xumd2ClRSxdDI5fJFsY7t1ww 441zNLeZOdzpae40fILBd4mEZ7cK/Q/Aq9Mc82zqegFVJDR3BJgc9QIOXumhPIuEHuaZpF0VtSF VhMQWWCIDPSRu/7yxRtJM7WBPj7YKYs+H15Ux5wY8kSd5N5Cl X-Google-Smtp-Source: AGHT+IECRBt11eYsF+Iig8KsLvyzlMJf0c8h2uvR9dWkR18NiciS9vhmAZvrjQM2fQysBvWJojDt+Q== X-Received: by 2002:a05:6870:5588:b0:2b8:e6f2:ba7e with SMTP id 586e51a60fabf-2f796aaea72mr1847358fac.12.1751638909157; Fri, 04 Jul 2025 07:21:49 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, peter.maydell@linaro.org Subject: [PATCH v4 034/108] target/arm: Pass ZA to helper_sve2_fmlal_zz[zx]w_s Date: Fri, 4 Jul 2025 08:19:57 -0600 Message-ID: <20250704142112.1018902-35-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250704142112.1018902-1-richard.henderson@linaro.org> References: <20250704142112.1018902-1-richard.henderson@linaro.org> 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=2001:4860:4864:20::31; envelope-from=richard.henderson@linaro.org; helo=mail-oa1-x31.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1751640894001116600 Content-Type: text/plain; charset="utf-8" Indicate whether to use FPST_FPCR or FPST_ZA via bit 2 of simd_data(desc). For SVE, this bit remains zero. For do_FMLAL_zzzw, this requires no change. For do_FMLAL_zzxw, move the index up one bit. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/tcg/translate-sve.c | 2 +- target/arm/tcg/vec_helper.c | 8 +++++--- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/target/arm/tcg/translate-sve.c b/target/arm/tcg/translate-sve.c index 7e304245c6..b85bd885f9 100644 --- a/target/arm/tcg/translate-sve.c +++ b/target/arm/tcg/translate-sve.c @@ -7214,7 +7214,7 @@ static bool do_FMLAL_zzxw(DisasContext *s, arg_rrxr_e= sz *a, bool sub, bool sel) { return gen_gvec_ptr_zzzz(s, gen_helper_sve2_fmlal_zzxw_s, a->rd, a->rn, a->rm, a->ra, - (a->index << 2) | (sel << 1) | sub, tcg_env); + (a->index << 3) | (sel << 1) | sub, tcg_env); } =20 TRANS_FEAT(FMLALB_zzxw, aa64_sve2, do_FMLAL_zzxw, a, false, false) diff --git a/target/arm/tcg/vec_helper.c b/target/arm/tcg/vec_helper.c index 8b49577e2f..e8467823f2 100644 --- a/target/arm/tcg/vec_helper.c +++ b/target/arm/tcg/vec_helper.c @@ -2191,7 +2191,8 @@ void HELPER(sve2_fmlal_zzzw_s)(void *vd, void *vn, vo= id *vm, void *va, intptr_t i, oprsz =3D simd_oprsz(desc); bool is_s =3D extract32(desc, SIMD_DATA_SHIFT, 1); intptr_t sel =3D extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(floa= t16); - float_status *status =3D &env->vfp.fp_status[FPST_A64]; + bool za =3D extract32(desc, SIMD_DATA_SHIFT + 2, 1); + float_status *status =3D &env->vfp.fp_status[za ? FPST_ZA : FPST_A64]; bool fz16 =3D env->vfp.fpcr & FPCR_FZ16; int negx =3D 0, negf =3D 0; =20 @@ -2274,8 +2275,9 @@ void HELPER(sve2_fmlal_zzxw_s)(void *vd, void *vn, vo= id *vm, void *va, intptr_t i, j, oprsz =3D simd_oprsz(desc); bool is_s =3D extract32(desc, SIMD_DATA_SHIFT, 1); intptr_t sel =3D extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(floa= t16); - intptr_t idx =3D extract32(desc, SIMD_DATA_SHIFT + 2, 3) * sizeof(floa= t16); - float_status *status =3D &env->vfp.fp_status[FPST_A64]; + bool za =3D extract32(desc, SIMD_DATA_SHIFT + 2, 1); + intptr_t idx =3D extract32(desc, SIMD_DATA_SHIFT + 3, 3) * sizeof(floa= t16); + float_status *status =3D &env->vfp.fp_status[za ? FPST_ZA : FPST_A64]; bool fz16 =3D env->vfp.fpcr & FPCR_FZ16; int negx =3D 0, negf =3D 0; =20 --=20 2.43.0