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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id n10sm18891677wre.95.2021.06.07.09.58.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Jun 2021 09:58:55 -0700 (PDT) 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=1WD5R16SCIkydee14wkB4oUuOr6qYBE+bCok0uIGeuo=; b=r071pn/D6zqXKvFKFgzX/p1/Z6w3tE054xAmt4Ps7O9t0d2pFvNW6x12mRwRzkY3v4 hHoK3uQ3o7li+vBBzZv0mXgRuEh8FwQr63AupLlbq9IDtvM2juqttwXFjRbprMm+ebnL qU/kuG/gA4vy+HEOqAIo5b0d4l+WGhxKZYIeyzJ+sESVMSy4WZcTAZdi2N//AZwyb/6s Pnmp10lPjwx3S2x0fG4egWe6L/oXNBZRjoueMFhmw2N4yathE78Xt271fkQzGKjAtQtZ ClBaEjtwLrIsRjFa0MCmtwX/75hjiOf1Ncs4eMUVK5BquFVclndmm1lKm9/AcvMljJvF 1gQQ== 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=1WD5R16SCIkydee14wkB4oUuOr6qYBE+bCok0uIGeuo=; b=mAu6Vm4FZqXR//E2soL6moWVDRMoxH4JfvRrD1CSD1hDlyqk7Co5dXo8GMEqX/OsCR T1Y8j595A/cLjsMRZael4JBv/0MsKynxNgXDpTvPh8m0dsUKXkeLlF6wx0FT+OqVg6PC X3CzNqvRtpkcS42vDPtDSryo9xfGvvMVTjJYUjFSrrkdNY+N99gU8fqFxe3qfGigKWl7 zKwP9tckQN9XN5f3ZFfm3cRge75Aj3eh7GratI6KhvJcZPV+IPhZb9rUFuv4z5SgAiic 1AQmZLIjrawOrBwV5D+y8exqtn6lfk6GBV2HifEY5WN7lA1G2OJ7Q1AfpGXLdBQH4lT0 cpmg== X-Gm-Message-State: AOAM533HEq14Mhtfnn7XaqtyVtAN+gWqTJiIhkOqu+BtQLUkhV4+MhP9 SSfqMFZORIfIX0xam9ijHd7Y/WiENxt0pTSF X-Google-Smtp-Source: ABdhPJxoM/cwaKYHJZelpZxqZh+7+oVIv1tMUZII9PX9hhIGRDn5oRh4tYxkF3zfdd278Wwl+dR05w== X-Received: by 2002:a05:600c:3790:: with SMTP id o16mr65164wmr.41.1623085136048; Mon, 07 Jun 2021 09:58:56 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 41/55] target/arm: Implement MVE VQDMULH, VQRDMULH (vector) Date: Mon, 7 Jun 2021 17:58:07 +0100 Message-Id: <20210607165821.9892-42-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210607165821.9892-1-peter.maydell@linaro.org> References: <20210607165821.9892-1-peter.maydell@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=2a00:1450:4864:20::336; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x336.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=unavailable autolearn_force=no X-Spam_action: no action 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: Richard Henderson 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" Implement the vector forms of the MVE VQDMULH and VQRDMULH insns. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson --- target/arm/helper-mve.h | 8 ++++++++ target/arm/mve.decode | 3 +++ target/arm/mve_helper.c | 27 +++++++++++++++++++++++++++ target/arm/translate-mve.c | 2 ++ 4 files changed, 40 insertions(+) diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h index 55c4e41deff..a7eddf3d488 100644 --- a/target/arm/helper-mve.h +++ b/target/arm/helper-mve.h @@ -147,6 +147,14 @@ DEF_HELPER_FLAGS_4(mve_vmulltub, TCG_CALL_NO_WG, void,= env, ptr, ptr, ptr) DEF_HELPER_FLAGS_4(mve_vmulltuh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) DEF_HELPER_FLAGS_4(mve_vmulltuw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) =20 +DEF_HELPER_FLAGS_4(mve_vqdmulhb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) +DEF_HELPER_FLAGS_4(mve_vqdmulhh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) +DEF_HELPER_FLAGS_4(mve_vqdmulhw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) + +DEF_HELPER_FLAGS_4(mve_vqrdmulhb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) +DEF_HELPER_FLAGS_4(mve_vqrdmulhh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) +DEF_HELPER_FLAGS_4(mve_vqrdmulhw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr) + DEF_HELPER_FLAGS_4(mve_vadd_scalarb, TCG_CALL_NO_WG, void, env, ptr, ptr, = i32) DEF_HELPER_FLAGS_4(mve_vadd_scalarh, TCG_CALL_NO_WG, void, env, ptr, ptr, = i32) DEF_HELPER_FLAGS_4(mve_vadd_scalarw, TCG_CALL_NO_WG, void, env, ptr, ptr, = i32) diff --git a/target/arm/mve.decode b/target/arm/mve.decode index a71ad7252bf..9860d43f73c 100644 --- a/target/arm/mve.decode +++ b/target/arm/mve.decode @@ -113,6 +113,9 @@ VMULL_BU 111 1 1110 0 . .. ... 1 ... 0 1110 . 0= . 0 ... 0 @2op VMULL_TS 111 0 1110 0 . .. ... 1 ... 1 1110 . 0 . 0 ... 0 @2op VMULL_TU 111 1 1110 0 . .. ... 1 ... 1 1110 . 0 . 0 ... 0 @2op =20 +VQDMULH 1110 1111 0 . .. ... 0 ... 0 1011 . 1 . 0 ... 0 @2op +VQRDMULH 1111 1111 0 . .. ... 0 ... 0 1011 . 1 . 0 ... 0 @2op + # Vector miscellaneous =20 VCLS 1111 1111 1 . 11 .. 00 ... 0 0100 01 . 0 ... 0 @1op diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c index 97529531ed0..7d65bcef56c 100644 --- a/target/arm/mve_helper.c +++ b/target/arm/mve_helper.c @@ -357,6 +357,25 @@ DO_1OP(vfnegs, 4, uint32_t, H4, DO_FNEG) mve_advance_vpt(env); \ } =20 +#define DO_2OP_SAT(OP, ESIZE, TYPE, H, FN) \ + void HELPER(glue(mve_, OP))(CPUARMState *env, void *vd, void *vn, void= *vm) \ + { \ + TYPE *d =3D vd, *n =3D vn, *m =3D vm; = \ + uint16_t mask =3D mve_element_mask(env); \ + unsigned e; \ + for (e =3D 0; e < 16 / ESIZE; e++, mask >>=3D ESIZE) { = \ + bool sat =3D false; \ + TYPE r =3D FN(n[H(e)], m[H(e)], &sat); \ + uint64_t bytemask =3D mask_to_bytemask##ESIZE(mask); \ + d[H(e)] &=3D ~bytemask; \ + d[H(e)] |=3D (r & bytemask); \ + if (sat && (mask & 1)) { \ + env->vfp.qc[0] =3D 1; \ + } \ + } \ + mve_advance_vpt(env); \ + } + #define DO_AND(N, M) ((N) & (M)) #define DO_BIC(N, M) ((N) & ~(M)) #define DO_ORR(N, M) ((N) | (M)) @@ -523,6 +542,14 @@ static inline int32_t do_sat_bhw(int64_t val, int64_t = min, int64_t max, bool *s) #define DO_QRDMULH_W(n, m, s) do_sat_bhw(((int64_t)n * m + (1 << 30)) >> 3= 1, \ INT32_MIN, INT32_MAX, s) =20 +DO_2OP_SAT(vqdmulhb, 1, int8_t, H1, DO_QDMULH_B) +DO_2OP_SAT(vqdmulhh, 2, int16_t, H2, DO_QDMULH_H) +DO_2OP_SAT(vqdmulhw, 4, int32_t, H4, DO_QDMULH_W) + +DO_2OP_SAT(vqrdmulhb, 1, int8_t, H1, DO_QRDMULH_B) +DO_2OP_SAT(vqrdmulhh, 2, int16_t, H2, DO_QRDMULH_H) +DO_2OP_SAT(vqrdmulhw, 4, int32_t, H4, DO_QRDMULH_W) + #define DO_2OP_SCALAR(OP, ESIZE, TYPE, H, FN) \ void HELPER(glue(mve_, OP))(CPUARMState *env, void *vd, void *vn, \ uint32_t rm) \ diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c index 2bb7482e6af..213a90b59b6 100644 --- a/target/arm/translate-mve.c +++ b/target/arm/translate-mve.c @@ -415,6 +415,8 @@ DO_2OP(VMULL_BS, vmullbs) DO_2OP(VMULL_BU, vmullbu) DO_2OP(VMULL_TS, vmullts) DO_2OP(VMULL_TU, vmulltu) +DO_2OP(VQDMULH, vqdmulh) +DO_2OP(VQRDMULH, vqrdmulh) =20 static bool do_2op_scalar(DisasContext *s, arg_2scalar *a, MVEGenTwoOpScalarFn fn) --=20 2.20.1