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Tue, 10 Dec 2024 08:25:08 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH v2 67/69] target/arm: Introduce gen_gvec_urecpe, gen_gvec_ursqrte Date: Tue, 10 Dec 2024 10:17:31 -0600 Message-ID: <20241210161733.1830573-68-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241210161733.1830573-1-richard.henderson@linaro.org> References: <20241210161733.1830573-1-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=2a00:1450:4864:20::12d; envelope-from=richard.henderson@linaro.org; helo=mail-lf1-x12d.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: 2.1.29 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: 1733847978422116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/helper.h | 3 +++ target/arm/tcg/translate.h | 5 +++++ target/arm/tcg/gengvec.c | 16 ++++++++++++++++ target/arm/tcg/translate-neon.c | 4 ++-- target/arm/tcg/vec_helper.c | 22 ++++++++++++++++++++++ 5 files changed, 48 insertions(+), 2 deletions(-) diff --git a/target/arm/helper.h b/target/arm/helper.h index 1132a5cab6..9919b1367b 100644 --- a/target/arm/helper.h +++ b/target/arm/helper.h @@ -1121,6 +1121,9 @@ DEF_HELPER_FLAGS_4(gvec_uminp_b, TCG_CALL_NO_RWG, voi= d, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_uminp_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_uminp_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) =20 +DEF_HELPER_FLAGS_3(gvec_urecpe_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32) +DEF_HELPER_FLAGS_3(gvec_ursqrte_s, TCG_CALL_NO_RWG, void, ptr, ptr, i32) + #ifdef TARGET_AARCH64 #include "tcg/helper-a64.h" #include "tcg/helper-sve.h" diff --git a/target/arm/tcg/translate.h b/target/arm/tcg/translate.h index b996de2c15..9b9abf1992 100644 --- a/target/arm/tcg/translate.h +++ b/target/arm/tcg/translate.h @@ -608,6 +608,11 @@ void gen_gvec_fabs(unsigned vece, uint32_t dofs, uint3= 2_t aofs, void gen_gvec_fneg(unsigned vece, uint32_t dofs, uint32_t aofs, uint32_t oprsz, uint32_t maxsz); =20 +void gen_gvec_urecpe(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz); +void gen_gvec_ursqrte(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz); + /* * Forward to the isar_feature_* tests given a DisasContext pointer. */ diff --git a/target/arm/tcg/gengvec.c b/target/arm/tcg/gengvec.c index 01c9d5436d..01867f8ace 100644 --- a/target/arm/tcg/gengvec.c +++ b/target/arm/tcg/gengvec.c @@ -2711,3 +2711,19 @@ void gen_gvec_fneg(unsigned vece, uint32_t dofs, uin= t32_t aofs, uint64_t s_bit =3D 1ull << ((8 << vece) - 1); tcg_gen_gvec_xori(vece, dofs, aofs, s_bit, oprsz, maxsz); } + +void gen_gvec_urecpe(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz) +{ + assert(vece =3D=3D MO_32); + tcg_gen_gvec_2_ool(rd_ofs, rn_ofs, opr_sz, max_sz, 0, + gen_helper_gvec_urecpe_s); +} + +void gen_gvec_ursqrte(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz) +{ + assert(vece =3D=3D MO_32); + tcg_gen_gvec_2_ool(rd_ofs, rn_ofs, opr_sz, max_sz, 0, + gen_helper_gvec_ursqrte_s); +} diff --git a/target/arm/tcg/translate-neon.c b/target/arm/tcg/translate-neo= n.c index f9ca889bec..c4fecb8fd6 100644 --- a/target/arm/tcg/translate-neon.c +++ b/target/arm/tcg/translate-neon.c @@ -3070,7 +3070,7 @@ static bool trans_VRECPE(DisasContext *s, arg_2misc *= a) if (a->size !=3D 2) { return false; } - return do_2misc(s, a, gen_helper_recpe_u32); + return do_2misc_vec(s, a, gen_gvec_urecpe); } =20 static bool trans_VRSQRTE(DisasContext *s, arg_2misc *a) @@ -3078,7 +3078,7 @@ static bool trans_VRSQRTE(DisasContext *s, arg_2misc = *a) if (a->size !=3D 2) { return false; } - return do_2misc(s, a, gen_helper_rsqrte_u32); + return do_2misc_vec(s, a, gen_gvec_ursqrte); } =20 #define WRAP_1OP_ENV_FN(WRAPNAME, FUNC) \ diff --git a/target/arm/tcg/vec_helper.c b/target/arm/tcg/vec_helper.c index 0f4b5670f3..c824e8307b 100644 --- a/target/arm/tcg/vec_helper.c +++ b/target/arm/tcg/vec_helper.c @@ -3105,3 +3105,25 @@ void HELPER(gvec_rbit_b)(void *vd, void *vn, uint32_= t desc) } clear_tail(d, opr_sz, simd_maxsz(desc)); } + +void HELPER(gvec_urecpe_s)(void *vd, void *vn, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc); + uint32_t *d =3D vd, *n =3D vn; + + for (i =3D 0; i < opr_sz / 4; ++i) { + d[i] =3D helper_recpe_u32(n[i]); + } + clear_tail(d, opr_sz, simd_maxsz(desc)); +} + +void HELPER(gvec_ursqrte_s)(void *vd, void *vn, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc); + uint32_t *d =3D vd, *n =3D vn; + + for (i =3D 0; i < opr_sz / 4; ++i) { + d[i] =3D helper_rsqrte_u32(n[i]); + } + clear_tail(d, opr_sz, simd_maxsz(desc)); +} --=20 2.43.0