From patchwork Fri Jan 7 18:56:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matheus K. Ferst" X-Patchwork-Id: 12707031 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 790F0C433F5 for ; Fri, 7 Jan 2022 20:07:01 +0000 (UTC) Received: from localhost ([::1]:49872 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5uUw-0004up-Ea for qemu-devel@archiver.kernel.org; Fri, 07 Jan 2022 14:01:58 -0500 Received: from eggs.gnu.org ([209.51.188.92]:39628) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5uQy-0008OE-2v; Fri, 07 Jan 2022 13:57:52 -0500 Received: from [201.28.113.2] (port=2396 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5uQw-0007H4-6n; Fri, 07 Jan 2022 13:57:51 -0500 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Fri, 7 Jan 2022 15:57:38 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id 25CAF8001D1; Fri, 7 Jan 2022 15:57:38 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH 04/37] target/ppc: vmulh* instructions use gvec Date: Fri, 7 Jan 2022 15:56:20 -0300 Message-Id: <20220107185653.1609775-5-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220107185653.1609775-1-matheus.ferst@eldorado.org.br> References: <20220107185653.1609775-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 07 Jan 2022 18:57:38.0521 (UTC) FILETIME=[70B67C90:01D803F8] X-Host-Lookup-Failed: Reverse DNS lookup failed for 201.28.113.2 (failed) Received-SPF: pass client-ip=201.28.113.2; envelope-from=matheus.ferst@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , Cc: "Lucas Mateus Castro \(alqotel\)" , danielhb413@gmail.com, richard.henderson@linaro.org, groug@kaod.org, Lucas Mateus Castro , clg@kaod.org, Matheus Ferst , david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Lucas Mateus Castro (alqotel)" Changed vmulhuw, vmulhud, vmulhsw, vmulhsd to use gvec instructions Signed-off-by: Lucas Mateus Castro (alqotel) Signed-off-by: Matheus Ferst --- target/ppc/helper.h | 8 +- target/ppc/int_helper.c | 8 +- target/ppc/translate/vmx-impl.c.inc | 154 +++++++++++++++++++++++++++- 3 files changed, 158 insertions(+), 12 deletions(-) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 1125a1704d..92595a42df 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -207,10 +207,10 @@ DEF_HELPER_3(VMULOUB, void, avr, avr, avr) DEF_HELPER_3(VMULOUH, void, avr, avr, avr) DEF_HELPER_3(VMULOUW, void, avr, avr, avr) DEF_HELPER_3(VMULOUD, void, avr, avr, avr) -DEF_HELPER_3(VMULHSW, void, avr, avr, avr) -DEF_HELPER_3(VMULHUW, void, avr, avr, avr) -DEF_HELPER_3(VMULHSD, void, avr, avr, avr) -DEF_HELPER_3(VMULHUD, void, avr, avr, avr) +DEF_HELPER_4(VMULHSW, void, avr, avr, avr, i32) +DEF_HELPER_4(VMULHUW, void, avr, avr, avr, i32) +DEF_HELPER_4(VMULHSD, void, avr, avr, avr, i32) +DEF_HELPER_4(VMULHUD, void, avr, avr, avr, i32) DEF_HELPER_3(vslo, void, avr, avr, avr) DEF_HELPER_3(vsro, void, avr, avr, avr) DEF_HELPER_3(vsrv, void, avr, avr, avr) diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index e134162fdd..79cde68f19 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -1200,7 +1200,7 @@ void helper_VMULOUD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) mulu64(&r->VsrD(1), &r->VsrD(0), a->VsrD(1), b->VsrD(1)); } -void helper_VMULHSW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VMULHSW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t desc) { int i; @@ -1209,7 +1209,7 @@ void helper_VMULHSW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } } -void helper_VMULHUW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VMULHUW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t desc) { int i; @@ -1219,7 +1219,7 @@ void helper_VMULHUW(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } } -void helper_VMULHSD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VMULHSD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t desc) { uint64_t discard; @@ -1227,7 +1227,7 @@ void helper_VMULHSD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) muls64(&discard, &r->u64[1], a->s64[1], b->s64[1]); } -void helper_VMULHUD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VMULHUD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t desc) { uint64_t discard; diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 62d0642226..bed8df81c4 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -2126,10 +2126,156 @@ TRANS_FLAGS2(ISA310, VMULOSD, do_vx_helper, gen_helper_VMULOSD) TRANS_FLAGS2(ISA310, VMULEUD, do_vx_helper, gen_helper_VMULEUD) TRANS_FLAGS2(ISA310, VMULOUD, do_vx_helper, gen_helper_VMULOUD) -TRANS_FLAGS2(ISA310, VMULHSW, do_vx_helper, gen_helper_VMULHSW) -TRANS_FLAGS2(ISA310, VMULHSD, do_vx_helper, gen_helper_VMULHSD) -TRANS_FLAGS2(ISA310, VMULHUW, do_vx_helper, gen_helper_VMULHUW) -TRANS_FLAGS2(ISA310, VMULHUD, do_vx_helper, gen_helper_VMULHUD) +static void do_vx_vmulhu_vec(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b) +{ + TCGv_vec a1, b1, mask, w, k; + unsigned bits; + bits = (vece == MO_32) ? 16 : 32; + + a1 = tcg_temp_new_vec_matching(t); + b1 = tcg_temp_new_vec_matching(t); + w = tcg_temp_new_vec_matching(t); + k = tcg_temp_new_vec_matching(t); + mask = tcg_temp_new_vec_matching(t); + + tcg_gen_dupi_vec(vece, mask, (vece == MO_32) ? 0xFFFF : 0xFFFFFFFF); + tcg_gen_and_vec(vece, a1, a, mask); + tcg_gen_and_vec(vece, b1, b, mask); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_shri_vec(vece, k, t, bits); + + tcg_gen_shri_vec(vece, a1, a, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, k); + tcg_gen_and_vec(vece, k, t, mask); + tcg_gen_shri_vec(vece, w, t, bits); + + tcg_gen_and_vec(vece, a1, a, mask); + tcg_gen_shri_vec(vece, b1, b, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, k); + tcg_gen_shri_vec(vece, k, t, bits); + + tcg_gen_shri_vec(vece, a1, a, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, w); + tcg_gen_add_vec(vece, t, t, k); + + tcg_temp_free_vec(a1); + tcg_temp_free_vec(b1); + tcg_temp_free_vec(w); + tcg_temp_free_vec(k); + tcg_temp_free_vec(mask); +} + +static bool do_vx_mulhu(DisasContext *ctx, arg_VX *a, unsigned vece) +{ + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + static const TCGOpcode vecop_list[] = { + INDEX_op_mul_vec, INDEX_op_add_vec, INDEX_op_shri_vec, 0 + }; + + static const GVecGen3 op[2] = { + { + .fniv = do_vx_vmulhu_vec, + .fno = gen_helper_VMULHUW, + .opt_opc = vecop_list, + .vece = MO_32 + }, + { + .fniv = do_vx_vmulhu_vec, + .fno = gen_helper_VMULHUD, + .opt_opc = vecop_list, + .vece = MO_64 + }, + }; + + tcg_gen_gvec_3(avr_full_offset(a->vrt), avr_full_offset(a->vra), + avr_full_offset(a->vrb), 16, 16, &op[vece - MO_32]); + + return true; + +} + +static void do_vx_vmulhs_vec(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b) +{ + TCGv_vec a1, b1, mask, w, k; + unsigned bits; + bits = (vece == MO_32) ? 16 : 32; + + a1 = tcg_temp_new_vec_matching(t); + b1 = tcg_temp_new_vec_matching(t); + w = tcg_temp_new_vec_matching(t); + k = tcg_temp_new_vec_matching(t); + mask = tcg_temp_new_vec_matching(t); + + tcg_gen_dupi_vec(vece, mask, (vece == MO_32) ? 0xFFFF : 0xFFFFFFFF); + tcg_gen_and_vec(vece, a1, a, mask); + tcg_gen_and_vec(vece, b1, b, mask); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_shri_vec(vece, k, t, bits); + + tcg_gen_sari_vec(vece, a1, a, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, k); + tcg_gen_and_vec(vece, k, t, mask); + tcg_gen_sari_vec(vece, w, t, bits); + + tcg_gen_and_vec(vece, a1, a, mask); + tcg_gen_sari_vec(vece, b1, b, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, k); + tcg_gen_sari_vec(vece, k, t, bits); + + tcg_gen_sari_vec(vece, a1, a, bits); + tcg_gen_mul_vec(vece, t, a1, b1); + tcg_gen_add_vec(vece, t, t, w); + tcg_gen_add_vec(vece, t, t, k); + + tcg_temp_free_vec(a1); + tcg_temp_free_vec(b1); + tcg_temp_free_vec(w); + tcg_temp_free_vec(k); + tcg_temp_free_vec(mask); +} + +static bool do_vx_mulhs(DisasContext *ctx, arg_VX *a, unsigned vece) +{ + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + static const TCGOpcode vecop_list[] = { + INDEX_op_mul_vec, INDEX_op_add_vec, INDEX_op_shri_vec, + INDEX_op_sari_vec, 0 + }; + + static const GVecGen3 op[2] = { + { + .fniv = do_vx_vmulhs_vec, + .fno = gen_helper_VMULHSW, + .opt_opc = vecop_list, + .vece = MO_32 + }, + { + .fniv = do_vx_vmulhs_vec, + .fno = gen_helper_VMULHSD, + .opt_opc = vecop_list, + .vece = MO_64 + }, + }; + + tcg_gen_gvec_3(avr_full_offset(a->vrt), avr_full_offset(a->vra), + avr_full_offset(a->vrb), 16, 16, &op[vece - MO_32]); + + return true; +} + +TRANS(VMULHSW, do_vx_mulhs, MO_32) +TRANS(VMULHSD, do_vx_mulhs, MO_64) +TRANS(VMULHUW, do_vx_mulhu, MO_32) +TRANS(VMULHUD, do_vx_mulhu, MO_64) #undef GEN_VR_LDX #undef GEN_VR_STX