From patchwork Tue Feb 22 14:36:12 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: 12755265 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 B5BF6C433F5 for ; Tue, 22 Feb 2022 14:57:32 +0000 (UTC) Received: from localhost ([::1]:40498 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nMWbb-0006uF-OK for qemu-devel@archiver.kernel.org; Tue, 22 Feb 2022 09:57:31 -0500 Received: from eggs.gnu.org ([209.51.188.92]:44160) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nMWLL-0007A6-0O; Tue, 22 Feb 2022 09:40:43 -0500 Received: from [187.72.171.209] (port=46527 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nMWLI-0005jB-5o; Tue, 22 Feb 2022 09:40:42 -0500 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Tue, 22 Feb 2022 11:37:41 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id 350568000A7; Tue, 22 Feb 2022 11:37:41 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v4 14/47] target/ppc: implement vstri[bh][lr] Date: Tue, 22 Feb 2022 11:36:12 -0300 Message-Id: <20220222143646.1268606-15-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220222143646.1268606-1-matheus.ferst@eldorado.org.br> References: <20220222143646.1268606-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 22 Feb 2022 14:37:41.0584 (UTC) FILETIME=[BF374500:01D827F9] X-Host-Lookup-Failed: Reverse DNS lookup failed for 187.72.171.209 (failed) Received-SPF: pass client-ip=187.72.171.209; envelope-from=matheus.ferst@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.659, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: danielhb413@gmail.com, richard.henderson@linaro.org, groug@kaod.org, 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: Matheus Ferst Signed-off-by: Matheus Ferst Reviewed-by: Richard Henderson --- v4: - vstri helpers return CR field (rth) --- target/ppc/helper.h | 4 ++++ target/ppc/insn32.decode | 10 ++++++++++ target/ppc/int_helper.c | 28 +++++++++++++++++++++++++++ target/ppc/translate/vmx-impl.c.inc | 30 +++++++++++++++++++++++++++++ 4 files changed, 72 insertions(+) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 303a29fb5a..269150b197 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -211,6 +211,10 @@ DEF_HELPER_4(VINSBLX, void, env, avr, i64, tl) DEF_HELPER_4(VINSHLX, void, env, avr, i64, tl) DEF_HELPER_4(VINSWLX, void, env, avr, i64, tl) DEF_HELPER_4(VINSDLX, void, env, avr, i64, tl) +DEF_HELPER_2(VSTRIBL, i32, avr, avr) +DEF_HELPER_2(VSTRIBR, i32, avr, avr) +DEF_HELPER_2(VSTRIHL, i32, avr, avr) +DEF_HELPER_2(VSTRIHR, i32, avr, avr) DEF_HELPER_2(vnegw, void, avr, avr) DEF_HELPER_2(vnegd, void, avr, avr) DEF_HELPER_2(vupkhpx, void, avr, avr) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index f0cb6602e2..d844d86829 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -63,6 +63,9 @@ &VX_bf bf vra vrb @VX_bf ...... bf:3 .. vra:5 vrb:5 ........... &VX_bf +&VX_tb_rc vrt vrb rc:bool +@VX_tb_rc ...... vrt:5 ..... vrb:5 rc:1 .......... &VX_tb_rc + &VX_uim4 vrt uim vrb @VX_uim4 ...... vrt:5 . uim:4 vrb:5 ........... &VX_uim4 @@ -519,6 +522,13 @@ VMULLD 000100 ..... ..... ..... 00111001001 @VX VMSUMCUD 000100 ..... ..... ..... ..... 010111 @VA VMSUMUDM 000100 ..... ..... ..... ..... 100011 @VA +## Vector String Instructions + +VSTRIBL 000100 ..... 00000 ..... . 0000001101 @VX_tb_rc +VSTRIBR 000100 ..... 00001 ..... . 0000001101 @VX_tb_rc +VSTRIHL 000100 ..... 00010 ..... . 0000001101 @VX_tb_rc +VSTRIHR 000100 ..... 00011 ..... . 0000001101 @VX_tb_rc + # VSX Load/Store Instructions LXV 111101 ..... ..... ............ . 001 @DQ_TSX diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index fce782499f..0a094b535a 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -1518,6 +1518,34 @@ VEXTRACT(uw, u32) VEXTRACT(d, u64) #undef VEXTRACT +#define VSTRI(NAME, ELEM, NUM_ELEMS, LEFT) \ +uint32_t helper_##NAME(ppc_avr_t *t, ppc_avr_t *b) \ +{ \ + int i, idx, crf = 0; \ + \ + for (i = 0; i < NUM_ELEMS; i++) { \ + idx = LEFT ? i : NUM_ELEMS - i - 1; \ + if (b->Vsr##ELEM(idx)) { \ + t->Vsr##ELEM(idx) = b->Vsr##ELEM(idx); \ + } else { \ + crf = 0b0010; \ + break; \ + } \ + } \ + \ + for (; i < NUM_ELEMS; i++) { \ + idx = LEFT ? i : NUM_ELEMS - i - 1; \ + t->Vsr##ELEM(idx) = 0; \ + } \ + \ + return crf; \ +} +VSTRI(VSTRIBL, B, 16, true) +VSTRI(VSTRIBR, B, 16, false) +VSTRI(VSTRIHL, H, 8, true) +VSTRI(VSTRIHR, H, 8, false) +#undef VSTRI + void helper_xxextractuw(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb, uint32_t index) { diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 335bef56ff..1a69931d36 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1910,6 +1910,36 @@ static bool trans_MTVSRBMI(DisasContext *ctx, arg_DX_b *a) return true; } +static bool do_vstri(DisasContext *ctx, arg_VX_tb_rc *a, + void (*gen_helper)(TCGv_i32, TCGv_ptr, TCGv_ptr)) +{ + TCGv_ptr vrt, vrb; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + vrt = gen_avr_ptr(a->vrt); + vrb = gen_avr_ptr(a->vrb); + + if (a->rc) { + gen_helper(cpu_crf[6], vrt, vrb); + } else { + TCGv_i32 discard = tcg_temp_new_i32(); + gen_helper(discard, vrt, vrb); + tcg_temp_free_i32(discard); + } + + tcg_temp_free_ptr(vrt); + tcg_temp_free_ptr(vrb); + + return true; +} + +TRANS(VSTRIBL, do_vstri, gen_helper_VSTRIBL) +TRANS(VSTRIBR, do_vstri, gen_helper_VSTRIBR) +TRANS(VSTRIHL, do_vstri, gen_helper_VSTRIHL) +TRANS(VSTRIHR, do_vstri, gen_helper_VSTRIHR) + #define GEN_VAFORM_PAIRED(name0, name1, opc2) \ static void glue(gen_, name0##_##name1)(DisasContext *ctx) \ { \