From patchwork Tue Jan 25 12:19:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matheus K. 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Tue, 25 Jan 2022 07:43:57 -0500 Received: from [187.72.171.209] (port=41125 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nCLAw-0007RA-9I; Tue, 25 Jan 2022 07:43:56 -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, 25 Jan 2022 09:20:41 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id 9CD458009AB; Tue, 25 Jan 2022 09:20:41 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v2 22/38] target/ppc: Move xxpermdi to decodetree Date: Tue, 25 Jan 2022 09:19:27 -0300 Message-Id: <20220125121943.3269077-23-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220125121943.3269077-1-matheus.ferst@eldorado.org.br> References: <20220125121943.3269077-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 25 Jan 2022 12:20:41.0981 (UTC) FILETIME=[F86262D0:01D811E5] 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: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.001, 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: 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Matheus Ferst Signed-off-by: Matheus Ferst --- target/ppc/insn32.decode | 4 ++ target/ppc/translate/vsx-impl.c.inc | 71 +++++++++++++---------------- target/ppc/translate/vsx-ops.c.inc | 2 - 3 files changed, 36 insertions(+), 41 deletions(-) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 39fdcb943c..8f0627c529 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -155,6 +155,9 @@ &XX3 xt xa xb @XX3 ...... ..... ..... ..... ........ ... &XX3 xt=%xx_xt xa=%xx_xa xb=%xx_xb +&XX3_dm xt xa xb dm +@XX3_dm ...... ..... ..... ..... . dm:2 ..... ... &XX3_dm xt=%xx_xt xa=%xx_xa xb=%xx_xb + &XX4 xt xa xb xc @XX4 ...... ..... ..... ..... ..... .. .... &XX4 xt=%xx_xt xa=%xx_xa xb=%xx_xb xc=%xx_xc @@ -546,6 +549,7 @@ XXSPLTW 111100 ..... ---.. ..... 010100100 . . @XX2 XXPERM 111100 ..... ..... ..... 00011010 ... @XX3 XXPERMR 111100 ..... ..... ..... 00111010 ... @XX3 +XXPERMDI 111100 ..... ..... ..... 0 .. 01010 ... @XX3_dm XXSEL 111100 ..... ..... ..... ..... 11 .... @XX4 diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc index 43e52ee3f8..fcee930024 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -665,45 +665,6 @@ static void gen_mtvsrws(DisasContext *ctx) #endif -static void gen_xxpermdi(DisasContext *ctx) -{ - TCGv_i64 xh, xl; - - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } - - xh = tcg_temp_new_i64(); - xl = tcg_temp_new_i64(); - - if (unlikely((xT(ctx->opcode) == xA(ctx->opcode)) || - (xT(ctx->opcode) == xB(ctx->opcode)))) { - get_cpu_vsr(xh, xA(ctx->opcode), (DM(ctx->opcode) & 2) == 0); - get_cpu_vsr(xl, xB(ctx->opcode), (DM(ctx->opcode) & 1) == 0); - - set_cpu_vsr(xT(ctx->opcode), xh, true); - set_cpu_vsr(xT(ctx->opcode), xl, false); - } else { - if ((DM(ctx->opcode) & 2) == 0) { - get_cpu_vsr(xh, xA(ctx->opcode), true); - set_cpu_vsr(xT(ctx->opcode), xh, true); - } else { - get_cpu_vsr(xh, xA(ctx->opcode), false); - set_cpu_vsr(xT(ctx->opcode), xh, true); - } - if ((DM(ctx->opcode) & 1) == 0) { - get_cpu_vsr(xl, xB(ctx->opcode), true); - set_cpu_vsr(xT(ctx->opcode), xl, false); - } else { - get_cpu_vsr(xl, xB(ctx->opcode), false); - set_cpu_vsr(xT(ctx->opcode), xl, false); - } - } - tcg_temp_free_i64(xh); - tcg_temp_free_i64(xl); -} - #define OP_ABS 1 #define OP_NABS 2 #define OP_NEG 3 @@ -1239,6 +1200,38 @@ static bool trans_XXPERMR(DisasContext *ctx, arg_XX3 *a) return true; } +static bool trans_XXPERMDI(DisasContext *ctx, arg_XX3_dm *a) +{ + TCGv_i64 t0, t1; + + REQUIRE_INSNS_FLAGS2(ctx, VSX); + REQUIRE_VSX(ctx); + + t0 = tcg_temp_new_i64(); + + if (unlikely(a->xt == a->xa || a->xt == a->xb)) { + t1 = tcg_temp_new_i64(); + + get_cpu_vsr(t0, a->xa, (a->dm & 2) == 0); + get_cpu_vsr(t1, a->xb, (a->dm & 1) == 0); + + set_cpu_vsr(a->xt, t0, true); + set_cpu_vsr(a->xt, t1, false); + + tcg_temp_free_i64(t1); + } else { + get_cpu_vsr(t0, a->xa, (a->dm & 2) == 0); + set_cpu_vsr(a->xt, t0, true); + + get_cpu_vsr(t0, a->xb, (a->dm & 1) == 0); + set_cpu_vsr(a->xt, t0, false); + } + + tcg_temp_free_i64(t0); + + return true; +} + #define GEN_VSX_HELPER_VSX_MADD(name, op1, aop, mop, inval, type) \ static void gen_##name(DisasContext *ctx) \ { \ diff --git a/target/ppc/translate/vsx-ops.c.inc b/target/ppc/translate/vsx-ops.c.inc index 86ed1a996a..0a6b2b31ac 100644 --- a/target/ppc/translate/vsx-ops.c.inc +++ b/target/ppc/translate/vsx-ops.c.inc @@ -344,5 +344,3 @@ GEN_XX3FORM(xxmrglw, 0x08, 0x06, PPC2_VSX), GEN_XX3FORM_DM(xxsldwi, 0x08, 0x00), GEN_XX2FORM_EXT(xxextractuw, 0x0A, 0x0A, PPC2_ISA300), GEN_XX2FORM_EXT(xxinsertw, 0x0A, 0x0B, PPC2_ISA300), - -GEN_XX3FORM_DM(xxpermdi, 0x08, 0x01),