From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86B6EC432C2 for ; Wed, 25 Sep 2019 13:04:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4B80C20640 for ; Wed, 25 Sep 2019 13:04:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4B80C20640 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rt-rk.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:49690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iD6yR-000213-Ov for qemu-devel@archiver.kernel.org; Wed, 25 Sep 2019 09:04:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58012) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iD6gr-0001U6-9f for qemu-devel@nongnu.org; Wed, 25 Sep 2019 08:46:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iD6go-0002Ld-Mj for qemu-devel@nongnu.org; Wed, 25 Sep 2019 08:46:40 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:56137 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iD6go-0002GP-Ag for qemu-devel@nongnu.org; Wed, 25 Sep 2019 08:46:38 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 3D7791A2012; Wed, 25 Sep 2019 14:46:22 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 04DD51A23C0; Wed, 25 Sep 2019 14:46:22 +0200 (CEST) From: Aleksandar Markovic To: qemu-devel@nongnu.org Subject: [PATCH v2 17/20] target/mips: msa: Split helpers for DIV_. Date: Wed, 25 Sep 2019 14:46:09 +0200 Message-Id: <1569415572-19635-18-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1569415572-19635-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1569415572-19635-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 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: arikalo@wavecomp.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Aleksandar Markovic Achieves clearer code and slightly better performance. Signed-off-by: Aleksandar Markovic --- target/mips/helper.h | 12 +++- target/mips/msa_helper.c | 159 +++++++++++++++++++++++++++++++++++++++++------ target/mips/translate.c | 38 +++++++++-- 3 files changed, 182 insertions(+), 27 deletions(-) diff --git a/target/mips/helper.h b/target/mips/helper.h index 29dfcf0..ec4982f 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -867,6 +867,16 @@ DEF_HELPER_4(msa_clt_u_h, void, env, i32, i32, i32) DEF_HELPER_4(msa_clt_u_w, void, env, i32, i32, i32) DEF_HELPER_4(msa_clt_u_d, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_s_b, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_s_h, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_s_w, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_s_d, void, env, i32, i32, i32) + +DEF_HELPER_4(msa_div_u_b, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_u_h, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_u_w, void, env, i32, i32, i32) +DEF_HELPER_4(msa_div_u_d, void, env, i32, i32, i32) + DEF_HELPER_4(msa_andi_b, void, env, i32, i32, i32) DEF_HELPER_4(msa_ori_b, void, env, i32, i32, i32) @@ -929,8 +939,6 @@ DEF_HELPER_5(msa_asub_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_mulv_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_maddv_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_msubv_df, void, env, i32, i32, i32, i32) -DEF_HELPER_5(msa_div_s_df, void, env, i32, i32, i32, i32) -DEF_HELPER_5(msa_div_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_mod_s_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_mod_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_dotp_s_df, void, env, i32, i32, i32, i32) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 4cf1a57..5f64e51 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -1493,7 +1493,146 @@ void helper_msa_clt_u_d(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt * +---------------+----------------------------------------------------------+ */ -/* TODO: insert Int Divide group helpers here */ + +static inline int64_t msa_div_s_df(uint32_t df, int64_t arg1, int64_t arg2) +{ + if (arg1 == DF_MIN_INT(df) && arg2 == -1) { + return DF_MIN_INT(df); + } + return arg2 ? arg1 / arg2 + : arg1 >= 0 ? -1 : 1; +} + +void helper_msa_div_s_b(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->b[0] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[0]); + pwd->b[1] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[1]); + pwd->b[2] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[2]); + pwd->b[3] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[3]); + pwd->b[4] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[4]); + pwd->b[5] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[5]); + pwd->b[6] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[6]); + pwd->b[7] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[7]); + pwd->b[8] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[8]); + pwd->b[9] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[9]); + pwd->b[10] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[10]); + pwd->b[11] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[11]); + pwd->b[12] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[12]); + pwd->b[13] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[13]); + pwd->b[14] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[14]); + pwd->b[15] = msa_div_s_df(DF_BYTE, pws->b[0], pwt->b[15]); +} + +void helper_msa_div_s_h(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->h[0] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[0]); + pwd->h[1] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[1]); + pwd->h[2] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[2]); + pwd->h[3] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[3]); + pwd->h[4] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[4]); + pwd->h[5] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[5]); + pwd->h[6] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[6]); + pwd->h[7] = msa_div_s_df(DF_HALF, pws->h[0], pwt->h[7]); +} + +void helper_msa_div_s_w(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->w[0] = msa_div_s_df(DF_WORD, pws->w[0], pwt->w[0]); + pwd->w[1] = msa_div_s_df(DF_WORD, pws->w[0], pwt->w[1]); + pwd->w[2] = msa_div_s_df(DF_WORD, pws->w[0], pwt->w[2]); + pwd->w[3] = msa_div_s_df(DF_WORD, pws->w[0], pwt->w[3]); +} + +void helper_msa_div_s_d(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->d[0] = msa_div_s_df(DF_DOUBLE, pws->d[0], pwt->d[0]); + pwd->d[1] = msa_div_s_df(DF_DOUBLE, pws->d[0], pwt->d[1]); +} + +static inline int64_t msa_div_u_df(uint32_t df, int64_t arg1, int64_t arg2) +{ + uint64_t u_arg1 = UNSIGNED(arg1, df); + uint64_t u_arg2 = UNSIGNED(arg2, df); + return arg2 ? u_arg1 / u_arg2 : -1; +} + +void helper_msa_div_u_b(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->b[0] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[0]); + pwd->b[1] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[1]); + pwd->b[2] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[2]); + pwd->b[3] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[3]); + pwd->b[4] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[4]); + pwd->b[5] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[5]); + pwd->b[6] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[6]); + pwd->b[7] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[7]); + pwd->b[8] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[8]); + pwd->b[9] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[9]); + pwd->b[10] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[10]); + pwd->b[11] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[11]); + pwd->b[12] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[12]); + pwd->b[13] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[13]); + pwd->b[14] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[14]); + pwd->b[15] = msa_div_u_df(DF_BYTE, pws->b[0], pwt->b[15]); +} + +void helper_msa_div_u_h(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->h[0] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[0]); + pwd->h[1] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[1]); + pwd->h[2] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[2]); + pwd->h[3] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[3]); + pwd->h[4] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[4]); + pwd->h[5] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[5]); + pwd->h[6] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[6]); + pwd->h[7] = msa_div_u_df(DF_HALF, pws->h[0], pwt->h[7]); +} + +void helper_msa_div_u_w(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->w[0] = msa_div_u_df(DF_WORD, pws->w[0], pwt->w[0]); + pwd->w[1] = msa_div_u_df(DF_WORD, pws->w[0], pwt->w[1]); + pwd->w[2] = msa_div_u_df(DF_WORD, pws->w[0], pwt->w[2]); + pwd->w[3] = msa_div_u_df(DF_WORD, pws->w[0], pwt->w[3]); +} + +void helper_msa_div_u_d(CPUMIPSState *env, uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->d[0] = msa_div_u_df(DF_DOUBLE, pws->d[0], pwt->d[0]); + pwd->d[1] = msa_div_u_df(DF_DOUBLE, pws->d[0], pwt->d[1]); +} /* @@ -2255,22 +2394,6 @@ static inline int64_t msa_mulv_df(uint32_t df, int64_t arg1, int64_t arg2) return arg1 * arg2; } -static inline int64_t msa_div_s_df(uint32_t df, int64_t arg1, int64_t arg2) -{ - if (arg1 == DF_MIN_INT(df) && arg2 == -1) { - return DF_MIN_INT(df); - } - return arg2 ? arg1 / arg2 - : arg1 >= 0 ? -1 : 1; -} - -static inline int64_t msa_div_u_df(uint32_t df, int64_t arg1, int64_t arg2) -{ - uint64_t u_arg1 = UNSIGNED(arg1, df); - uint64_t u_arg2 = UNSIGNED(arg2, df); - return arg2 ? u_arg1 / u_arg2 : -1; -} - static inline int64_t msa_mod_s_df(uint32_t df, int64_t arg1, int64_t arg2) { if (arg1 == DF_MIN_INT(df) && arg2 == -1) { @@ -2491,8 +2614,6 @@ MSA_BINOP_DF(subsuu_s) MSA_BINOP_DF(asub_s) MSA_BINOP_DF(asub_u) MSA_BINOP_DF(mulv) -MSA_BINOP_DF(div_s) -MSA_BINOP_DF(div_u) MSA_BINOP_DF(mod_s) MSA_BINOP_DF(mod_u) MSA_BINOP_DF(dotp_s) diff --git a/target/mips/translate.c b/target/mips/translate.c index 4db87d6..27eca0a 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -28610,6 +28610,38 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) break; } break; + case OPC_DIV_S_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_div_s_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_div_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_div_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_div_s_d(cpu_env, twd, tws, twt); + break; + } + break; + case OPC_DIV_U_df: + switch (df) { + case DF_BYTE: + gen_helper_msa_div_u_b(cpu_env, twd, tws, twt); + break; + case DF_HALF: + gen_helper_msa_div_u_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_div_u_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_div_u_d(cpu_env, twd, tws, twt); + break; + } + break; case OPC_SLL_df: gen_helper_msa_sll_df(cpu_env, tdf, twd, tws, twt); break; @@ -28691,9 +28723,6 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) case OPC_ASUB_S_df: gen_helper_msa_asub_s_df(cpu_env, tdf, twd, tws, twt); break; - case OPC_DIV_S_df: - gen_helper_msa_div_s_df(cpu_env, tdf, twd, tws, twt); - break; case OPC_ILVL_df: gen_helper_msa_ilvl_df(cpu_env, tdf, twd, tws, twt); break; @@ -28703,9 +28732,6 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) case OPC_ASUB_U_df: gen_helper_msa_asub_u_df(cpu_env, tdf, twd, tws, twt); break; - case OPC_DIV_U_df: - gen_helper_msa_div_u_df(cpu_env, tdf, twd, tws, twt); - break; case OPC_ILVR_df: gen_helper_msa_ilvr_df(cpu_env, tdf, twd, tws, twt); break; -- 2.7.4