From patchwork Fri Jun 26 20:59:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279250 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=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, 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 266A9C433DF for ; Fri, 26 Jun 2020 21:04:32 +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 F08402070A for ; Fri, 26 Jun 2020 21:04:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F08402070A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:48690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jovWR-0002pX-63 for qemu-devel@archiver.kernel.org; Fri, 26 Jun 2020 17:04:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39738) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jovVa-0002Md-83; Fri, 26 Jun 2020 17:03:38 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:47820) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jovVW-0003p7-Ct; Fri, 26 Jun 2020 17:03:37 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436282|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_alarm|0.123083-0.000330356-0.876587; FP=0|0|0|0|0|-1|-1|-1; HT=e01l07381; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=9; SR=0; TI=SMTPD_---.Ht2835v_1593205407; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.Ht2835v_1593205407) by smtp.aliyun-inc.com(10.147.42.16); Sat, 27 Jun 2020 05:03:27 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH 2/6] target/riscv: NaN-boxing compute, sign-injection and convert instructions. Date: Sat, 27 Jun 2020 04:59:13 +0800 Message-Id: <20200626205917.4545-3-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200626205917.4545-1-zhiwei_liu@c-sky.com> References: <20200626205917.4545-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/26 16:59:26 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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: richard.henderson@linaro.org, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair.Francis@wdc.com, palmer@dabbelt.com, LIU Zhiwei , ianjiang.ict@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" An n-bit foating-point result is written to the n least-significant bits of the destination f register, with all 1s written to the uppermost FLEN - n bits to yield a legal NaN-boxed value Signed-off-by: LIU Zhiwei --- target/riscv/insn_trans/trans_rvd.inc.c | 1 + target/riscv/insn_trans/trans_rvf.inc.c | 19 +++++++++++++++++++ 2 files changed, 20 insertions(+) diff --git a/target/riscv/insn_trans/trans_rvd.inc.c b/target/riscv/insn_trans/trans_rvd.inc.c index ea1044f13b..cd73a326f4 100644 --- a/target/riscv/insn_trans/trans_rvd.inc.c +++ b/target/riscv/insn_trans/trans_rvd.inc.c @@ -230,6 +230,7 @@ static bool trans_fcvt_s_d(DisasContext *ctx, arg_fcvt_s_d *a) gen_set_rm(ctx, a->rm); gen_helper_fcvt_s_d(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; diff --git a/target/riscv/insn_trans/trans_rvf.inc.c b/target/riscv/insn_trans/trans_rvf.inc.c index 0d5ce373cb..a3d74dd83d 100644 --- a/target/riscv/insn_trans/trans_rvf.inc.c +++ b/target/riscv/insn_trans/trans_rvf.inc.c @@ -61,6 +61,7 @@ static bool trans_fmadd_s(DisasContext *ctx, arg_fmadd_s *a) gen_set_rm(ctx, a->rm); gen_helper_fmadd_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -72,6 +73,7 @@ static bool trans_fmsub_s(DisasContext *ctx, arg_fmsub_s *a) gen_set_rm(ctx, a->rm); gen_helper_fmsub_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -83,6 +85,7 @@ static bool trans_fnmsub_s(DisasContext *ctx, arg_fnmsub_s *a) gen_set_rm(ctx, a->rm); gen_helper_fnmsub_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -95,6 +98,7 @@ static bool trans_fnmadd_s(DisasContext *ctx, arg_fnmadd_s *a) gen_helper_fnmadd_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2], cpu_fpr[a->rs3]); mark_fs_dirty(ctx); + gen_nanbox_fpr(ctx, a->rd); return true; } @@ -106,6 +110,7 @@ static bool trans_fadd_s(DisasContext *ctx, arg_fadd_s *a) gen_set_rm(ctx, a->rm); gen_helper_fadd_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -118,6 +123,7 @@ static bool trans_fsub_s(DisasContext *ctx, arg_fsub_s *a) gen_set_rm(ctx, a->rm); gen_helper_fsub_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -130,6 +136,7 @@ static bool trans_fmul_s(DisasContext *ctx, arg_fmul_s *a) gen_set_rm(ctx, a->rm); gen_helper_fmul_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -142,6 +149,7 @@ static bool trans_fdiv_s(DisasContext *ctx, arg_fdiv_s *a) gen_set_rm(ctx, a->rm); gen_helper_fdiv_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -153,6 +161,7 @@ static bool trans_fsqrt_s(DisasContext *ctx, arg_fsqrt_s *a) gen_set_rm(ctx, a->rm); gen_helper_fsqrt_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -167,6 +176,7 @@ static bool trans_fsgnj_s(DisasContext *ctx, arg_fsgnj_s *a) tcg_gen_deposit_i64(cpu_fpr[a->rd], cpu_fpr[a->rs2], cpu_fpr[a->rs1], 0, 31); } + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -183,6 +193,7 @@ static bool trans_fsgnjn_s(DisasContext *ctx, arg_fsgnjn_s *a) tcg_gen_deposit_i64(cpu_fpr[a->rd], t0, cpu_fpr[a->rs1], 0, 31); tcg_temp_free_i64(t0); } + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -199,6 +210,7 @@ static bool trans_fsgnjx_s(DisasContext *ctx, arg_fsgnjx_s *a) tcg_gen_xor_i64(cpu_fpr[a->rd], cpu_fpr[a->rs1], t0); tcg_temp_free_i64(t0); } + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -210,6 +222,7 @@ static bool trans_fmin_s(DisasContext *ctx, arg_fmin_s *a) gen_helper_fmin_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -221,6 +234,7 @@ static bool trans_fmax_s(DisasContext *ctx, arg_fmax_s *a) gen_helper_fmax_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); return true; } @@ -331,6 +345,7 @@ static bool trans_fcvt_s_w(DisasContext *ctx, arg_fcvt_s_w *a) gen_set_rm(ctx, a->rm); gen_helper_fcvt_s_w(cpu_fpr[a->rd], cpu_env, t0); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); tcg_temp_free(t0); @@ -348,6 +363,7 @@ static bool trans_fcvt_s_wu(DisasContext *ctx, arg_fcvt_s_wu *a) gen_set_rm(ctx, a->rm); gen_helper_fcvt_s_wu(cpu_fpr[a->rd], cpu_env, t0); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); tcg_temp_free(t0); @@ -369,6 +385,7 @@ static bool trans_fmv_w_x(DisasContext *ctx, arg_fmv_w_x *a) #else tcg_gen_extu_i32_i64(cpu_fpr[a->rd], t0); #endif + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); tcg_temp_free(t0); @@ -413,6 +430,7 @@ static bool trans_fcvt_s_l(DisasContext *ctx, arg_fcvt_s_l *a) gen_set_rm(ctx, a->rm); gen_helper_fcvt_s_l(cpu_fpr[a->rd], cpu_env, t0); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); tcg_temp_free(t0); @@ -429,6 +447,7 @@ static bool trans_fcvt_s_lu(DisasContext *ctx, arg_fcvt_s_lu *a) gen_set_rm(ctx, a->rm); gen_helper_fcvt_s_lu(cpu_fpr[a->rd], cpu_env, t0); + gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx); tcg_temp_free(t0); From patchwork Fri Jun 26 20:59:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279249 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=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, 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 92819C433DF for ; Fri, 26 Jun 2020 21:08:19 +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 63066208C7 for ; Fri, 26 Jun 2020 21:08:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 63066208C7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53086 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jova6-0004ro-L8 for qemu-devel@archiver.kernel.org; Fri, 26 Jun 2020 17:08:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40908) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jovZR-0004RC-8Z; Fri, 26 Jun 2020 17:07:37 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:57768) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jovZP-0005iR-Hw; Fri, 26 Jun 2020 17:07:37 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07876534|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_alarm|0.011284-0.000636729-0.988079; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03267; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=9; SR=0; TI=SMTPD_---.Ht2CGB0_1593205648; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.Ht2CGB0_1593205648) by smtp.aliyun-inc.com(10.147.44.129); Sat, 27 Jun 2020 05:07:28 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH 4/6] target/riscv: check before allocating TCG temps Date: Sat, 27 Jun 2020 04:59:15 +0800 Message-Id: <20200626205917.4545-5-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200626205917.4545-1-zhiwei_liu@c-sky.com> References: <20200626205917.4545-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/26 16:59:26 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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: richard.henderson@linaro.org, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair.Francis@wdc.com, palmer@dabbelt.com, LIU Zhiwei , ianjiang.ict@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/insn_trans/trans_rvd.inc.c | 8 ++++---- target/riscv/insn_trans/trans_rvf.inc.c | 8 ++++---- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvd.inc.c b/target/riscv/insn_trans/trans_rvd.inc.c index cd73a326f4..c0f4a0c789 100644 --- a/target/riscv/insn_trans/trans_rvd.inc.c +++ b/target/riscv/insn_trans/trans_rvd.inc.c @@ -20,10 +20,10 @@ static bool trans_fld(DisasContext *ctx, arg_fld *a) { - TCGv t0 = tcg_temp_new(); - gen_get_gpr(t0, a->rs1); REQUIRE_FPU; REQUIRE_EXT(ctx, RVD); + TCGv t0 = tcg_temp_new(); + gen_get_gpr(t0, a->rs1); tcg_gen_addi_tl(t0, t0, a->imm); tcg_gen_qemu_ld_i64(cpu_fpr[a->rd], t0, ctx->mem_idx, MO_TEQ); @@ -35,10 +35,10 @@ static bool trans_fld(DisasContext *ctx, arg_fld *a) static bool trans_fsd(DisasContext *ctx, arg_fsd *a) { - TCGv t0 = tcg_temp_new(); - gen_get_gpr(t0, a->rs1); REQUIRE_FPU; REQUIRE_EXT(ctx, RVD); + TCGv t0 = tcg_temp_new(); + gen_get_gpr(t0, a->rs1); tcg_gen_addi_tl(t0, t0, a->imm); tcg_gen_qemu_st_i64(cpu_fpr[a->rs2], t0, ctx->mem_idx, MO_TEQ); diff --git a/target/riscv/insn_trans/trans_rvf.inc.c b/target/riscv/insn_trans/trans_rvf.inc.c index a3d74dd83d..04bc8e5cb5 100644 --- a/target/riscv/insn_trans/trans_rvf.inc.c +++ b/target/riscv/insn_trans/trans_rvf.inc.c @@ -25,10 +25,10 @@ static bool trans_flw(DisasContext *ctx, arg_flw *a) { - TCGv t0 = tcg_temp_new(); - gen_get_gpr(t0, a->rs1); REQUIRE_FPU; REQUIRE_EXT(ctx, RVF); + TCGv t0 = tcg_temp_new(); + gen_get_gpr(t0, a->rs1); tcg_gen_addi_tl(t0, t0, a->imm); tcg_gen_qemu_ld_i64(cpu_fpr[a->rd], t0, ctx->mem_idx, MO_TEUL); @@ -41,11 +41,11 @@ static bool trans_flw(DisasContext *ctx, arg_flw *a) static bool trans_fsw(DisasContext *ctx, arg_fsw *a) { + REQUIRE_FPU; + REQUIRE_EXT(ctx, RVF); TCGv t0 = tcg_temp_new(); gen_get_gpr(t0, a->rs1); - REQUIRE_FPU; - REQUIRE_EXT(ctx, RVF); tcg_gen_addi_tl(t0, t0, a->imm); tcg_gen_qemu_st_i64(cpu_fpr[a->rs2], t0, ctx->mem_idx, MO_TEUL); From patchwork Fri Jun 26 20:59:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279248 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=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, 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 6076EC433DF for ; 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Fri, 26 Jun 2020 17:11:36 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.2153132|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.0202085-0.00114704-0.978644; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03301; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=9; SR=0; TI=SMTPD_---.Ht28Eh0_1593205890; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.Ht28Eh0_1593205890) by smtp.aliyun-inc.com(10.147.42.16); Sat, 27 Jun 2020 05:11:30 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH 6/6] target/riscv: clean up fmv.w.x Date: Sat, 27 Jun 2020 04:59:17 +0800 Message-Id: <20200626205917.4545-7-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200626205917.4545-1-zhiwei_liu@c-sky.com> References: <20200626205917.4545-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/26 16:59:26 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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: richard.henderson@linaro.org, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair.Francis@wdc.com, palmer@dabbelt.com, LIU Zhiwei , ianjiang.ict@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/insn_trans/trans_rvf.inc.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvf.inc.c b/target/riscv/insn_trans/trans_rvf.inc.c index b0379b9d1f..fabcd0eccf 100644 --- a/target/riscv/insn_trans/trans_rvf.inc.c +++ b/target/riscv/insn_trans/trans_rvf.inc.c @@ -554,11 +554,7 @@ static bool trans_fmv_w_x(DisasContext *ctx, arg_fmv_w_x *a) TCGv t0 = tcg_temp_new(); gen_get_gpr(t0, a->rs1); -#if defined(TARGET_RISCV64) - tcg_gen_mov_i64(cpu_fpr[a->rd], t0); -#else - tcg_gen_extu_i32_i64(cpu_fpr[a->rd], t0); -#endif + tcg_gen_extu_tl_i64(cpu_fpr[a->rd], t0); gen_nanbox_fpr(ctx, a->rd); mark_fs_dirty(ctx);