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Thu, 01 Sep 2022 00:48:47 -0700 (PDT) X-Google-Smtp-Source: AA6agR6xlKEK7P/S3xgOSIvBNobN8yd817h6MW32qiYBxZxSsG/2XJGmHgB4giDtqRnGx6bVIXH9Lg== X-Received: by 2002:adf:d203:0:b0:226:d4e7:511e with SMTP id j3-20020adfd203000000b00226d4e7511emr12152051wrh.13.1662018527627; Thu, 01 Sep 2022 00:48:47 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: paul@nowt.org, richard.henderson@linaro.org Subject: [PATCH v3 01/23] i386: do not use MOVL to move data between SSE registers Date: Thu, 1 Sep 2022 09:48:20 +0200 Message-Id: <20220901074842.57424-2-pbonzini@redhat.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220901074842.57424-1-pbonzini@redhat.com> References: <20220901074842.57424-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1662019851900100001 Content-Type: text/plain; charset="utf-8" Write down explicitly the load/store sequence. Extracted from a patch by Paul Brook . Reviewed-by: Richard Henderson Signed-off-by: Paolo Bonzini --- target/i386/tcg/translate.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index b7972f0ff5..3237c1d8f9 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -3295,8 +3295,10 @@ static void gen_sse(CPUX86State *env, DisasContext *= s, int b, offsetof(CPUX86State, xmm_regs[reg].ZMM_L(= 3))); } else { rm =3D (modrm & 7) | REX_B(s); - gen_op_movl(s, offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0= )), - offsetof(CPUX86State,xmm_regs[rm].ZMM_L(0))); + tcg_gen_ld_i32(s->tmp2_i32, cpu_env, + offsetof(CPUX86State, xmm_regs[rm].ZMM_L(0)= )); + tcg_gen_st_i32(s->tmp2_i32, cpu_env, + offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0= ))); } break; case 0x310: /* movsd xmm, ea */ --=20 2.37.1