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[27.33.251.132]) by smtp.gmail.com with ESMTPSA id f22sm38667399pfj.206.2022.02.14.19.17.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Feb 2022 19:17:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=cH3SQ7niuuU1pNO4LQehyTSIjnYNSP5iUZ9YjmqDV9Q=; b=F2f0n4mXnyjlMMijxMHzT7mpbKr3ne70UMg0xyq4nI5ZbJR3/CM8iVCfryO5u1jDmE oGTrgYKpwyLUVVHZbsRZ3REHvER/flzfuEvbuhYYsxPD+PK/XbQyIWZHz4yrfpfzWIsq y2Oj9LCvxzWyryYl+8iRPDFJpPKjTptZCA9r0Gb8oQI/VTgqptfWZgVcEyZw+S+Vb9rX KRt3I7odmv+PkmZbypSNja8lK7MaFVCtx+aq62sSu6hL9m6RMc/ZeI4CniMlZRBOoZjO FFnQ625ggjxRMK14oeLRy/YZvt1ehdR1EG64+y2TKEFM6S6NWLaWisbwFgKu46k111f5 qYDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=cH3SQ7niuuU1pNO4LQehyTSIjnYNSP5iUZ9YjmqDV9Q=; b=ASoDf5+UUrWI+vc/vtXvuDkmxxjhlwuf+lPNUefGLgLFAHEq6m+/222dnYH8FA8+Au 5sibIP2yFavPF/feqOZHnndlfohBJQWOWb4p7J8ipBVJgunk0ikLBUgR32DG5hqoGrEd Q3yzHNqmajaMEgfJcLE/NIlBLStCA1IJNw97EVMc1QOBO9oBbtkcgAmLQzCHFT3PtBZ/ 21vb5b8odTh0ac40HGLOgNesiQhXOeqiq80c/lMAKnznAqFuoNaZDCvZK9m9jQc9LxyM 8uvHgf8B1Tmw/rw6g/TpeyX9kAGVe00WCwGPopXB7cGE6L4KVRILAsUPBbrgqPetiShq ouzQ== X-Gm-Message-State: AOAM532+ki7n6t5k0TYseFwguKeg12bJZLxvJL3XJe5mDC266zWU+Xih l1SRyv4KD4Lgoo3OVMXpmBXYjYRCldE= X-Google-Smtp-Source: ABdhPJwCAgQD0ujr07FG/83apUS9E1h7mgqRklwuSb+i/N1DPuvs4Z1YWTNRXViZVMkaHKnEMxAalQ== X-Received: by 2002:a17:90b:2251:b0:1b9:4d5b:5da3 with SMTP id hk17-20020a17090b225100b001b94d5b5da3mr2161998pjb.92.1644895030079; Mon, 14 Feb 2022 19:17:10 -0800 (PST) From: Nicholas Piggin To: qemu-ppc@nongnu.org Subject: [PATCH 7/9] target/ppc: Add powerpc_reset_excp_state helper Date: Tue, 15 Feb 2022 13:16:40 +1000 Message-Id: <20220215031642.1691873-8-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20220215031642.1691873-1-npiggin@gmail.com> References: <20220215031642.1691873-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::102d (failed) 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=2607:f8b0:4864:20::102d; envelope-from=npiggin@gmail.com; helo=mail-pj1-x102d.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.635, RCVD_IN_DNSWL_NONE=-0.0001, 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: Fabiano Rosas , qemu-devel@nongnu.org, Nicholas Piggin , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1644896102768100001 Content-Type: text/plain; charset="utf-8" This moves the logic to reset the QEMU exception state into its own function. Signed-off-by: Nicholas Piggin Reviewed-by: C=C3=A9dric Le Goater --- target/ppc/excp_helper.c | 41 ++++++++++++++++++++-------------------- 1 file changed, 21 insertions(+), 20 deletions(-) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 6b6ec71bc2..778eb4f3b0 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -360,12 +360,20 @@ static void ppc_excp_apply_ail(PowerPCCPU *cpu, int e= xcp, target_ulong msr, } #endif =20 -static void powerpc_set_excp_state(PowerPCCPU *cpu, - target_ulong vector, target_ulon= g msr) +static void powerpc_reset_excp_state(PowerPCCPU *cpu) { CPUState *cs =3D CPU(cpu); CPUPPCState *env =3D &cpu->env; =20 + /* Reset exception state */ + cs->exception_index =3D POWERPC_EXCP_NONE; + env->error_code =3D 0; +} + +static void powerpc_set_excp_state(PowerPCCPU *cpu, target_ulong vector, t= arget_ulong msr) +{ + CPUPPCState *env =3D &cpu->env; + assert((msr & env->msr_mask) =3D=3D msr); =20 /* @@ -376,21 +384,20 @@ static void powerpc_set_excp_state(PowerPCCPU *cpu, * will prevent setting of the HV bit which some exceptions might need * to do. */ + env->nip =3D vector; env->msr =3D msr; hreg_compute_hflags(env); - env->nip =3D vector; - /* Reset exception state */ - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; =20 - /* Reset the reservation */ - env->reserve_addr =3D -1; + powerpc_reset_excp_state(cpu); =20 /* * Any interrupt is context synchronizing, check if TCG TLB needs * a delayed flush on ppc64 */ check_tlb_flush(env, false); + + /* Reset the reservation */ + env->reserve_addr =3D -1; } =20 static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) @@ -471,8 +478,7 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } env->spr[SPR_40x_ESR] =3D ESR_FP; @@ -609,8 +615,7 @@ static void powerpc_excp_6xx(PowerPCCPU *cpu, int excp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } =20 @@ -783,8 +788,7 @@ static void powerpc_excp_7xx(PowerPCCPU *cpu, int excp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } =20 @@ -969,8 +973,7 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } =20 @@ -1168,8 +1171,7 @@ static void powerpc_excp_booke(PowerPCCPU *cpu, int e= xcp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } =20 @@ -1406,8 +1408,7 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int e= xcp) case POWERPC_EXCP_FP: if ((msr_fe0 =3D=3D 0 && msr_fe1 =3D=3D 0) || msr_fp =3D=3D 0)= { trace_ppc_excp_fp_ignore(); - cs->exception_index =3D POWERPC_EXCP_NONE; - env->error_code =3D 0; + powerpc_reset_excp_state(cpu); return; } =20 --=20 2.23.0