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[110.175.65.7]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-682227f1838sm87041a12.46.2024.05.23.16.11.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 May 2024 16:11:03 -0700 (PDT) From: Nicholas Piggin To: qemu-devel@nongnu.org Cc: Nicholas Piggin , qemu-ppc@nongnu.org, BALATON Zoltan Subject: [PULL 61/72] target/ppc/mmu_common.c: Simplify ppc_booke_xlate() part 2 Date: Fri, 24 May 2024 09:07:34 +1000 Message-ID: <20240523230747.45703-62-npiggin@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240523230747.45703-1-npiggin@gmail.com> References: <20240523230747.45703-1-npiggin@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42d; envelope-from=npiggin@gmail.com; helo=mail-pf1-x42d.google.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: BALATON Zoltan Merge the code fetch and data access cases in a common switch. Reviewed-by: Nicholas Piggin Signed-off-by: BALATON Zoltan Signed-off-by: Nicholas Piggin --- target/ppc/mmu_common.c | 52 ++++++++++++++++------------------------- 1 file changed, 20 insertions(+), 32 deletions(-) diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c index 611092966b..8599106f75 100644 --- a/target/ppc/mmu_common.c +++ b/target/ppc/mmu_common.c @@ -1221,45 +1221,33 @@ static bool ppc_booke_xlate(PowerPCCPU *cpu, vaddr eaddr, log_cpu_state_mask(CPU_LOG_MMU, cs, 0); env->error_code = 0; - if (ret == -1) { + switch (ret) { + case -1: + /* No matches in page tables or TLB */ if (env->mmu_model == POWERPC_MMU_BOOKE206) { booke206_update_mas_tlb_miss(env, eaddr, access_type, mmu_idx); } - } - if (access_type == MMU_INST_FETCH) { - switch (ret) { - case -1: - /* No matches in page tables or TLB */ - cs->exception_index = POWERPC_EXCP_ITLB; - env->spr[SPR_BOOKE_DEAR] = eaddr; - env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type); - break; - case -2: - /* Access rights violation */ - cs->exception_index = POWERPC_EXCP_ISI; - break; - case -3: - /* No execute protection violation */ - cs->exception_index = POWERPC_EXCP_ISI; - env->spr[SPR_BOOKE_ESR] = 0; - break; - } - } else { - switch (ret) { - case -1: - /* No matches in page tables or TLB */ - cs->exception_index = POWERPC_EXCP_DTLB; - env->spr[SPR_BOOKE_DEAR] = eaddr; - env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type); - break; - case -2: - /* Access rights violation */ - cs->exception_index = POWERPC_EXCP_DSI; + cs->exception_index = (access_type == MMU_INST_FETCH) ? + POWERPC_EXCP_ITLB : POWERPC_EXCP_DTLB; + env->spr[SPR_BOOKE_DEAR] = eaddr; + env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type); + break; + case -2: + /* Access rights violation */ + cs->exception_index = (access_type == MMU_INST_FETCH) ? + POWERPC_EXCP_ISI : POWERPC_EXCP_DSI; + if (access_type != MMU_INST_FETCH) { env->spr[SPR_BOOKE_DEAR] = eaddr; env->spr[SPR_BOOKE_ESR] = mmubooke206_esr(mmu_idx, access_type); - break; } + break; + case -3: + /* No execute protection violation */ + cs->exception_index = POWERPC_EXCP_ISI; + env->spr[SPR_BOOKE_ESR] = 0; + break; } + return false; }