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([87.192.221.83]) by smtp.gmail.com with ESMTPSA id a6-20020a5d4d46000000b00226dedf1ab7sm8308153wru.76.2022.08.31.23.52.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Aug 2022 23:52:55 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Alistair Francis , Ilya Leoshkevich Subject: [PULL 10/20] accel/tcg: Make tb_htable_lookup static Date: Thu, 1 Sep 2022 07:52:00 +0100 Message-Id: <20220901065210.117081-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220901065210.117081-1-richard.henderson@linaro.org> References: <20220901065210.117081-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42e; envelope-from=richard.henderson@linaro.org; helo=mail-wr1-x42e.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, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The function is not used outside of cpu-exec.c. Move it and its subroutines up in the file, before the first use. Reviewed-by: Alistair Francis Acked-by: Ilya Leoshkevich Tested-by: Ilya Leoshkevich Signed-off-by: Richard Henderson --- include/exec/exec-all.h | 3 - accel/tcg/cpu-exec.c | 122 ++++++++++++++++++++-------------------- 2 files changed, 61 insertions(+), 64 deletions(-) diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 0475ec6007..9f35e3b7a9 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -552,9 +552,6 @@ void tb_invalidate_phys_addr(AddressSpace *as, hwaddr addr, MemTxAttrs attrs); #endif void tb_flush(CPUState *cpu); void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr); -TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc, - target_ulong cs_base, uint32_t flags, - uint32_t cflags); void tb_set_jmp_target(TranslationBlock *tb, int n, uintptr_t addr); /* GETPC is the true target of the return instruction that we'll execute. */ diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index d18081ca6f..7887af6f45 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -170,6 +170,67 @@ uint32_t curr_cflags(CPUState *cpu) return cflags; } +struct tb_desc { + target_ulong pc; + target_ulong cs_base; + CPUArchState *env; + tb_page_addr_t phys_page1; + uint32_t flags; + uint32_t cflags; + uint32_t trace_vcpu_dstate; +}; + +static bool tb_lookup_cmp(const void *p, const void *d) +{ + const TranslationBlock *tb = p; + const struct tb_desc *desc = d; + + if (tb->pc == desc->pc && + tb->page_addr[0] == desc->phys_page1 && + tb->cs_base == desc->cs_base && + tb->flags == desc->flags && + tb->trace_vcpu_dstate == desc->trace_vcpu_dstate && + tb_cflags(tb) == desc->cflags) { + /* check next page if needed */ + if (tb->page_addr[1] == -1) { + return true; + } else { + tb_page_addr_t phys_page2; + target_ulong virt_page2; + + virt_page2 = (desc->pc & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; + phys_page2 = get_page_addr_code(desc->env, virt_page2); + if (tb->page_addr[1] == phys_page2) { + return true; + } + } + } + return false; +} + +static TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc, + target_ulong cs_base, uint32_t flags, + uint32_t cflags) +{ + tb_page_addr_t phys_pc; + struct tb_desc desc; + uint32_t h; + + desc.env = cpu->env_ptr; + desc.cs_base = cs_base; + desc.flags = flags; + desc.cflags = cflags; + desc.trace_vcpu_dstate = *cpu->trace_dstate; + desc.pc = pc; + phys_pc = get_page_addr_code(desc.env, pc); + if (phys_pc == -1) { + return NULL; + } + desc.phys_page1 = phys_pc & TARGET_PAGE_MASK; + h = tb_hash_func(phys_pc, pc, flags, cflags, *cpu->trace_dstate); + return qht_lookup_custom(&tb_ctx.htable, &desc, h, tb_lookup_cmp); +} + /* Might cause an exception, so have a longjmp destination ready */ static inline TranslationBlock *tb_lookup(CPUState *cpu, target_ulong pc, target_ulong cs_base, @@ -485,67 +546,6 @@ void cpu_exec_step_atomic(CPUState *cpu) end_exclusive(); } -struct tb_desc { - target_ulong pc; - target_ulong cs_base; - CPUArchState *env; - tb_page_addr_t phys_page1; - uint32_t flags; - uint32_t cflags; - uint32_t trace_vcpu_dstate; -}; - -static bool tb_lookup_cmp(const void *p, const void *d) -{ - const TranslationBlock *tb = p; - const struct tb_desc *desc = d; - - if (tb->pc == desc->pc && - tb->page_addr[0] == desc->phys_page1 && - tb->cs_base == desc->cs_base && - tb->flags == desc->flags && - tb->trace_vcpu_dstate == desc->trace_vcpu_dstate && - tb_cflags(tb) == desc->cflags) { - /* check next page if needed */ - if (tb->page_addr[1] == -1) { - return true; - } else { - tb_page_addr_t phys_page2; - target_ulong virt_page2; - - virt_page2 = (desc->pc & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; - phys_page2 = get_page_addr_code(desc->env, virt_page2); - if (tb->page_addr[1] == phys_page2) { - return true; - } - } - } - return false; -} - -TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc, - target_ulong cs_base, uint32_t flags, - uint32_t cflags) -{ - tb_page_addr_t phys_pc; - struct tb_desc desc; - uint32_t h; - - desc.env = cpu->env_ptr; - desc.cs_base = cs_base; - desc.flags = flags; - desc.cflags = cflags; - desc.trace_vcpu_dstate = *cpu->trace_dstate; - desc.pc = pc; - phys_pc = get_page_addr_code(desc.env, pc); - if (phys_pc == -1) { - return NULL; - } - desc.phys_page1 = phys_pc & TARGET_PAGE_MASK; - h = tb_hash_func(phys_pc, pc, flags, cflags, *cpu->trace_dstate); - return qht_lookup_custom(&tb_ctx.htable, &desc, h, tb_lookup_cmp); -} - void tb_set_jmp_target(TranslationBlock *tb, int n, uintptr_t addr) { if (TCG_TARGET_HAS_direct_jump) { -- 2.34.1