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[98.147.55.211]) by smtp.gmail.com with ESMTPSA id l3-20020a17090ac58300b0029b2e00359esm681947pjt.36.2024.03.01.12.41.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Mar 2024 12:41:14 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Peter Maydell Subject: [PATCH v3 1/6] target/arm: Support 32-byte alignment in pow2_align Date: Fri, 1 Mar 2024 10:41:05 -1000 Message-Id: <20240301204110.656742-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240301204110.656742-1-richard.henderson@linaro.org> References: <20240301204110.656742-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::52b; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52b.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Now that we have removed TARGET_PAGE_BITS_MIN-6 from TLB_FLAGS_MASK, we can test for 32-byte alignment. Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/tcg/translate.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/target/arm/tcg/translate.c b/target/arm/tcg/translate.c index f947c62c6b..c8a2470675 100644 --- a/target/arm/tcg/translate.c +++ b/target/arm/tcg/translate.c @@ -900,13 +900,7 @@ static inline void store_reg_from_load(DisasContext *s, int reg, TCGv_i32 var) MemOp pow2_align(unsigned i) { static const MemOp mop_align[] = { - 0, MO_ALIGN_2, MO_ALIGN_4, MO_ALIGN_8, MO_ALIGN_16, - /* - * FIXME: TARGET_PAGE_BITS_MIN affects TLB_FLAGS_MASK such - * that 256-bit alignment (MO_ALIGN_32) cannot be supported: - * see get_alignment_bits(). Enforce only 128-bit alignment for now. - */ - MO_ALIGN_16 + 0, MO_ALIGN_2, MO_ALIGN_4, MO_ALIGN_8, MO_ALIGN_16, MO_ALIGN_32 }; g_assert(i < ARRAY_SIZE(mop_align)); return mop_align[i];