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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id r3-20020a5d4983000000b00317ab75748bsm10079758wrq.49.2023.09.11.06.53.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Sep 2023 06:53:44 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 4/7] linux-user/elfload.c: Report previously missing arm32 hwcaps Date: Mon, 11 Sep 2023 14:53:37 +0100 Message-Id: <20230911135340.1139553-5-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230911135340.1139553-1-peter.maydell@linaro.org> References: <20230911135340.1139553-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x435.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 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add the code to report the arm32 hwcaps we were previously missing: ss, ssbs, fphp, asimdhp, asimddp, asimdfhm, asimdbf16, i8mm Signed-off-by: Peter Maydell --- linux-user/elfload.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index d51d077998a..bbb4f08109c 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -506,6 +506,16 @@ uint32_t get_elf_hwcap(void) } } GET_FEATURE_ID(aa32_simdfmac, ARM_HWCAP_ARM_VFPv4); + /* + * MVFR1.FPHP and .SIMDHP must be in sync, and QEMU uses the same + * isar_feature function for both. The kernel reports them as two hwcaps. + */ + GET_FEATURE_ID(aa32_fp16_arith, ARM_HWCAP_ARM_FPHP); + GET_FEATURE_ID(aa32_fp16_arith, ARM_HWCAP_ARM_ASIMDHP); + GET_FEATURE_ID(aa32_dp, ARM_HWCAP_ARM_ASIMDDP); + GET_FEATURE_ID(aa32_fhm, ARM_HWCAP_ARM_ASIMDFHM); + GET_FEATURE_ID(aa32_bf16, ARM_HWCAP_ARM_ASIMDBF16); + GET_FEATURE_ID(aa32_i8mm, ARM_HWCAP_ARM_I8MM); return hwcaps; } @@ -520,6 +530,8 @@ uint32_t get_elf_hwcap2(void) GET_FEATURE_ID(aa32_sha1, ARM_HWCAP2_ARM_SHA1); GET_FEATURE_ID(aa32_sha2, ARM_HWCAP2_ARM_SHA2); GET_FEATURE_ID(aa32_crc32, ARM_HWCAP2_ARM_CRC32); + GET_FEATURE_ID(aa32_sb, ARM_HWCAP2_ARM_SB); + GET_FEATURE_ID(aa32_ssbs, ARM_HWCAP2_ARM_SSBS); return hwcaps; }