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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-39eaf445270sm19831668f8f.81.2025.04.17.06.10.19 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 17 Apr 2025 06:10:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1744895420; x=1745500220; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=guXhwwIF4sCNRuBen3+R6Ruwzx2W7ttUqiq/qsuOdWE=; b=Y9w0hIK6dEnfiUVnIUJRbYzUf+xrqNolML5w8fwhBQRmLCrK9yaFvBPsjZVYLqRWji 8SDnsShxdOyupBET/Cn4VXL9FuGr2uV3B/NL0CVbgmG3DeDs5dKZ+WVaVISgN7+ZD0+d tGHE6sJdAxse6d9PXMStKQoFW6ajXx0HlldF5Kd702UklDR0m5rGwV6++njCYZInR/8/ ouniAPSij972cvqzTCHLRQ8/8MyyiYwC2u2lA75ji6eKVDfDlnoEdg9W9S49UfRXZosc aeQ2LAeZw6viufT2W15I25/p185ifxRpr3D6a4aW86RNy1ifxBiWV4B8LWRiMz01Sh62 mXiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744895420; x=1745500220; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=guXhwwIF4sCNRuBen3+R6Ruwzx2W7ttUqiq/qsuOdWE=; b=s9HT/Af+zwz5DS5hwNGt64BAolg6krlmYzLOAyvyWdWDOKRcs1bc/MJYoTj+D8RlQx vpyKHdtzzbHAdEi9rXnDrwtIxa437A3JOh8cMJnkNRFXXW1jQRC5utNDej/WQoi1J4AB 4L3Q4H+N670czpS5ywxZnP6LbkxlC8dxQepeNC5Yh27iidrVN0nsslwOln5XSTLN8Uu7 itVd/9DXCV/lUTgZijaoWGb4TWPFXoZAzLbN3t8cM3ZupwlnnqysBNtSD3qOkSr0gV6P l0klsUGDzHPFzKh0enbBvlIyURNOJO9kJx0o0pOHlI2sFGIOEwWQCthM+A0GwA/1ttcT 29eA== X-Gm-Message-State: AOJu0YwejLsY1zIZlS0WXc7zsb+7eP3iMcirNjhsD7J2vll9mfXiWAF8 55uzxxDoZyZPEycRW2iMQuEFLTcTmSP8LqCpKN1GKQ+A83/6hTXW4GCfXD4ygZw7fFevAZRFp3H L X-Gm-Gg: ASbGnctyEhEnIig/y9dqI3wchauFPBlFiOVapwE0M4Fkqk/Wg8n0B3ccPfM3DZG6mTI ECdegJJwQPRfe9MGCxWYFxtHSkBWCX3vsevfOG3jv7enEkyMjhCNttlBWTZuSnjJM1RxnHbSrKC yT4MrjvYLzhDPdRa8aaauGDvg18ZpIBGH1BSnN2Q5GUlyEL+wIZPDYFpkeT5t9cd3s1AX/U9Bbz pfMNSzLZCU1pCQlzaVwkubTUf45+OzTnu95ONG13uKaUNy6UPkXFCwAJFhPg7FUKh7TqxIaX/HJ 5FGlQWljq+ZrjhulJ3U4fgdFuk5xr3GcKZQaqM69yFG5TQTOtr4VtfcVgdbpA7drxXiWBjAIzKX Wmg2jCZW8NfflwhM= X-Google-Smtp-Source: AGHT+IECld7MWA0uW1gF79OR5VGep+LqKRWn7Ky0/ged6z43ljtt3WSy7D+knfcsqpOn13y2rZjuuQ== X-Received: by 2002:a05:6000:22c1:b0:391:47d8:de3a with SMTP id ffacd0b85a97d-39ee5bb103dmr5246169f8f.53.1744895419956; Thu, 17 Apr 2025 06:10:19 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 3/8] target/mips: Check CPU endianness at runtime using env_is_bigendian() Date: Thu, 17 Apr 2025 15:09:59 +0200 Message-ID: <20250417131004.47205-4-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250417131004.47205-1-philmd@linaro.org> References: <20250417131004.47205-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=2a00:1450:4864:20::336; envelope-from=philmd@linaro.org; helo=mail-wm1-x336.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1744895555174019000 Since CPU endianness can be toggled at runtime before resetting, checking the endianness at build time preprocessing the TARGET_BIG_ENDIAN definition isn't correct. We have to call mips_env_is_bigendian() to get the CPU endianness at runtime. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- target/mips/tcg/msa_helper.c | 34 ++++++++++++++++------------------ 1 file changed, 16 insertions(+), 18 deletions(-) diff --git a/target/mips/tcg/msa_helper.c b/target/mips/tcg/msa_helper.c index 14de4a71ff6..e349344647c 100644 --- a/target/mips/tcg/msa_helper.c +++ b/target/mips/tcg/msa_helper.c @@ -8212,7 +8212,6 @@ void helper_msa_ffint_u_df(CPUMIPSState *env, uint32_= t df, uint32_t wd, /* Element-by-element access macros */ #define DF_ELEMENTS(df) (MSA_WRLEN / DF_BITS(df)) =20 -#if TARGET_BIG_ENDIAN static inline uint64_t bswap16x4(uint64_t x) { uint64_t m =3D 0x00ff00ff00ff00ffull; @@ -8223,7 +8222,6 @@ static inline uint64_t bswap32x2(uint64_t x) { return ror64(bswap64(x), 32); } -#endif =20 void helper_msa_ld_b(CPUMIPSState *env, uint32_t wd, target_ulong addr) @@ -8252,10 +8250,10 @@ void helper_msa_ld_h(CPUMIPSState *env, uint32_t wd, */ d0 =3D cpu_ldq_le_data_ra(env, addr + 0, ra); d1 =3D cpu_ldq_le_data_ra(env, addr + 8, ra); -#if TARGET_BIG_ENDIAN - d0 =3D bswap16x4(d0); - d1 =3D bswap16x4(d1); -#endif + if (mips_env_is_bigendian(env)) { + d0 =3D bswap16x4(d0); + d1 =3D bswap16x4(d1); + } pwd->d[0] =3D d0; pwd->d[1] =3D d1; } @@ -8273,10 +8271,10 @@ void helper_msa_ld_w(CPUMIPSState *env, uint32_t wd, */ d0 =3D cpu_ldq_le_data_ra(env, addr + 0, ra); d1 =3D cpu_ldq_le_data_ra(env, addr + 8, ra); -#if TARGET_BIG_ENDIAN - d0 =3D bswap32x2(d0); - d1 =3D bswap32x2(d1); -#endif + if (mips_env_is_bigendian(env)) { + d0 =3D bswap32x2(d0); + d1 =3D bswap32x2(d1); + } pwd->d[0] =3D d0; pwd->d[1] =3D d1; } @@ -8339,10 +8337,10 @@ void helper_msa_st_h(CPUMIPSState *env, uint32_t wd, /* Store 8 bytes at a time. See helper_msa_ld_h. */ d0 =3D pwd->d[0]; d1 =3D pwd->d[1]; -#if TARGET_BIG_ENDIAN - d0 =3D bswap16x4(d0); - d1 =3D bswap16x4(d1); -#endif + if (mips_env_is_bigendian(env)) { + d0 =3D bswap16x4(d0); + d1 =3D bswap16x4(d1); + } cpu_stq_le_data_ra(env, addr + 0, d0, ra); cpu_stq_le_data_ra(env, addr + 8, d1, ra); } @@ -8360,10 +8358,10 @@ void helper_msa_st_w(CPUMIPSState *env, uint32_t wd, /* Store 8 bytes at a time. See helper_msa_ld_w. */ d0 =3D pwd->d[0]; d1 =3D pwd->d[1]; -#if TARGET_BIG_ENDIAN - d0 =3D bswap32x2(d0); - d1 =3D bswap32x2(d1); -#endif + if (mips_env_is_bigendian(env)) { + d0 =3D bswap32x2(d0); + d1 =3D bswap32x2(d1); + } cpu_stq_le_data_ra(env, addr + 0, d0, ra); cpu_stq_le_data_ra(env, addr + 8, d1, ra); } --=20 2.47.1