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[81.185.167.99]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43d0a7582absm16857445e9.17.2025.03.12.03.38.19 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 12 Mar 2025 03:38:21 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Richard Henderson , Paolo Bonzini , Eduardo Habkost , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH-for-10.1] target/i386: Replace MO_TE -> MO_LE Date: Wed, 12 Mar 2025 11:38:18 +0100 Message-ID: <20250312103818.370-1-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32b; envelope-from=philmd@linaro.org; helo=mail-wm1-x32b.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org The x86 architecture is only implemented as little-endian. The MO_TE definition always expands to MO_LE. Replace: - MO_TEUQ -> MO_LE | MO_UQ - MO_TE -> MO_LE Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson --- target/i386/tcg/emit.c.inc | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/target/i386/tcg/emit.c.inc b/target/i386/tcg/emit.c.inc index 0fa1664a24f..c7a40a2f9e4 100644 --- a/target/i386/tcg/emit.c.inc +++ b/target/i386/tcg/emit.c.inc @@ -1796,7 +1796,7 @@ static void gen_CMPXCHG(DisasContext *s, X86DecodedInsn *decode) static void gen_CMPXCHG16B(DisasContext *s, X86DecodedInsn *decode) { #ifdef TARGET_X86_64 - MemOp mop = MO_TE | MO_128 | MO_ALIGN; + MemOp mop = MO_LE | MO_128 | MO_ALIGN; TCGv_i64 t0, t1; TCGv_i128 cmp, val; @@ -1853,10 +1853,11 @@ static void gen_CMPXCHG8B(DisasContext *s, X86DecodedInsn *decode) /* Only require atomic with LOCK; non-parallel handled in generator. */ if (s->prefix & PREFIX_LOCK) { - tcg_gen_atomic_cmpxchg_i64(old, s->A0, cmp, val, s->mem_index, MO_TEUQ); + tcg_gen_atomic_cmpxchg_i64(old, s->A0, cmp, val, + s->mem_index, MO_LE | MO_UQ); } else { tcg_gen_nonatomic_cmpxchg_i64(old, s->A0, cmp, val, - s->mem_index, MO_TEUQ); + s->mem_index, MO_LE | MO_UQ); } /* Set tmp0 to match the required value of Z. */