{"id":2223631,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2223631/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260415202027.83008-7-philmd@linaro.org/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.1/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260415202027.83008-7-philmd@linaro.org>","date":"2026-04-15T20:20:26","name":"[RFC,v5,6/6] target/mips: Endian-swap MSA LD/ST.D (Doubleword Vector)","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"6421e719a72db0c897a13bb28d4b9dcfe78d60f2","submitter":{"id":85046,"url":"http://patchwork.ozlabs.org/api/1.1/people/85046/?format=json","name":"Philippe Mathieu-Daudé","email":"philmd@linaro.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260415202027.83008-7-philmd@linaro.org/mbox/","series":[{"id":500037,"url":"http://patchwork.ozlabs.org/api/1.1/series/500037/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500037","date":"2026-04-15T20:20:20","name":"target/mips: Translate MSA vector load/store opcodes","version":5,"mbox":"http://patchwork.ozlabs.org/series/500037/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2223631/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2223631/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=KRCpEhTY;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8","Content-Transfer-Encoding":"8bit","Received-SPF":"pass client-ip=2a00:1450:4864:20::42f;\n envelope-from=philmd@linaro.org; helo=mail-wr1-x42f.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n 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":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"Doubleword Vector entries need to be swapped w.r.t. endianness.\n\nFixes: 83be6b54123 (\"Fix MSA instructions LD. on big endian host\")\nFixes: 6decc572dce (\"Fix MSA instructions ST. on big endian host\")\nSigned-off-by: Philippe Mathieu-Daudé \n---\nProbably optimizable since tcg_gen_qemu_ld/st_i128 handles MO_BSWAP.\n---\n target/mips/tcg/msa_translate.c | 4 ++++\n 1 file changed, 4 insertions(+)","diff":"diff --git a/target/mips/tcg/msa_translate.c b/target/mips/tcg/msa_translate.c\nindex b1d764bd179..63d797a39b7 100644\n--- a/target/mips/tcg/msa_translate.c\n+++ b/target/mips/tcg/msa_translate.c\n@@ -822,6 +822,10 @@ static bool trans_msa_ldst(DisasContext *ctx, arg_msa_i *a, bool is_load)\n gen_bswap32x2_i64(d0, d0);\n gen_bswap32x2_i64(d1, d1);\n break;\n+ case 3:\n+ tcg_gen_bswap64_i64(d0, d0);\n+ tcg_gen_bswap64_i64(d1, d1);\n+ break;\n }\n }\n \n","prefixes":["RFC","v5","6/6"]}