{"id":2222200,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222200/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260410200628.19378-6-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":"<20260410200628.19378-6-philmd@linaro.org>","date":"2026-04-10T20:06:24","name":"[RFC,5/9] target/arm: Introduce mo_endian() helper","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"74c5c777f3ea9bab5d42d2e0d6b02d748610c88f","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/20260410200628.19378-6-philmd@linaro.org/mbox/","series":[{"id":499501,"url":"http://patchwork.ozlabs.org/api/1.1/series/499501/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499501","date":"2026-04-10T20:06:19","name":"target/arm: Remove MO_TE to compile MVE/M helpers once","version":1,"mbox":"http://patchwork.ozlabs.org/series/499501/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222200/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222200/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=E/mjfdMq;\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::42e;\n envelope-from=philmd@linaro.org; helo=mail-wr1-x42e.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":"Signed-off-by: Philippe Mathieu-Daudé \n---\n target/arm/internals.h | 3 +++\n target/arm/helper.c | 8 ++++++++\n target/arm/tcg/mve_helper.c | 3 ++-\n 3 files changed, 13 insertions(+), 1 deletion(-)","diff":"diff --git a/target/arm/internals.h b/target/arm/internals.h\nindex e92a967f575..f21555a69fd 100644\n--- a/target/arm/internals.h\n+++ b/target/arm/internals.h\n@@ -28,6 +28,7 @@\n #include \"exec/hwaddr.h\"\n #include \"exec/vaddr.h\"\n #include \"exec/breakpoint.h\"\n+#include \"exec/memop.h\"\n #include \"accel/tcg/tb-cpu-state.h\"\n #include \"hw/core/registerfields.h\"\n #include \"tcg/tcg-gvec-desc.h\"\n@@ -46,6 +47,8 @@\n #define BANK_HYP 6\n #define BANK_MON 7\n \n+MemOp mo_endian(CPUARMState *env);\n+\n static inline int arm_env_mmu_index(CPUARMState *env)\n {\n return EX_TBFLAG_ANY(env->hflags, MMUIDX);\ndiff --git a/target/arm/helper.c b/target/arm/helper.c\nindex 7389f2988c4..037d2bcf376 100644\n--- a/target/arm/helper.c\n+++ b/target/arm/helper.c\n@@ -38,6 +38,14 @@\n \n static void switch_mode(CPUARMState *env, int mode);\n \n+MemOp mo_endian(CPUARMState *env)\n+{\n+ if (!is_a64(env) && arm_cpu_data_is_big_endian_a32(env, arm_sctlr_b(env))) {\n+ return MO_BE;\n+ }\n+ return MO_LE;\n+}\n+\n int compare_u64(const void *a, const void *b)\n {\n if (*(uint64_t *)a > *(uint64_t *)b) {\ndiff --git a/target/arm/tcg/mve_helper.c b/target/arm/tcg/mve_helper.c\nindex 4bea0991de9..a5a23c97056 100644\n--- a/target/arm/tcg/mve_helper.c\n+++ b/target/arm/tcg/mve_helper.c\n@@ -299,7 +299,8 @@ DO_VSTR(vstrh_w, MO_UW, 2, stw, 4, int32_t)\n unsigned e; \\\n uint32_t addr; \\\n int mmu_idx = arm_to_core_mmu_idx(arm_mmu_idx(env)); \\\n- MemOpIdx oi = make_memop_idx(MO_TE | MO_UL | MO_ALIGN, mmu_idx);\\\n+ MemOpIdx oi = make_memop_idx(mo_endian(env) | MO_UL | MO_ALIGN, \\\n+ mmu_idx); \\\n for (e = 0; e < 16 / 4; e++, mask >>= 4, eci_mask >>= 4) { \\\n if (!(eci_mask & 1)) { \\\n continue; \\\n","prefixes":["RFC","5/9"]}