【Backport subject】 使用ZBB特性优化字节交换功能

[uestc-gr]

issue: #191

字节转换性能优化

测试方法：打开/关闭ZBB特性，大小端字节序符合预期

[github-actions]

---

开始测试 log: https://github.com/RVCK-Project/rvck/actions/runs/21017677184

参数解析结果

args	value
repository	RVCK-Project/rvck
head ref	pull/192/head
base ref	rvck-6.6
LAVA repo	RVCK-Project/lavaci
LAVA Template	lava-job-template/qemu/qemu-ltp.yaml
Testcase path	lava-testcases/common-test/ltp/ltp.yaml
need run job	kunit-test,kernel-build,check-patch,lava-trigger

---

测试完成

详细结果:

RVCK result

check	result
kunit-test	success
kernel-build	success
lava-trigger	success
check-patch	success

Kunit Test Result

[02:42:01] Testing complete. Ran 455 tests: passed: 443, skipped: 12

Kernel Build Result

Kernel build succeeded: RVCK-Project/rvck/192/

2997f4195629d95644cb1c52b1800559 /srv/guix_result/3297519f56afe1c4df224f47ea68f8690b1c45c4/Image
8aaaf0f80f6f010b78874a73682527b8 /root/initramfs.img

LAVA Check

args:

• testcase_repo: RVCK-Project/lavaci
• testcase_ref: main
• lava_template: lava-job-template/qemu/qemu-ltp.yaml
• testcase_path: lava-testcases/common-test/ltp/ltp.yaml
• testitem_name: RVCK-Project_rvck_pull_request_target_192__common-test_qemu
• kernel_download_url: https://repo.tarsier-infra.isrc.ac.cn/openEuler-RISC-V/RVCK/OERV-RVCI/RVCK-Project/rvck/192/Image
• initramfs_download_url: https://repo.tarsier-infra.isrc.ac.cn/openEuler-RISC-V/RVCK/OERV-RVCI/RVCK-Project/rvck/192/initramfs.img
• rootfs_download_url: https://fast-mirror.isrc.ac.cn/openeuler-sig-riscv/openEuler-RISC-V/RVCK/openEuler24.03-LTS-SP1/openeuler-rootfs.img.zst

result:

Lava check done! lava log: https://lava.oerv.ac.cn/scheduler/job/1079

lava result count: [fail]: 174, [pass]: 1434, [skip]: 291

Check Patch Result

Total Errors	0
Total Warnings	2

[uestc-gr]

PR已完成，请老师评审

[sterling-teng]

backport自上游。