cmd/asm: fix bug about VMOV instruction (move register to vector element) on ARM64

This change fixes index error when encoding VMOV instruction which pattern is
VMOV Rn, V.<T>[index]. For example VMOV R1, V1.S[1] is assembled as VMOV R1, V1.S[0]

Fixes #24400
Change-Id: I82b5edc8af4e06862bc4692b119697c6bb7dc3fb
Reviewed-on: https://go-review.googlesource.com/101297
Reviewed-by: Cherry Zhang <cherryyz@google.com>
2 files changed
tree: c515c18d4ca3bfed77f9706902c11a9a373956d9
  1. .github/
  2. api/
  3. doc/
  4. lib/
  5. misc/
  6. src/
  7. test/
  8. .gitattributes
  9. .gitignore
  10. AUTHORS
  11. CONTRIBUTING.md
  12. CONTRIBUTORS
  13. favicon.ico
  14. LICENSE
  15. PATENTS
  16. README.md
  17. robots.txt
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