[PATCH] D123991: [LangRef] Clarify load/store of non-byte-sized types
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 19 18:19:36 PDT 2022
aqjune added a comment.
I confirmed that there are a few other architectures assuming the same semantics:
- AArch64: https://llvm.godbolt.org/z/b5M5j6r9h
- RISCV32: https://llvm.godbolt.org/z/1ax4s5jPo
- RISCV64: https://llvm.godbolt.org/z/W59oazebx
- X86 (32-bit): https://llvm.godbolt.org/z/s3PTznrxa
To support code generation to these architecture, storing an integer of a non-byte-sized type must fill the padding with zero.
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https://reviews.llvm.org/D123991/new/
https://reviews.llvm.org/D123991
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