[compiler-rt] [Compiler-rt] Implement AEABI Unaligned Read/Write Helpers in compiler-rt (PR #167913)

[Simon Tatham via llvm-commits]

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@@ -0,0 +1,21 @@
+//===-- aeabi_uread4.c - ARM EABI Helper — Unaligned 4-Byte Memory Read --===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===-----------------------------------------------------------------------------===//
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statham-arm wrote:

Probably a good idea to link to the document defining these functions.
https://github.com/ARM-software/abi-aa/blob/main/rtabi32/rtabi32.rst#unaligned-memory-access

https://github.com/llvm/llvm-project/pull/167913