Files
sdk/runtime/vm
Tess Strickland 3bbe27eadf [vm/compiler] Perform word-sized copies in MemoryMove when possible.
When copying elements that are smaller than words on non-X86
architectures, only copy element by element until the remaining elements
can be copied in word-sized chunks, and then do so.

TEST=vm/cc/IRTest_Memory, co19{,_2}/LibTest/typed_data,
     lib{,_2}/typed_data, corelib{,_2}/list_test

Issue: https://github.com/dart-lang/sdk/issues/42072

Cq-Include-Trybots: luci.dart.try:vm-aot-linux-debug-simarm_x64-try,vm-aot-linux-debug-simriscv64-try,vm-linux-debug-simriscv64-try,vm-mac-debug-arm64-try,vm-aot-linux-release-simarm64-try,vm-aot-linux-release-simarm_x64-try,vm-aot-mac-release-arm64-try,vm-ffi-qemu-linux-release-riscv64-try,vm-ffi-qemu-linux-release-arm-try,vm-linux-release-simarm-try,vm-linux-release-simarm64-try,vm-mac-release-arm64-try,vm-aot-android-release-arm64c-try,vm-ffi-android-debug-arm64c-try
Change-Id: I61eab310b92a6bc5ebd88fa63d562103d887cb74
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/324280
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Tess Strickland <sstrickl@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
2023-09-07 14:11:19 +00:00
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