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authorbors <bors@rust-lang.org>2020-09-27 15:14:55 +0000
committerbors <bors@rust-lang.org>2020-09-27 15:14:55 +0000
commit1d216fef3ea9446a020cf86ae438ae9a0d40563f (patch)
treebc7e9927c64e7e54b248eedac4443802e3d285f7 /compiler/rustc_codegen_llvm/src/attributes.rs
parentd902752866cbbdb331e3cf28ff6bba86ab0f6c62 (diff)
parent2e64ff9e6a593180b5a367b5cc68599fdc832acf (diff)
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Auto merge of #77259 - dgbo:master, r=kennytm
update stdarch submodule

This commit update the src/stdarch submodule, we primarily want to include [https://github.com/rust-lang/stdarch/pull/918](url) which provides prefetch hints for aarch64. This PR could deliver ~20% performance gain on our aarch64 server in Filecoin. Wish this could be used as soon as possible.

Thanks.
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