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(parent: 0f8678a) | patch
hash/crc32: add SSE4.2 support
authorAdam Langley <agl@golang.org>
Tue, 12 Jul 2011 13:29:24 +0000 (09:29 -0400)
committerAdam Langley <agl@golang.org>
Tue, 12 Jul 2011 13:29:24 +0000 (09:29 -0400)
commit9f4c288c168b38aa4110b227cead4a53e9e86075
treeb9fb7f13f76775cb972434ca4f41c3a3892ad471tree
parent0f8678a74730c69ca19f2589ae45d9d2eb3d302ecommit | diff
hash/crc32: add SSE4.2 support

Using the CRC32 instruction speeds up the Castagnoli computation by
about 20x on a modern Intel CPU.

R=rsc
CC=golang-dev
https://golang.org/cl/4650072
src/cmd/6a/lex.c diff | blob | history
src/cmd/6l/6.out.h diff | blob | history
src/cmd/6l/l.h diff | blob | history
src/cmd/6l/optab.c diff | blob | history
src/cmd/6l/span.c diff | blob | history
src/pkg/hash/crc32/Makefile diff | blob | history
src/pkg/hash/crc32/crc32.go diff | blob | history
src/pkg/hash/crc32/crc32_amd64.go [new file with mode: 0644] blob
src/pkg/hash/crc32/crc32_amd64.s [new file with mode: 0644] blob
src/pkg/hash/crc32/crc32_generic.go [new file with mode: 0644] blob
src/pkg/hash/crc32/crc32_test.go diff | blob | history
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