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mirror of https://github.com/go-gitea/gitea.git synced 2024-12-04 14:46:57 -05:00
gitea/vendor/github.com/minio/sha256-simd/cpuid.go
Lunny Xiao 62e6c9bc6c
Add a storage layer for attachments (#11387)
* Add a storage layer for attachments

* Fix some bug

* fix test

* Fix copyright head and lint

* Fix bug

* Add setting for minio and flags for migrate-storage

* Add documents

* fix lint

* Add test for minio store type on attachments

* fix test

* fix test

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Add warning when storage migrated successfully

* Fix drone

* fix test

* rebase

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* refactor the codes

* add trace

* Fix test

* remove log on xorm

* Fi download bug

* Add a storage layer for attachments

* Add setting for minio and flags for migrate-storage

* fix lint

* Add test for minio store type on attachments

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Fix drone

* fix test

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* refactor the codes

* add trace

* Fix test

* Add URL function to serve attachments directly from S3/Minio

* Add ability to enable/disable redirection in attachment configuration

* Fix typo

* Add a storage layer for attachments

* Add setting for minio and flags for migrate-storage

* fix lint

* Add test for minio store type on attachments

* Apply suggestions from code review

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

* Fix drone

* fix test

* Fix test

* display the error on console

* Move minio test to amd64 since minio docker don't support arm64

* don't change unrelated files

* Fix lint

* Fix build

* update go.mod and go.sum

* Use github.com/minio/minio-go/v6

* Remove unused function

* Upgrade minio to v7 and some other improvements

* fix lint

* Fix go mod

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>
Co-authored-by: Tyler <tystuyfzand@gmail.com>
2020-08-18 12:23:45 +08:00

120 lines
2.6 KiB
Go
Vendored

// Minio Cloud Storage, (C) 2016 Minio, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package sha256
// True when SIMD instructions are available.
var avx512 bool
var avx2 bool
var avx bool
var sse bool
var sse2 bool
var sse3 bool
var ssse3 bool
var sse41 bool
var sse42 bool
var popcnt bool
var sha bool
var armSha = haveArmSha()
func init() {
var _xsave bool
var _osxsave bool
var _avx bool
var _avx2 bool
var _avx512f bool
var _avx512dq bool
// var _avx512pf bool
// var _avx512er bool
// var _avx512cd bool
var _avx512bw bool
var _avx512vl bool
var _sseState bool
var _avxState bool
var _opmaskState bool
var _zmmHI256State bool
var _hi16ZmmState bool
mfi, _, _, _ := cpuid(0)
if mfi >= 1 {
_, _, c, d := cpuid(1)
sse = (d & (1 << 25)) != 0
sse2 = (d & (1 << 26)) != 0
sse3 = (c & (1 << 0)) != 0
ssse3 = (c & (1 << 9)) != 0
sse41 = (c & (1 << 19)) != 0
sse42 = (c & (1 << 20)) != 0
popcnt = (c & (1 << 23)) != 0
_xsave = (c & (1 << 26)) != 0
_osxsave = (c & (1 << 27)) != 0
_avx = (c & (1 << 28)) != 0
}
if mfi >= 7 {
_, b, _, _ := cpuid(7)
_avx2 = (b & (1 << 5)) != 0
_avx512f = (b & (1 << 16)) != 0
_avx512dq = (b & (1 << 17)) != 0
// _avx512pf = (b & (1 << 26)) != 0
// _avx512er = (b & (1 << 27)) != 0
// _avx512cd = (b & (1 << 28)) != 0
_avx512bw = (b & (1 << 30)) != 0
_avx512vl = (b & (1 << 31)) != 0
sha = (b & (1 << 29)) != 0
}
// Stop here if XSAVE unsupported or not enabled
if !_xsave || !_osxsave {
return
}
if _xsave && _osxsave {
a, _ := xgetbv(0)
_sseState = (a & (1 << 1)) != 0
_avxState = (a & (1 << 2)) != 0
_opmaskState = (a & (1 << 5)) != 0
_zmmHI256State = (a & (1 << 6)) != 0
_hi16ZmmState = (a & (1 << 7)) != 0
} else {
_sseState = true
}
// Very unlikely that OS would enable XSAVE and then disable SSE
if !_sseState {
sse = false
sse2 = false
sse3 = false
ssse3 = false
sse41 = false
sse42 = false
}
if _avxState {
avx = _avx
avx2 = _avx2
}
if _opmaskState && _zmmHI256State && _hi16ZmmState {
avx512 = (_avx512f &&
_avx512dq &&
_avx512bw &&
_avx512vl)
}
}