gotosocial/vendor/modernc.org/libc/libc64.go
kim ed46224573
Add SQLite support, fix un-thread-safe DB caches, small performance f… (#172)
* Add SQLite support, fix un-thread-safe DB caches, small performance fixes

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* add SQLite licenses to README

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* appease the linter, and fix my dumbass-ery

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* make requested changes

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* add back comment

Signed-off-by: kim (grufwub) <grufwub@gmail.com>
2021-08-29 16:41:41 +02:00

24 lines
637 B
Go

// Copyright 2020 The Libc Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build amd64 arm64 s390x
package libc // import "modernc.org/libc"
type (
// RawMem represents the biggest byte array the runtime can handle
RawMem [1<<50 - 1]byte
// 48-5*8 = 8 bytes left to pad
stackHeaderPadding struct {
a uintptr
}
)
type bits []int
func newBits(n int) (r bits) { return make(bits, (n+63)>>6) }
func (b bits) has(n int) bool { return b != nil && b[n>>6]&(1<<uint(n&63)) != 0 }
func (b bits) set(n int) { b[n>>6] |= 1 << uint(n&63) }