status-go/vendor/modernc.org/libc/libc32.go

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2022-03-10 09:44:48 +00:00
// 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.
//go:build 386 || arm
// +build 386 arm
package libc // import "modernc.org/libc"
type (
// RawMem represents the biggest byte array the runtime can handle
RawMem [1<<31 - 1]byte
// 32-5*4 = 12 bytes left to pad
stackHeaderPadding struct {
a uintptr
b uintptr
c uintptr
}
)
type bits []int
func newBits(n int) (r bits) { return make(bits, (n+31)>>5) }
func (b bits) has(n int) bool { return b != nil && b[n>>5]&(1<<uint(n&31)) != 0 }
func (b bits) set(n int) { b[n>>5] |= 1 << uint(n&31) }