78 строки
1,4 КиБ
Go
78 строки
1,4 КиБ
Go
package main
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import "unsafe"
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func sliceLen(ints []int) int {
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return len(ints)
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}
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func sliceCap(ints []int) int {
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return cap(ints)
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}
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func sliceElement(ints []int, index int) int {
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return ints[index]
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}
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func sliceAppendValues(ints []int) []int {
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return append(ints, 1, 2, 3)
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}
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func sliceAppendSlice(ints, added []int) []int {
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return append(ints, added...)
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}
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func sliceCopy(dst, src []int) int {
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return copy(dst, src)
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}
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// Test bounds checking in *ssa.MakeSlice instruction.
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func makeByteSlice(len int) []byte {
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return make([]byte, len)
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}
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func makeInt16Slice(len int) []int16 {
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return make([]int16, len)
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}
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func makeArraySlice(len int) [][3]byte {
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return make([][3]byte, len) // slice with element size of 3
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}
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func makeInt32Slice(len int) []int32 {
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return make([]int32, len)
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}
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func Add32(p unsafe.Pointer, len int) unsafe.Pointer {
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return unsafe.Add(p, len)
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}
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func Add64(p unsafe.Pointer, len int64) unsafe.Pointer {
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return unsafe.Add(p, len)
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}
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func SliceToArray(s []int) *[4]int {
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return (*[4]int)(s)
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}
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func SliceToArrayConst() *[4]int {
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s := make([]int, 6)
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return (*[4]int)(s)
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}
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func SliceInt(ptr *int, len int) []int {
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return unsafe.Slice(ptr, len)
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}
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func SliceUint16(ptr *byte, len uint16) []byte {
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return unsafe.Slice(ptr, len)
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}
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func SliceUint64(ptr *int, len uint64) []int {
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return unsafe.Slice(ptr, len)
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}
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func SliceInt64(ptr *int, len int64) []int {
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return unsafe.Slice(ptr, len)
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}
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