73 строки
1,7 КиБ
Go
73 строки
1,7 КиБ
Go
package runtime
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import (
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"unsafe"
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)
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const Compiler = "tgo"
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// The bitness of the CPU (e.g. 8, 32, 64). Set by the compiler as a constant.
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var TargetBits uint8
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func Sleep(d Duration) {
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// This function is treated specially by the compiler: when goroutines are
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// used, it is transformed into a llvm.coro.suspend() call.
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// When goroutines are not used this function behaves as normal.
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sleep(d)
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}
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func GOMAXPROCS(n int) int {
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// Note: setting GOMAXPROCS is ignored.
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return 1
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}
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func stringequal(x, y string) bool {
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if len(x) != len(y) {
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return false
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}
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for i := 0; i < len(x); i++ {
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if x[i] != y[i] {
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return false
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}
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}
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return true
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}
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// Copy size bytes from src to dst. The memory areas must not overlap.
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func memcpy(dst, src unsafe.Pointer, size uintptr) {
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for i := uintptr(0); i < size; i++ {
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*(*uint8)(unsafe.Pointer(uintptr(dst) + i)) = *(*uint8)(unsafe.Pointer(uintptr(src) + i))
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}
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}
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// Set the given number of bytes to zero.
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func memzero(ptr unsafe.Pointer, size uintptr) {
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for i := uintptr(0); i < size; i++ {
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*(*byte)(unsafe.Pointer(uintptr(ptr) + i)) = 0
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}
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}
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func _panic(message interface{}) {
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printstring("panic: ")
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printitf(message)
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printnl()
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abort()
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}
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// Check for bounds in *ssa.IndexAddr and *ssa.Lookup.
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func lookupBoundsCheck(length, index int) {
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if index < 0 || index >= length {
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// printstring() here is safe as this function is excluded from bounds
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// checking.
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printstring("panic: runtime error: index out of range\n")
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abort()
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}
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}
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// Check for bounds in *ssa.Slice
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func sliceBoundsCheck(length, low, high uint) {
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if !(0 <= low && low <= high && high <= length) {
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printstring("panic: runtime error: slice out of range\n")
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abort()
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}
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}
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