func MemCpyHtoD(dst, src unsafe.Pointer, bytes int64) {
Sync() // sync previous kernels
timer.Start("memcpyHtoD")
cu.MemcpyHtoD(cu.DevicePtr(uintptr(dst)), src, bytes)
Sync() // sync copy
timer.Stop("memcpyHtoD")
}
func MemCpy(dst, src unsafe.Pointer, bytes int64) {
Sync()
timer.Start("memcpy")
cu.MemcpyAsync(cu.DevicePtr(uintptr(dst)), cu.DevicePtr(uintptr(src)), bytes, stream0)
Sync()
timer.Stop("memcpy")
}
func MemCpyDtoH(dst, src unsafe.Pointer, bytes int64) {
Sync() // sync previous kernels
timer.Start("memcpyDtoH")
cu.MemcpyDtoH(dst, cu.DevicePtr(uintptr(src)), bytes)
Sync() // sync copy
timer.Stop("memcpyDtoH")
}
// Memset sets the Slice's components to the specified values.
// To be carefully used on unified slice (need sync)
func Memset(s *data.Slice, val ...float32) {
if Synchronous { // debug
Sync()
timer.Start("memset")
}
util.Argument(len(val) == s.NComp())
for c, v := range val {
cu.MemsetD32Async(cu.DevicePtr(uintptr(s.DevPtr(c))), math.Float32bits(v), int64(s.Len()), stream0)
}
if Synchronous { //debug
Sync()
timer.Stop("memset")
}
}