gocudart

package module

v0.0.0-...-d21aad7 Latest Latest Go to latest Published: Jul 7, 2017 License: MIT Imports: 3 Imported by: 0

Details

Valid go.mod file

The Go module system was introduced in Go 1.11 and is the official dependency management solution for Go.
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Tagged version

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Repository

github.com/akiross/go-cudart

Links

Open Source Insights

README ¶

Go CUDA Runtime API

Easy access to CUDA devices. You need the CUDA toolkit.

This is super unstable. This code is so alpha it went back to omega.

You'll probably need to configure CGO paths.

Take a look at examples/goside, while examples/goandc is meh-code.

Documentation ¶

Index ¶

func CudaErrorString(res C.CUresult) string
func GetDevicesCount() int
func GetNVRTCVersion() (major, minor int)
func GetVersion() int
func Init()
func NvrtcErrorString(res C.nvrtcResult) string
func StartProfiler()
func StopProfiler()
type Buffer
- func AllocManaged(size int) (*Buffer, unsafe.Pointer)
- func AllocManagedFloat32(size int) (*Buffer, []float32)
- func AllocManagedFloat64(size int) (*Buffer, []float64)
- func AllocManagedInt32(size int) (*Buffer, []int32)
- func NewBuffer(size int) *Buffer
- func (buf *Buffer) FromDevice(dest unsafe.Pointer)
- func (buf *Buffer) FromDeviceN(dest unsafe.Pointer, size int)
- func (buf *Buffer) FromDoubleC(v C.double)
- func (buf *Buffer) FromFloat32(v float32)
- func (buf *Buffer) FromFloat64(v float64)
- func (buf *Buffer) FromFloatC(v C.float)
- func (buf *Buffer) FromHost(source unsafe.Pointer)
- func (buf *Buffer) FromHostN(source unsafe.Pointer, size int)
- func (buf *Buffer) FromInt32(v int32)
- func (buf *Buffer) FromInt64(v int64)
- func (buf *Buffer) FromIntC(v C.int)
- func (buf *Buffer) MemSet16(v uint16, num int)
- func (buf *Buffer) MemSet32(v uint32, num int)
- func (buf *Buffer) MemSet8(v uint8, num int)
- func (buf *Buffer) ToFloat32() float32
- func (buf *Buffer) ToFloat64() float64
- func (buf *Buffer) ToInt32() int32
- func (buf *Buffer) ToInt64() int64
type Context
- func Create(dev *Device, flags uint) *Context
- func PopCurrent() *Context
- func (ctx *Context) Destroy()
- func (ctx *Context) GetApiVersion() uint
- func (ctx *Context) PushCurrent()
- func (ctx *Context) Synchronize()
type Device
- func GetDevice(ordinal int) *Device
- func GetDevices() []*Device
- func (dev *Device) GetAttribute(attrib C.CUdevice_attribute) int
- func (dev *Device) GetMaxBlockDim() (x, y, z int)
- func (dev *Device) GetMaxGridDim() (x, y, z int)
type Function
- func (fun *Function) Launch1D(gx, bx, shmem int, buffs ...*Buffer)
type Module
- func CreateModule() *Module
- func (mod *Module) GetFunction(name string) *Function
- func (mod *Module) LoadData(prog *Program)
type Program
- func CreateProgram(src Source, headers ...Source) *Program
- func (prog *Program) Compile(opts ...string)
- func (prog *Program) Destroy()
- func (prog *Program) GetLog() string
type Source
type Stream
- func NewStream(flags uint) *Stream
- func (str *Stream) Destroy()
- func (str *Stream) Query() bool
- func (str *Stream) Symchronize()

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CudaErrorString ¶

func CudaErrorString(res C.CUresult) string

func GetDevicesCount ¶

func GetDevicesCount() int

func GetNVRTCVersion ¶

func GetNVRTCVersion() (major, minor int)

func GetVersion ¶

func GetVersion() int

func Init ¶

func Init()

func NvrtcErrorString ¶

func NvrtcErrorString(res C.nvrtcResult) string

func StartProfiler ¶

func StartProfiler()

func StopProfiler ¶

func StopProfiler()

Types ¶

type Buffer ¶

type Buffer struct {
	Id C.CUdeviceptr
	// contains filtered or unexported fields
}

func AllocManaged ¶

func AllocManaged(size int) (*Buffer, unsafe.Pointer)

Allocate raw memory

func AllocManagedFloat32 ¶

func AllocManagedFloat32(size int) (*Buffer, []float32)

Allocates an array of float32 using unified memory

func AllocManagedFloat64 ¶

func AllocManagedFloat64(size int) (*Buffer, []float64)

func AllocManagedInt32 ¶

func AllocManagedInt32(size int) (*Buffer, []int32)

func NewBuffer ¶

func NewBuffer(size int) *Buffer

func (*Buffer) FromDevice ¶

func (buf *Buffer) FromDevice(dest unsafe.Pointer)

func (*Buffer) FromDeviceN ¶

func (buf *Buffer) FromDeviceN(dest unsafe.Pointer, size int)

func (*Buffer) FromDoubleC ¶

func (buf *Buffer) FromDoubleC(v C.double)

func (*Buffer) FromFloat32 ¶

func (buf *Buffer) FromFloat32(v float32)

func (*Buffer) FromFloat64 ¶

func (buf *Buffer) FromFloat64(v float64)

func (*Buffer) FromFloatC ¶

func (buf *Buffer) FromFloatC(v C.float)

func (*Buffer) FromHost ¶

func (buf *Buffer) FromHost(source unsafe.Pointer)

func (*Buffer) FromHostN ¶

func (buf *Buffer) FromHostN(source unsafe.Pointer, size int)

func (*Buffer) FromInt32 ¶

func (buf *Buffer) FromInt32(v int32)

func (*Buffer) FromInt64 ¶

func (buf *Buffer) FromInt64(v int64)

func (*Buffer) FromIntC ¶

func (buf *Buffer) FromIntC(v C.int)

Convenience functions to read/copy single variables

func (*Buffer) MemSet16 ¶

func (buf *Buffer) MemSet16(v uint16, num int)

func (*Buffer) MemSet32 ¶

func (buf *Buffer) MemSet32(v uint32, num int)

func (*Buffer) MemSet8 ¶

func (buf *Buffer) MemSet8(v uint8, num int)

func (*Buffer) ToFloat32 ¶

func (buf *Buffer) ToFloat32() float32

func (*Buffer) ToFloat64 ¶

func (buf *Buffer) ToFloat64() float64

func (*Buffer) ToInt32 ¶

func (buf *Buffer) ToInt32() int32

func (*Buffer) ToInt64 ¶

func (buf *Buffer) ToInt64() int64

type Context ¶

type Context struct {
	// contains filtered or unexported fields
}

func Create ¶

func Create(dev *Device, flags uint) *Context

WARNING: The created context is bound to a CPU thread, therefore use runtime.LockOSThread()

func PopCurrent ¶

func PopCurrent() *Context

func (*Context) Destroy ¶

func (ctx *Context) Destroy()

func (*Context) GetApiVersion ¶

func (ctx *Context) GetApiVersion() uint

func (*Context) PushCurrent ¶

func (ctx *Context) PushCurrent()

func (*Context) Synchronize ¶

func (ctx *Context) Synchronize()

type Device ¶

type Device struct {
	Name     string
	TotalMem uint
	// contains filtered or unexported fields
}

func GetDevice ¶

func GetDevice(ordinal int) *Device

func GetDevices ¶

func GetDevices() []*Device

func (*Device) GetAttribute ¶

func (dev *Device) GetAttribute(attrib C.CUdevice_attribute) int

func (*Device) GetMaxBlockDim ¶

func (dev *Device) GetMaxBlockDim() (x, y, z int)

func (*Device) GetMaxGridDim ¶

func (dev *Device) GetMaxGridDim() (x, y, z int)

type Function ¶

type Function struct {
	Id C.CUfunction
}

func (*Function) Launch1D ¶

func (fun *Function) Launch1D(gx, bx, shmem int, buffs ...*Buffer)

Passing scalars is not supported yet: create a buffer and put a single element in it

type Module ¶

type Module struct {
	Id C.CUmodule
}

func CreateModule ¶

func CreateModule() *Module

func (*Module) GetFunction ¶

func (mod *Module) GetFunction(name string) *Function

func (*Module) LoadData ¶

func (mod *Module) LoadData(prog *Program)

type Program ¶

type Program struct {

	//Source  Source
	//Headers []Source
	PTX []byte
	// contains filtered or unexported fields
}

func CreateProgram ¶

func CreateProgram(src Source, headers ...Source) *Program

func (*Program) Compile ¶

func (prog *Program) Compile(opts ...string)

func (*Program) Destroy ¶

func (prog *Program) Destroy()

func (*Program) GetLog ¶

func (prog *Program) GetLog() string

type Source ¶

type Source struct {
	Source string
	Name   string
}

type Stream ¶

type Stream struct {
	Id C.CUstream
}

func NewStream ¶

func NewStream(flags uint) *Stream

func (*Stream) Destroy ¶

func (str *Stream) Destroy()

func (*Stream) Query ¶

func (str *Stream) Query() bool

func (*Stream) Symchronize ¶

func (str *Stream) Symchronize()

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
examples
arraytree
goside
umlist
unified

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