compute.device · thing · Updated 2026-09-09

deviceBackendCapability

A device backend capability record carrying backend, family, runtimeReady, placementSupported, mixedExecutionSupported, and related state.

computecompute.devicecpudevicemethodsource-examplethingyeho

Inspect device capability catalogs and model resource lifetimes and placement decisions.

external thing deviceBackendCapability

Status: source-declared

Fields and methods (12)

text backend: Stores backend as text.
text family: Stores family as text.
bool runtimeReady: Stores runtime ready as bool.
bool placementSupported: Stores placement supported as bool.
bool mixedExecutionSupported: Stores mixed execution supported as bool.
text fallbackBackend: Stores fallback backend as text.
text status: Stores status as text.
text notes: Stores notes as text.
deviceBackendCapability(text backend, text family, bool runtimeReady, bool placementSupported, bool mixedExecutionSupported, text fallbackBackend, text status, text notes): Device backend capability.
IsReady() returns bool: Is ready. Complete example
HasFallback() returns bool: Has fallback. Complete example
Describe() returns text: Describe. Complete example

Use deviceBackendCapability

A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.

cpu · source-example · type checked

using compute.device

// Inspect device capability catalogs and model resource lifetimes and placement decisions.
deviceBackendCapability sample = deviceBackendCapability("cpu-oracle", "cpu", true, true, true, "fallback Backend", "ready", "notes")
Console.Log(Text.From(sample.backend))

project.mech

manifestVersion = "2"
package = "api.example.compute_device__devicebackendcapability"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceBackendCapability.IsReady

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Is ready.
deviceBackendCapability instance = deviceBackendCapability("cpu-oracle", "cpu", true, true, true, "fallback Backend", "ready", "notes")
bool result = instance.IsReady()
Console.Log(Text.From(result))

project.mech

manifestVersion = "2"
package = "api.example.compute_device__devicebackendcapability"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceBackendCapability.HasFallback

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Has fallback.
deviceBackendCapability instance = deviceBackendCapability("cpu-oracle", "cpu", true, true, true, "fallback Backend", "ready", "notes")
bool result = instance.HasFallback()
Console.Log(Text.From(result))

project.mech

manifestVersion = "2"
package = "api.example.compute_device__devicebackendcapability"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceBackendCapability.Describe

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Describe.
deviceBackendCapability instance = deviceBackendCapability("cpu-oracle", "cpu", true, true, true, "fallback Backend", "ready", "notes")
text result = instance.Describe()
Console.Log(Text.From(result))

project.mech

manifestVersion = "2"
package = "api.example.compute_device__devicebackendcapability"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

Notes and source

Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.

yeho/packages/compute/device/device.yh:43