xsave

package

v0.0.0-...-3878f85 Latest Latest Go to latest Published: Jul 23, 2017 License: MIT Imports: 1 Imported by: 0

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Repository

github.com/klauspost/intrinsics

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Documentation ¶

Overview ¶

THESE PACKAGES ARE FOR DEMONSTRATION PURPOSES ONLY!

THEY DO NOT NOT CONTAIN WORKING INTRINSICS!

See https://github.com/klauspost/intrinsics

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Xgetbv ¶

func Xgetbv(a uint32) uint64

Xgetbv: Copy up to 64-bits from the value of the extended control register (XCR) specified by 'a' into 'dst'. Currently only XFEATURE_ENABLED_MASK XCR is supported.

dst[63:0] := XCR[a]

Instruction: 'XGETBV'. Intrinsic: '_xgetbv'. Requires XSAVE.

func Xsetbv ¶

func Xsetbv(a uint32, val uint64)

Xsetbv: Copy 64-bits from 'val' to the extended control register (XCR) specified by 'a'. Currently only XFEATURE_ENABLED_MASK XCR is supported.

XCR[a] := val[63:0]

Instruction: 'XSETBV'. Intrinsic: '_xsetbv'. Requires XSAVE.

Types ¶

This section is empty.

Source Files ¶

View all Source files

xsave.go

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