Module xsave 

Available on x86 or x86-64 only.

i586’s xsave and xsaveopt target feature intrinsics

Constants

_XCR_XFEATURE_ENABLED_MASK

XFEATURE_ENABLED_MASK for XCR

Functions

_xgetbv^⚠xsave

Reads the contents of the extended control register XCR specified in xcr_no.

_xrstor^⚠xsave

Performs a full or partial restore of the enabled processor states using the state information stored in memory at mem_addr.

_xrstors^⚠xsave and xsaves

Performs a full or partial restore of the enabled processor states using the state information stored in memory at mem_addr.

_xsave^⚠xsave

Performs a full or partial save of the enabled processor states to memory at mem_addr.

_xsavec^⚠xsave and xsavec

Performs a full or partial save of the enabled processor states to memory at mem_addr.

_xsaveopt^⚠xsave and xsaveopt

Performs a full or partial save of the enabled processor states to memory at mem_addr.

_xsaves^⚠xsave and xsaves

Performs a full or partial save of the enabled processor states to memory at mem_addr

_xsetbv^⚠xsave

Copies 64-bits from val to the extended control register (XCR) specified by a.

xgetbv 🔒 ^⚠

xrstor 🔒 ^⚠

xrstors 🔒 ^⚠

xsave 🔒 ^⚠

xsavec 🔒 ^⚠

xsaveopt 🔒 ^⚠

xsaves 🔒 ^⚠

xsetbv 🔒 ^⚠