Module xsave

Available on x86 or x86-64 only.

Expand description

i586’s xsave and xsaveopt target feature intrinsics

Constants§

_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 🔒 ^⚠