Module mte

Available on AArch64 or target_arch="arm64ec" only.

AArch64 Memory tagging intrinsics

ACLE documentation

Functions

addg_ 🔒 ^⚠

gmi_ 🔒 ^⚠

irg_ 🔒 ^⚠

ldg_ 🔒 ^⚠

stg_ 🔒 ^⚠

subp_ 🔒 ^⚠

__arm_mte_create_random_tag^⚠Experimentalmte

Return a pointer containing a randomly generated logical address tag.

__arm_mte_exclude_tag^⚠Experimentalmte

Add a logical tag to the set of excluded logical tags.

__arm_mte_get_tag^⚠Experimentalmte

Load an allocation tag from memory, returning a new pointer with the corresponding logical tag.

__arm_mte_increment_tag^⚠Experimentalmte

Return a pointer with the logical address tag offset by a value.

__arm_mte_ptrdiff^⚠Experimentalmte

Calculate the difference between the address parts of two pointers, ignoring the tags, and sign-extending the result.

__arm_mte_set_tag^⚠Experimentalmte

Store an allocation tag for the 16-byte granule of memory.