TILERELEASE
Release Tile Op/ 64/32 bit CPUID Feature
stableVMJITAOTinstruction
Encodings
| Opcode | Instruction | Op/En | 64-bit | Compat/Legacy | Description |
|---|---|---|---|---|---|
VEX.128.NP.0F38.W0 49 C0 | TILERELEASE | A | Valid | Not encodable | Initialize TILECFG and TILEDATA. |
Measured cost
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Description
This instruction returns TILECFG and TILEDATA to the INIT state. Any attempt to execute the TILERELEASE instruction inside an Intel TSX transaction will result in a transaction abort.
Operation
zero_all_tile_data()
tilecfg := 0// equivalent to 64B of zeros
TILES_CONFIGURED := 0Intel C/C++ compiler intrinsics
TILERELEASE void _tile_release(void);Flags affected
None.
Exceptions AMX-E6; see Section 2.10, "Intel(R) AMX Instruction Exception Classes," for details.