CSDB

Consumption of speculative data barrier

This instruction is a memory barrier that controls speculative execution arising from data value prediction. For more information and details of the semantics, see Consumption of Speculative Data Barrier (CSDB).

Encoding: System

31	30	29	28	27	26	25	24	23	22	21	20	19	18	17	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1	0
1	1	0	1	0	1	0	1	0	0	0	0	0	0	1	1	0	0	1	0	0	0	1	0	1	0	0	1	1	1	1	1
																				CRm				op2

CSDB

Decoding algorithm

// Empty.

Operation

ConsumptionOfSpeculativeDataBarrier();

Explanations