CPY

Copy Capability register copies a capability from the source Capability register to the destination Capability register.

This instruction is used by the alias MOV.

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	0	0	0	1	0	1	1	0	0	0	0	0	1	1	1	0	1	0	0	Cn					Cd
																	opc<1>	opc<0>

CPY <Cd|CSP>, <Cn|CSP>

integer d = UInt(Cd); integer n = UInt(Cn);

Assembler Symbols

<Cd|CSP>

Is the capability name of the destination register or stack pointer, encoded in the "Cd" field.

<Cn|CSP>

Is the capability name of the source register or stack pointer, encoded in the "Cn" field.

Operation

CheckCapabilitiesEnabled(); Capability result = if n == 31 then CSP[] else C[n]; if d == 31 then CSP[] = result; else C[d] = result;

Internal version only: isa v32.13, AdvSIMD v29.04, pseudocode morello-2022-01_rc2, capabilities morello-2022-01_rc2 ; Build timestamp: 2022-01-11T11:23