TSK3000A Core Instruction - JR

Frozen Content

Modified by Admin on Sep 13, 2017

Instruction:

Jump Register

Assembler Format:

jr rA

Example:

jr $3

Description:

Causes the program to jump unconditionally to the address in GPR rA after a delay of one instruction cycle.

Since instructions must be aligned on a word boundary, the two low-order bits of target register rA must be 00.

Operation:

PC <-- rA

Instruction Type:

R-Type

Instruction Fields:

rA = Index of register containing jump address

Encoding:

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
0	0	0	0	0	0	rA					0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0

Latency: 1