Branch causes an unconditional branch to a label at a PC-relative offset, with a hint that this is not a subroutine call or return.
| 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 | 1 | 0 | 1 | imm26 | |||||||||||||||||||||||||
| op | |||||||||||||||||||||||||||||||
B <label>
bits(64) offset = SignExtend(imm26:'00', 64);
| <label> |
Is the program label to be unconditionally branched to. Its offset from the address of this instruction, in the range +/-128MB, is encoded as "imm26" times 4. |
boolean branch_conditional = FALSE; BranchTo(PC64 + offset, BranchType_DIR, branch_conditional);