B

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.

313029282726252423222120191817161514131211109876543210
000101imm26
op

B <label>

bits(64) offset = SignExtend(imm26:'00', 64);

Assembler Symbols

<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.

Operation

BranchTo(PC[] + offset, BranchType_DIR, FALSE);


Internal version only: isa v33.64, AdvSIMD v29.12, pseudocode v2023-06_rel, sve v2023-06_rel ; Build timestamp: 2023-07-04T19:42

Copyright © 2010-2023 Arm Limited or its affiliates. All rights reserved. This document is Non-Confidential.