Compare and branch if zero to a label at a PC-relative offset, without affecting the condition flags, and with a hint that this is not a subroutine call or return.
label; 32-bit general registers
label; 64-bit general registers
Is the 32-bit name of the general-purpose register to be tested, in the range 0 to 31.
Is the 64-bit name of the general-purpose register to be tested, in the range 0 to 31.
Is the program label to be conditionally branched to. It is an offset from the address of this instruction, in the range ±1MB.