The real state of the PC registers

Because of the relation of prefetch instruction, the PC register is always two instructions more than the current register, ARM mode is large 8,thumb mode is 2, this is for the instruction set of 32bit ARMV7

In ARM state, the value of the the instruction plus 8 bytes of the address of the.

In Thumb State:

For B, BL, CBNZ, and CBZ instructions, the value of the that PC is the address of the the current instruction plus 4 bytes.
For all and instructions that use labels, the value of the PC is the address of the current instruction plus 4 bytes, WI Th bit[1] of the result cleared to 0 to make it word-aligned.

X86 is plus 4.

The real state of the PC registers