On Feb 02 2023, Geert Uytterhoeven wrote: > Hi Adrian, > > On Wed, Feb 1, 2023 at 11:17 PM John Paul Adrian Glaubitz > <glaub...@physik.fu-berlin.de> wrote: >> Can anyone answer this question regarding the difference between "bsr" and >> "jsr": >> >> > https://github.com/llvm/llvm-project/issues/60354#issuecomment-1412018845 > > "jsr" is an absolute jump to a subroutine. > "bsr" is a relative jump (8-bit, 16-bit, or 32-bit signed offset) to a > subroutine, > i.e. typically for calling a nearby function.
jsr/jmp also take pcrel, but bsr/bra with 8-bit disp is shorter. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."
