On Wed, Jan 8, 2020 at 5:23 PM Ian Jiang <ianjiang....@gmail.com> wrote: > > Problem > ====== > The next instruction after executing "ret" (i.e. jalr x0, 0(x1)) is not at > 0x000000008000056c (x1/ra) as expected, but at 0x000000008000056c.
I don't get this. is not at address A but at address B, but you wrote A and B exactly the same? > How to debug this issue? Any suggestion is appreciated. > > QEMU command > ============= > qemu-system-riscv64 -nographic -machine virt -kernel my-test.elf -smp 1 -d > in_asm,cpu > > Trace (piece) > =========== > IN: > 0x0000000081150000: 00259eb7 lui t4,2461696 > 0x0000000081150004: 00099b37 lui s6,626688 > 0x0000000081150008: 01db3023 sd t4,0(s6) > 0x000000008115000c: 00008067 ret > > pc 0000000081150000 > x1/ra 000000008000056c > > IN: > 0x0000000080003da0: 10503023 sd t0,256(zero) > ... > > > QEMU version > =========== > upstream tag v4.2.0 > Regards, Bin
