| 478,7 → 478,7 |
|---|
| */ |
| rdpr %tl, %g3 |
| cmp %g3, 1 |
| be 1f |
| be %xcc, 1f |
| nop |
| 0: ba 0b ! this is for debugging, if we ever get here |
| nop ! it will be easy to find |
| 499,7 → 499,7 |
|---|
| wrpr %g4, 0, %cwp ! resynchronize CWP |
| |
| andcc %g3, TSTATE_PRIV_BIT, %g0 ! if this trap came from the privileged mode... |
| bnz 0f ! ...skip setting of kernel stack and primary context |
| bnz %xcc, 0f ! ...skip setting of kernel stack and primary context |
| nop |
| |
| .endif |
| 672,7 → 672,7 |
|---|
| and %l0, NWINDOWS - 1, %l0 ! %l0 mod NWINDOWS |
| rdpr %cwp, %l1 |
| cmp %l0, %l1 |
| bz 0f ! CWP is ok |
| bz %xcc, 0f ! CWP is ok |
| nop |
| |
| /* |
| 712,7 → 712,7 |
|---|
| .if NOT(\is_syscall) |
| rdpr %tstate, %g1 |
| andcc %g1, TSTATE_PRIV_BIT, %g0 ! if we are not returning to userspace..., |
| bnz 1f ! ...skip restoring userspace windows |
| bnz %xcc, 1f ! ...skip restoring userspace windows |
| nop |
| .endif |
| |
| 749,7 → 749,7 |
|---|
| */ |
| clr %g4 |
| 0: andcc %g7, UWB_ALIGNMENT - 1, %g0 ! alignment check |
| bz 0f ! %g7 is UWB_ALIGNMENT-aligned, no more windows to refill |
| bz %xcc, 0f ! %g7 is UWB_ALIGNMENT-aligned, no more windows to refill |
| nop |
| |
| add %g7, -STACK_WINDOW_SAVE_AREA_SIZE, %g7 |
| 785,7 → 785,7 |
|---|
| wrpr %g1, 0, %cwp |
| add %g4, %g2, %g2 |
| cmp %g2, NWINDOWS - 2 |
| bg 2f ! fix the CANRESTORE=NWINDOWS-1 anomaly |
| bg %xcc, 2f ! fix the CANRESTORE=NWINDOWS-1 anomaly |
| mov NWINDOWS - 2, %g1 ! use dealy slot for both cases |
| sub %g1, %g2, %g1 |
| |