| 32,7 → 32,7 |
|---|
| #include <arch/mm/page.h> |
| #include <align.h> |
| |
| #define STACK_ITEMS 13 |
| #define STACK_ITEMS 14 |
| #define STACK_FRAME_SIZE ALIGN_UP((STACK_ITEMS*STACK_ITEM_SIZE) + STACK_SCRATCH_AREA_SIZE, STACK_ALIGNMENT) |
| |
| #if (STACK_ITEMS % 2 == 0) |
| 141,11 → 141,12 |
|---|
| mov r28 = ar.bspstore ;; |
| |
| /* assume kernel backing store */ |
| /* mov ar.bspstore = r28 ;; */ |
| mov ar.bspstore = r28 ;; |
| |
| mov r29 = ar.bsp |
| |
| st8 [r31] = r27, -8 ;; /* save ar.rnat */ |
| st8 [r31] = r28, -8 ;; /* save new value written to ar.bspstore */ |
| st8 [r31] = r28, -8 ;; /* save ar.bspstore */ |
| st8 [r31] = r29, -8 /* save ar.bsp */ |
| |
| 161,9 → 162,10 |
|---|
| |
| add r31 = STACK_SCRATCH_AREA_SIZE, r12 ;; |
| |
| mov r28 = ar.bspstore /* calculate loadrs (step 2) */ |
| ld8 r29 = [r31], +8 ;; /* load ar.bsp */ |
| sub r27 = r29 , r28 ;; |
| ld8 r30 = [r31], +8 ;; /* load ar.bsp */ |
| ld8 r29 = [r31], +8 ;; /* load ar.bspstore */ |
| ld8 r28 = [r31], +8 ;; /* load ar.bspstore_new */ |
| sub r27 = r30 , r28 ;; /* calculate loadrs (step 2) */ |
| shl r27 = r27, 16 |
| |
| mov r24 = ar.rsc ;; |
| 173,14 → 175,13 |
|---|
| |
| loadrs /* (step 3) */ |
| |
| ld8 r28 = [r31], +8 ;; /* load ar.bspstore */ |
| ld8 r27 = [r31], +8 ;; /* load ar.rnat */ |
| ld8 r26 = [r31], +8 ;; /* load cr.ifs */ |
| ld8 r25 = [r31], +8 ;; /* load ar.pfs */ |
| ld8 r24 = [r31], +8 ;; /* load ar.rsc */ |
| |
| /* mov ar.bspstore = r28 ;; */ /* (step 4) */ |
| /* mov ar.rnat = r27 */ /* (step 5) */ |
| mov ar.bspstore = r29 ;; /* (step 4) */ |
| mov ar.rnat = r27 /* (step 5) */ |
| |
| mov ar.pfs = r25 /* (step 6) */ |
| mov cr.ifs = r26 |