Lines Matching refs:a2
75 wsr a2, depc # save a2
76 l32i a2, a3, EXC_TABLE_KSTK # load kernel stack to a2
77 s32i a0, a2, PT_AREG0 # save a0 to ESF
79 s32i a0, a2, PT_DEPC # mark it as a regular exception
102 wsr a2, depc # save a2
103 addi a2, a1, -16-PT_SIZE # adjust stack pointer
104 s32i a0, a2, PT_AREG0 # save a0 to ESF
106 s32i a0, a2, PT_DEPC # mark it as a regular exception
213 s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
217 rsr a2, ps
218 _bbsi.l a2, PS_UM_BIT, 1f
230 movi a2, WINDOW_VECTORS_VADDR
231 _bltu a0, a2, .Lfixup
232 addi a2, a2, WINDOW_VECTORS_SIZE
233 _bgeu a0, a2, .Lfixup
237 l32i a2, a3, EXC_TABLE_KSTK
261 wsr a2, depc # save stack pointer temporarily
269 xsr a2, depc # save a2 and get stack pointer
270 s32i a0, a2, PT_AREG0
273 s32i a0, a2, PT_DEPC # mark it as a regular exception
308 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
322 l32i a2, a3, EXC_TABLE_FIXUP
324 beq a2, a3, .Lunrecoverable_fixup # critical section
325 beqz a2, .Ldflt # no handler was registered
329 jx a2
333 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
334 addi a2, a2, -PT_USER_SIZE
338 s32i a0, a2, PT_DEPC
341 s32i a0, a2, PT_AREG0
382 extui a2, a0, 0, 6 # get offset into 64-byte vector handler
383 beqz a2, 1f # if at start of vector, don't restore
395 movi a2, window_overflow_restore_a0_fixup
396 s32i a2, a3, EXC_TABLE_FIXUP
397 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
421 s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
434 rsr a2, windowbase
435 sub a0, a2, a0
438 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
456 wsr a2, depc
457 l32i a2, a3, EXC_TABLE_KSTK
458 s32i a0, a2, PT_AREG0
461 s32i a0, a2, PT_DEPC
524 rsr a2, windowbase
525 sub a0, a2, a0
527 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
539 wsr a2, depc
540 l32i a2, a3, EXC_TABLE_KSTK
541 s32i a0, a2, PT_AREG0
544 s32i a0, a2, PT_DEPC
566 s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
567 movi a2, window_overflow_restore_a0_fixup
568 s32i a2, a3, EXC_TABLE_FIXUP
569 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
586 s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
587 movi a2, 0
588 s32i a2, a3, EXC_TABLE_FIXUP
589 l32i a2, a3, EXC_TABLE_DOUBLE_SAVE
709 s32e a2, a5, -8
721 l32e a2, a5, -8
733 s32e a2, a9, -8
751 l32e a2, a9, -8
768 s32e a2, a13, -8
789 l32e a2, a13, -8