Lines Matching refs:B0
20 STW .D2T2 B0,*SP--[2] ; save original B0
21 MVKL .S2 rt_system_stack_top,B0
22 MVKH .S2 rt_system_stack_top,B0
23 LDW .D2T2 *B0,B1 ; system stack
27 XOR .D2 SP,B1,B0 ; check current stack types
28 LDW .D2T2 *+SP[1],B1 ; restore B0/B1
29 LDW .D2T2 *++SP[2],B0
30 SHR .S2 B0,12,B0 ; 0 if already using system stack
31 [B0] STDW .D2T2 SP:DP,*--B1[1] ; thread: save thread sp/dp system stack
32 [B0] MV .S2 B1,SP ; and switch to system stack
33 ||[!B0] STDW .D2T2 SP:DP,*--SP[1] ; kernel: nest interrupt save(not support)
58 STDW .D2T2 B1:B0,*SP--[1]
111 || LDDW .D2T2 *++SP[1],B1:B0
167 STDW .D2T2 B1:B0,*SP--[1]