Lines Matching refs:r20
66 mtspr SPRG0,r20; \
68 mfcr r20; \
70 stw r20,_CCR(r21); /* save registers */ \
73 mfspr r20,SPRG0; \
74 stw r20,GPR20(r21); \
77 mflr r20; \
78 stw r20,_LINK(r21); \
81 mfspr r20,XER; \
82 stw r20,_XER(r21); \
83 mfspr r20, DAR_DEAR; \
84 stw r20,_DAR(r21); \
112 li r20,MSR_KERNEL; \
113 rlwimi r20,r23,0,25,25; \
126 li r20,(MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)); \
127 rlwimi r20,r23,0,25,25; \
140 li r20,(MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)); \
141 rlwimi r20,r23,0,25,25; \
276 li r20,MSR_KERNEL
277 rlwimi r20,r23,0,16,16 /* copy EE bit from saved MSR */
290 li r20,MSR_KERNEL
291 rlwimi r20,r23,0,16,16 /* copy EE bit from saved MSR */
488 mtspr SRR1,r20 /* MSR_KERNEL with ME enabled */