Lines Matching refs:r20
1131 lwz r20,curctx(r28) ; Get our current context
1135 lwz r21,FPUlevel(r20) ; Get the facility level
1148 lwz r22,FPUcpu(r20) ; Get CPU this context was last dispatched on
1150 stw r19,FPUcpu(r20) ; Claim context for us
1167 sub r0,r23,r20 ; Subtract one from the other
1168 sub r21,r20,r23 ; Subtract the other from the one
1182 lwz r22,FPUsave(r20) ; Get pointer to the first savearea
1197 fpuonlyone: stw r24,FPUsave(r20) ; Dequeue this savearea
1218 fpusetlvl: stw r21,FPUlevel(r20) ; Save the level
1228 mr r26,r20 ; Use the non-deferred value
1308 lwz r21,VMXlevel(r20) ; Get the facility level
1318 lwz r22,VMXcpu(r20) ; Get CPU this context was last dispatched on
1320 stw r19,VMXcpu(r20) ; Claim context for us
1333 sub r0,r23,r20 ; Subtract one from the other
1334 sub r21,r20,r23 ; Subtract the other from the one
1348 lwz r22,VMXsave(r20) ; Get pointer to the first savearea
1363 vmxonlyone: stw r24,VMXsave(r20) ; Dequeue this savearea
1384 vmxsetlvl: stw r21,VMXlevel(r20) ; Save the level
1435 rlwimi. r20,r29,(((31-floatCngbit)+(MSR_FP_BIT+1))&31),floatCngbit,floatCngbit ; Set flag if we enabled floats
1437 rlwinm r20,r29,(((31-vectorCngbit)+(MSR_VEC_BIT+1))&31),vectorCngbit,vectorCngbit ; Set flag if we enabled vector
1446 or r5,r5,r20 ; Set vector/float changed bits in activation
1447 or r6,r6,r20 ; Set vector/float changed bits in per_proc
1454 li r20,0 ; Clear this
1456 stw r20,deferctx(r28) ; Clear deferred context
1463 segtb: mftbu r20 ; Get the upper time base
1467 cmplw cr1,r20,r19 ; Did they change?
1473 subfe r5,r20,r22 ; Finish subtract
1500 lwz r20,SAVact(r27) ; (TEST/DEBUG) Make sure our restore
1504 cmplw r21,r20 ; (TEST/DEBUG)
1737 mfsprg r20,1 ; Get the current activation
1738 lwz r20,ACT_PER_PROC(r20) ; Get the per_proc block
1739 lwz r21,pfAvailable(r20) ; (TEST/DEBUG)
1757 li r20,0 ; (TEST/DEBUG)
1776 lwz r20,ACT_MACT_PCB(r24) ; (TEST/DEBUG) Get the normal context
1780 lwz r20,facctx+FPUsave(r24) ; (TEST/DEBUG) Get regular floating point
1784 lwz r20,facctx+VMXsave(r24) ; (TEST/DEBUG) Get regular vector point
1804 lwz r20,vmmFacCtx+FPUsave(r29) ; (TEST/DEBUG) Get regular floating point
1808 lwz r20,vmmFacCtx+VMXsave(r29) ; (TEST/DEBUG) Get regular vector point
1814 mr. r20,r20 ; (TEST/DEBUG) Chain done?
1817 lwz r23,SAVflags(r20) ; (TEST/DEBUG) Get the flags
1827 versvok: lwz r20,SAVprev+4(r20) ; (TEST/DEBUG) Get the previous one