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diff --git a/c/src/lib/start/a29k/register.ah b/c/src/lib/start/a29k/register.ah
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-; /* @(#)register.ah 1.1 96/05/23 08:56:57, TEI */
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; naming of various registers
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; /* $Id$ */
-
-;* File information and includes.
-
- .file "register.ah"
- .ident "@(#)register.ah 1.1 96/05/23 08:56:57, TEI\n"
-
-;* Register Stack pointer and frame pointer registers.
-
- .extern Rrsp, Rfp
-
- .reg regsp, %%Rrsp
- .reg fp, %%Rfp
-
-
- .extern RTrapReg
- .extern Rtrapreg
-
- .reg TrapReg, %%RTrapReg
- .reg trapreg, %%Rtrapreg
-
-
-;* Operating system Interrupt handler registers (gr64-gr67)
-
- .extern ROSint0, ROSint1, ROSint2, ROSint3
-
- .reg OSint0, %%ROSint0
- .reg OSint1, %%ROSint1
- .reg OSint2, %%ROSint2
- .reg OSint3, %%ROSint3
-
- .reg it0, %%ROSint0
- .reg it1, %%ROSint1
- .reg it2, %%ROSint2
- .reg it3, %%ROSint3
-
-
-
-;* Operating system temporary (or scratch) registers (gr68-gr79)
-
- .extern ROStmp0, ROStmp1, ROStmp2, ROStmp3
- .extern ROStmp4, ROStmp5, ROStmp6, ROStmp7
- .extern ROStmp8, ROStmp9, ROStmp10, ROStmp11
-
- .reg OStmp0, %%ROStmp0
- .reg OStmp1, %%ROStmp1
- .reg OStmp2, %%ROStmp2
- .reg OStmp3, %%ROStmp3
-
- .reg OStmp4, %%ROStmp4
- .reg OStmp5, %%ROStmp5
- .reg OStmp6, %%ROStmp6
- .reg OStmp7, %%ROStmp7
-
- .reg OStmp8, %%ROStmp8
- .reg OStmp9, %%ROStmp9
- .reg OStmp10, %%ROStmp10
- .reg OStmp11, %%ROStmp11
-
-
- .reg kt0, %%ROStmp0
- .reg kt1, %%ROStmp1
- .reg kt2, %%ROStmp2
- .reg kt3, %%ROStmp3
-
- .reg kt4, %%ROStmp4
- .reg kt5, %%ROStmp5
- .reg kt6, %%ROStmp6
- .reg kt7, %%ROStmp7
-
- .reg kt8, %%ROStmp8
- .reg kt9, %%ROStmp9
- .reg kt10, %%ROStmp10
- .reg kt11, %%ROStmp11
-
-
- .reg TempReg0, %%ROSint0
- .reg TempReg1, %%ROSint1
- .reg TempReg2, %%ROSint2
- .reg TempReg3, %%ROSint3
-
- .reg TempReg4, %%ROStmp0
- .reg TempReg5, %%ROStmp1
- .reg TempReg6, %%ROStmp2
- .reg TempReg7, %%ROStmp3
-
- .reg TempReg8, %%ROStmp4
- .reg TempReg9, %%ROStmp5
- .reg TempReg10, %%ROStmp6
- .reg TempReg11, %%ROStmp7
-
- .reg TempReg12, %%ROStmp8
- .reg TempReg13, %%ROStmp9
- .reg TempReg14, %%ROStmp10
- .reg TempReg15, %%ROStmp11
-
-
-;* Assigned static registers
-
- .extern RSpillAddrReg, RFillAddrReg, RSignalAddrReg
- .extern Rpcb, Retc
- .extern RTimerExt, RTimerUtil, RLEDReg, RERRReg
- .extern Ret0, Ret1, Ret2, Ret3, Ret4, Ret5, Ret6, Ret7, Reta, Retb
- .extern Retx, Rety, Retz
-
-
- .reg SpillAddrReg, %%RSpillAddrReg
- .reg FillAddrReg, %%RFillAddrReg
- .reg SignalAddrReg, %%RSignalAddrReg
- .reg pcb, %%Rpcb
-
- .reg etx, %%Retx
- .reg ety, %%Rety
- .reg etz, %%Retz
- .reg eta, %%Reta
-
- .reg etb, %%Retb
- .reg etc, %%Retc
- .reg TimerExt, %%RTimerExt
- .reg TimerUtil, %%RTimerUtil
-
- .reg LEDReg, %%RLEDReg
- .reg ERRReg, %%RERRReg
-
-
- .reg et0, %%Ret0
- .reg et1, %%Ret1
- .reg et2, %%Ret2
- .reg et3, %%Ret3
-
- .reg et4, %%Ret4
- .reg et5, %%Ret5
- .reg et6, %%Ret6
- .reg et7, %%Ret7
-
-;
- .equ SCB1REG_NUM, 88
- .reg SCB1REG_PTR, %%Ret0
-
-; The floating point trap handlers need a few static registers
-
- .extern RFPStat0, RFPStat1, RFPStat2, RFPStat3
- .extern Rheapptr, RHeapPtr, RArgvPtr
-
- .reg FPStat0, %%RFPStat0
- .reg FPStat1, %%RFPStat1
- .reg FPStat2, %%RFPStat2
- .reg FPStat3, %%RFPStat3
-
- .reg heapptr, %%Rheapptr
- .reg HeapPtr, %%RHeapPtr
- .reg ArgvPtr, %%RArgvPtr
-
- .extern RXLINXReg, RVMBCReg, RUARTReg, RETHERReg
-
- .reg XLINXReg, %%RXLINXReg
- .reg VMBCReg, %%RVMBCReg
- .reg UARTReg, %%RUARTReg
- .reg ETHERReg, %%RXLINXReg
-
-;* Compiler and programmer registers. (gr96-gr127)
-
- .extern Rv0, Rv1, Rv2, Rv3, Rv4, Rv5, Rv6, Rv7, Rv8, Rv9
- .extern Rv10, Rv11, Rv12, Rv13, Rv14, Rv15
-
- .reg v0, %%Rv0
- .reg v1, %%Rv1
- .reg v2, %%Rv2
- .reg v3, %%Rv3
-
- .reg v4, %%Rv4
- .reg v5, %%Rv5
- .reg v6, %%Rv6
- .reg v7, %%Rv7
-
- .reg v8, %%Rv8
- .reg v9, %%Rv9
- .reg v10, %%Rv10
- .reg v11, %%Rv11
-
- .reg v12, %%Rv12
- .reg v13, %%Rv13
- .reg v14, %%Rv14
- .reg v15, %%Rv15
-
- .extern Rtv0, Rtv1, Rtv2, Rtv3, Rtv4
-
- .reg tv0, %%Rtv0
- .reg tv1, %%Rtv1
- .reg tv2, %%Rtv2
- .reg tv3, %%Rtv3
- .reg tv4, %%Rtv4
-
-; ****************************************************************************
-; For uatrap
-; register definitions -- since this trap handler must allow for
-; nested traps and interrupts such as TLB miss, protection violation,
-; or Data Access Exception, and these trap handlers use the shared
-; Temp registers, we must maintain our own that are safe over user-
-; mode loads and stores. The following must be assigned global
-; registers which are not used in INTR[0-3], TRAP[0-1], TLB miss,
-; TLB protection violation, or data exception trap handlers.
-
-; .reg cha_cpy, OStmp4 ; copy of CHA
-; .reg chd_cpy, OStmp5 ; copy of CHD
-; .reg chc_cpy, OStmp6 ; copy of CHC
-; .reg LTemp0, OStmp7 ; local temp 0
-; .reg LTemp1, OStmp8 ; local temp 1
-
-; ****************************************************************************