1039 lines
22 KiB
ArmAsm
1039 lines
22 KiB
ArmAsm
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/* Save all processor states
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*
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* Copyright (c) 2007 Fleming Feng <fleming.feng@intel.com>
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* Copyright (c) 2007 Anthony Xu <anthony.xu@intel.com>
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*/
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#include <asm/asmmacro.h>
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#include "asm-offsets.h"
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#define CTX(name) VMM_CTX_##name##_OFFSET
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/*
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* r32: context_t base address
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*/
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#define SAVE_BRANCH_REGS \
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add r2 = CTX(B0),r32; \
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add r3 = CTX(B1),r32; \
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mov r16 = b0; \
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mov r17 = b1; \
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;; \
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st8 [r2]=r16,16; \
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st8 [r3]=r17,16; \
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;; \
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mov r16 = b2; \
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mov r17 = b3; \
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;; \
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st8 [r2]=r16,16; \
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st8 [r3]=r17,16; \
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;; \
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mov r16 = b4; \
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mov r17 = b5; \
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;; \
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st8 [r2]=r16; \
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st8 [r3]=r17; \
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;;
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/*
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* r33: context_t base address
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*/
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#define RESTORE_BRANCH_REGS \
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add r2 = CTX(B0),r33; \
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add r3 = CTX(B1),r33; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov b0 = r16; \
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mov b1 = r17; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov b2 = r16; \
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mov b3 = r17; \
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;; \
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ld8 r16=[r2]; \
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ld8 r17=[r3]; \
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;; \
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mov b4=r16; \
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mov b5=r17; \
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;;
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/*
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* r32: context_t base address
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* bsw == 1
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* Save all bank1 general registers, r4 ~ r7
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*/
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#define SAVE_GENERAL_REGS \
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add r2=CTX(R4),r32; \
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add r3=CTX(R5),r32; \
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;; \
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.mem.offset 0,0; \
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st8.spill [r2]=r4,16; \
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.mem.offset 8,0; \
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st8.spill [r3]=r5,16; \
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;; \
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.mem.offset 0,0; \
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st8.spill [r2]=r6,48; \
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.mem.offset 8,0; \
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st8.spill [r3]=r7,48; \
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;; \
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.mem.offset 0,0; \
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st8.spill [r2]=r12; \
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.mem.offset 8,0; \
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st8.spill [r3]=r13; \
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;;
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/*
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* r33: context_t base address
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* bsw == 1
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*/
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#define RESTORE_GENERAL_REGS \
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add r2=CTX(R4),r33; \
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add r3=CTX(R5),r33; \
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;; \
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ld8.fill r4=[r2],16; \
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ld8.fill r5=[r3],16; \
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;; \
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ld8.fill r6=[r2],48; \
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ld8.fill r7=[r3],48; \
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;; \
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ld8.fill r12=[r2]; \
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ld8.fill r13 =[r3]; \
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;;
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/*
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* r32: context_t base address
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*/
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#define SAVE_KERNEL_REGS \
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add r2 = CTX(KR0),r32; \
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add r3 = CTX(KR1),r32; \
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mov r16 = ar.k0; \
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mov r17 = ar.k1; \
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;; \
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st8 [r2] = r16,16; \
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st8 [r3] = r17,16; \
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;; \
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mov r16 = ar.k2; \
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mov r17 = ar.k3; \
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;; \
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st8 [r2] = r16,16; \
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st8 [r3] = r17,16; \
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;; \
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mov r16 = ar.k4; \
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mov r17 = ar.k5; \
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;; \
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st8 [r2] = r16,16; \
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st8 [r3] = r17,16; \
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;; \
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mov r16 = ar.k6; \
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mov r17 = ar.k7; \
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;; \
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st8 [r2] = r16; \
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st8 [r3] = r17; \
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;;
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/*
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* r33: context_t base address
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*/
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#define RESTORE_KERNEL_REGS \
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add r2 = CTX(KR0),r33; \
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add r3 = CTX(KR1),r33; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov ar.k0=r16; \
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mov ar.k1=r17; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov ar.k2=r16; \
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mov ar.k3=r17; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov ar.k4=r16; \
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mov ar.k5=r17; \
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;; \
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ld8 r16=[r2],16; \
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ld8 r17=[r3],16; \
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;; \
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mov ar.k6=r16; \
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mov ar.k7=r17; \
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;;
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/*
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* r32: context_t base address
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*/
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#define SAVE_APP_REGS \
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add r2 = CTX(BSPSTORE),r32; \
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mov r16 = ar.bspstore; \
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;; \
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st8 [r2] = r16,CTX(RNAT)-CTX(BSPSTORE);\
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mov r16 = ar.rnat; \
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;; \
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st8 [r2] = r16,CTX(FCR)-CTX(RNAT); \
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mov r16 = ar.fcr; \
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;; \
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st8 [r2] = r16,CTX(EFLAG)-CTX(FCR); \
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mov r16 = ar.eflag; \
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;; \
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st8 [r2] = r16,CTX(CFLG)-CTX(EFLAG); \
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mov r16 = ar.cflg; \
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;; \
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st8 [r2] = r16,CTX(FSR)-CTX(CFLG); \
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mov r16 = ar.fsr; \
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;; \
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st8 [r2] = r16,CTX(FIR)-CTX(FSR); \
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mov r16 = ar.fir; \
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;; \
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st8 [r2] = r16,CTX(FDR)-CTX(FIR); \
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mov r16 = ar.fdr; \
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;; \
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st8 [r2] = r16,CTX(UNAT)-CTX(FDR); \
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mov r16 = ar.unat; \
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;; \
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st8 [r2] = r16,CTX(FPSR)-CTX(UNAT); \
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mov r16 = ar.fpsr; \
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;; \
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st8 [r2] = r16,CTX(PFS)-CTX(FPSR); \
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mov r16 = ar.pfs; \
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;; \
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st8 [r2] = r16,CTX(LC)-CTX(PFS); \
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mov r16 = ar.lc; \
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;; \
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st8 [r2] = r16; \
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;;
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/*
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* r33: context_t base address
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*/
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#define RESTORE_APP_REGS \
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add r2=CTX(BSPSTORE),r33; \
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;; \
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ld8 r16=[r2],CTX(RNAT)-CTX(BSPSTORE); \
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;; \
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mov ar.bspstore=r16; \
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ld8 r16=[r2],CTX(FCR)-CTX(RNAT); \
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;; \
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mov ar.rnat=r16; \
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ld8 r16=[r2],CTX(EFLAG)-CTX(FCR); \
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;; \
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mov ar.fcr=r16; \
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ld8 r16=[r2],CTX(CFLG)-CTX(EFLAG); \
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;; \
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mov ar.eflag=r16; \
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ld8 r16=[r2],CTX(FSR)-CTX(CFLG); \
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;; \
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mov ar.cflg=r16; \
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ld8 r16=[r2],CTX(FIR)-CTX(FSR); \
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;; \
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mov ar.fsr=r16; \
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ld8 r16=[r2],CTX(FDR)-CTX(FIR); \
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;; \
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mov ar.fir=r16; \
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ld8 r16=[r2],CTX(UNAT)-CTX(FDR); \
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;; \
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mov ar.fdr=r16; \
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ld8 r16=[r2],CTX(FPSR)-CTX(UNAT); \
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;; \
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mov ar.unat=r16; \
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ld8 r16=[r2],CTX(PFS)-CTX(FPSR); \
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;; \
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mov ar.fpsr=r16; \
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ld8 r16=[r2],CTX(LC)-CTX(PFS); \
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;; \
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mov ar.pfs=r16; \
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ld8 r16=[r2]; \
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;; \
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mov ar.lc=r16; \
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;;
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/*
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* r32: context_t base address
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*/
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#define SAVE_CTL_REGS \
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add r2 = CTX(DCR),r32; \
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mov r16 = cr.dcr; \
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;; \
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st8 [r2] = r16,CTX(IVA)-CTX(DCR); \
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;; \
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mov r16 = cr.iva; \
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;; \
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st8 [r2] = r16,CTX(PTA)-CTX(IVA); \
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;; \
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mov r16 = cr.pta; \
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;; \
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st8 [r2] = r16 ; \
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;;
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/*
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* r33: context_t base address
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*/
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#define RESTORE_CTL_REGS \
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add r2 = CTX(DCR),r33; \
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;; \
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ld8 r16 = [r2],CTX(IVA)-CTX(DCR); \
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;; \
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mov cr.dcr = r16; \
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dv_serialize_data; \
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;; \
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ld8 r16 = [r2],CTX(PTA)-CTX(IVA); \
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;; \
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mov cr.iva = r16; \
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dv_serialize_data; \
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;; \
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ld8 r16 = [r2]; \
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;; \
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mov cr.pta = r16; \
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dv_serialize_data; \
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;;
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/*
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* r32: context_t base address
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*/
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#define SAVE_REGION_REGS \
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add r2=CTX(RR0),r32; \
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mov r16=rr[r0]; \
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dep.z r18=1,61,3; \
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;; \
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st8 [r2]=r16,8; \
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mov r17=rr[r18]; \
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dep.z r18=2,61,3; \
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;; \
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st8 [r2]=r17,8; \
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mov r16=rr[r18]; \
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dep.z r18=3,61,3; \
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;; \
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st8 [r2]=r16,8; \
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mov r17=rr[r18]; \
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dep.z r18=4,61,3; \
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;; \
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st8 [r2]=r17,8; \
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mov r16=rr[r18]; \
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dep.z r18=5,61,3; \
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;; \
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st8 [r2]=r16,8; \
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mov r17=rr[r18]; \
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dep.z r18=7,61,3; \
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;; \
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st8 [r2]=r17,16; \
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mov r16=rr[r18]; \
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;; \
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||
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st8 [r2]=r16,8; \
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||
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;;
|
||
|
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|
||
|
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/*
|
||
|
|
* r33:context_t base address
|
||
|
|
*/
|
||
|
|
#define RESTORE_REGION_REGS \
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||
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add r2=CTX(RR0),r33;\
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||
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mov r18=r0; \
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||
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;; \
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||
|
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ld8 r20=[r2],8; \
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||
|
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;; /* rr0 */ \
|
||
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ld8 r21=[r2],8; \
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||
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;; /* rr1 */ \
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||
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ld8 r22=[r2],8; \
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||
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;; /* rr2 */ \
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||
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ld8 r23=[r2],8; \
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||
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;; /* rr3 */ \
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||
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ld8 r24=[r2],8; \
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||
|
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;; /* rr4 */ \
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ld8 r25=[r2],16; \
|
||
|
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;; /* rr5 */ \
|
||
|
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ld8 r27=[r2]; \
|
||
|
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;; /* rr7 */ \
|
||
|
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mov rr[r18]=r20; \
|
||
|
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dep.z r18=1,61,3; \
|
||
|
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;; /* rr1 */ \
|
||
|
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mov rr[r18]=r21; \
|
||
|
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dep.z r18=2,61,3; \
|
||
|
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;; /* rr2 */ \
|
||
|
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mov rr[r18]=r22; \
|
||
|
|
dep.z r18=3,61,3; \
|
||
|
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;; /* rr3 */ \
|
||
|
|
mov rr[r18]=r23; \
|
||
|
|
dep.z r18=4,61,3; \
|
||
|
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;; /* rr4 */ \
|
||
|
|
mov rr[r18]=r24; \
|
||
|
|
dep.z r18=5,61,3; \
|
||
|
|
;; /* rr5 */ \
|
||
|
|
mov rr[r18]=r25; \
|
||
|
|
dep.z r18=7,61,3; \
|
||
|
|
;; /* rr7 */ \
|
||
|
|
mov rr[r18]=r27; \
|
||
|
|
;; \
|
||
|
|
srlz.i; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r32: context_t base address
|
||
|
|
* r36~r39:scratch registers
|
||
|
|
*/
|
||
|
|
#define SAVE_DEBUG_REGS \
|
||
|
|
add r2=CTX(IBR0),r32; \
|
||
|
|
add r3=CTX(DBR0),r32; \
|
||
|
|
mov r16=ibr[r0]; \
|
||
|
|
mov r17=dbr[r0]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=1,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=2,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=2,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=3,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=4,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=5,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=6,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
add r18=7,r0; \
|
||
|
|
;; \
|
||
|
|
mov r16=ibr[r18]; \
|
||
|
|
mov r17=dbr[r18]; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r16,8; \
|
||
|
|
st8 [r3]=r17,8; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r33: point to context_t structure
|
||
|
|
* ar.lc are corrupted.
|
||
|
|
*/
|
||
|
|
#define RESTORE_DEBUG_REGS \
|
||
|
|
add r2=CTX(IBR0),r33; \
|
||
|
|
add r3=CTX(DBR0),r33; \
|
||
|
|
mov r16=7; \
|
||
|
|
mov r17=r0; \
|
||
|
|
;; \
|
||
|
|
mov ar.lc = r16; \
|
||
|
|
;; \
|
||
|
|
1: \
|
||
|
|
ld8 r18=[r2],8; \
|
||
|
|
ld8 r19=[r3],8; \
|
||
|
|
;; \
|
||
|
|
mov ibr[r17]=r18; \
|
||
|
|
mov dbr[r17]=r19; \
|
||
|
|
;; \
|
||
|
|
srlz.i; \
|
||
|
|
;; \
|
||
|
|
add r17=1,r17; \
|
||
|
|
br.cloop.sptk 1b; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r32: context_t base address
|
||
|
|
*/
|
||
|
|
#define SAVE_FPU_LOW \
|
||
|
|
add r2=CTX(F2),r32; \
|
||
|
|
add r3=CTX(F3),r32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f2,32; \
|
||
|
|
stf.spill.nta [r3]=f3,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f4,32; \
|
||
|
|
stf.spill.nta [r3]=f5,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f6,32; \
|
||
|
|
stf.spill.nta [r3]=f7,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f8,32; \
|
||
|
|
stf.spill.nta [r3]=f9,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f10,32; \
|
||
|
|
stf.spill.nta [r3]=f11,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f12,32; \
|
||
|
|
stf.spill.nta [r3]=f13,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f14,32; \
|
||
|
|
stf.spill.nta [r3]=f15,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f16,32; \
|
||
|
|
stf.spill.nta [r3]=f17,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f18,32; \
|
||
|
|
stf.spill.nta [r3]=f19,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f20,32; \
|
||
|
|
stf.spill.nta [r3]=f21,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f22,32; \
|
||
|
|
stf.spill.nta [r3]=f23,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f24,32; \
|
||
|
|
stf.spill.nta [r3]=f25,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f26,32; \
|
||
|
|
stf.spill.nta [r3]=f27,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f28,32; \
|
||
|
|
stf.spill.nta [r3]=f29,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f30; \
|
||
|
|
stf.spill.nta [r3]=f31; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r32: context_t base address
|
||
|
|
*/
|
||
|
|
#define SAVE_FPU_HIGH \
|
||
|
|
add r2=CTX(F32),r32; \
|
||
|
|
add r3=CTX(F33),r32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f32,32; \
|
||
|
|
stf.spill.nta [r3]=f33,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f34,32; \
|
||
|
|
stf.spill.nta [r3]=f35,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f36,32; \
|
||
|
|
stf.spill.nta [r3]=f37,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f38,32; \
|
||
|
|
stf.spill.nta [r3]=f39,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f40,32; \
|
||
|
|
stf.spill.nta [r3]=f41,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f42,32; \
|
||
|
|
stf.spill.nta [r3]=f43,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f44,32; \
|
||
|
|
stf.spill.nta [r3]=f45,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f46,32; \
|
||
|
|
stf.spill.nta [r3]=f47,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f48,32; \
|
||
|
|
stf.spill.nta [r3]=f49,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f50,32; \
|
||
|
|
stf.spill.nta [r3]=f51,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f52,32; \
|
||
|
|
stf.spill.nta [r3]=f53,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f54,32; \
|
||
|
|
stf.spill.nta [r3]=f55,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f56,32; \
|
||
|
|
stf.spill.nta [r3]=f57,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f58,32; \
|
||
|
|
stf.spill.nta [r3]=f59,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f60,32; \
|
||
|
|
stf.spill.nta [r3]=f61,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f62,32; \
|
||
|
|
stf.spill.nta [r3]=f63,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f64,32; \
|
||
|
|
stf.spill.nta [r3]=f65,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f66,32; \
|
||
|
|
stf.spill.nta [r3]=f67,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f68,32; \
|
||
|
|
stf.spill.nta [r3]=f69,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f70,32; \
|
||
|
|
stf.spill.nta [r3]=f71,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f72,32; \
|
||
|
|
stf.spill.nta [r3]=f73,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f74,32; \
|
||
|
|
stf.spill.nta [r3]=f75,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f76,32; \
|
||
|
|
stf.spill.nta [r3]=f77,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f78,32; \
|
||
|
|
stf.spill.nta [r3]=f79,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f80,32; \
|
||
|
|
stf.spill.nta [r3]=f81,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f82,32; \
|
||
|
|
stf.spill.nta [r3]=f83,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f84,32; \
|
||
|
|
stf.spill.nta [r3]=f85,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f86,32; \
|
||
|
|
stf.spill.nta [r3]=f87,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f88,32; \
|
||
|
|
stf.spill.nta [r3]=f89,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f90,32; \
|
||
|
|
stf.spill.nta [r3]=f91,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f92,32; \
|
||
|
|
stf.spill.nta [r3]=f93,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f94,32; \
|
||
|
|
stf.spill.nta [r3]=f95,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f96,32; \
|
||
|
|
stf.spill.nta [r3]=f97,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f98,32; \
|
||
|
|
stf.spill.nta [r3]=f99,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f100,32; \
|
||
|
|
stf.spill.nta [r3]=f101,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f102,32; \
|
||
|
|
stf.spill.nta [r3]=f103,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f104,32; \
|
||
|
|
stf.spill.nta [r3]=f105,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f106,32; \
|
||
|
|
stf.spill.nta [r3]=f107,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f108,32; \
|
||
|
|
stf.spill.nta [r3]=f109,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f110,32; \
|
||
|
|
stf.spill.nta [r3]=f111,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f112,32; \
|
||
|
|
stf.spill.nta [r3]=f113,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f114,32; \
|
||
|
|
stf.spill.nta [r3]=f115,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f116,32; \
|
||
|
|
stf.spill.nta [r3]=f117,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f118,32; \
|
||
|
|
stf.spill.nta [r3]=f119,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f120,32; \
|
||
|
|
stf.spill.nta [r3]=f121,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f122,32; \
|
||
|
|
stf.spill.nta [r3]=f123,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f124,32; \
|
||
|
|
stf.spill.nta [r3]=f125,32; \
|
||
|
|
;; \
|
||
|
|
stf.spill.nta [r2]=f126; \
|
||
|
|
stf.spill.nta [r3]=f127; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r33: point to context_t structure
|
||
|
|
*/
|
||
|
|
#define RESTORE_FPU_LOW \
|
||
|
|
add r2 = CTX(F2), r33; \
|
||
|
|
add r3 = CTX(F3), r33; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f2 = [r2], 32; \
|
||
|
|
ldf.fill.nta f3 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f4 = [r2], 32; \
|
||
|
|
ldf.fill.nta f5 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f6 = [r2], 32; \
|
||
|
|
ldf.fill.nta f7 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f8 = [r2], 32; \
|
||
|
|
ldf.fill.nta f9 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f10 = [r2], 32; \
|
||
|
|
ldf.fill.nta f11 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f12 = [r2], 32; \
|
||
|
|
ldf.fill.nta f13 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f14 = [r2], 32; \
|
||
|
|
ldf.fill.nta f15 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f16 = [r2], 32; \
|
||
|
|
ldf.fill.nta f17 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f18 = [r2], 32; \
|
||
|
|
ldf.fill.nta f19 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f20 = [r2], 32; \
|
||
|
|
ldf.fill.nta f21 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f22 = [r2], 32; \
|
||
|
|
ldf.fill.nta f23 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f24 = [r2], 32; \
|
||
|
|
ldf.fill.nta f25 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f26 = [r2], 32; \
|
||
|
|
ldf.fill.nta f27 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f28 = [r2], 32; \
|
||
|
|
ldf.fill.nta f29 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f30 = [r2], 32; \
|
||
|
|
ldf.fill.nta f31 = [r3], 32; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r33: point to context_t structure
|
||
|
|
*/
|
||
|
|
#define RESTORE_FPU_HIGH \
|
||
|
|
add r2 = CTX(F32), r33; \
|
||
|
|
add r3 = CTX(F33), r33; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f32 = [r2], 32; \
|
||
|
|
ldf.fill.nta f33 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f34 = [r2], 32; \
|
||
|
|
ldf.fill.nta f35 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f36 = [r2], 32; \
|
||
|
|
ldf.fill.nta f37 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f38 = [r2], 32; \
|
||
|
|
ldf.fill.nta f39 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f40 = [r2], 32; \
|
||
|
|
ldf.fill.nta f41 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f42 = [r2], 32; \
|
||
|
|
ldf.fill.nta f43 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f44 = [r2], 32; \
|
||
|
|
ldf.fill.nta f45 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f46 = [r2], 32; \
|
||
|
|
ldf.fill.nta f47 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f48 = [r2], 32; \
|
||
|
|
ldf.fill.nta f49 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f50 = [r2], 32; \
|
||
|
|
ldf.fill.nta f51 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f52 = [r2], 32; \
|
||
|
|
ldf.fill.nta f53 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f54 = [r2], 32; \
|
||
|
|
ldf.fill.nta f55 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f56 = [r2], 32; \
|
||
|
|
ldf.fill.nta f57 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f58 = [r2], 32; \
|
||
|
|
ldf.fill.nta f59 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f60 = [r2], 32; \
|
||
|
|
ldf.fill.nta f61 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f62 = [r2], 32; \
|
||
|
|
ldf.fill.nta f63 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f64 = [r2], 32; \
|
||
|
|
ldf.fill.nta f65 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f66 = [r2], 32; \
|
||
|
|
ldf.fill.nta f67 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f68 = [r2], 32; \
|
||
|
|
ldf.fill.nta f69 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f70 = [r2], 32; \
|
||
|
|
ldf.fill.nta f71 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f72 = [r2], 32; \
|
||
|
|
ldf.fill.nta f73 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f74 = [r2], 32; \
|
||
|
|
ldf.fill.nta f75 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f76 = [r2], 32; \
|
||
|
|
ldf.fill.nta f77 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f78 = [r2], 32; \
|
||
|
|
ldf.fill.nta f79 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f80 = [r2], 32; \
|
||
|
|
ldf.fill.nta f81 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f82 = [r2], 32; \
|
||
|
|
ldf.fill.nta f83 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f84 = [r2], 32; \
|
||
|
|
ldf.fill.nta f85 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f86 = [r2], 32; \
|
||
|
|
ldf.fill.nta f87 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f88 = [r2], 32; \
|
||
|
|
ldf.fill.nta f89 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f90 = [r2], 32; \
|
||
|
|
ldf.fill.nta f91 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f92 = [r2], 32; \
|
||
|
|
ldf.fill.nta f93 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f94 = [r2], 32; \
|
||
|
|
ldf.fill.nta f95 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f96 = [r2], 32; \
|
||
|
|
ldf.fill.nta f97 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f98 = [r2], 32; \
|
||
|
|
ldf.fill.nta f99 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f100 = [r2], 32; \
|
||
|
|
ldf.fill.nta f101 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f102 = [r2], 32; \
|
||
|
|
ldf.fill.nta f103 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f104 = [r2], 32; \
|
||
|
|
ldf.fill.nta f105 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f106 = [r2], 32; \
|
||
|
|
ldf.fill.nta f107 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f108 = [r2], 32; \
|
||
|
|
ldf.fill.nta f109 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f110 = [r2], 32; \
|
||
|
|
ldf.fill.nta f111 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f112 = [r2], 32; \
|
||
|
|
ldf.fill.nta f113 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f114 = [r2], 32; \
|
||
|
|
ldf.fill.nta f115 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f116 = [r2], 32; \
|
||
|
|
ldf.fill.nta f117 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f118 = [r2], 32; \
|
||
|
|
ldf.fill.nta f119 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f120 = [r2], 32; \
|
||
|
|
ldf.fill.nta f121 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f122 = [r2], 32; \
|
||
|
|
ldf.fill.nta f123 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f124 = [r2], 32; \
|
||
|
|
ldf.fill.nta f125 = [r3], 32; \
|
||
|
|
;; \
|
||
|
|
ldf.fill.nta f126 = [r2], 32; \
|
||
|
|
ldf.fill.nta f127 = [r3], 32; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r32: context_t base address
|
||
|
|
*/
|
||
|
|
#define SAVE_PTK_REGS \
|
||
|
|
add r2=CTX(PKR0), r32; \
|
||
|
|
mov r16=7; \
|
||
|
|
;; \
|
||
|
|
mov ar.lc=r16; \
|
||
|
|
mov r17=r0; \
|
||
|
|
;; \
|
||
|
|
1: \
|
||
|
|
mov r18=pkr[r17]; \
|
||
|
|
;; \
|
||
|
|
srlz.i; \
|
||
|
|
;; \
|
||
|
|
st8 [r2]=r18, 8; \
|
||
|
|
;; \
|
||
|
|
add r17 =1,r17; \
|
||
|
|
;; \
|
||
|
|
br.cloop.sptk 1b; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* r33: point to context_t structure
|
||
|
|
* ar.lc are corrupted.
|
||
|
|
*/
|
||
|
|
#define RESTORE_PTK_REGS \
|
||
|
|
add r2=CTX(PKR0), r33; \
|
||
|
|
mov r16=7; \
|
||
|
|
;; \
|
||
|
|
mov ar.lc=r16; \
|
||
|
|
mov r17=r0; \
|
||
|
|
;; \
|
||
|
|
1: \
|
||
|
|
ld8 r18=[r2], 8; \
|
||
|
|
;; \
|
||
|
|
mov pkr[r17]=r18; \
|
||
|
|
;; \
|
||
|
|
srlz.i; \
|
||
|
|
;; \
|
||
|
|
add r17 =1,r17; \
|
||
|
|
;; \
|
||
|
|
br.cloop.sptk 1b; \
|
||
|
|
;;
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* void vmm_trampoline( context_t * from,
|
||
|
|
* context_t * to)
|
||
|
|
*
|
||
|
|
* from: r32
|
||
|
|
* to: r33
|
||
|
|
* note: interrupt disabled before call this function.
|
||
|
|
*/
|
||
|
|
GLOBAL_ENTRY(vmm_trampoline)
|
||
|
|
mov r16 = psr
|
||
|
|
adds r2 = CTX(PSR), r32
|
||
|
|
;;
|
||
|
|
st8 [r2] = r16, 8 // psr
|
||
|
|
mov r17 = pr
|
||
|
|
;;
|
||
|
|
st8 [r2] = r17, 8 // pr
|
||
|
|
mov r18 = ar.unat
|
||
|
|
;;
|
||
|
|
st8 [r2] = r18
|
||
|
|
mov r17 = ar.rsc
|
||
|
|
;;
|
||
|
|
adds r2 = CTX(RSC),r32
|
||
|
|
;;
|
||
|
|
st8 [r2]= r17
|
||
|
|
mov ar.rsc =0
|
||
|
|
flushrs
|
||
|
|
;;
|
||
|
|
SAVE_GENERAL_REGS
|
||
|
|
;;
|
||
|
|
SAVE_KERNEL_REGS
|
||
|
|
;;
|
||
|
|
SAVE_APP_REGS
|
||
|
|
;;
|
||
|
|
SAVE_BRANCH_REGS
|
||
|
|
;;
|
||
|
|
SAVE_CTL_REGS
|
||
|
|
;;
|
||
|
|
SAVE_REGION_REGS
|
||
|
|
;;
|
||
|
|
//SAVE_DEBUG_REGS
|
||
|
|
;;
|
||
|
|
rsm psr.dfl
|
||
|
|
;;
|
||
|
|
srlz.d
|
||
|
|
;;
|
||
|
|
SAVE_FPU_LOW
|
||
|
|
;;
|
||
|
|
rsm psr.dfh
|
||
|
|
;;
|
||
|
|
srlz.d
|
||
|
|
;;
|
||
|
|
SAVE_FPU_HIGH
|
||
|
|
;;
|
||
|
|
SAVE_PTK_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_PTK_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_FPU_HIGH
|
||
|
|
;;
|
||
|
|
RESTORE_FPU_LOW
|
||
|
|
;;
|
||
|
|
//RESTORE_DEBUG_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_REGION_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_CTL_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_BRANCH_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_APP_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_KERNEL_REGS
|
||
|
|
;;
|
||
|
|
RESTORE_GENERAL_REGS
|
||
|
|
;;
|
||
|
|
adds r2=CTX(PSR), r33
|
||
|
|
;;
|
||
|
|
ld8 r16=[r2], 8 // psr
|
||
|
|
;;
|
||
|
|
mov psr.l=r16
|
||
|
|
;;
|
||
|
|
srlz.d
|
||
|
|
;;
|
||
|
|
ld8 r16=[r2], 8 // pr
|
||
|
|
;;
|
||
|
|
mov pr =r16,-1
|
||
|
|
ld8 r16=[r2] // unat
|
||
|
|
;;
|
||
|
|
mov ar.unat=r16
|
||
|
|
;;
|
||
|
|
adds r2=CTX(RSC),r33
|
||
|
|
;;
|
||
|
|
ld8 r16 =[r2]
|
||
|
|
;;
|
||
|
|
mov ar.rsc = r16
|
||
|
|
;;
|
||
|
|
br.ret.sptk.few b0
|
||
|
|
END(vmm_trampoline)
|