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85 lines
1.6 KiB
85 lines
1.6 KiB
#include "ksia64.h"
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//++
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//
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// VOID
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// KiPurgeTranslationCache (
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// ULONGLONG Base,
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// ULONGLONG Stride1,
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// ULONGLONG Stride2,
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// ULONGLONG Count1,
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// ULONGLONG Count2
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// )
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//
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// Routine Description:
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//
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// This function flushes the entire translation cache from the current processor.
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//
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// Arguments:
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//
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// r32 - base
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// r33 - stride1
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// r34 - stride2
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// r35 - count1
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// r36 - count2
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//
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// Return Value:
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//
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// None.
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//
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// Algorithm:
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//
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// for (i = 0; i < count1; i++) {
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// for (j = 0; j < count2; j++) {
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// ptc.e addr;
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// addr += stride2;
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// }
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// addr += stride1;
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// }
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//
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//--
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LEAF_ENTRY(KiPurgeTranslationCache)
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PROLOGUE_BEGIN
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alloc r31 = 5, 0, 0, 0
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cmp.ge p14,p15=r0, r35
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rsm 1 << PSR_I
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.save ar.lc, r30
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mov.i r30=ar.lc
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(p14) br.cond.dpnt.few $L150#;;
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PROLOGUE_END
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$L148:
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cmp.ge p14,p15=r0, r36
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adds r31=-1, r36
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(p14) br.cond.dpnt.few $L153#;;
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nop.m 0
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nop.f 0
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mov.i ar.lc=r31
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;;
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$L151:
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ptc.e r32
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add r32=r32, r34
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br.cloop.dptk.many $L151#;;
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$L153:
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adds r35=-1, r35
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add r32=r32, r33;;
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cmp.ltu p14,p15=r0, r35
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nop.m 0
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nop.f 0
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(p14) br.cond.dptk.few $L148#;;
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$L150:
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srlz.i
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ssm 1 << PSR_I
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mov.i ar.lc=r30
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br.ret.sptk.few b0;;
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LEAF_EXIT(KiPurgeTranslationCache)
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