96 lines
2 KiB
ArmAsm
96 lines
2 KiB
ArmAsm
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//++
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// TITLE ("Performance Monitor Control & Data Register Accesses")
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//
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//
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//
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// Copyright (c) 1995 Intel Corporation
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//
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// Module Name:
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//
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// i64prfls.s
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//
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// Abstract:
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//
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// This module implements Profiling.
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//
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// Author:
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//
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// Bernard Lint, M. Jayakumar 1 Sep '99
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//
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// Environment:
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//
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// Kernel mode
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//
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// Revision History:
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//
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//--
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#include "ksia64.h"
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.file "i64prfls.s"
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//
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// The following functions are defined until the compiler supports
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// the intrinsics __setReg() and __getReg() for the CV_IA64_PFCx,
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// CV_IA64_PFDx and CV_IA64_SaPMV registers.
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// Anyway, these functions might stay for a while, the compiler
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// having no consideration for micro-architecture specific
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// number of PMCs/PMDs.
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//
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LEAF_ENTRY(HalpReadPerfMonVectorReg)
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LEAF_SETUP(0,0,0,0)
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mov v0 = cr.pmv
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpReadPerfMonVectorReg)
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LEAF_ENTRY(HalpWritePerfMonVectorReg)
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LEAF_SETUP(1,0,0,0)
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mov cr.pmv = a0
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpWritePerfMonVectorReg)
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LEAF_ENTRY(HalpWritePerfMonCnfgReg)
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LEAF_SETUP(2,0,0,0)
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rPMC = t15
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mov rPMC = a0
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;;
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mov pmc[rPMC] = a1
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpWritePerfMonCnfgReg)
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LEAF_ENTRY(HalpReadPerfMonCnfgReg)
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LEAF_SETUP(1,0,0,0)
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rPMC = t15
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mov rPMC = a0
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;;
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mov v0 = pmc[rPMC]
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpReadPerfMonCnfgReg)
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LEAF_ENTRY(HalpWritePerfMonDataReg)
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LEAF_SETUP(2,0,0,0)
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rPMD = t15
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mov rPMD = a0
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;;
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mov pmd[rPMD] = a1
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpWritePerfMonDataReg)
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LEAF_ENTRY(HalpReadPerfMonDataReg)
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LEAF_SETUP(1,0,0,0)
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rPMD = t15
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mov rPMD = a0
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;;
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mov v0 = pmd[rPMD]
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpReadPerfMonDataReg)
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