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// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// e32test\misc\cpumeter.cia
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//
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//
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#include <e32test.h>
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#include <e32hal.h>
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#include <u32std.h>
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extern TUint32 NopCount;
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extern TUint MaxCycles;
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#if defined(__CPU_ARM)
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__NAKED__ TInt CountNops(TAny*)
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{
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__SWITCH_TO_ARM;
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asm("ldr r0, __NopCount ");
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asm("mov r1, #0 ");
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asm("loop: ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("mov r0, r0 ");
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asm("add r1, r1, #71 ");
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asm("str r1, [r0] ");
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asm("b loop ");
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asm("mov r0, #0 ");
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__JUMP(,lr);
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asm("__NopCount: ");
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asm(".word NopCount ");
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__END_ARM;
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}
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#elif defined(__CPU_X86)
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__NAKED__ TInt CountNops(TAny*)
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{
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#ifdef __WINS__
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__asm lea edx, NopCount
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__asm mov eax, 0
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noploop:
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm inc eax
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__asm add eax, 3
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__asm mov [edx], eax
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__asm jmp noploop
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#else
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asm("mov edx, %a0": : "i"(&NopCount));
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asm("mov eax, 0");
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asm("noploop:");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("inc eax");
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asm("add eax, 3");
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asm("mov [edx], eax");
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asm("jmp noploop");
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#endif
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}
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#endif
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