kerneltest/e32test/misc/cpumeter.cia
author Tom Cosgrove <tom.cosgrove@nokia.com>
Fri, 28 May 2010 16:26:05 +0100
branchRCL_3
changeset 29 743008598095
parent 0 a41df078684a
permissions -rw-r--r--
Fix for bug 2283 (RVCT 4.0 support is missing from PDK 3.0.h) Have multiple extension sections in the bld.inf, one for each version of the compiler. The RVCT version building the tools will build the runtime libraries for its version, but make sure we extract all the other versions from zip archives. Also add the archive for RVCT4.

// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// e32test\misc\cpumeter.cia
// 
//

#include <e32test.h>
#include <e32hal.h>
#include <u32std.h>

extern TUint32 NopCount;
extern TUint MaxCycles;

#if defined(__CPU_ARM)
__NAKED__ TInt CountNops(TAny*)
	{
	__SWITCH_TO_ARM;
	asm("ldr r0, __NopCount ");
	asm("mov r1, #0 ");

	asm("loop: ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("mov r0, r0 ");
	asm("add r1, r1, #71 ");
	asm("str r1, [r0] ");
	asm("b loop ");

	asm("mov r0, #0 ");
	__JUMP(,lr);

	asm("__NopCount: ");
	asm(".word NopCount ");
	__END_ARM;
	}
#elif defined(__CPU_X86)
__NAKED__ TInt CountNops(TAny*)
	{
#ifdef __WINS__
	__asm lea edx, NopCount
	__asm mov eax, 0
noploop:
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm inc eax
	__asm add eax, 3
	__asm mov [edx], eax
	__asm jmp noploop
#else
	asm("mov edx, %a0": : "i"(&NopCount));
	asm("mov eax, 0");
	asm("noploop:");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("inc eax");
	asm("add eax, 3");
	asm("mov [edx], eax");
	asm("jmp noploop");
#endif
	}
#endif