--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/misc/cpumeter.cia Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,256 @@
+// 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
+