Program: gdcm
Module: $RCSfile: TestInline.cxx,v $
Language: C++
- Date: $Date: 2005/11/18 11:46:37 $
- Version: $Revision: 1.9 $
+ Date: $Date: 2005/11/29 13:02:44 $
+ Version: $Revision: 1.10 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
#include "gdcmUtil.h"
+#include <sys/times.h>
#include <iostream>
void frswap (double &a, double &b);
inline void ifrswap(double &a, double &b);
inline void ifpswap(double *a, double *b);
-uint16_t passDirect(uint16_t a, uint16_t b);
-uint16_t passRef(uint16_t &a, uint16_t &b);
-uint16_t passPtr(uint16_t *a, uint16_t *b);
+uint8_t passDirect8(uint8_t a, uint8_t b);
+uint8_t passRef8(uint8_t &a, uint8_t &b);
+uint8_t passPtr8(uint8_t *a, uint8_t *b);
+
+uint16_t passDirect16(uint16_t a, uint16_t b);
+uint16_t passRef16(uint16_t &a, uint16_t &b);
+uint16_t passPtr16(uint16_t *a, uint16_t *b);
uint32_t passDirect32(uint32_t a, uint32_t b);
uint32_t passRef32(uint32_t &a, uint32_t &b);
#define \
mswap(a, b) \
{ \
- tmp = a; \
+ double tmp = a; \
a = b; \
b = tmp; \
}
}
-uint16_t passRef(uint16_t &a, uint16_t &b)
+uint16_t passRef16(uint16_t &a, uint16_t &b)
+{
+ return a + b;
+}
+uint16_t passPtr16(uint16_t *a, uint16_t *b)
+{
+ return *a + *b;
+}
+uint16_t passDirect16(uint16_t a, uint16_t b)
+{
+ return a + b;
+}
+
+uint8_t passRef8(uint8_t &a, uint8_t &b)
+{
+ return a + b;
+}
+uint8_t passPtr8(uint8_t *a, uint8_t *b)
+{
+ return *a + *b;
+}
+uint8_t passDirect8(uint8_t a, uint8_t b)
+{
+ return a + b;
+}
+
+float passRefFloat(float &a, float &b)
{
return a + b;
}
-uint16_t passPtr(uint16_t *a, uint16_t *b)
+float passPtrFloat(float *a, float *b)
{
return *a + *b;
}
-uint16_t passDirect(uint16_t a, uint16_t b)
+float passDirectFloat(float a, float b)
{
return a + b;
}
if (argc > 1)
nbLoop = atoi(argv[1]);
else
- nbLoop = 10000000;
+ nbLoop = 500000000;
//clock_t r1, r2;
struct tms tms1, tms2;
double a = 1, b = 2;
- double tmp;
- uint16_t x=1, y=2;
+ uint8_t x8 =1, y8 =2;
+ uint16_t x16=1, y16=2;
+ uint32_t x32=1, y32=2;
+ float fx =1.0f, fy=1.0f;
+ double dx =1.0 , dy=1.0;
+ // ----------------------------------------
+
+ std::cout << "Direct "<< std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ double tmp;
+ tmp=a;
+ a=b;
+ b=tmp;
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
// ----------------------------------------
std::cout << "Use a macro "<< std::endl;
//To check the 2 following cases, we just put the two 'static' functions
//hifpswap and hNoifpswap in gdcmUtil.h
- std::cout << "Use inline, .h defined, WITH inline keyword pointer function"
+ std::cout << "Use inline, .h defined, WITH inline keyword pointer method"
+ << std::endl;
+ //r1 = times(&tms1);
+ gdcm::Util util;
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ util.hifpswap (&a, &b);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+
+ // ----------------------------------------
+
+ std::cout << "Use inline, .h defined, NO inline keyword pointer method"
<< std::endl;
//r1 = times(&tms1);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- //gdcm::Util::hifpswap (&a, &b);
- hifpswap (&a, &b);
+ util.hNoifpswap (&a, &b);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Use , .h defined, NO inline keyword pointer method"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ util.hfpswap (&a, &b);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ <<std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Use inline, .h defined, WITH inline keyword pointer static method"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ gdcm::Util::sthifpswap (&a, &b);
}
//r2 = times(&tms2);
times(&tms2);
// ----------------------------------------
- std::cout << "Use inline, .h defined, NO inline keyword pointer function"
+ std::cout << "Use inline, .h defined, NO inline keyword pointer static method"
<< std::endl;
//r1 = times(&tms1);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- //gdcm::Util::hNoifpswap (&a, &b);
- hNoifpswap (&a, &b);
+ gdcm::Util::sthNoifpswap (&a, &b);
}
//r2 = times(&tms2);
times(&tms2);
<< std::endl;
+ // ----------------------------------------
+
+ std::cout << "Pass uint_8 param directly"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passDirect8 (x8, y8);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Pass uint_8 param as ref"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passRef8 (x8, y8);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Pass uint_8 param as ptr"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passPtr8 (&x8, &y8);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
// ----------------------------------------
std::cout << "Pass uint_16 param directly"
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passDirect (x, y);
+ passDirect16 (x16, y16);
}
//r2 = times(&tms2);
times(&tms2);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passRef (x, y);
+ passRef16 (x16, y16);
}
//r2 = times(&tms2);
times(&tms2);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passPtr (&x, &y);
+ passPtr16 (&x16, &y16);
}
//r2 = times(&tms2);
times(&tms2);
// ----------------------------------------
- uint32_t m =1, n=2;
std::cout << "Pass uint_32 param directly"
<< std::endl;
//r1 = times(&tms1);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passDirect32 (m, n);
+ passDirect32 (x32, y32);
}
//r2 = times(&tms2);
times(&tms2);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passRef32 (m, n);
+ passRef32 (x32, y32 );
}
//r2 = times(&tms2);
times(&tms2);
times(&tms1);
for(i = 0 ; i< nbLoop ; i++)
{
- passPtr32 (&m, &n);
+ passPtr32 (&x32, &y32);
}
//r2 = times(&tms2);
times(&tms2);
// ----------------------------------------
+ std::cout << "Pass float param directly"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passDirectFloat (fx, fy);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Pass float param as ref"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passRefFloat (fx, fy);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
+
+ std::cout << "Pass float param as ptr"
+ << std::endl;
+ //r1 = times(&tms1);
+ times(&tms1);
+ for(i = 0 ; i< nbLoop ; i++)
+ {
+ passPtrFloat (&fx, &fy);
+ }
+ //r2 = times(&tms2);
+ times(&tms2);
+
+ std::cout
+ << (long) ((tms2.tms_utime) - (tms1.tms_utime))
+ << std::endl;
+
+ // ----------------------------------------
- double dx=1.0, dy=2.0;
-
std::cout << "Pass double param directly"
<< std::endl;
//r1 = times(&tms1);
projects / gdcm.git / commitdiff