2017-04-17 06:17:10 -06:00

114 lines
3.1 KiB
C++
Executable File

//-----------------------------------------------------------------------------
// Torque Game Engine
// Copyright (C) GarageGames.com, Inc.
//-----------------------------------------------------------------------------
#include "platform/platform.h"
#include "console/console.h"
#include "math/mMath.h"
extern void mInstallLibrary_C();
extern void mInstallLibrary_ASM();
extern void mInstall_AMD_Math();
extern void mInstall_Library_SSE();
//--------------------------------------
ConsoleFunction( mathInit, void, 1, 10, "( ... )"
"Install the math library with specified extensions.\n\n"
"Possible parameters are:\n"
" - 'DETECT' Autodetect math lib settings.\n"
" - 'C' Enable the C math routines. C routines are always enabled.\n"
" - 'FPU' Enable floating point unit routines.\n"
" - 'MMX' Enable MMX math routines.\n"
" - '3DNOW' Enable 3dNow! math routines.\n"
" - 'SSE' Enable SSE math routines.\n")
{
U32 properties = CPU_PROP_C; // C entensions are always used
if (argc == 1)
{
Math::init(0);
return;
}
for (argc--, argv++; argc; argc--, argv++)
{
if (dStricmp(*argv, "DETECT") == 0) {
Math::init(0);
return;
}
if (dStricmp(*argv, "C") == 0) {
properties |= CPU_PROP_C;
continue;
}
if (dStricmp(*argv, "FPU") == 0) {
properties |= CPU_PROP_FPU;
continue;
}
if (dStricmp(*argv, "MMX") == 0) {
properties |= CPU_PROP_MMX;
continue;
}
if (dStricmp(*argv, "3DNOW") == 0) {
properties |= CPU_PROP_3DNOW;
continue;
}
if (dStricmp(*argv, "SSE") == 0) {
properties |= CPU_PROP_SSE;
continue;
}
Con::printf("Error: MathInit(): ignoring unknown math extension '%s'", *argv);
}
Math::init(properties);
}
//------------------------------------------------------------------------------
void Math::init(U32 properties)
{
if (!properties)
// detect what's available
properties = Platform::SystemInfo.processor.properties;
else
// Make sure we're not asking for anything that's not supported
properties &= Platform::SystemInfo.processor.properties;
Con::printf("Math Init:");
Con::printf(" Installing Standard C extensions");
mInstallLibrary_C();
Con::printf(" Installing Assembly extensions");
mInstallLibrary_ASM();
if (properties & CPU_PROP_FPU)
{
Con::printf(" Installing FPU extensions");
}
if (properties & CPU_PROP_MMX)
{
Con::printf(" Installing MMX extensions");
if (properties & CPU_PROP_3DNOW)
{
Con::printf(" Installing 3DNow extensions");
mInstall_AMD_Math();
}
}
if (properties & CPU_PROP_SSE)
{
Con::printf(" Installing SSE extensions");
mInstall_Library_SSE();
}
Con::printf(" ");
}