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This commit is contained in:
kervala 2016-01-04 15:41:29 +01:00
parent a6694d122b
commit 7de5594966
4 changed files with 38 additions and 141 deletions
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20
code/nel/include/nel/misc/common.h
View file

@ -38,6 +38,10 @@
# include <sys/types.h>
#endif
#if defined(NL_CPU_INTEL) && defined(NL_COMP_GCC)
#include "x86intrin.h"
#endif
#include "string_common.h"
#ifdef NL_OS_WINDOWS
@ -65,20 +69,8 @@ namespace NLMISC
inline uint64 rdtsc()
{
uint64 ticks;
# ifdef NL_OS_WINDOWS
# ifdef NL_NO_ASM
ticks = uint64(__rdtsc());
# else
// We should use the intrinsic code now. ticks = uint64(__rdtsc());
__asm rdtsc
__asm mov DWORD PTR [ticks], eax
__asm mov DWORD PTR [ticks + 4], edx
# endif // NL_NO_ASM
# else
__asm__ volatile(".byte 0x0f, 0x31" : "=a" (ticks.low), "=d" (ticks.high));
# endif // NL_OS_WINDOWS
return ticks;
// __rdtsc() is defined under all platforms
return uint64(__rdtsc());
}
#endif // NL_CPU_INTEL

4
code/nel/include/nel/misc/system_info.h
View file

@ -72,9 +72,9 @@ public:
*/
static bool isNT();
/** Returns the space left on the hard drive that contains the filename
/** Returns the space left on the hard drive that contains the filename in bytes
*/
static std::string availableHDSpace (const std::string &filename);
static uint64 availableHDSpace (const std::string &filename);
/** Returns all the physical memory available on the computer (in bytes)
*/

141
code/nel/src/misc/system_info.cpp
View file

@ -34,6 +34,11 @@
# include <cpuid.h>
# define nlcpuid(regs, idx) __cpuid(idx, regs[0], regs[1], regs[2], regs[3])
# endif // NL_CPU_INTEL
# ifdef NL_OS_MAC
# include <sys/mount.h>
# else
# include <sys/vfs.h>
# endif
#endif // NL_OS_WINDOWS
#include "nel/misc/system_info.h"
@ -950,19 +955,8 @@ static bool DetectSSE()
// check OS support for SSE
try
{
#ifdef NL_OS_WINDOWS
#ifdef NL_NO_ASM
unsigned int tmp = _mm_getcsr();
nlunreferenced(tmp);
#else
__asm
{
xorps xmm0, xmm0 // Streaming SIMD Extension
}
#endif // NL_NO_ASM
#elif NL_OS_UNIX
__asm__ __volatile__ ("xorps %xmm0, %xmm0;");
#endif // NL_OS_UNIX
}
catch(...)
{
@ -984,74 +978,10 @@ bool CSystemInfo::_HaveSSE = DetectSSE ();
bool CSystemInfo::hasCPUID ()
{
#ifdef NL_CPU_INTEL
uint32 result = 0;
#ifdef NL_OS_WINDOWS
#ifdef NL_NO_ASM
sint32 CPUInfo[4] = {-1};
nlcpuid(CPUInfo, 0);
if (CPUInfo[3] != -1) result = 1;
#else
__asm
{
pushad
pushfd
// If ID bit of EFLAGS can change, then cpuid is available
pushfd
pop eax // Get EFLAG
mov ecx,eax
xor eax,0x200000 // Flip ID bit
push eax
popfd // Write EFLAGS
pushfd
pop eax // read back EFLAG
xor eax,ecx
je noCpuid // no flip -> no CPUID instr.
popfd // restore state
popad
mov result, 1
jmp CPUIDPresent
noCpuid:
popfd // restore state
popad
mov result, 0
CPUIDPresent:
}
#endif // NL_NO_ASM
#elif NL_OS_UNIX // NL_OS_WINDOWS
__asm__ __volatile__ (
/* Save Register */
"pushl %%ebp;"
"pushl %%ebx;"
"pushl %%edx;"
/* Check if this CPU supports cpuid */
"pushf;"
"pushf;"
"popl %%eax;"
"movl %%eax, %%ebx;"
"xorl $(1 << 21), %%eax;" // CPUID bit
"pushl %%eax;"
"popf;"
"pushf;"
"popl %%eax;"
"popf;" // Restore flags
"xorl %%ebx, %%eax;"
"jz NoCPUID;"
"movl $1, %0;"
"jmp CPUID;"
"NoCPUID:;"
"movl $0, %0;"
"CPUID:;"
"popl %%edx;"
"popl %%ebx;"
"popl %%ebp;"
:"=a"(result)
);
#endif // NL_OS_UNIX
uint32 result = 0;
sint32 CPUInfo[4] = {-1};
nlcpuid(CPUInfo, 0);
if (CPUInfo[3] != -1) result = 1;
return result == 1;
#else
return false;
@ -1062,7 +992,7 @@ bool CSystemInfo::hasCPUID ()
uint32 CSystemInfo::getCPUID()
{
#ifdef NL_CPU_INTEL
if(hasCPUID())
if (hasCPUID())
{
uint32 result = 0;
sint32 CPUInfo[4];
@ -1118,49 +1048,24 @@ bool CSystemInfo::isNT()
#endif
}
string CSystemInfo::availableHDSpace (const string &filename)
uint64 CSystemInfo::availableHDSpace (const string &filename)
{
std::string path = CFile::getPath(filename);
#ifdef NL_OS_UNIX
string cmd = "df ";
if(filename.empty())
cmd += ".";
else
cmd += filename;
cmd += " >/tmp/nelhdfs";
sint error = system (cmd.c_str());
if (error)
nlwarning("'%s' failed with error code %d", cmd.c_str(), error);
struct stat stst;
struct statfs stfs;
int fd = open("/tmp/nelhdfs", O_RDONLY);
if (fd == -1)
{
return 0;
}
else
{
char buffer[4096+1];
int len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
buffer[len] = '\0';
if (::stat(path.c_str(), &stst) == -1) return 0;
if (::statfs(c_str(), &stfs) == -1) return 0;
vector<string> splitted;
explode(string(buffer), string("\n"), splitted, true);
if(splitted.size() < 2)
return "NoInfo";
vector<string> sline;
explode(splitted[1], string(" "), sline, true);
if(sline.size() < 5)
return splitted[1];
string space = sline[3] + "000";
return bytesToHumanReadable(space);
}
return (uint64)(stfs.f_bavail * stst.st_blksize);
#else
nlunreferenced(filename);
return "NoInfo";
ULARGE_INTEGER freeSpace = {0};
BOOL bRes = ::GetDiskFreeSpaceExA(path.c_str(), &freeSpace, NULL, NULL);
if (!bRes) return 0;
return (uint64)freeSpace.QuadPart;
#endif
}

14
code/ryzom/CMakeLists.txt
View file

@ -1,28 +1,28 @@
#-----------------------------------------------------------------------------
#Platform specifics
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/common/src )
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/common )
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/common/src)
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/common)
SET(RZ_SERVER_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/server/src)
ADD_SUBDIRECTORY(common)
ADD_SUBDIRECTORY(tools)
IF(WITH_RYZOM_CLIENT)
IF(NOT WITH_GUI)
MESSAGE( FATAL_ERROR "The client cannot be built without the NeL GUI Library (WITH_GUI)")
ENDIF(NOT WITH_GUI)
ENDIF()
ADD_SUBDIRECTORY(client)
ELSEIF(WITH_RYZOM_TOOLS)
# Need clientsheets lib for sheets packer tool
ADD_SUBDIRECTORY(client)
ENDIF(WITH_RYZOM_CLIENT)
ADD_SUBDIRECTORY(tools)
ENDIF()
IF(WITH_RYZOM_SERVER OR WITH_RYZOM_TOOLS)
# Need servershare for build packed collision tool
# Need aishare for build wmap tool
FIND_PACKAGE(MySQL REQUIRED)
ADD_SUBDIRECTORY(server)
ENDIF(WITH_RYZOM_SERVER OR WITH_RYZOM_TOOLS)
ENDIF()