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Revert "Remove unused SDL_GetCPUName"

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This reverts commit 4e6ab13d6f.
This commit is contained in:
Anonymous Maarten 2023-02-02 00:36:46 +01:00
parent 78be9eaf38
commit d8f0715385
1 changed files with 135 additions and 0 deletions
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135
src/cpuinfo/SDL_cpuinfo.c
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@ -700,6 +700,141 @@ static const char *SDL_GetCPUType(void)
}
#endif
#if 0
!!! FIXME: Not used at the moment. */
#if defined(__e2k__)
inline const char *
SDL_GetCPUName(void)
{
static char SDL_CPUName[48];
SDL_strlcpy(SDL_CPUName, __builtin_cpu_name(), sizeof(SDL_CPUName));
return SDL_CPUName;
}
#else
static const char *SDL_GetCPUName(void)
{
static char SDL_CPUName[48];
if (!SDL_CPUName[0]) {
int i = 0;
int a, b, c, d;
CPU_calcCPUIDFeatures();
if (CPU_CPUIDMaxFunction > 0) { /* do we have CPUID at all? */
cpuid(0x80000000, a, b, c, d);
if (a >= 0x80000004) {
cpuid(0x80000002, a, b, c, d);
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
cpuid(0x80000003, a, b, c, d);
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
cpuid(0x80000004, a, b, c, d);
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(a & 0xff);
a >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(b & 0xff);
b >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(c & 0xff);
c >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
SDL_CPUName[i++] = (char)(d & 0xff);
d >>= 8;
}
}
if (!SDL_CPUName[0]) {
SDL_strlcpy(SDL_CPUName, "Unknown", sizeof(SDL_CPUName));
}
}
return SDL_CPUName;
}
#endif
#endif
int SDL_GetCPUCacheLineSize(void)
{
const char *cpuType = SDL_GetCPUType();