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do not use builtin cpu detect, cpuid is enough

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R4SAS 2020-11-13 16:18:25 +03:00
parent ad3bfcaaa5
commit faf04def31
1 changed files with 2 additions and 5 deletions
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7
libi2pd/CPU.cpp
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@ -30,17 +30,14 @@ namespace cpu
void Detect(bool AesSwitch, bool AvxSwitch) void Detect(bool AesSwitch, bool AvxSwitch)
{ {
#if defined(__x86_64__) || defined(__i386__) #if defined(__x86_64__) || defined(__i386__)
__builtin_cpu_init();
int info[4]; int info[4];
__cpuid(0, info[0], info[1], info[2], info[3]); __cpuid(0, info[0], info[1], info[2], info[3]);
if (info[0] >= 0x00000001) { if (info[0] >= 0x00000001) {
__cpuid(0x00000001, info[0], info[1], info[2], info[3]); __cpuid(0x00000001, info[0], info[1], info[2], info[3]);
#ifdef __AES__ if (info[2] & bit_AES && AesSwitch) {
if ((info[2] & bit_AES || __builtin_cpu_supports("aes")) && AesSwitch) {
aesni = true; aesni = true;
} }
#endif // __AES__ if (info[2] & bit_AVX && AvxSwitch) {
if ((info[2] & bit_AVX || __builtin_cpu_supports("avx")) && AvxSwitch) {
avx = true; avx = true;
} }
} }