def mno_pclmul : Flag<["-"], "mno-pclmul">, Group<m_x86_Features_Group>;
def mno_lzcnt : Flag<["-"], "mno-lzcnt">, Group<m_x86_Features_Group>;
def mno_rdrnd : Flag<["-"], "mno-rdrnd">, Group<m_x86_Features_Group>;
+def mno_fsgsbase : Flag<["-"], "mno-fsgsbase">, Group<m_x86_Features_Group>;
def mno_bmi : Flag<["-"], "mno-bmi">, Group<m_x86_Features_Group>;
def mno_bmi2 : Flag<["-"], "mno-bmi2">, Group<m_x86_Features_Group>;
def mno_popcnt : Flag<["-"], "mno-popcnt">, Group<m_x86_Features_Group>;
def mpclmul : Flag<["-"], "mpclmul">, Group<m_x86_Features_Group>;
def mlzcnt : Flag<["-"], "mlzcnt">, Group<m_x86_Features_Group>;
def mrdrnd : Flag<["-"], "mrdrnd">, Group<m_x86_Features_Group>;
+def mfsgsbase : Flag<["-"], "mfsgsbase">, Group<m_x86_Features_Group>;
def mbmi : Flag<["-"], "mbmi">, Group<m_x86_Features_Group>;
def mbmi2 : Flag<["-"], "mbmi2">, Group<m_x86_Features_Group>;
def mpopcnt : Flag<["-"], "mpopcnt">, Group<m_x86_Features_Group>;
bool HasPCLMUL;
bool HasLZCNT;
bool HasRDRND;
+ bool HasFSGSBASE;
bool HasBMI;
bool HasBMI2;
bool HasPOPCNT;
X86TargetInfo(const llvm::Triple &Triple)
: TargetInfo(Triple), SSELevel(NoSSE), MMX3DNowLevel(NoMMX3DNow),
XOPLevel(NoXOP), HasAES(false), HasPCLMUL(false), HasLZCNT(false),
- HasRDRND(false), HasBMI(false), HasBMI2(false), HasPOPCNT(false),
- HasRTM(false), HasPRFCHW(false), HasRDSEED(false), HasADX(false),
- HasTBM(false), HasFMA(false), HasF16C(false), HasAVX512CD(false),
- HasAVX512ER(false), HasAVX512PF(false), HasAVX512DQ(false),
- HasAVX512BW(false), HasAVX512VL(false), HasSHA(false), HasCX16(false),
- CPU(CK_Generic), FPMath(FP_Default) {
+ HasRDRND(false), HasFSGSBASE(false), HasBMI(false), HasBMI2(false),
+ HasPOPCNT(false), HasRTM(false), HasPRFCHW(false), HasRDSEED(false),
+ HasADX(false), HasTBM(false), HasFMA(false), HasF16C(false),
+ HasAVX512CD(false), HasAVX512ER(false), HasAVX512PF(false),
+ HasAVX512DQ(false), HasAVX512BW(false), HasAVX512VL(false),
+ HasSHA(false), HasCX16(false), CPU(CK_Generic), FPMath(FP_Default) {
BigEndian = false;
LongDoubleFormat = &llvm::APFloat::x87DoubleExtended;
}
setFeatureEnabledImpl(Features, "pclmul", true);
setFeatureEnabledImpl(Features, "rdrnd", true);
setFeatureEnabledImpl(Features, "f16c", true);
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
break;
case CK_CoreAVX2:
setFeatureEnabledImpl(Features, "avx2", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "rdrnd", true);
setFeatureEnabledImpl(Features, "f16c", true);
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "bmi2", true);
setFeatureEnabledImpl(Features, "rtm", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "rdrnd", true);
setFeatureEnabledImpl(Features, "f16c", true);
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "bmi2", true);
setFeatureEnabledImpl(Features, "rtm", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "rdrnd", true);
setFeatureEnabledImpl(Features, "f16c", true);
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "bmi2", true);
setFeatureEnabledImpl(Features, "rtm", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "rdrnd", true);
setFeatureEnabledImpl(Features, "f16c", true);
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "bmi2", true);
setFeatureEnabledImpl(Features, "rtm", true);
setFeatureEnabledImpl(Features, "avx2", true);
setFeatureEnabledImpl(Features, "bmi2", true);
// FALLTHROUGH
- case CK_BDVER2:
case CK_BDVER3:
+ setFeatureEnabledImpl(Features, "fsgsbase", true);
+ // FALLTHROUGH
+ case CK_BDVER2:
setFeatureEnabledImpl(Features, "xop", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "aes", true);
continue;
}
+ if (Feature == "fsgsbase") {
+ HasFSGSBASE = true;
+ continue;
+ }
+
if (Feature == "bmi") {
HasBMI = true;
continue;
if (HasRDRND)
Builder.defineMacro("__RDRND__");
+ if (HasFSGSBASE)
+ Builder.defineMacro("__FSGSBASE__");
+
if (HasBMI)
Builder.defineMacro("__BMI__");
.Case("tbm", HasTBM)
.Case("lzcnt", HasLZCNT)
.Case("rdrnd", HasRDRND)
+ .Case("fsgsbase", HasFSGSBASE)
.Case("mm3dnow", MMX3DNowLevel >= AMD3DNow)
.Case("mm3dnowa", MMX3DNowLevel >= AMD3DNowAthlon)
.Case("mmx", MMX3DNowLevel >= MMX)
#endif
#endif /* __RDRND__ */
+#ifdef __FSGSBASE__
+#ifdef __x86_64__
+static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
+_readfsbase_u32(void)
+{
+ return __builtin_ia32_rdfsbase32();
+}
+
+static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
+_readfsbase_u64(void)
+{
+ return __builtin_ia32_rdfsbase64();
+}
+
+static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
+_readgsbase_u32(void)
+{
+ return __builtin_ia32_rdgsbase32();
+}
+
+static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
+_readgsbase_u64(void)
+{
+ return __builtin_ia32_rdgsbase64();
+}
+
+static __inline__ void __attribute__((__always_inline__, __nodebug__))
+_writefsbase_u32(unsigned int __V)
+{
+ return __builtin_ia32_wrfsbase32(__V);
+}
+
+static __inline__ void __attribute__((__always_inline__, __nodebug__))
+_writefsbase_u64(unsigned long long __V)
+{
+ return __builtin_ia32_wrfsbase64(__V);
+}
+
+static __inline__ void __attribute__((__always_inline__, __nodebug__))
+_writegsbase_u32(unsigned int __V)
+{
+ return __builtin_ia32_wrgsbase32(__V);
+}
+
+static __inline__ void __attribute__((__always_inline__, __nodebug__))
+_writegsbase_u64(unsigned long long __V)
+{
+ return __builtin_ia32_wrgsbase64(__V);
+}
+#endif
+#endif /* __FSGSBASE__ */
+
#ifdef __RTM__
#include <rtmintrin.h>
#endif