case 21:
if (!HasAVX) // If the OS doesn't support AVX provide a sane fallback.
return "btver1";
- if (Model > 15 && Model <= 31)
- return "bdver2";
- return "bdver1";
+ if (Model >= 0x30)
+ return "bdver3"; // 30h-3Fh: Steamroller
+ if (Model >= 0x10)
+ return "bdver2"; // 10h-1Fh: Piledriver
+ return "bdver1"; // 00h-0Fh: Bulldozer
case 22:
if (!HasAVX) // If the OS doesn't support AVX provide a sane fallback.
return "btver1";
FeatureF16C, FeatureLZCNT,
FeaturePOPCNT, FeatureBMI, FeatureTBM,
FeatureFMA]>;
+
+// Steamroller
+def : Proc<"bdver3", [FeatureXOP, FeatureFMA4, FeatureCMPXCHG16B,
+ FeatureAES, FeaturePRFCHW, FeaturePCLMUL,
+ FeatureF16C, FeatureLZCNT,
+ FeaturePOPCNT, FeatureBMI, FeatureTBM,
+ FeatureFMA, FeatureFSGSBase]>;
+
def : Proc<"geode", [Feature3DNowA]>;
def : Proc<"winchip-c6", [FeatureMMX]>;