"Disable VFP MAC instructions">;
// Some processors benefit from using NEON instructions for scalar
// single-precision FP operations.
-def FeatureNEONForFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP",
- "true",
- "Use NEON for single precision FP">;
+def FeatureNEONForFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP",
+ "true",
+ "Use NEON for single precision FP">;
// Disable 32-bit to 16-bit narrowing for experimentation.
def FeaturePref32BitThumb : SubtargetFeature<"32bit", "Pref32BitThumb", "true",
include "ARMSchedule.td"
+// ARM processor families.
+def ProcOthers : SubtargetFeature<"others", "ARMProcFamily", "Others",
+ "One of the other ARM processor families">;
+def ProcA8 : SubtargetFeature<"a8", "ARMProcFamily", "CortexA8",
+ "Cortex-A8 ARM processors",
+ [FeatureSlowFPBrcc, FeatureNEONForFP]>;
+def ProcA9 : SubtargetFeature<"a9", "ARMProcFamily", "CortexA9",
+ "Cortex-A9 ARM processors">;
+
class ProcNoItin<string Name, list<SubtargetFeature> Features>
: Processor<Name, GenericItineraries, Features>;
// V7 Processors.
def : Processor<"cortex-a8", CortexA8Itineraries,
- [ArchV7A, FeatureHasSlowVMLx,
- FeatureSlowFPBrcc, FeatureNEONForFP, FeatureT2XtPk]>;
+ [ArchV7A, ProcA8,
+ FeatureHasSlowVMLx, FeatureT2XtPk]>;
def : Processor<"cortex-a9", CortexA9Itineraries,
- [ArchV7A, FeatureT2XtPk]>;
+ [ArchV7A, ProcA9, FeatureT2XtPk]>;
// V7M Processors.
def : ProcNoItin<"cortex-m3", [ArchV7M]>;