[ARM] support for Cortex-R4/R4F

[oota-llvm.git] / lib / Target / ARM / ARM.td

diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td
index 9bbe40148155da36c60a6191b3a4971ed5750381..9882227905c5897748a93a8f8a9583c8993f7070 100644 (file)
--- a/lib/Target/ARM/ARM.td
+++ b/lib/Target/ARM/ARM.td
@@ -255,6 +255,14 @@ def ProcA57     : SubtargetFeature<"a57", "ARMProcFamily", "CortexA57",
                                     FeatureTrustZone, FeatureT2XtPk,
                                     FeatureCrypto, FeatureCRC]>;
 
+def ProcR4      : SubtargetFeature<"r4", "ARMProcFamily", "CortexR4",
+                                   "Cortex-R4 ARM processors",
+                                   [FeatureHWDiv,
+                                    FeatureAvoidPartialCPSR,
+                                    FeatureDSPThumb2, FeatureT2XtPk,
+                                    HasV7Ops, FeatureDB, FeatureHasRAS,
+                                    FeatureRClass]>;
+
 def ProcR5      : SubtargetFeature<"r5", "ARMProcFamily", "CortexR5",
                                    "Cortex-R5 ARM processors",
                                    [FeatureSlowFPBrcc,
@@ -391,6 +399,16 @@ def : ProcessorModel<"krait",       CortexA9Model,
                                      FeatureDSPThumb2, FeatureHasRAS,
                                      FeatureAClass]>;
 
+// FIXME: R4 has currently the same ProcessorModel as A8.
+def : ProcessorModel<"cortex-r4",   CortexA8Model,
+                                    [ProcR4]>;
+
+// FIXME: R4F has currently the same ProcessorModel as A8.
+def : ProcessorModel<"cortex-r4f",  CortexA8Model,
+                                    [ProcR4,
+                                     FeatureSlowFPBrcc, FeatureHasSlowFPVMLx,
+                                     FeatureVFP3, FeatureVFPOnlySP, FeatureD16]>;
+
 // FIXME: R5 has currently the same ProcessorModel as A8.
 def : ProcessorModel<"cortex-r5",   CortexA8Model,
                                     [ProcR5, HasV7Ops, FeatureDB,