ARM backend contribution from Apple.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33353 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td
index 4015349..6faf938 100644
--- a/lib/Target/ARM/ARM.td
+++ b/lib/Target/ARM/ARM.td
@@ -18,6 +18,73 @@
include "../Target.td"
//===----------------------------------------------------------------------===//
+// ARM Subtarget features.
+//
+
+def ArchV4T : SubtargetFeature<"v4t", "ARMArchVersion", "V4T",
+ "ARM v4T">;
+def ArchV5T : SubtargetFeature<"v5t", "ARMArchVersion", "V5T",
+ "ARM v5T">;
+def ArchV5TE : SubtargetFeature<"v5te", "ARMArchVersion", "V5TE",
+ "ARM v5TE, v5TEj, v5TExp">;
+def ArchV6 : SubtargetFeature<"v6", "ARMArchVersion", "V6",
+ "ARM v6">;
+def FeatureVFP2 : SubtargetFeature<"vfp2", "HasVFP2", "true",
+ "Enable VFP2 instructions ">;
+
+//===----------------------------------------------------------------------===//
+// ARM Processors supported.
+//
+
+class Proc<string Name, list<SubtargetFeature> Features>
+ : Processor<Name, NoItineraries, Features>;
+
+// V4 Processors.
+def : Proc<"generic", []>;
+def : Proc<"arm8", []>;
+def : Proc<"arm810", []>;
+def : Proc<"strongarm", []>;
+def : Proc<"strongarm110", []>;
+def : Proc<"strongarm1100", []>;
+def : Proc<"strongarm1110", []>;
+
+// V4T Processors.
+def : Proc<"arm7tdmi", [ArchV4T]>;
+def : Proc<"arm7tdmi-s", [ArchV4T]>;
+def : Proc<"arm710t", [ArchV4T]>;
+def : Proc<"arm720t", [ArchV4T]>;
+def : Proc<"arm9", [ArchV4T]>;
+def : Proc<"arm9tdmi", [ArchV4T]>;
+def : Proc<"arm920", [ArchV4T]>;
+def : Proc<"arm920t", [ArchV4T]>;
+def : Proc<"arm922t", [ArchV4T]>;
+def : Proc<"arm940t", [ArchV4T]>;
+def : Proc<"ep9312", [ArchV4T]>;
+
+// V5T Processors.
+def : Proc<"arm10tdmi", [ArchV5T]>;
+def : Proc<"arm1020t", [ArchV5T]>;
+
+// V5TE Processors.
+def : Proc<"arm9e", [ArchV5TE]>;
+def : Proc<"arm946e-s", [ArchV5TE]>;
+def : Proc<"arm966e-s", [ArchV5TE]>;
+def : Proc<"arm968e-s", [ArchV5TE]>;
+def : Proc<"arm10e", [ArchV5TE]>;
+def : Proc<"arm1020e", [ArchV5TE]>;
+def : Proc<"arm1022e", [ArchV5TE]>;
+def : Proc<"xscale", [ArchV5TE]>;
+def : Proc<"iwmmxt", [ArchV5TE]>;
+
+// V6 Processors.
+def : Proc<"arm1136j-s", [ArchV6]>;
+def : Proc<"arm1136jf-s", [ArchV6, FeatureVFP2]>;
+def : Proc<"arm1176jz-s", [ArchV6]>;
+def : Proc<"arm1176jzf-s", [ArchV6, FeatureVFP2]>;
+def : Proc<"mpcorenovfp", [ArchV6]>;
+def : Proc<"mpcore", [ArchV6, FeatureVFP2]>;
+
+//===----------------------------------------------------------------------===//
// Register File Description
//===----------------------------------------------------------------------===//
@@ -31,8 +98,14 @@
def ARMInstrInfo : InstrInfo {
// Define how we want to layout our target-specific information field.
- let TSFlagsFields = [];
- let TSFlagsShifts = [];
+ let TSFlagsFields = ["AddrModeBits",
+ "SizeFlag",
+ "IndexModeBits",
+ "Opcode"];
+ let TSFlagsShifts = [0,
+ 4,
+ 7,
+ 9];
}
//===----------------------------------------------------------------------===//