-def VRRC : RegisterClass<"PPC", [v16i8,v8i16,v4i32,v4f32], 128,
- [V2, V3, V4, V5, V0, V1,
- V6, V7, V8, V9, V10, V11, V12, V13, V14, V15, V16, V17, V18, V19, V20, V21,
- V22, V23, V24, V25, V26, V27, V28, V29, V30, V31]>;
+// Register classes for the 64-bit "scalar" VSX subregisters.
+def VFRC : RegisterClass<"PPC", [f64], 64,
+ (add VF2, VF3, VF4, VF5, VF0, VF1, VF6, VF7,
+ VF8, VF9, VF10, VF11, VF12, VF13, VF14,
+ VF15, VF16, VF17, VF18, VF19, VF31, VF30,
+ VF29, VF28, VF27, VF26, VF25, VF24, VF23,
+ VF22, VF21, VF20)>;
+def VSFRC : RegisterClass<"PPC", [f64], 64, (add F8RC, VFRC)>;
+
+// Register class for single precision scalars in VSX registers
+def VSSRC : RegisterClass<"PPC", [f32], 32, (add VSFRC)>;
+
+// For QPX
+def QFRC : RegisterClass<"PPC", [v4f64], 256, (add (sequence "QF%u", 0, 13),
+ (sequence "QF%u", 31, 14))>;
+def QSRC : RegisterClass<"PPC", [v4f32], 128, (add QFRC)>;
+def QBRC : RegisterClass<"PPC", [v4i1], 256, (add QFRC)> {
+ // These are actually stored as floating-point values where a positive
+ // number is true and anything else (including NaN) is false.
+ let Size = 256;
+}
+
+def CRBITRC : RegisterClass<"PPC", [i1], 32,
+ (add CR2LT, CR2GT, CR2EQ, CR2UN,
+ CR3LT, CR3GT, CR3EQ, CR3UN,
+ CR4LT, CR4GT, CR4EQ, CR4UN,
+ CR5LT, CR5GT, CR5EQ, CR5UN,
+ CR6LT, CR6GT, CR6EQ, CR6UN,
+ CR7LT, CR7GT, CR7EQ, CR7UN,
+ CR1LT, CR1GT, CR1EQ, CR1UN,
+ CR0LT, CR0GT, CR0EQ, CR0UN)> {
+ let Size = 32;
+}
+
+def CRRC : RegisterClass<"PPC", [i32], 32, (add CR0, CR1, CR5, CR6,
+ CR7, CR2, CR3, CR4)>;
+
+def CRRC0 : RegisterClass<"PPC", [i32], 32, (add CR0)>;
+
+// The CTR registers are not allocatable because they're used by the
+// decrement-and-branch instructions, and thus need to stay live across
+// multiple basic blocks.
+def CTRRC : RegisterClass<"PPC", [i32], 32, (add CTR)> {
+ let isAllocatable = 0;
+}
+def CTRRC8 : RegisterClass<"PPC", [i64], 64, (add CTR8)> {
+ let isAllocatable = 0;
+}
+
+def VRSAVERC : RegisterClass<"PPC", [i32], 32, (add VRSAVE)>;
+def CARRYRC : RegisterClass<"PPC", [i32], 32, (add CARRY)> {
+ let CopyCost = -1;
+}