}
// Special Registers
-def VCC : SIReg<"VCC", 106>;
+def VCC_LO : SIReg<"vcc_lo", 106>;
+def VCC_HI : SIReg<"vcc_hi", 107>;
+
+// VCC for 64-bit instructions
+def VCC : RegisterWithSubRegs<"VCC", [VCC_LO, VCC_HI]> {
+ let Namespace = "AMDGPU";
+ let SubRegIndices = [sub0, sub1];
+ let HWEncoding = 106;
+}
+
def EXEC : SIReg<"EXEC", 126>;
def SCC : SIReg<"SCC", 253>;
def M0 : SIReg <"M0", 124>;
// Register class for all scalar registers (SGPRs + Special Registers)
def SReg_32 : RegisterClass<"AMDGPU", [f32, i32], 32,
- (add SGPR_32, M0Reg)
+ (add SGPR_32, M0Reg, VCC_LO)
>;
def SGPR_64 : RegisterClass<"AMDGPU", [v2i32, i64], 64, (add SGPR_64Regs)>;
(add SGPR_64Regs, VCCReg, EXECReg)
>;
-def SReg_128 : RegisterClass<"AMDGPU", [i128, v4i32], 128, (add SGPR_128)>;
+def SReg_128 : RegisterClass<"AMDGPU", [v4i32, v16i8], 128, (add SGPR_128)>;
def SReg_256 : RegisterClass<"AMDGPU", [v32i8, v8i32, v8f32], 256, (add SGPR_256)>;
let Size = 96;
}
-def VReg_128 : RegisterClass<"AMDGPU", [v4i32, v4f32, i128], 128, (add VGPR_128)>;
+def VReg_128 : RegisterClass<"AMDGPU", [v4i32, v4f32], 128, (add VGPR_128)>;
def VReg_256 : RegisterClass<"AMDGPU", [v32i8, v8i32, v8f32], 256, (add VGPR_256)>;
def VReg_512 : RegisterClass<"AMDGPU", [v16i32, v16f32], 512, (add VGPR_512)>;
+def VReg_1 : RegisterClass<"AMDGPU", [i1], 32, (add VGPR_32)>;
+
//===----------------------------------------------------------------------===//
-// [SV]Src_* register classes, can have either an immediate or an register
+// [SV]Src_(32|64) register classes, can have either an immediate or an register
//===----------------------------------------------------------------------===//
def SSrc_32 : RegisterClass<"AMDGPU", [i32, f32], 32, (add SReg_32)>;
def VSrc_64 : RegisterClass<"AMDGPU", [i64, f64], 64, (add VReg_64, SReg_64)>;
+//===----------------------------------------------------------------------===//
+// SGPR and VGPR register classes
+//===----------------------------------------------------------------------===//
+
+def VSrc_128 : RegisterClass<"AMDGPU", [v4i32, v4f32], 128,
+ (add VReg_128, SReg_128)>;