let Namespace = "Mips" in {
// General Purpose Registers
- def ZERO : MipsGPRReg< 0, "ZERO">, DwarfRegNum<[0]>;
- def AT : MipsGPRReg< 1, "AT">, DwarfRegNum<[1]>;
+ def ZERO : MipsGPRReg< 0, "zero">, DwarfRegNum<[0]>;
+ def AT : MipsGPRReg< 1, "at">, DwarfRegNum<[1]>;
def V0 : MipsGPRReg< 2, "2">, DwarfRegNum<[2]>;
def V1 : MipsGPRReg< 3, "3">, DwarfRegNum<[3]>;
def A0 : MipsGPRReg< 4, "4">, DwarfRegNum<[4]>;
def T9 : MipsGPRReg< 25, "25">, DwarfRegNum<[25]>;
def K0 : MipsGPRReg< 26, "26">, DwarfRegNum<[26]>;
def K1 : MipsGPRReg< 27, "27">, DwarfRegNum<[27]>;
- def GP : MipsGPRReg< 28, "GP">, DwarfRegNum<[28]>;
- def SP : MipsGPRReg< 29, "SP">, DwarfRegNum<[29]>;
- def FP : MipsGPRReg< 30, "FP">, DwarfRegNum<[30]>;
- def RA : MipsGPRReg< 31, "RA">, DwarfRegNum<[31]>;
+ def GP : MipsGPRReg< 28, "gp">, DwarfRegNum<[28]>;
+ def SP : MipsGPRReg< 29, "sp">, DwarfRegNum<[29]>;
+ def FP : MipsGPRReg< 30, "fp">, DwarfRegNum<[30]>;
+ def RA : MipsGPRReg< 31, "ra">, DwarfRegNum<[31]>;
// General Purpose 64-bit Registers
- def ZERO_64 : Mips64GPRReg< 0, "ZERO", [ZERO]>, DwarfRegNum<[0]>;
- def AT_64 : Mips64GPRReg< 1, "AT", [AT]>, DwarfRegNum<[1]>;
+ def ZERO_64 : Mips64GPRReg< 0, "zero", [ZERO]>, DwarfRegNum<[0]>;
+ def AT_64 : Mips64GPRReg< 1, "at", [AT]>, DwarfRegNum<[1]>;
def V0_64 : Mips64GPRReg< 2, "2", [V0]>, DwarfRegNum<[2]>;
def V1_64 : Mips64GPRReg< 3, "3", [V1]>, DwarfRegNum<[3]>;
def A0_64 : Mips64GPRReg< 4, "4", [A0]>, DwarfRegNum<[4]>;
def T9_64 : Mips64GPRReg< 25, "25", [T9]>, DwarfRegNum<[25]>;
def K0_64 : Mips64GPRReg< 26, "26", [K0]>, DwarfRegNum<[26]>;
def K1_64 : Mips64GPRReg< 27, "27", [K1]>, DwarfRegNum<[27]>;
- def GP_64 : Mips64GPRReg< 28, "GP", [GP]>, DwarfRegNum<[28]>;
- def SP_64 : Mips64GPRReg< 29, "SP", [SP]>, DwarfRegNum<[29]>;
- def FP_64 : Mips64GPRReg< 30, "FP", [FP]>, DwarfRegNum<[30]>;
- def RA_64 : Mips64GPRReg< 31, "RA", [RA]>, DwarfRegNum<[31]>;
+ def GP_64 : Mips64GPRReg< 28, "gp", [GP]>, DwarfRegNum<[28]>;
+ def SP_64 : Mips64GPRReg< 29, "sp", [SP]>, DwarfRegNum<[29]>;
+ def FP_64 : Mips64GPRReg< 30, "fp", [FP]>, DwarfRegNum<[30]>;
+ def RA_64 : Mips64GPRReg< 31, "ra", [RA]>, DwarfRegNum<[31]>;
/// Mips Single point precision FPU Registers
- def F0 : FPR< 0, "F0">, DwarfRegNum<[32]>;
- def F1 : FPR< 1, "F1">, DwarfRegNum<[33]>;
- def F2 : FPR< 2, "F2">, DwarfRegNum<[34]>;
- def F3 : FPR< 3, "F3">, DwarfRegNum<[35]>;
- def F4 : FPR< 4, "F4">, DwarfRegNum<[36]>;
- def F5 : FPR< 5, "F5">, DwarfRegNum<[37]>;
- def F6 : FPR< 6, "F6">, DwarfRegNum<[38]>;
- def F7 : FPR< 7, "F7">, DwarfRegNum<[39]>;
- def F8 : FPR< 8, "F8">, DwarfRegNum<[40]>;
- def F9 : FPR< 9, "F9">, DwarfRegNum<[41]>;
- def F10 : FPR<10, "F10">, DwarfRegNum<[42]>;
- def F11 : FPR<11, "F11">, DwarfRegNum<[43]>;
- def F12 : FPR<12, "F12">, DwarfRegNum<[44]>;
- def F13 : FPR<13, "F13">, DwarfRegNum<[45]>;
- def F14 : FPR<14, "F14">, DwarfRegNum<[46]>;
- def F15 : FPR<15, "F15">, DwarfRegNum<[47]>;
- def F16 : FPR<16, "F16">, DwarfRegNum<[48]>;
- def F17 : FPR<17, "F17">, DwarfRegNum<[49]>;
- def F18 : FPR<18, "F18">, DwarfRegNum<[50]>;
- def F19 : FPR<19, "F19">, DwarfRegNum<[51]>;
- def F20 : FPR<20, "F20">, DwarfRegNum<[52]>;
- def F21 : FPR<21, "F21">, DwarfRegNum<[53]>;
- def F22 : FPR<22, "F22">, DwarfRegNum<[54]>;
- def F23 : FPR<23, "F23">, DwarfRegNum<[55]>;
- def F24 : FPR<24, "F24">, DwarfRegNum<[56]>;
- def F25 : FPR<25, "F25">, DwarfRegNum<[57]>;
- def F26 : FPR<26, "F26">, DwarfRegNum<[58]>;
- def F27 : FPR<27, "F27">, DwarfRegNum<[59]>;
- def F28 : FPR<28, "F28">, DwarfRegNum<[60]>;
- def F29 : FPR<29, "F29">, DwarfRegNum<[61]>;
- def F30 : FPR<30, "F30">, DwarfRegNum<[62]>;
- def F31 : FPR<31, "F31">, DwarfRegNum<[63]>;
+ def F0 : FPR< 0, "f0">, DwarfRegNum<[32]>;
+ def F1 : FPR< 1, "f1">, DwarfRegNum<[33]>;
+ def F2 : FPR< 2, "f2">, DwarfRegNum<[34]>;
+ def F3 : FPR< 3, "f3">, DwarfRegNum<[35]>;
+ def F4 : FPR< 4, "f4">, DwarfRegNum<[36]>;
+ def F5 : FPR< 5, "f5">, DwarfRegNum<[37]>;
+ def F6 : FPR< 6, "f6">, DwarfRegNum<[38]>;
+ def F7 : FPR< 7, "f7">, DwarfRegNum<[39]>;
+ def F8 : FPR< 8, "f8">, DwarfRegNum<[40]>;
+ def F9 : FPR< 9, "f9">, DwarfRegNum<[41]>;
+ def F10 : FPR<10, "f10">, DwarfRegNum<[42]>;
+ def F11 : FPR<11, "f11">, DwarfRegNum<[43]>;
+ def F12 : FPR<12, "f12">, DwarfRegNum<[44]>;
+ def F13 : FPR<13, "f13">, DwarfRegNum<[45]>;
+ def F14 : FPR<14, "f14">, DwarfRegNum<[46]>;
+ def F15 : FPR<15, "f15">, DwarfRegNum<[47]>;
+ def F16 : FPR<16, "f16">, DwarfRegNum<[48]>;
+ def F17 : FPR<17, "f17">, DwarfRegNum<[49]>;
+ def F18 : FPR<18, "f18">, DwarfRegNum<[50]>;
+ def F19 : FPR<19, "f19">, DwarfRegNum<[51]>;
+ def F20 : FPR<20, "f20">, DwarfRegNum<[52]>;
+ def F21 : FPR<21, "f21">, DwarfRegNum<[53]>;
+ def F22 : FPR<22, "f22">, DwarfRegNum<[54]>;
+ def F23 : FPR<23, "f23">, DwarfRegNum<[55]>;
+ def F24 : FPR<24, "f24">, DwarfRegNum<[56]>;
+ def F25 : FPR<25, "f25">, DwarfRegNum<[57]>;
+ def F26 : FPR<26, "f26">, DwarfRegNum<[58]>;
+ def F27 : FPR<27, "f27">, DwarfRegNum<[59]>;
+ def F28 : FPR<28, "f28">, DwarfRegNum<[60]>;
+ def F29 : FPR<29, "f29">, DwarfRegNum<[61]>;
+ def F30 : FPR<30, "f30">, DwarfRegNum<[62]>;
+ def F31 : FPR<31, "f31">, DwarfRegNum<[63]>;
/// Mips Double point precision FPU Registers (aliased
/// with the single precision to hold 64 bit values)
- def D0 : AFPR< 0, "F0", [F0, F1]>;
- def D1 : AFPR< 2, "F2", [F2, F3]>;
- def D2 : AFPR< 4, "F4", [F4, F5]>;
- def D3 : AFPR< 6, "F6", [F6, F7]>;
- def D4 : AFPR< 8, "F8", [F8, F9]>;
- def D5 : AFPR<10, "F10", [F10, F11]>;
- def D6 : AFPR<12, "F12", [F12, F13]>;
- def D7 : AFPR<14, "F14", [F14, F15]>;
- def D8 : AFPR<16, "F16", [F16, F17]>;
- def D9 : AFPR<18, "F18", [F18, F19]>;
- def D10 : AFPR<20, "F20", [F20, F21]>;
- def D11 : AFPR<22, "F22", [F22, F23]>;
- def D12 : AFPR<24, "F24", [F24, F25]>;
- def D13 : AFPR<26, "F26", [F26, F27]>;
- def D14 : AFPR<28, "F28", [F28, F29]>;
- def D15 : AFPR<30, "F30", [F30, F31]>;
+ def D0 : AFPR< 0, "f0", [F0, F1]>;
+ def D1 : AFPR< 2, "f2", [F2, F3]>;
+ def D2 : AFPR< 4, "f4", [F4, F5]>;
+ def D3 : AFPR< 6, "f6", [F6, F7]>;
+ def D4 : AFPR< 8, "f8", [F8, F9]>;
+ def D5 : AFPR<10, "f10", [F10, F11]>;
+ def D6 : AFPR<12, "f12", [F12, F13]>;
+ def D7 : AFPR<14, "f14", [F14, F15]>;
+ def D8 : AFPR<16, "f16", [F16, F17]>;
+ def D9 : AFPR<18, "f18", [F18, F19]>;
+ def D10 : AFPR<20, "f20", [F20, F21]>;
+ def D11 : AFPR<22, "f22", [F22, F23]>;
+ def D12 : AFPR<24, "f24", [F24, F25]>;
+ def D13 : AFPR<26, "f26", [F26, F27]>;
+ def D14 : AFPR<28, "f28", [F28, F29]>;
+ def D15 : AFPR<30, "f30", [F30, F31]>;
/// Mips Double point precision FPU Registers in MFP64 mode.
- def D0_64 : AFPR64<0, "F0", [F0]>, DwarfRegNum<[32]>;
- def D1_64 : AFPR64<1, "F1", [F1]>, DwarfRegNum<[33]>;
- def D2_64 : AFPR64<2, "F2", [F2]>, DwarfRegNum<[34]>;
- def D3_64 : AFPR64<3, "F3", [F3]>, DwarfRegNum<[35]>;
- def D4_64 : AFPR64<4, "F4", [F4]>, DwarfRegNum<[36]>;
- def D5_64 : AFPR64<5, "F5", [F5]>, DwarfRegNum<[37]>;
- def D6_64 : AFPR64<6, "F6", [F6]>, DwarfRegNum<[38]>;
- def D7_64 : AFPR64<7, "F7", [F7]>, DwarfRegNum<[39]>;
- def D8_64 : AFPR64<8, "F8", [F8]>, DwarfRegNum<[40]>;
- def D9_64 : AFPR64<9, "F9", [F9]>, DwarfRegNum<[41]>;
- def D10_64 : AFPR64<10, "F10", [F10]>, DwarfRegNum<[42]>;
- def D11_64 : AFPR64<11, "F11", [F11]>, DwarfRegNum<[43]>;
- def D12_64 : AFPR64<12, "F12", [F12]>, DwarfRegNum<[44]>;
- def D13_64 : AFPR64<13, "F13", [F13]>, DwarfRegNum<[45]>;
- def D14_64 : AFPR64<14, "F14", [F14]>, DwarfRegNum<[46]>;
- def D15_64 : AFPR64<15, "F15", [F15]>, DwarfRegNum<[47]>;
- def D16_64 : AFPR64<16, "F16", [F16]>, DwarfRegNum<[48]>;
- def D17_64 : AFPR64<17, "F17", [F17]>, DwarfRegNum<[49]>;
- def D18_64 : AFPR64<18, "F18", [F18]>, DwarfRegNum<[50]>;
- def D19_64 : AFPR64<19, "F19", [F19]>, DwarfRegNum<[51]>;
- def D20_64 : AFPR64<20, "F20", [F20]>, DwarfRegNum<[52]>;
- def D21_64 : AFPR64<21, "F21", [F21]>, DwarfRegNum<[53]>;
- def D22_64 : AFPR64<22, "F22", [F22]>, DwarfRegNum<[54]>;
- def D23_64 : AFPR64<23, "F23", [F23]>, DwarfRegNum<[55]>;
- def D24_64 : AFPR64<24, "F24", [F24]>, DwarfRegNum<[56]>;
- def D25_64 : AFPR64<25, "F25", [F25]>, DwarfRegNum<[57]>;
- def D26_64 : AFPR64<26, "F26", [F26]>, DwarfRegNum<[58]>;
- def D27_64 : AFPR64<27, "F27", [F27]>, DwarfRegNum<[59]>;
- def D28_64 : AFPR64<28, "F28", [F28]>, DwarfRegNum<[60]>;
- def D29_64 : AFPR64<29, "F29", [F29]>, DwarfRegNum<[61]>;
- def D30_64 : AFPR64<30, "F30", [F30]>, DwarfRegNum<[62]>;
- def D31_64 : AFPR64<31, "F31", [F31]>, DwarfRegNum<[63]>;
+ def D0_64 : AFPR64<0, "f0", [F0]>, DwarfRegNum<[32]>;
+ def D1_64 : AFPR64<1, "f1", [F1]>, DwarfRegNum<[33]>;
+ def D2_64 : AFPR64<2, "f2", [F2]>, DwarfRegNum<[34]>;
+ def D3_64 : AFPR64<3, "f3", [F3]>, DwarfRegNum<[35]>;
+ def D4_64 : AFPR64<4, "f4", [F4]>, DwarfRegNum<[36]>;
+ def D5_64 : AFPR64<5, "f5", [F5]>, DwarfRegNum<[37]>;
+ def D6_64 : AFPR64<6, "f6", [F6]>, DwarfRegNum<[38]>;
+ def D7_64 : AFPR64<7, "f7", [F7]>, DwarfRegNum<[39]>;
+ def D8_64 : AFPR64<8, "f8", [F8]>, DwarfRegNum<[40]>;
+ def D9_64 : AFPR64<9, "f9", [F9]>, DwarfRegNum<[41]>;
+ def D10_64 : AFPR64<10, "f10", [F10]>, DwarfRegNum<[42]>;
+ def D11_64 : AFPR64<11, "f11", [F11]>, DwarfRegNum<[43]>;
+ def D12_64 : AFPR64<12, "f12", [F12]>, DwarfRegNum<[44]>;
+ def D13_64 : AFPR64<13, "f13", [F13]>, DwarfRegNum<[45]>;
+ def D14_64 : AFPR64<14, "f14", [F14]>, DwarfRegNum<[46]>;
+ def D15_64 : AFPR64<15, "f15", [F15]>, DwarfRegNum<[47]>;
+ def D16_64 : AFPR64<16, "f16", [F16]>, DwarfRegNum<[48]>;
+ def D17_64 : AFPR64<17, "f17", [F17]>, DwarfRegNum<[49]>;
+ def D18_64 : AFPR64<18, "f18", [F18]>, DwarfRegNum<[50]>;
+ def D19_64 : AFPR64<19, "f19", [F19]>, DwarfRegNum<[51]>;
+ def D20_64 : AFPR64<20, "f20", [F20]>, DwarfRegNum<[52]>;
+ def D21_64 : AFPR64<21, "f21", [F21]>, DwarfRegNum<[53]>;
+ def D22_64 : AFPR64<22, "f22", [F22]>, DwarfRegNum<[54]>;
+ def D23_64 : AFPR64<23, "f23", [F23]>, DwarfRegNum<[55]>;
+ def D24_64 : AFPR64<24, "f24", [F24]>, DwarfRegNum<[56]>;
+ def D25_64 : AFPR64<25, "f25", [F25]>, DwarfRegNum<[57]>;
+ def D26_64 : AFPR64<26, "f26", [F26]>, DwarfRegNum<[58]>;
+ def D27_64 : AFPR64<27, "f27", [F27]>, DwarfRegNum<[59]>;
+ def D28_64 : AFPR64<28, "f28", [F28]>, DwarfRegNum<[60]>;
+ def D29_64 : AFPR64<29, "f29", [F29]>, DwarfRegNum<[61]>;
+ def D30_64 : AFPR64<30, "f30", [F30]>, DwarfRegNum<[62]>;
+ def D31_64 : AFPR64<31, "f31", [F31]>, DwarfRegNum<[63]>;
// Hi/Lo registers
def HI : Register<"hi">, DwarfRegNum<[64]>;
// Status flags register
def FCR31 : Register<"31">;
+ // fcc0 register
+ def FCC0 : Register<"fcc0">;
+
// Hardware register $29
def HWR29 : Register<"29">;
def HWR29_64 : Register<"29">;
//===----------------------------------------------------------------------===//
def CPURegs : RegisterClass<"Mips", [i32], 32, (add
+ // Reserved
+ ZERO, AT,
// Return Values and Arguments
V0, V1, A0, A1, A2, A3,
// Not preserved across procedure calls
- T0, T1, T2, T3, T4, T5, T6, T7, T8, T9,
+ T0, T1, T2, T3, T4, T5, T6, T7,
// Callee save
S0, S1, S2, S3, S4, S5, S6, S7,
+ // Not preserved across procedure calls
+ T8, T9,
// Reserved
- ZERO, AT, K0, K1, GP, SP, FP, RA)>;
+ K0, K1, GP, SP, FP, RA)>;
def CPU64Regs : RegisterClass<"Mips", [i64], 64, (add
+// Reserved
+ ZERO_64, AT_64,
// Return Values and Arguments
V0_64, V1_64, A0_64, A1_64, A2_64, A3_64,
// Not preserved across procedure calls
- T0_64, T1_64, T2_64, T3_64, T4_64, T5_64, T6_64, T7_64, T8_64, T9_64,
+ T0_64, T1_64, T2_64, T3_64, T4_64, T5_64, T6_64, T7_64,
// Callee save
S0_64, S1_64, S2_64, S3_64, S4_64, S5_64, S6_64, S7_64,
+ // Not preserved across procedure calls
+ T8_64, T9_64,
// Reserved
- ZERO_64, AT_64, K0_64, K1_64, GP_64, SP_64, FP_64, RA_64)> {
- let SubRegClasses = [(CPURegs sub_32)];
-}
+ K0_64, K1_64, GP_64, SP_64, FP_64, RA_64)>;
+
+def CPU16Regs : RegisterClass<"Mips", [i32], 32, (add
+ // Return Values and Arguments
+ V0, V1, A0, A1, A2, A3,
+ // Callee save
+ S0, S1)>;
+
+def CPURAReg : RegisterClass<"Mips", [i32], 32, (add RA)>;
+
// 64bit fp:
// * FGR64 - 32 64-bit registers
def AFGR64 : RegisterClass<"Mips", [f64], 64, (add
// Return Values and Arguments
- D0, D1, D6, D7,
+ D0, D1,
+ // Not preserved across procedure calls
+ D2, D3, D4, D5,
+ // Return Values and Arguments
+ D6, D7,
// Not preserved across procedure calls
- D2, D3, D4, D5, D8, D9,
+ D8, D9,
// Callee save
- D10, D11, D12, D13, D14, D15)> {
- let SubRegClasses = [(FGR32 sub_fpeven, sub_fpodd)];
-}
+ D10, D11, D12, D13, D14, D15)>;
-def FGR64 : RegisterClass<"Mips", [f64], 64, (sequence "D%u_64", 0, 31)> {
- let SubRegClasses = [(FGR32 sub_32)];
-}
+def FGR64 : RegisterClass<"Mips", [f64], 64, (sequence "D%u_64", 0, 31)>;
// Condition Register for floating point operations
-def CCR : RegisterClass<"Mips", [i32], 32, (add FCR31)>;
+def CCR : RegisterClass<"Mips", [i32], 32, (add FCR31,FCC0)>;
// Hi/Lo Registers
def HILO : RegisterClass<"Mips", [i32], 32, (add HI, LO)>;
-def HILO64 : RegisterClass<"Mips", [i64], 64, (add HI64, LO64)> {
- let SubRegClasses = [(HILO sub_32)];
-}
+def HILO64 : RegisterClass<"Mips", [i64], 64, (add HI64, LO64)>;
// Hardware registers
def HWRegs : RegisterClass<"Mips", [i32], 32, (add HWR29)>;