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Added support for FP Registers

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llvm-svn: 52079
This commit is contained in:
Bruno Cardoso Lopes 2008-06-07 21:32:41 +00:00
parent 1baeae61b2
commit b0cb678a47
1 changed files with 153 additions and 31 deletions
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184
lib/Target/Mips/MipsRegisterInfo.td
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@ -17,6 +17,10 @@ class MipsReg<string n> : Register<n> {
let Namespace = "Mips";
}
//===----------------------------------------------------------------------===//
// General Purpose Registers
//===----------------------------------------------------------------------===//
// Mips CPU Registers
class MipsGPRReg<bits<5> num, string n> : MipsReg<n> {
let Num = num;
@ -24,37 +28,37 @@ class MipsGPRReg<bits<5> num, string n> : MipsReg<n> {
// CPU GPR Registers
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<[5]>;
def A1 : MipsGPRReg< 5, "5">, DwarfRegNum<[5]>;
def A2 : MipsGPRReg< 6, "6">, DwarfRegNum<[6]>;
def A3 : MipsGPRReg< 7, "7">, DwarfRegNum<[7]>;
def T0 : MipsGPRReg< 8, "8">, DwarfRegNum<[8]>;
def T1 : MipsGPRReg< 9, "9">, DwarfRegNum<[9]>;
def T2 : MipsGPRReg< 10, "10">, DwarfRegNum<[10]>;
def T3 : MipsGPRReg< 11, "11">, DwarfRegNum<[11]>;
def T4 : MipsGPRReg< 12, "12">, DwarfRegNum<[12]>;
def T5 : MipsGPRReg< 13, "13">, DwarfRegNum<[13]>;
def T6 : MipsGPRReg< 14, "14">, DwarfRegNum<[14]>;
def T7 : MipsGPRReg< 15, "15">, DwarfRegNum<[15]>;
def S0 : MipsGPRReg< 16, "16">, DwarfRegNum<[16]>;
def S1 : MipsGPRReg< 17, "17">, DwarfRegNum<[17]>;
def S2 : MipsGPRReg< 18, "18">, DwarfRegNum<[18]>;
def S3 : MipsGPRReg< 19, "19">, DwarfRegNum<[19]>;
def S4 : MipsGPRReg< 20, "20">, DwarfRegNum<[20]>;
def S5 : MipsGPRReg< 21, "21">, DwarfRegNum<[21]>;
def S6 : MipsGPRReg< 22, "22">, DwarfRegNum<[22]>;
def S7 : MipsGPRReg< 23, "23">, DwarfRegNum<[23]>;
def T8 : MipsGPRReg< 24, "24">, DwarfRegNum<[24]>;
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 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<[5]>;
def A1 : MipsGPRReg< 5, "5">, DwarfRegNum<[5]>;
def A2 : MipsGPRReg< 6, "6">, DwarfRegNum<[6]>;
def A3 : MipsGPRReg< 7, "7">, DwarfRegNum<[7]>;
def T0 : MipsGPRReg< 8, "8">, DwarfRegNum<[8]>;
def T1 : MipsGPRReg< 9, "9">, DwarfRegNum<[9]>;
def T2 : MipsGPRReg< 10, "10">, DwarfRegNum<[10]>;
def T3 : MipsGPRReg< 11, "11">, DwarfRegNum<[11]>;
def T4 : MipsGPRReg< 12, "12">, DwarfRegNum<[12]>;
def T5 : MipsGPRReg< 13, "13">, DwarfRegNum<[13]>;
def T6 : MipsGPRReg< 14, "14">, DwarfRegNum<[14]>;
def T7 : MipsGPRReg< 15, "15">, DwarfRegNum<[15]>;
def S0 : MipsGPRReg< 16, "16">, DwarfRegNum<[16]>;
def S1 : MipsGPRReg< 17, "17">, DwarfRegNum<[17]>;
def S2 : MipsGPRReg< 18, "18">, DwarfRegNum<[18]>;
def S3 : MipsGPRReg< 19, "19">, DwarfRegNum<[19]>;
def S4 : MipsGPRReg< 20, "20">, DwarfRegNum<[20]>;
def S5 : MipsGPRReg< 21, "21">, DwarfRegNum<[21]>;
def S6 : MipsGPRReg< 22, "22">, DwarfRegNum<[22]>;
def S7 : MipsGPRReg< 23, "23">, DwarfRegNum<[23]>;
def T8 : MipsGPRReg< 24, "24">, DwarfRegNum<[24]>;
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]>;
// CPU Registers Class
def CPURegs : RegisterClass<"Mips", [i32], 32,
@ -78,3 +82,121 @@ def CPURegs : RegisterClass<"Mips", [i32], 32,
}
}];
}
//===----------------------------------------------------------------------===//
// Floating Point Unit Registers (Single Precision)
//===----------------------------------------------------------------------===//
/// Mips Single point precision FPU Register Format
class MipsFPUReg<bits<5> num, string n> : MipsReg<n> {
let Num = num;
}
/// Mips Single point precision FPU Registers
def F0 : MipsFPUReg< 0, "F0">, DwarfRegNum<[32]>;
def F1 : MipsFPUReg< 1, "F1">, DwarfRegNum<[33]>;
def F2 : MipsFPUReg< 2, "F2">, DwarfRegNum<[34]>;
def F3 : MipsFPUReg< 3, "F3">, DwarfRegNum<[35]>;
def F4 : MipsFPUReg< 4, "F4">, DwarfRegNum<[36]>;
def F5 : MipsFPUReg< 5, "F5">, DwarfRegNum<[37]>;
def F6 : MipsFPUReg< 6, "F6">, DwarfRegNum<[38]>;
def F7 : MipsFPUReg< 7, "F7">, DwarfRegNum<[39]>;
def F8 : MipsFPUReg< 8, "F8">, DwarfRegNum<[40]>;
def F9 : MipsFPUReg< 9, "F9">, DwarfRegNum<[41]>;
def F10 : MipsFPUReg<10, "F10">, DwarfRegNum<[42]>;
def F11 : MipsFPUReg<11, "F11">, DwarfRegNum<[43]>;
def F12 : MipsFPUReg<12, "F12">, DwarfRegNum<[44]>;
def F13 : MipsFPUReg<13, "F13">, DwarfRegNum<[45]>;
def F14 : MipsFPUReg<14, "F14">, DwarfRegNum<[46]>;
def F15 : MipsFPUReg<15, "F15">, DwarfRegNum<[47]>;
def F16 : MipsFPUReg<16, "F16">, DwarfRegNum<[48]>;
def F17 : MipsFPUReg<17, "F17">, DwarfRegNum<[49]>;
def F18 : MipsFPUReg<18, "F18">, DwarfRegNum<[50]>;
def F19 : MipsFPUReg<19, "F19">, DwarfRegNum<[51]>;
def F20 : MipsFPUReg<20, "F20">, DwarfRegNum<[52]>;
def F21 : MipsFPUReg<21, "F21">, DwarfRegNum<[53]>;
def F22 : MipsFPUReg<22, "F22">, DwarfRegNum<[54]>;
def F23 : MipsFPUReg<23, "F23">, DwarfRegNum<[55]>;
def F24 : MipsFPUReg<24, "F24">, DwarfRegNum<[56]>;
def F25 : MipsFPUReg<25, "F25">, DwarfRegNum<[57]>;
def F26 : MipsFPUReg<26, "F26">, DwarfRegNum<[58]>;
def F27 : MipsFPUReg<27, "F27">, DwarfRegNum<[59]>;
def F28 : MipsFPUReg<28, "F28">, DwarfRegNum<[60]>;
def F29 : MipsFPUReg<29, "F29">, DwarfRegNum<[61]>;
def F30 : MipsFPUReg<30, "F30">, DwarfRegNum<[62]>;
def F31 : MipsFPUReg<31, "F31">, DwarfRegNum<[63]>;
/// FPU Single Point Precision Registers Class
def FPUDRegs : RegisterClass<"Mips", [f32], 32,
// Return Values and Arguments
[F0, F1, F2, F3, F12, F13, F14, F15,
// Not preserved across procedure calls
F4, F5, F6, F7, F8, F9, F10, F11, F16, F17, F18, F19,
// Callee save
F20, F21, F22, F23, F24, F25, F26, F27, F28, F29, F30,
// Reserved
F31]>
{
let MethodProtos = [{
iterator allocation_order_end(const MachineFunction &MF) const;
}];
let MethodBodies = [{
FPUDRegsClass::iterator
FPUDRegsClass::allocation_order_end(const MachineFunction &MF) const {
// The last register on the list above is reserved
return end()-1;
}
}];
}
//===----------------------------------------------------------------------===//
// Floating Point Unit Registers (Double Precision)
//===----------------------------------------------------------------------===//
/// Mips Double point precision FPU Register Format
class MipsFPUDReg<bits<5> num, string n, list<Register> aliases> : MipsReg<n> {
let Num = num;
let Aliases = aliases;
}
/// Mips Double point precision FPU Registers (aliased
/// with the single precision to hold 64 bit values)
def D0 : MipsFPUDReg< 0, "F0", [F0, F1]>, DwarfRegNum<[32]>;
def D1 : MipsFPUDReg< 2, "F2", [F2, F3]>, DwarfRegNum<[34]>;
def D2 : MipsFPUDReg< 4, "F4", [F4, F5]>, DwarfRegNum<[36]>;
def D3 : MipsFPUDReg< 6, "F6", [F6, F7]>, DwarfRegNum<[38]>;
def D4 : MipsFPUDReg< 8, "F8", [F8, F9]>, DwarfRegNum<[40]>;
def D5 : MipsFPUDReg<10, "F10", [F10, F11]>, DwarfRegNum<[42]>;
def D6 : MipsFPUDReg<12, "F12", [F12, F13]>, DwarfRegNum<[44]>;
def D7 : MipsFPUDReg<14, "F14", [F14, F15]>, DwarfRegNum<[46]>;
def D8 : MipsFPUDReg<16, "F16", [F16, F17]>, DwarfRegNum<[48]>;
def D9 : MipsFPUDReg<18, "F18", [F18, F19]>, DwarfRegNum<[50]>;
def D10 : MipsFPUDReg<20, "F20", [F20, F21]>, DwarfRegNum<[52]>;
def D11 : MipsFPUDReg<22, "F22", [F22, F23]>, DwarfRegNum<[54]>;
def D12 : MipsFPUDReg<24, "F24", [F24, F25]>, DwarfRegNum<[56]>;
def D13 : MipsFPUDReg<26, "F26", [F26, F27]>, DwarfRegNum<[58]>;
def D14 : MipsFPUDReg<28, "F28", [F28, F29]>, DwarfRegNum<[60]>;
def D15 : MipsFPUDReg<30, "F30", [F30, F31]>, DwarfRegNum<[62]>;
/// FPU Single Point Precision Registers Class
def FPURegs : RegisterClass<"Mips", [f32], 32,
// Return Values and Arguments
[D0, D1, D6, D7,
// Not preserved across procedure calls
D2, D3, D4, D5, D8, D9,
// Callee save
D10, D11, D12, D13, D14,
// Reserved
D15]>
{
let MethodProtos = [{
iterator allocation_order_end(const MachineFunction &MF) const;
}];
let MethodBodies = [{
FPURegsClass::iterator
FPURegsClass::allocation_order_end(const MachineFunction &MF) const {
// The last register on the list above is reserved
return end()-1;
}
}];
}