//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// because the register file generator is smart enough to figure out that
// AL aliases AX if we tell it that AX aliased AL (for example).
- // Dwarf numbering is different for 32-bit and 64-bit, and there are
- // variations by target as well. The numbers here are for 64-bit.
- // They are altered by X86RegisterInfo::getDwarfRegNum at runtime. Note
- // that we can't assign the same number here to different registers, as
- // getDwarfRegNum has only the number here to work with.
+ // Dwarf numbering is different for 32-bit and 64-bit, and there are
+ // variations by target as well. Currently the first entry is for X86-64,
+ // second - for EH on X86-32/Darwin and third is 'generic' one (X86-32/Linux
+ // and debug information on X86-32/Darwin)
// 8-bit registers
// Low registers
- def AL : Register<"AL">, DwarfRegNum<0>;
- def DL : Register<"DL">, DwarfRegNum<1>;
- def CL : Register<"CL">, DwarfRegNum<2>;
- def BL : Register<"BL">, DwarfRegNum<3>;
+ def AL : Register<"al">, DwarfRegNum<[0, 0, 0]>;
+ def DL : Register<"dl">, DwarfRegNum<[1, 2, 2]>;
+ def CL : Register<"cl">, DwarfRegNum<[2, 1, 1]>;
+ def BL : Register<"bl">, DwarfRegNum<[3, 3, 3]>;
// X86-64 only
- def SIL : Register<"SIL">, DwarfRegNum<4>;
- def DIL : Register<"DIL">, DwarfRegNum<5>;
- def BPL : Register<"BPL">, DwarfRegNum<6>;
- def SPL : Register<"SPL">, DwarfRegNum<7>;
- def R8B : Register<"R8B">, DwarfRegNum<8>;
- def R9B : Register<"R9B">, DwarfRegNum<9>;
- def R10B : Register<"R10B">, DwarfRegNum<10>;
- def R11B : Register<"R11B">, DwarfRegNum<11>;
- def R12B : Register<"R12B">, DwarfRegNum<12>;
- def R13B : Register<"R13B">, DwarfRegNum<13>;
- def R14B : Register<"R14B">, DwarfRegNum<14>;
- def R15B : Register<"R15B">, DwarfRegNum<15>;
+ def SIL : Register<"sil">, DwarfRegNum<[4, 6, 6]>;
+ def DIL : Register<"dil">, DwarfRegNum<[5, 7, 7]>;
+ def BPL : Register<"bpl">, DwarfRegNum<[6, 4, 5]>;
+ def SPL : Register<"spl">, DwarfRegNum<[7, 5, 4]>;
+ def R8B : Register<"r8b">, DwarfRegNum<[8, -2, -2]>;
+ def R9B : Register<"r9b">, DwarfRegNum<[9, -2, -2]>;
+ def R10B : Register<"r10b">, DwarfRegNum<[10, -2, -2]>;
+ def R11B : Register<"r11b">, DwarfRegNum<[11, -2, -2]>;
+ def R12B : Register<"r12b">, DwarfRegNum<[12, -2, -2]>;
+ def R13B : Register<"r13b">, DwarfRegNum<[13, -2, -2]>;
+ def R14B : Register<"r14b">, DwarfRegNum<[14, -2, -2]>;
+ def R15B : Register<"r15b">, DwarfRegNum<[15, -2, -2]>;
// High registers X86-32 only
- def AH : Register<"AH">, DwarfRegNum<0>;
- def DH : Register<"DH">, DwarfRegNum<1>;
- def CH : Register<"CH">, DwarfRegNum<2>;
- def BH : Register<"BH">, DwarfRegNum<3>;
+ def AH : Register<"ah">, DwarfRegNum<[0, 0, 0]>;
+ def DH : Register<"dh">, DwarfRegNum<[1, 2, 2]>;
+ def CH : Register<"ch">, DwarfRegNum<[2, 1, 1]>;
+ def BH : Register<"bh">, DwarfRegNum<[3, 3, 3]>;
// 16-bit registers
- def AX : RegisterWithSubRegs<"AX", [AH,AL]>, DwarfRegNum<0>;
- def DX : RegisterWithSubRegs<"DX", [DH,DL]>, DwarfRegNum<1>;
- def CX : RegisterWithSubRegs<"CX", [CH,CL]>, DwarfRegNum<2>;
- def BX : RegisterWithSubRegs<"BX", [BH,BL]>, DwarfRegNum<3>;
- def SI : RegisterWithSubRegs<"SI", [SIL]>, DwarfRegNum<4>;
- def DI : RegisterWithSubRegs<"DI", [DIL]>, DwarfRegNum<5>;
- def BP : RegisterWithSubRegs<"BP", [BPL]>, DwarfRegNum<6>;
- def SP : RegisterWithSubRegs<"SP", [SPL]>, DwarfRegNum<7>;
- def IP : Register<"IP">, DwarfRegNum<16>;
+ def AX : RegisterWithSubRegs<"ax", [AH,AL]>, DwarfRegNum<[0, 0, 0]>;
+ def DX : RegisterWithSubRegs<"dx", [DH,DL]>, DwarfRegNum<[1, 2, 2]>;
+ def CX : RegisterWithSubRegs<"cx", [CH,CL]>, DwarfRegNum<[2, 1, 1]>;
+ def BX : RegisterWithSubRegs<"bx", [BH,BL]>, DwarfRegNum<[3, 3, 3]>;
+ def SI : RegisterWithSubRegs<"si", [SIL]>, DwarfRegNum<[4, 6, 6]>;
+ def DI : RegisterWithSubRegs<"di", [DIL]>, DwarfRegNum<[5, 7, 7]>;
+ def BP : RegisterWithSubRegs<"bp", [BPL]>, DwarfRegNum<[6, 4, 5]>;
+ def SP : RegisterWithSubRegs<"sp", [SPL]>, DwarfRegNum<[7, 5, 4]>;
+ def IP : Register<"ip">, DwarfRegNum<[16]>;
// X86-64 only
- def R8W : RegisterWithSubRegs<"R8W", [R8B]>, DwarfRegNum<8>;
- def R9W : RegisterWithSubRegs<"R9W", [R9B]>, DwarfRegNum<9>;
- def R10W : RegisterWithSubRegs<"R10W", [R10B]>, DwarfRegNum<10>;
- def R11W : RegisterWithSubRegs<"R11W", [R11B]>, DwarfRegNum<11>;
- def R12W : RegisterWithSubRegs<"R12W", [R12B]>, DwarfRegNum<12>;
- def R13W : RegisterWithSubRegs<"R13W", [R13B]>, DwarfRegNum<13>;
- def R14W : RegisterWithSubRegs<"R14W", [R14B]>, DwarfRegNum<14>;
- def R15W : RegisterWithSubRegs<"R15W", [R15B]>, DwarfRegNum<15>;
+ def R8W : RegisterWithSubRegs<"r8w", [R8B]>, DwarfRegNum<[8, -2, -2]>;
+ def R9W : RegisterWithSubRegs<"r9w", [R9B]>, DwarfRegNum<[9, -2, -2]>;
+ def R10W : RegisterWithSubRegs<"r10w", [R10B]>, DwarfRegNum<[10, -2, -2]>;
+ def R11W : RegisterWithSubRegs<"r11w", [R11B]>, DwarfRegNum<[11, -2, -2]>;
+ def R12W : RegisterWithSubRegs<"r12w", [R12B]>, DwarfRegNum<[12, -2, -2]>;
+ def R13W : RegisterWithSubRegs<"r13w", [R13B]>, DwarfRegNum<[13, -2, -2]>;
+ def R14W : RegisterWithSubRegs<"r14w", [R14B]>, DwarfRegNum<[14, -2, -2]>;
+ def R15W : RegisterWithSubRegs<"r15w", [R15B]>, DwarfRegNum<[15, -2, -2]>;
// 32-bit registers
- def EAX : RegisterWithSubRegs<"EAX", [AX]>, DwarfRegNum<0>;
- def EDX : RegisterWithSubRegs<"EDX", [DX]>, DwarfRegNum<1>;
- def ECX : RegisterWithSubRegs<"ECX", [CX]>, DwarfRegNum<2>;
- def EBX : RegisterWithSubRegs<"EBX", [BX]>, DwarfRegNum<3>;
- def ESI : RegisterWithSubRegs<"ESI", [SI]>, DwarfRegNum<4>;
- def EDI : RegisterWithSubRegs<"EDI", [DI]>, DwarfRegNum<5>;
- def EBP : RegisterWithSubRegs<"EBP", [BP]>, DwarfRegNum<6>;
- def ESP : RegisterWithSubRegs<"ESP", [SP]>, DwarfRegNum<7>;
- def EIP : RegisterWithSubRegs<"EIP", [IP]>, DwarfRegNum<16>;
+ def EAX : RegisterWithSubRegs<"eax", [AX]>, DwarfRegNum<[0, 0, 0]>;
+ def EDX : RegisterWithSubRegs<"edx", [DX]>, DwarfRegNum<[1, 2, 2]>;
+ def ECX : RegisterWithSubRegs<"ecx", [CX]>, DwarfRegNum<[2, 1, 1]>;
+ def EBX : RegisterWithSubRegs<"ebx", [BX]>, DwarfRegNum<[3, 3, 3]>;
+ def ESI : RegisterWithSubRegs<"esi", [SI]>, DwarfRegNum<[4, 6, 6]>;
+ def EDI : RegisterWithSubRegs<"edi", [DI]>, DwarfRegNum<[5, 7, 7]>;
+ def EBP : RegisterWithSubRegs<"ebp", [BP]>, DwarfRegNum<[6, 4, 5]>;
+ def ESP : RegisterWithSubRegs<"esp", [SP]>, DwarfRegNum<[7, 5, 4]>;
+ def EIP : RegisterWithSubRegs<"eip", [IP]>, DwarfRegNum<[16, 8, 8]>;
// X86-64 only
- def R8D : RegisterWithSubRegs<"R8D", [R8W]>, DwarfRegNum<8>;
- def R9D : RegisterWithSubRegs<"R9D", [R9W]>, DwarfRegNum<9>;
- def R10D : RegisterWithSubRegs<"R10D", [R10W]>, DwarfRegNum<10>;
- def R11D : RegisterWithSubRegs<"R11D", [R11W]>, DwarfRegNum<11>;
- def R12D : RegisterWithSubRegs<"R12D", [R12W]>, DwarfRegNum<12>;
- def R13D : RegisterWithSubRegs<"R13D", [R13W]>, DwarfRegNum<13>;
- def R14D : RegisterWithSubRegs<"R14D", [R14W]>, DwarfRegNum<14>;
- def R15D : RegisterWithSubRegs<"R15D", [R15W]>, DwarfRegNum<15>;
+ def R8D : RegisterWithSubRegs<"r8d", [R8W]>, DwarfRegNum<[8, -2, -2]>;
+ def R9D : RegisterWithSubRegs<"r9d", [R9W]>, DwarfRegNum<[9, -2, -2]>;
+ def R10D : RegisterWithSubRegs<"r10d", [R10W]>, DwarfRegNum<[10, -2, -2]>;
+ def R11D : RegisterWithSubRegs<"r11d", [R11W]>, DwarfRegNum<[11, -2, -2]>;
+ def R12D : RegisterWithSubRegs<"r12d", [R12W]>, DwarfRegNum<[12, -2, -2]>;
+ def R13D : RegisterWithSubRegs<"r13d", [R13W]>, DwarfRegNum<[13, -2, -2]>;
+ def R14D : RegisterWithSubRegs<"r14d", [R14W]>, DwarfRegNum<[14, -2, -2]>;
+ def R15D : RegisterWithSubRegs<"r15d", [R15W]>, DwarfRegNum<[15, -2, -2]>;
// 64-bit registers, X86-64 only
- def RAX : RegisterWithSubRegs<"RAX", [EAX]>, DwarfRegNum<0>;
- def RDX : RegisterWithSubRegs<"RDX", [EDX]>, DwarfRegNum<1>;
- def RCX : RegisterWithSubRegs<"RCX", [ECX]>, DwarfRegNum<2>;
- def RBX : RegisterWithSubRegs<"RBX", [EBX]>, DwarfRegNum<3>;
- def RSI : RegisterWithSubRegs<"RSI", [ESI]>, DwarfRegNum<4>;
- def RDI : RegisterWithSubRegs<"RDI", [EDI]>, DwarfRegNum<5>;
- def RBP : RegisterWithSubRegs<"RBP", [EBP]>, DwarfRegNum<6>;
- def RSP : RegisterWithSubRegs<"RSP", [ESP]>, DwarfRegNum<7>;
-
- def R8 : RegisterWithSubRegs<"R8", [R8D]>, DwarfRegNum<8>;
- def R9 : RegisterWithSubRegs<"R9", [R9D]>, DwarfRegNum<9>;
- def R10 : RegisterWithSubRegs<"R10", [R10D]>, DwarfRegNum<10>;
- def R11 : RegisterWithSubRegs<"R11", [R11D]>, DwarfRegNum<11>;
- def R12 : RegisterWithSubRegs<"R12", [R12D]>, DwarfRegNum<12>;
- def R13 : RegisterWithSubRegs<"R13", [R13D]>, DwarfRegNum<13>;
- def R14 : RegisterWithSubRegs<"R14", [R14D]>, DwarfRegNum<14>;
- def R15 : RegisterWithSubRegs<"R15", [R15D]>, DwarfRegNum<15>;
- def RIP : RegisterWithSubRegs<"RIP", [EIP]>, DwarfRegNum<16>;
+ def RAX : RegisterWithSubRegs<"rax", [EAX]>, DwarfRegNum<[0, -2, -2]>;
+ def RDX : RegisterWithSubRegs<"rdx", [EDX]>, DwarfRegNum<[1, -2, -2]>;
+ def RCX : RegisterWithSubRegs<"rcx", [ECX]>, DwarfRegNum<[2, -2, -2]>;
+ def RBX : RegisterWithSubRegs<"rbx", [EBX]>, DwarfRegNum<[3, -2, -2]>;
+ def RSI : RegisterWithSubRegs<"rsi", [ESI]>, DwarfRegNum<[4, -2, -2]>;
+ def RDI : RegisterWithSubRegs<"rdi", [EDI]>, DwarfRegNum<[5, -2, -2]>;
+ def RBP : RegisterWithSubRegs<"rbp", [EBP]>, DwarfRegNum<[6, -2, -2]>;
+ def RSP : RegisterWithSubRegs<"rsp", [ESP]>, DwarfRegNum<[7, -2, -2]>;
+
+ def R8 : RegisterWithSubRegs<"r8", [R8D]>, DwarfRegNum<[8, -2, -2]>;
+ def R9 : RegisterWithSubRegs<"r9", [R9D]>, DwarfRegNum<[9, -2, -2]>;
+ def R10 : RegisterWithSubRegs<"r10", [R10D]>, DwarfRegNum<[10, -2, -2]>;
+ def R11 : RegisterWithSubRegs<"r11", [R11D]>, DwarfRegNum<[11, -2, -2]>;
+ def R12 : RegisterWithSubRegs<"r12", [R12D]>, DwarfRegNum<[12, -2, -2]>;
+ def R13 : RegisterWithSubRegs<"r13", [R13D]>, DwarfRegNum<[13, -2, -2]>;
+ def R14 : RegisterWithSubRegs<"r14", [R14D]>, DwarfRegNum<[14, -2, -2]>;
+ def R15 : RegisterWithSubRegs<"r15", [R15D]>, DwarfRegNum<[15, -2, -2]>;
+ def RIP : RegisterWithSubRegs<"rip", [EIP]>, DwarfRegNum<[16, -2, -2]>;
// MMX Registers. These are actually aliased to ST0 .. ST7
- def MM0 : Register<"MM0">, DwarfRegNum<41>;
- def MM1 : Register<"MM1">, DwarfRegNum<42>;
- def MM2 : Register<"MM2">, DwarfRegNum<43>;
- def MM3 : Register<"MM3">, DwarfRegNum<44>;
- def MM4 : Register<"MM4">, DwarfRegNum<45>;
- def MM5 : Register<"MM5">, DwarfRegNum<46>;
- def MM6 : Register<"MM6">, DwarfRegNum<47>;
- def MM7 : Register<"MM7">, DwarfRegNum<48>;
+ def MM0 : Register<"mm0">, DwarfRegNum<[41, 29, 29]>;
+ def MM1 : Register<"mm1">, DwarfRegNum<[42, 30, 30]>;
+ def MM2 : Register<"mm2">, DwarfRegNum<[43, 31, 31]>;
+ def MM3 : Register<"mm3">, DwarfRegNum<[44, 32, 32]>;
+ def MM4 : Register<"mm4">, DwarfRegNum<[45, 33, 33]>;
+ def MM5 : Register<"mm5">, DwarfRegNum<[46, 34, 34]>;
+ def MM6 : Register<"mm6">, DwarfRegNum<[47, 35, 35]>;
+ def MM7 : Register<"mm7">, DwarfRegNum<[48, 36, 36]>;
// Pseudo Floating Point registers
- def FP0 : Register<"FP0">, DwarfRegNum<-1>;
- def FP1 : Register<"FP1">, DwarfRegNum<-1>;
- def FP2 : Register<"FP2">, DwarfRegNum<-1>;
- def FP3 : Register<"FP3">, DwarfRegNum<-1>;
- def FP4 : Register<"FP4">, DwarfRegNum<-1>;
- def FP5 : Register<"FP5">, DwarfRegNum<-1>;
- def FP6 : Register<"FP6">, DwarfRegNum<-1>;
+ def FP0 : Register<"fp0">;
+ def FP1 : Register<"fp1">;
+ def FP2 : Register<"fp2">;
+ def FP3 : Register<"fp3">;
+ def FP4 : Register<"fp4">;
+ def FP5 : Register<"fp5">;
+ def FP6 : Register<"fp6">;
// XMM Registers, used by the various SSE instruction set extensions
- def XMM0: Register<"XMM0">, DwarfRegNum<17>;
- def XMM1: Register<"XMM1">, DwarfRegNum<18>;
- def XMM2: Register<"XMM2">, DwarfRegNum<19>;
- def XMM3: Register<"XMM3">, DwarfRegNum<20>;
- def XMM4: Register<"XMM4">, DwarfRegNum<21>;
- def XMM5: Register<"XMM5">, DwarfRegNum<22>;
- def XMM6: Register<"XMM6">, DwarfRegNum<23>;
- def XMM7: Register<"XMM7">, DwarfRegNum<24>;
+ def XMM0: Register<"xmm0">, DwarfRegNum<[17, 21, 21]>;
+ def XMM1: Register<"xmm1">, DwarfRegNum<[18, 22, 22]>;
+ def XMM2: Register<"xmm2">, DwarfRegNum<[19, 23, 23]>;
+ def XMM3: Register<"xmm3">, DwarfRegNum<[20, 24, 24]>;
+ def XMM4: Register<"xmm4">, DwarfRegNum<[21, 25, 25]>;
+ def XMM5: Register<"xmm5">, DwarfRegNum<[22, 26, 26]>;
+ def XMM6: Register<"xmm6">, DwarfRegNum<[23, 27, 27]>;
+ def XMM7: Register<"xmm7">, DwarfRegNum<[24, 28, 28]>;
// X86-64 only
- def XMM8: Register<"XMM8">, DwarfRegNum<25>;
- def XMM9: Register<"XMM9">, DwarfRegNum<26>;
- def XMM10: Register<"XMM10">, DwarfRegNum<27>;
- def XMM11: Register<"XMM11">, DwarfRegNum<28>;
- def XMM12: Register<"XMM12">, DwarfRegNum<29>;
- def XMM13: Register<"XMM13">, DwarfRegNum<30>;
- def XMM14: Register<"XMM14">, DwarfRegNum<31>;
- def XMM15: Register<"XMM15">, DwarfRegNum<32>;
+ def XMM8: Register<"xmm8">, DwarfRegNum<[25, -2, -2]>;
+ def XMM9: Register<"xmm9">, DwarfRegNum<[26, -2, -2]>;
+ def XMM10: Register<"xmm10">, DwarfRegNum<[27, -2, -2]>;
+ def XMM11: Register<"xmm11">, DwarfRegNum<[28, -2, -2]>;
+ def XMM12: Register<"xmm12">, DwarfRegNum<[29, -2, -2]>;
+ def XMM13: Register<"xmm13">, DwarfRegNum<[30, -2, -2]>;
+ def XMM14: Register<"xmm14">, DwarfRegNum<[31, -2, -2]>;
+ def XMM15: Register<"xmm15">, DwarfRegNum<[32, -2, -2]>;
// Floating point stack registers
- def ST0 : Register<"ST(0)">, DwarfRegNum<33>;
- def ST1 : Register<"ST(1)">, DwarfRegNum<34>;
- def ST2 : Register<"ST(2)">, DwarfRegNum<35>;
- def ST3 : Register<"ST(3)">, DwarfRegNum<36>;
- def ST4 : Register<"ST(4)">, DwarfRegNum<37>;
- def ST5 : Register<"ST(5)">, DwarfRegNum<38>;
- def ST6 : Register<"ST(6)">, DwarfRegNum<39>;
- def ST7 : Register<"ST(7)">, DwarfRegNum<40>;
+ def ST0 : Register<"st(0)">, DwarfRegNum<[33, 12, 11]>;
+ def ST1 : Register<"st(1)">, DwarfRegNum<[34, 13, 12]>;
+ def ST2 : Register<"st(2)">, DwarfRegNum<[35, 14, 13]>;
+ def ST3 : Register<"st(3)">, DwarfRegNum<[36, 15, 14]>;
+ def ST4 : Register<"st(4)">, DwarfRegNum<[37, 16, 15]>;
+ def ST5 : Register<"st(5)">, DwarfRegNum<[38, 17, 16]>;
+ def ST6 : Register<"st(6)">, DwarfRegNum<[39, 18, 17]>;
+ def ST7 : Register<"st(7)">, DwarfRegNum<[40, 19, 18]>;
// Status flags register
- def EFLAGS : Register<"EFLAGS">;
+ def EFLAGS : Register<"eflags">;
}
// sub registers for each register.
//
+def x86_subreg_8bit : PatLeaf<(i32 1)>;
+def x86_subreg_16bit : PatLeaf<(i32 2)>;
+def x86_subreg_32bit : PatLeaf<(i32 3)>;
+
def : SubRegSet<1, [AX, CX, DX, BX, SP, BP, SI, DI,
R8W, R9W, R10W, R11W, R12W, R13W, R14W, R15W],
[AL, CL, DL, BL, SPL, BPL, SIL, DIL,
// Does the function dedicate RBP / EBP to being a frame ptr?
// If so, don't allocate SPL or BPL.
static const unsigned X86_GR8_AO_64_fp[] =
- {X86::AL, X86::CL, X86::DL, X86::SIL, X86::DIL,
- X86::R8B, X86::R9B, X86::R10B, X86::R11B,
- X86::BL, X86::R14B, X86::R15B, X86::R12B, X86::R13B};
+ {X86::AL, X86::CL, X86::DL, X86::SIL, X86::DIL,
+ X86::R8B, X86::R9B, X86::R10B, X86::R11B,
+ X86::BL, X86::R12B, X86::R13B, X86::R14B, X86::R15B};
// If not, just don't allocate SPL.
static const unsigned X86_GR8_AO_64[] =
- {X86::AL, X86::CL, X86::DL, X86::SIL, X86::DIL,
- X86::R8B, X86::R9B, X86::R10B, X86::R11B,
- X86::BL, X86::R14B, X86::R15B, X86::R12B, X86::R13B, X86::BPL};
+ {X86::AL, X86::CL, X86::DL, X86::SIL, X86::DIL,
+ X86::R8B, X86::R9B, X86::R10B, X86::R11B,
+ X86::BL, X86::R12B, X86::R13B, X86::R14B, X86::R15B, X86::BPL};
// In 32-mode, none of the 8-bit registers aliases EBP or ESP.
static const unsigned X86_GR8_AO_32[] =
{X86::AL, X86::CL, X86::DL, X86::AH, X86::CH, X86::DH, X86::BL, X86::BH};
GR8Class::iterator
GR8Class::allocation_order_begin(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (!Subtarget.is64Bit())
return X86_GR8_AO_32;
GR8Class::iterator
GR8Class::allocation_order_end(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (!Subtarget.is64Bit())
return X86_GR8_AO_32 + (sizeof(X86_GR8_AO_32) / sizeof(unsigned));
// Does the function dedicate RBP / EBP to being a frame ptr?
// If so, don't allocate SP or BP.
static const unsigned X86_GR16_AO_64_fp[] =
- {X86::AX, X86::CX, X86::DX, X86::SI, X86::DI,
- X86::R8W, X86::R9W, X86::R10W, X86::R11W,
- X86::BX, X86::R14W, X86::R15W, X86::R12W, X86::R13W};
+ {X86::AX, X86::CX, X86::DX, X86::SI, X86::DI,
+ X86::R8W, X86::R9W, X86::R10W, X86::R11W,
+ X86::BX, X86::R12W, X86::R13W, X86::R14W, X86::R15W};
static const unsigned X86_GR16_AO_32_fp[] =
{X86::AX, X86::CX, X86::DX, X86::SI, X86::DI, X86::BX};
// If not, just don't allocate SPL.
static const unsigned X86_GR16_AO_64[] =
- {X86::AX, X86::CX, X86::DX, X86::SI, X86::DI,
- X86::R8W, X86::R9W, X86::R10W, X86::R11W,
- X86::BX, X86::R14W, X86::R15W, X86::R12W, X86::R13W, X86::BP};
+ {X86::AX, X86::CX, X86::DX, X86::SI, X86::DI,
+ X86::R8W, X86::R9W, X86::R10W, X86::R11W,
+ X86::BX, X86::R12W, X86::R13W, X86::R14W, X86::R15W, X86::BP};
static const unsigned X86_GR16_AO_32[] =
{X86::AX, X86::CX, X86::DX, X86::SI, X86::DI, X86::BX, X86::BP};
GR16Class::iterator
GR16Class::allocation_order_begin(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (Subtarget.is64Bit()) {
if (RI->hasFP(MF))
GR16Class::iterator
GR16Class::allocation_order_end(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (Subtarget.is64Bit()) {
if (RI->hasFP(MF))
// Does the function dedicate RBP / EBP to being a frame ptr?
// If so, don't allocate ESP or EBP.
static const unsigned X86_GR32_AO_64_fp[] =
- {X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI,
- X86::R8D, X86::R9D, X86::R10D, X86::R11D,
- X86::EBX, X86::R14D, X86::R15D, X86::R12D, X86::R13D};
+ {X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI,
+ X86::R8D, X86::R9D, X86::R10D, X86::R11D,
+ X86::EBX, X86::R12D, X86::R13D, X86::R14D, X86::R15D};
static const unsigned X86_GR32_AO_32_fp[] =
{X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI, X86::EBX};
// If not, just don't allocate SPL.
static const unsigned X86_GR32_AO_64[] =
- {X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI,
- X86::R8D, X86::R9D, X86::R10D, X86::R11D,
- X86::EBX, X86::R14D, X86::R15D, X86::R12D, X86::R13D, X86::EBP};
+ {X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI,
+ X86::R8D, X86::R9D, X86::R10D, X86::R11D,
+ X86::EBX, X86::R12D, X86::R13D, X86::R14D, X86::R15D, X86::EBP};
static const unsigned X86_GR32_AO_32[] =
{X86::EAX, X86::ECX, X86::EDX, X86::ESI, X86::EDI, X86::EBX, X86::EBP};
GR32Class::iterator
GR32Class::allocation_order_begin(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (Subtarget.is64Bit()) {
if (RI->hasFP(MF))
GR32Class::iterator
GR32Class::allocation_order_end(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
if (Subtarget.is64Bit()) {
if (RI->hasFP(MF))
def GR64 : RegisterClass<"X86", [i64], 64,
[RAX, RCX, RDX, RSI, RDI, R8, R9, R10, R11,
- RBX, R14, R15, R12, R13, RBP, RSP]> {
+ RBX, R12, R13, R14, R15, RBP, RSP]> {
let SubRegClassList = [GR8, GR16, GR32];
let MethodProtos = [{
iterator allocation_order_end(const MachineFunction &MF) const;
GR64Class::iterator
GR64Class::allocation_order_end(const MachineFunction &MF) const {
const TargetMachine &TM = MF.getTarget();
- const MRegisterInfo *RI = TM.getRegisterInfo();
+ const TargetRegisterInfo *RI = TM.getRegisterInfo();
+ const X86Subtarget &Subtarget = TM.getSubtarget<X86Subtarget>();
+ if (!Subtarget.is64Bit())
+ return begin(); // None of these are allocatable in 32-bit.
if (RI->hasFP(MF)) // Does the function dedicate RBP to being a frame ptr?
return end()-2; // If so, don't allocate RSP or RBP
else
// faster on common hardware. In reality, this should be controlled by a
// command line option or something.
-def RFP32 : RegisterClass<"X86", [f32], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
-def RFP64 : RegisterClass<"X86", [f64], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
-def RFP80 : RegisterClass<"X86", [f80], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
+def RFP32 : RegisterClass<"X86",[f32], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
+def RFP64 : RegisterClass<"X86",[f64], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
+def RFP80 : RegisterClass<"X86",[f80], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>;
// Floating point stack registers (these are not allocatable by the
// register allocator - the floating point stackifier is responsible
// for transforming FPn allocations to STn registers)
-def RST : RegisterClass<"X86", [f64], 32,
+def RST : RegisterClass<"X86", [f80, f64, f32], 32,
[ST0, ST1, ST2, ST3, ST4, ST5, ST6, ST7]> {
let MethodProtos = [{
iterator allocation_order_end(const MachineFunction &MF) const;
}
// Generic vector registers: VR64 and VR128.
-def VR64 : RegisterClass<"X86", [v8i8, v4i16, v2i32, v1i64], 64,
+def VR64 : RegisterClass<"X86", [v8i8, v4i16, v2i32, v1i64, v2f32], 64,
[MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7]>;
def VR128 : RegisterClass<"X86", [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],128,
[XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
projects / oota-llvm.git / blobdiff