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Implement Thumb (32-bit) memory (ordered), multiply, extension and bitfield instructions (#3687)

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* Implement Thumb (32-bit) memory (ordered), multiply and bitfield instructions

* Remove public from interface

* Fix T32 BL immediate and implement signed and unsigned extend instructions
This commit is contained in:
gdkchan 2022-09-10 22:51:00 -03:00 committed by GitHub
parent c5f1d1749a
commit f468db7602
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
21 changed files with 221 additions and 50 deletions
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3
ARMeilleure/Decoders/IOpCode32AluBf.cs
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@ -7,5 +7,8 @@
int Msb { get; }
int Lsb { get; }
int SourceMask => (int)(0xFFFFFFFF >> (31 - Msb));
int DestMask => SourceMask & (int)(0xFFFFFFFF << Lsb);
}
}

7
ARMeilleure/Decoders/IOpCode32AluImm16.cs Normal file
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@ -0,0 +1,7 @@
namespace ARMeilleure.Decoders
{
interface IOpCode32AluImm16 : IOpCode32Alu
{
int Immediate { get; }
}
}

11
ARMeilleure/Decoders/IOpCode32AluMla.cs Normal file
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@ -0,0 +1,11 @@
namespace ARMeilleure.Decoders
{
interface IOpCode32AluMla : IOpCode32AluReg
{
int Ra { get; }
bool NHigh { get; }
bool MHigh { get; }
bool R { get; }
}
}

13
ARMeilleure/Decoders/IOpCode32AluUmull.cs Normal file
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@ -0,0 +1,13 @@
namespace ARMeilleure.Decoders
{
interface IOpCode32AluUmull : IOpCode32, IOpCode32HasSetFlags
{
int RdLo { get; }
int RdHi { get; }
int Rn { get; }
int Rm { get; }
bool NHigh { get; }
bool MHigh { get; }
}
}

4
ARMeilleure/Decoders/OpCode32AluBf.cs
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@ -6,12 +6,8 @@
public int Rn { get; }
public int Msb { get; }
public int Lsb { get; }
public int SourceMask => (int)(0xFFFFFFFF >> (31 - Msb));
public int DestMask => SourceMask & (int)(0xFFFFFFFF << Lsb);
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32AluBf(inst, address, opCode);
public OpCode32AluBf(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)

2
ARMeilleure/Decoders/OpCode32AluImm16.cs
View file

@ -1,6 +1,6 @@
namespace ARMeilleure.Decoders
{
class OpCode32AluImm16 : OpCode32Alu
class OpCode32AluImm16 : OpCode32Alu, IOpCode32AluImm16
{
public int Immediate { get; }

2
ARMeilleure/Decoders/OpCode32AluMla.cs
View file

@ -1,6 +1,6 @@
namespace ARMeilleure.Decoders
{
class OpCode32AluMla : OpCode32, IOpCode32AluReg
class OpCode32AluMla : OpCode32, IOpCode32AluMla
{
public int Rn { get; }
public int Rm { get; }

4
ARMeilleure/Decoders/OpCode32AluUmull.cs
View file

@ -1,6 +1,6 @@
namespace ARMeilleure.Decoders
{
class OpCode32AluUmull : OpCode32, IOpCode32HasSetFlags
class OpCode32AluUmull : OpCode32, IOpCode32AluUmull
{
public int RdLo { get; }
public int RdHi { get; }
@ -11,7 +11,6 @@
public bool MHigh { get; }
public bool? SetFlags { get; }
public DataOp DataOp { get; }
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32AluUmull(inst, address, opCode);
@ -26,7 +25,6 @@
MHigh = ((opCode >> 6) & 0x1) == 1;
SetFlags = ((opCode >> 20) & 0x1) != 0;
DataOp = DataOp.Arithmetic;
}
}
}

22
ARMeilleure/Decoders/OpCodeT32AluBf.cs Normal file
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@ -0,0 +1,22 @@
namespace ARMeilleure.Decoders
{
class OpCodeT32AluBf : OpCodeT32, IOpCode32AluBf
{
public int Rd { get; }
public int Rn { get; }
public int Msb { get; }
public int Lsb { get; }
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32AluBf(inst, address, opCode);
public OpCodeT32AluBf(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rd = (opCode >> 8) & 0xf;
Rn = (opCode >> 16) & 0xf;
Msb = (opCode >> 0) & 0x1f;
Lsb = ((opCode >> 6) & 0x3) | ((opCode >> 10) & 0x1c);
}
}
}

29
ARMeilleure/Decoders/OpCodeT32AluMla.cs Normal file
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@ -0,0 +1,29 @@
namespace ARMeilleure.Decoders
{
class OpCodeT32AluMla : OpCodeT32, IOpCode32AluMla
{
public int Rn { get; }
public int Rm { get; }
public int Ra { get; }
public int Rd { get; }
public bool NHigh { get; }
public bool MHigh { get; }
public bool R { get; }
public bool? SetFlags => false;
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32AluMla(inst, address, opCode);
public OpCodeT32AluMla(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rm = (opCode >> 0) & 0xf;
Rd = (opCode >> 8) & 0xf;
Ra = (opCode >> 12) & 0xf;
Rn = (opCode >> 16) & 0xf;
R = (opCode & (1 << 4)) != 0;
MHigh = ((opCode >> 4) & 0x1) == 1;
NHigh = ((opCode >> 5) & 0x1) == 1;
}
}
}

28
ARMeilleure/Decoders/OpCodeT32AluUmull.cs Normal file
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@ -0,0 +1,28 @@
namespace ARMeilleure.Decoders
{
class OpCodeT32AluUmull : OpCodeT32, IOpCode32AluUmull
{
public int RdLo { get; }
public int RdHi { get; }
public int Rn { get; }
public int Rm { get; }
public bool NHigh { get; }
public bool MHigh { get; }
public bool? SetFlags => false;
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32AluUmull(inst, address, opCode);
public OpCodeT32AluUmull(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rm = (opCode >> 0) & 0xf;
RdHi = (opCode >> 8) & 0xf;
RdLo = (opCode >> 12) & 0xf;
Rn = (opCode >> 16) & 0xf;
MHigh = ((opCode >> 4) & 0x1) == 1;
NHigh = ((opCode >> 5) & 0x1) == 1;
}
}
}

18
ARMeilleure/Decoders/OpCodeT32AluUx.cs Normal file
View file

@ -0,0 +1,18 @@
using ARMeilleure.State;
namespace ARMeilleure.Decoders
{
class OpCodeT32AluUx : OpCodeT32AluReg, IOpCode32AluUx
{
public int Rotate { get; }
public int RotateBits => Rotate * 8;
public bool Add => Rn != RegisterAlias.Aarch32Pc;
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32AluUx(inst, address, opCode);
public OpCodeT32AluUx(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rotate = (opCode >> 4) & 0x3;
}
}
}

2
ARMeilleure/Decoders/OpCodeT32BImm24.cs
View file

@ -27,7 +27,7 @@ namespace ARMeilleure.Decoders
int i2 = j2 ^ s ^ 1;
int imm32 = imm11 | (imm10 << 11) | (i2 << 21) | (i1 << 22) | (s << 23);
imm32 = (imm32 << 9) >> 8;
imm32 = (imm32 << 8) >> 7;
Immediate = pc + imm32;
}

2
ARMeilleure/Decoders/OpCodeT32MemLdEx.cs
View file

@ -4,6 +4,7 @@ namespace ARMeilleure.Decoders
{
public int Rd => 0;
public int Rt { get; }
public int Rt2 { get; }
public int Rn { get; }
public bool WBack => false;
@ -17,6 +18,7 @@ namespace ARMeilleure.Decoders
public OpCodeT32MemLdEx(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rt2 = (opCode >> 8) & 0xf;
Rt = (opCode >> 12) & 0xf;
Rn = (opCode >> 16) & 0xf;
}

2
ARMeilleure/Decoders/OpCodeT32MemStEx.cs
View file

@ -4,6 +4,7 @@ namespace ARMeilleure.Decoders
{
public int Rd { get; }
public int Rt { get; }
public int Rt2 { get; }
public int Rn { get; }
public bool WBack => false;
@ -18,6 +19,7 @@ namespace ARMeilleure.Decoders
public OpCodeT32MemStEx(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rd = (opCode >> 0) & 0xf;
Rt2 = (opCode >> 8) & 0xf;
Rt = (opCode >> 12) & 0xf;
Rn = (opCode >> 16) & 0xf;
}

5
ARMeilleure/Decoders/OpCodeT32MovImm16.cs
View file

@ -1,9 +1,6 @@
using ARMeilleure.Common;
using System.Runtime.Intrinsics;
namespace ARMeilleure.Decoders
{
class OpCodeT32MovImm16 : OpCodeT32Alu, IOpCode32AluImm
class OpCodeT32MovImm16 : OpCodeT32Alu, IOpCode32AluImm16
{
public int Immediate { get; }

75
ARMeilleure/Decoders/OpCodeTable.cs
View file

@ -1074,6 +1074,8 @@ namespace ARMeilleure.Decoders
SetT32("11110x00000<xxxx0xxx<<<<xxxxxxxx", InstName.And, InstEmit32.And, OpCodeT32AluImm.Create);
SetT32("11110x<<<xxxxxxx10x0xxxxxxxxxxxx", InstName.B, InstEmit32.B, OpCodeT32BImm20.Create);
SetT32("11110xxxxxxxxxxx10x1xxxxxxxxxxxx", InstName.B, InstEmit32.B, OpCodeT32BImm24.Create);
SetT32("11110011011011110xxxxxxxxx0xxxxx", InstName.Bfc, InstEmit32.Bfc, OpCodeT32AluBf.Create);
SetT32("111100110110<<<<0xxxxxxxxx0xxxxx", InstName.Bfi, InstEmit32.Bfi, OpCodeT32AluBf.Create);
SetT32("11101010001xxxxx0xxxxxxxxxxxxxxx", InstName.Bic, InstEmit32.Bic, OpCodeT32AluRsImm.Create);
SetT32("11110x00001xxxxx0xxxxxxxxxxxxxxx", InstName.Bic, InstEmit32.Bic, OpCodeT32AluImm.Create);
SetT32("11110xxxxxxxxxxx11x1xxxxxxxxxxxx", InstName.Bl, InstEmit32.Bl, OpCodeT32BImm24.Create);
@ -1086,36 +1088,49 @@ namespace ARMeilleure.Decoders
SetT32("11101010100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor, InstEmit32.Eor, OpCodeT32AluRsImm.Create);
SetT32("11110x00100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor, InstEmit32.Eor, OpCodeT32AluImm.Create);
SetT32("111010001101xxxxxxxx111110101111", InstName.Lda, InstEmit32.Lda, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxx111110001111", InstName.Ldab, InstEmit32.Ldab, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxx111111101111", InstName.Ldaex, InstEmit32.Ldaex, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxx111111001111", InstName.Ldaexb, InstEmit32.Ldaexb, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxxxxxx11111111", InstName.Ldaexd, InstEmit32.Ldaexd, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxx111111011111", InstName.Ldaexh, InstEmit32.Ldaexh, OpCodeT32MemLdEx.Create);
SetT32("111010001101xxxxxxxx111110011111", InstName.Ldah, InstEmit32.Ldah, OpCodeT32MemLdEx.Create);
SetT32("1110100010x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm, InstEmit32.Ldm, OpCodeT32MemMult.Create);
SetT32("1110100100x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm, InstEmit32.Ldm, OpCodeT32MemMult.Create);
SetT32("111110000101xxxx<<<<10x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxx<<<<1100xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxx<<<<11x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxxxxxx10x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxxxxxx1100xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxxxxxx11x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110001101xxxxxxxxxxxxxxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm12.Create);
SetT32("111110000101<<<<xxxx000000xxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemRsImm.Create);
SetT32("111110000001xxxx<<<<10x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxx<<<<1100xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxx<<<<11x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxxxxxx10x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxxxxxx1100xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxxxxxx11x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110001001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm12.Create);
SetT32("111110000001xxxx<<<<000000xxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemRsImm.Create);
SetT32("11101000x111<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd, InstEmit32.Ldrd, OpCodeT32MemImm8D.Create);
SetT32("11101001x1x1<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd, InstEmit32.Ldrd, OpCodeT32MemImm8D.Create);
SetT32("111110000011xxxx<<<<10x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxx<<<<1100xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxx<<<<11x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxxxxxx10x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxxxxxx1100xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxxxxxx11x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110001011xxxxxxxxxxxxxxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm12.Create);
SetT32("111110010001xxxx<<<<10x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110010001xxxx<<<<1100xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110010001xxxx<<<<11x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxx<<<<000000xxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemRsImm.Create);
SetT32("111110010001xxxxxxxx10x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110010001xxxxxxxx1100xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110010001xxxxxxxx11x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
SetT32("111110011001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm12.Create);
SetT32("111110010011xxxx<<<<10x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110010011xxxx<<<<1100xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110010011xxxx<<<<11x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110010001xxxx<<<<000000xxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemRsImm.Create);
SetT32("111110010011xxxxxxxx10x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110010011xxxxxxxx1100xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110010011xxxxxxxx11x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
SetT32("111110011011xxxxxxxxxxxxxxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm12.Create);
SetT32("111110010011xxxx<<<<000000xxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemRsImm.Create);
SetT32("111110110000xxxx<<<<xxxx0000xxxx", InstName.Mla, InstEmit32.Mla, OpCodeT32AluMla.Create);
SetT32("111110110000xxxxxxxxxxxx0001xxxx", InstName.Mls, InstEmit32.Mls, OpCodeT32AluMla.Create);
SetT32("11101010010x11110xxxxxxxxxxxxxxx", InstName.Mov, InstEmit32.Mov, OpCodeT32AluRsImm.Create);
SetT32("111110100xxxxxxx1111xxxx0000xxxx", InstName.Mov, InstEmit32.Mov, OpCodeT32ShiftReg.Create);
SetT32("11110x00010x11110xxxxxxxxxxxxxxx", InstName.Mov, InstEmit32.Mov, OpCodeT32AluImm.Create);
SetT32("11110x100100xxxx0xxxxxxxxxxxxxxx", InstName.Mov, InstEmit32.Mov, OpCodeT32MovImm16.Create);
SetT32("11110x101100xxxx0xxxxxxxxxxxxxxx", InstName.Movt, InstEmit32.Movt, OpCodeT32MovImm16.Create);
SetT32("111110110000xxxx1111xxxx0000xxxx", InstName.Mul, InstEmit32.Mul, OpCodeT32AluMla.Create);
SetT32("11101010011x11110xxxxxxxxxxxxxxx", InstName.Mvn, InstEmit32.Mvn, OpCodeT32AluRsImm.Create);
SetT32("11110x00011x11110xxxxxxxxxxxxxxx", InstName.Mvn, InstEmit32.Mvn, OpCodeT32AluImm.Create);
SetT32("11110011101011111000000000000000", InstName.Nop, InstEmit32.Nop, OpCodeT32.Create);
@ -1127,7 +1142,24 @@ namespace ARMeilleure.Decoders
SetT32("11110x01110xxxxx0xxxxxxxxxxxxxxx", InstName.Rsb, InstEmit32.Rsb, OpCodeT32AluImm.Create);
SetT32("11101011011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluRsImm.Create);
SetT32("11110x01011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluImm.Create);
SetT32("111100110100xxxx0xxxxxxxxx0xxxxx", InstName.Sbfx, InstEmit32.Sbfx, OpCodeT32AluBf.Create);
SetT32("111110111001xxxx1111xxxx1111xxxx", InstName.Sdiv, InstEmit32.Sdiv, OpCodeT32AluMla.Create);
SetT32("111110110001xxxx<<<<xxxx00xxxxxx", InstName.Smla__, InstEmit32.Smla__, OpCodeT32AluMla.Create);
SetT32("111110111100xxxxxxxxxxxx0000xxxx", InstName.Smlal, InstEmit32.Smlal, OpCodeT32AluUmull.Create);
SetT32("111110111100xxxxxxxxxxxx10xxxxxx", InstName.Smlal__, InstEmit32.Smlal__, OpCodeT32AluUmull.Create);
SetT32("111110110011xxxx<<<<xxxx000xxxxx", InstName.Smlaw_, InstEmit32.Smlaw_, OpCodeT32AluMla.Create);
SetT32("111110110101xxxx<<<<xxxx000xxxxx", InstName.Smmla, InstEmit32.Smmla, OpCodeT32AluMla.Create);
SetT32("111110110110xxxxxxxxxxxx000xxxxx", InstName.Smmls, InstEmit32.Smmls, OpCodeT32AluMla.Create);
SetT32("111110110001xxxx1111xxxx00xxxxxx", InstName.Smul__, InstEmit32.Smul__, OpCodeT32AluMla.Create);
SetT32("111110111000xxxxxxxxxxxx0000xxxx", InstName.Smull, InstEmit32.Smull, OpCodeT32AluUmull.Create);
SetT32("111110110011xxxx1111xxxx000xxxxx", InstName.Smulw_, InstEmit32.Smulw_, OpCodeT32AluMla.Create);
SetT32("111010001100xxxxxxxx111110101111", InstName.Stl, InstEmit32.Stl, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxx111110001111", InstName.Stlb, InstEmit32.Stlb, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxx11111110xxxx", InstName.Stlex, InstEmit32.Stlex, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxx11111100xxxx", InstName.Stlexb, InstEmit32.Stlexb, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxxxxxx1111xxxx", InstName.Stlexd, InstEmit32.Stlexd, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxx11111101xxxx", InstName.Stlexh, InstEmit32.Stlexh, OpCodeT32MemStEx.Create);
SetT32("111010001100xxxxxxxx111110011111", InstName.Stlh, InstEmit32.Stlh, OpCodeT32MemStEx.Create);
SetT32("1110100010x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
SetT32("1110100100x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
SetT32("111110000100xxxxxxxx1<<>xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
@ -1135,18 +1167,31 @@ namespace ARMeilleure.Decoders
SetT32("111110000100<<<<xxxx000000xxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemRsImm.Create);
SetT32("111110000000xxxxxxxx1<<>xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
SetT32("111110001000xxxxxxxxxxxxxxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm12.Create);
SetT32("111110000000<<<<xxxx000000xxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemRsImm.Create);
SetT32("11101000x110<<<<xxxxxxxxxxxxxxxx", InstName.Strd, InstEmit32.Strd, OpCodeT32MemImm8D.Create);
SetT32("11101001x1x0<<<<xxxxxxxxxxxxxxxx", InstName.Strd, InstEmit32.Strd, OpCodeT32MemImm8D.Create);
SetT32("111110000010xxxxxxxx1<<>xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
SetT32("111110001010xxxxxxxxxxxxxxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm12.Create);
SetT32("111110000010<<<<xxxx000000xxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemRsImm.Create);
SetT32("11101011101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluRsImm.Create);
SetT32("11110x01101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluImm.Create);
SetT32("111110100100xxxx1111xxxx10xxxxxx", InstName.Sxtb, InstEmit32.Sxtb, OpCodeT32AluUx.Create);
SetT32("111110100010xxxx1111xxxx10xxxxxx", InstName.Sxtb16, InstEmit32.Sxtb16, OpCodeT32AluUx.Create);
SetT32("111110100000xxxx1111xxxx10xxxxxx", InstName.Sxth, InstEmit32.Sxth, OpCodeT32AluUx.Create);
SetT32("111010001101xxxx111100000000xxxx", InstName.Tbb, InstEmit32.Tbb, OpCodeT32Tb.Create);
SetT32("111010001101xxxx111100000001xxxx", InstName.Tbh, InstEmit32.Tbh, OpCodeT32Tb.Create);
SetT32("111010101001xxxx0xxx1111xxxxxxxx", InstName.Teq, InstEmit32.Teq, OpCodeT32AluRsImm.Create);
SetT32("11110x001001xxxx0xxx1111xxxxxxxx", InstName.Teq, InstEmit32.Teq, OpCodeT32AluImm.Create);
SetT32("111010100001xxxx0xxx1111xxxxxxxx", InstName.Tst, InstEmit32.Tst, OpCodeT32AluRsImm.Create);
SetT32("11110x000001xxxx0xxx1111xxxxxxxx", InstName.Tst, InstEmit32.Tst, OpCodeT32AluImm.Create);
SetT32("111100111100xxxx0xxxxxxxxx0xxxxx", InstName.Ubfx, InstEmit32.Ubfx, OpCodeT32AluBf.Create);
SetT32("111110111011xxxx1111xxxx1111xxxx", InstName.Udiv, InstEmit32.Udiv, OpCodeT32AluMla.Create);
SetT32("111110111110xxxxxxxxxxxx0110xxxx", InstName.Umaal, InstEmit32.Umaal, OpCodeT32AluUmull.Create);
SetT32("111110111110xxxxxxxxxxxx0000xxxx", InstName.Umlal, InstEmit32.Umlal, OpCodeT32AluUmull.Create);
SetT32("111110111010xxxxxxxxxxxx0000xxxx", InstName.Umull, InstEmit32.Umull, OpCodeT32AluUmull.Create);
SetT32("111110100101xxxx1111xxxx10xxxxxx", InstName.Uxtb, InstEmit32.Uxtb, OpCodeT32AluUx.Create);
SetT32("111110100011xxxx1111xxxx10xxxxxx", InstName.Uxtb16, InstEmit32.Uxtb16, OpCodeT32AluUx.Create);
SetT32("111110100001xxxx1111xxxx10xxxxxx", InstName.Uxth, InstEmit32.Uxth, OpCodeT32AluUx.Create);
#endregion
FillFastLookupTable(InstA32FastLookup, AllInstA32, ToFastLookupIndexA);

10
ARMeilleure/Instructions/InstEmitAlu32.cs
View file

@ -74,7 +74,7 @@ namespace ARMeilleure.Instructions
public static void Bfc(ArmEmitterContext context)
{
OpCode32AluBf op = (OpCode32AluBf)context.CurrOp;
IOpCode32AluBf op = (IOpCode32AluBf)context.CurrOp;
Operand d = GetIntA32(context, op.Rd);
Operand res = context.BitwiseAnd(d, Const(~op.DestMask));
@ -84,7 +84,7 @@ namespace ARMeilleure.Instructions
public static void Bfi(ArmEmitterContext context)
{
OpCode32AluBf op = (OpCode32AluBf)context.CurrOp;
IOpCode32AluBf op = (IOpCode32AluBf)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand d = GetIntA32(context, op.Rd);
@ -185,7 +185,7 @@ namespace ARMeilleure.Instructions
public static void Movt(ArmEmitterContext context)
{
OpCode32AluImm16 op = (OpCode32AluImm16)context.CurrOp;
IOpCode32AluImm16 op = (IOpCode32AluImm16)context.CurrOp;
Operand d = GetIntA32(context, op.Rd);
Operand imm = Const(op.Immediate << 16); // Immeditate value as top halfword.
@ -389,7 +389,7 @@ namespace ARMeilleure.Instructions
public static void Sbfx(ArmEmitterContext context)
{
OpCode32AluBf op = (OpCode32AluBf)context.CurrOp;
IOpCode32AluBf op = (IOpCode32AluBf)context.CurrOp;
var msb = op.Lsb + op.Msb; // For this instruction, the msb is actually a width.
@ -484,7 +484,7 @@ namespace ARMeilleure.Instructions
public static void Ubfx(ArmEmitterContext context)
{
OpCode32AluBf op = (OpCode32AluBf)context.CurrOp;
IOpCode32AluBf op = (IOpCode32AluBf)context.CurrOp;
var msb = op.Lsb + op.Msb; // For this instruction, the msb is actually a width.

2
ARMeilleure/Instructions/InstEmitAluHelper.cs
View file

@ -205,7 +205,7 @@ namespace ARMeilleure.Instructions
return Const(op.Immediate);
}
case OpCode32AluImm16 op: return Const(op.Immediate);
case IOpCode32AluImm16 op: return Const(op.Immediate);
case IOpCode32AluRsImm op: return GetMShiftedByImmediate(context, op, setCarry);
case IOpCode32AluRsReg op: return GetMShiftedByReg(context, op, setCarry);

6
ARMeilleure/Instructions/InstEmitMemoryEx32.cs
View file

@ -172,13 +172,13 @@ namespace ARMeilleure.Instructions
context.BranchIfTrue(lblBigEndian, GetFlag(PState.EFlag));
SetIntA32(context, op.Rt, valueLow);
SetIntA32(context, op.Rt | 1, valueHigh);
SetIntA32(context, op.Rt2, valueHigh);
context.Branch(lblEnd);
context.MarkLabel(lblBigEndian);
SetIntA32(context, op.Rt | 1, valueLow);
SetIntA32(context, op.Rt2, valueLow);
SetIntA32(context, op.Rt, valueHigh);
context.MarkLabel(lblEnd);
@ -195,7 +195,7 @@ namespace ARMeilleure.Instructions
// Split the result into 2 words (based on endianness)
Operand lo = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rt));
Operand hi = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rt | 1));
Operand hi = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rt2));
Operand lblBigEndian = Label();
Operand lblEnd = Label();

24
ARMeilleure/Instructions/InstEmitMul32.cs
View file

@ -25,7 +25,7 @@ namespace ARMeilleure.Instructions
public static void Mla(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetAluN(context);
Operand m = GetAluM(context);
@ -43,7 +43,7 @@ namespace ARMeilleure.Instructions
public static void Mls(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetAluN(context);
Operand m = GetAluM(context);
@ -71,7 +71,7 @@ namespace ARMeilleure.Instructions
private static void EmitSmmul(ArmEmitterContext context, MullFlags flags)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = context.SignExtend32(OperandType.I64, GetIntA32(context, op.Rn));
Operand m = context.SignExtend32(OperandType.I64, GetIntA32(context, op.Rm));
@ -99,7 +99,7 @@ namespace ARMeilleure.Instructions
public static void Smla__(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);
@ -142,7 +142,7 @@ namespace ARMeilleure.Instructions
public static void Smlal__(ArmEmitterContext context)
{
OpCode32AluUmull op = (OpCode32AluUmull)context.CurrOp;
IOpCode32AluUmull op = (IOpCode32AluUmull)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);
@ -180,7 +180,7 @@ namespace ARMeilleure.Instructions
public static void Smlaw_(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);
@ -210,7 +210,7 @@ namespace ARMeilleure.Instructions
public static void Smul__(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);
@ -240,7 +240,7 @@ namespace ARMeilleure.Instructions
public static void Smull(ArmEmitterContext context)
{
OpCode32AluUmull op = (OpCode32AluUmull)context.CurrOp;
IOpCode32AluUmull op = (IOpCode32AluUmull)context.CurrOp;
Operand n = context.SignExtend32(OperandType.I64, GetIntA32(context, op.Rn));
Operand m = context.SignExtend32(OperandType.I64, GetIntA32(context, op.Rm));
@ -261,7 +261,7 @@ namespace ARMeilleure.Instructions
public static void Smulw_(ArmEmitterContext context)
{
OpCode32AluMla op = (OpCode32AluMla)context.CurrOp;
IOpCode32AluMla op = (IOpCode32AluMla)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);
@ -285,7 +285,7 @@ namespace ARMeilleure.Instructions
public static void Umaal(ArmEmitterContext context)
{
OpCode32AluUmull op = (OpCode32AluUmull)context.CurrOp;
IOpCode32AluUmull op = (IOpCode32AluUmull)context.CurrOp;
Operand n = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rn));
Operand m = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rm));
@ -310,7 +310,7 @@ namespace ARMeilleure.Instructions
public static void Umull(ArmEmitterContext context)
{
OpCode32AluUmull op = (OpCode32AluUmull)context.CurrOp;
IOpCode32AluUmull op = (IOpCode32AluUmull)context.CurrOp;
Operand n = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rn));
Operand m = context.ZeroExtend32(OperandType.I64, GetIntA32(context, op.Rm));
@ -331,7 +331,7 @@ namespace ARMeilleure.Instructions
private static void EmitMlal(ArmEmitterContext context, bool signed)
{
OpCode32AluUmull op = (OpCode32AluUmull)context.CurrOp;
IOpCode32AluUmull op = (IOpCode32AluUmull)context.CurrOp;
Operand n = GetIntA32(context, op.Rn);
Operand m = GetIntA32(context, op.Rm);