mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-27 00:46:00 +00:00
29 lines
905 B
C#
29 lines
905 B
C#
|
using ARMeilleure.Instructions;
|
|||
|
|
|
|||
|
|
namespace ARMeilleure.Decoders
|
|||
|
|
{
|
|||
|
|
class OpCodeT32BImm20 : OpCodeT32, IOpCode32BImm
|
|||
|
|
{
|
|||
|
|
public long Immediate { get; }
|
|||
|
|
|
|||
|
|
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32BImm20(inst, address, opCode);
|
|||
|
|
|
|||
|
|
public OpCodeT32BImm20(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
|
|||
|
|
{
|
|||
|
|
uint pc = GetPc();
|
|||
|
|
|
|||
|
|
int imm11 = (opCode >> 0) & 0x7ff;
|
|||
|
|
int j2 = (opCode >> 11) & 1;
|
|||
|
|
int j1 = (opCode >> 13) & 1;
|
|||
|
|
int imm6 = (opCode >> 16) & 0x3f;
|
|||
|
|
int s = (opCode >> 26) & 1;
|
|||
|
|
|
|||
|
|
int imm32 = imm11 | (imm6 << 11) | (j1 << 17) | (j2 << 18) | (s << 19);
|
|||
|
|
imm32 = (imm32 << 13) >> 12;
|
|||
|
|
|
|||
|
|
Immediate = pc + imm32;
|
|||
|
|
|
|||
|
|
Cond = (Condition)((opCode >> 22) & 0xf);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|