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Add ARM32 support on the translator (#561)

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* Remove ARM32 interpreter and add ARM32 support on the translator

* Nits.

* Rename Cond -> Condition

* Align code again

* Rename Data to Alu

* Enable ARM32 support and handle undefined instructions

* Use the IsThumb method to check if its a thumb opcode

* Remove another 32-bits check
This commit is contained in:
gdkchan 2019-01-24 23:59:53 -02:00 • committed by GitHub
parent 72157e03eb
commit 36b9ab0e48
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57 changed files with 1274 additions and 495 deletions
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29
ChocolArm64/Decoders/OpCodeBImm32.cs Normal file
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using ChocolArm64.Instructions;
namespace ChocolArm64.Decoders
{
class OpCodeBImm32 : OpCode32, IOpCodeBImm32
{
public long Imm { get; private set; }
public OpCodeBImm32(Inst inst, long position, int opCode) : base(inst, position, opCode)
{
uint pc = GetPc();
//When the codition is never, the instruction is BLX to Thumb mode.
if (Cond != Condition.Nv)
{
pc &= ~3u;
}
Imm = pc + DecoderHelper.DecodeImm24_2(opCode);
if (Cond == Condition.Nv)
{
long H = (opCode >> 23) & 2;
Imm |= H;
}
}
}
}