----------------------------------Opcodes-----------------------------------

Return the mnemonic name for the specified opcode. If the opcode is a group opcode, op2 should be specified and modrm set to true.

Get the fill count - this will either be 0 or 1. This can be used to instruct the CPU server to adjust IP in the store program

Handle the CpuSetup state. This state is not for register loading, but to handle CPUs that require some configuration before they can be used by the c

Handle events from the GUI event queue.

@brief Handle program execution in automatic mode.

@brief Handle the SMM register store operation for 386 CPUs.

@brief Handle STORE state, which is used to store the CPU state after execution.

@brief Return true if the current shield has a multiplexed bus.

@brief Return true if the current shield has a multiplexed bus.

@brief Return true if the current shield has segment status lines.

Return true if this address is an ISR

Return true if the current m-cycle has finished

Returns the total length of the program in bytes.

Record a new cycle state

---------- desaturation helpers (const, no floats) ---------- Rec.709 luma in u8 using integer math.

Mask a 32-bit displacement with the specified mask, optionally sign-extending the result. If the displacement is modified, the instruction is re-encod

Memory reads: isFetch==true logs as CodeFetch

Return the 'mod' field (top two bits) of the modrm byte.

Helper function for [TestInstruction::new()] to modify immediate operands.

Indicates whether buffer has wrapped at least once