Imperial-MEng/WACC_37
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Assembly ir #23

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gc1523 merged 9 commits from assembly-ir into master 2025-02-20 19:02:47 +00:00
Conversation 2 Commits 9 Files Changed 11 +413 -548
11 changed files with 413 additions and 548 deletions
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13
src/main/wacc/backend/assemblyIR.scala
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@@ -3,11 +3,6 @@ package wacc
object assemblyIR { object assemblyIR {
sealed trait Operand sealed trait Operand
// did not use option because we'd have to wrap each op around Some(). can refactor
case object NoOperand extends Operand {
override def toString = ""
}
sealed trait Src extends Operand // mem location, register and imm value sealed trait Src extends Operand // mem location, register and imm value
sealed trait Dest extends Operand // mem location and register sealed trait Dest extends Operand // mem location and register
enum RegSize { enum RegSize {
@@ -63,12 +58,8 @@ object assemblyIR {
} }
// TODO Check if dest and src are not both memory locations // TODO Check if dest and src are not both memory locations
abstract class Operation(ins: String, op1: Operand = NoOperand, op2: Operand = NoOperand) { abstract class Operation(ins: String, ops: Operand*) {
override def toString: String = if (op2 == NoOperand) { override def toString: String = s"$ins ${ops.mkString(", ")}"
s"$ins ${op1.toString}"
} else {
s"$ins ${op1.toString}, ${op2.toString}"
}
} }
case class Add(op1: Dest, op2: Src) extends Operation("add", op1, op2) case class Add(op1: Dest, op2: Src) extends Operation("add", op1, op2)
case class Subtract(op1: Dest, op2: Src) extends Operation("sub", op1, op2) case class Subtract(op1: Dest, op2: Src) extends Operation("sub", op1, op2)