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|
package firrtl
import com.typesafe.scalalogging.LazyLogging
import Utils._
import DebugUtils._
object PrimOps extends LazyLogging {
private val mapPrimOp2String = Map[PrimOp, String](
ADD_OP -> "add",
SUB_OP -> "sub",
MUL_OP -> "mul",
DIV_OP -> "div",
REM_OP -> "rem",
LESS_OP -> "lt",
LESS_EQ_OP -> "leq",
GREATER_OP -> "gt",
GREATER_EQ_OP -> "geq",
EQUAL_OP -> "eq",
NEQUAL_OP -> "neq",
PAD_OP -> "pad",
AS_UINT_OP -> "asUInt",
AS_SINT_OP -> "asSInt",
AS_CLOCK_OP -> "asClock",
SHIFT_LEFT_OP -> "shl",
SHIFT_RIGHT_OP -> "shr",
DYN_SHIFT_LEFT_OP -> "dshl",
DYN_SHIFT_RIGHT_OP -> "dshr",
NEG_OP -> "neg",
CONVERT_OP -> "cvt",
NOT_OP -> "not",
AND_OP -> "and",
OR_OP -> "or",
XOR_OP -> "xor",
AND_REDUCE_OP -> "andr",
OR_REDUCE_OP -> "orr",
XOR_REDUCE_OP -> "xorr",
CONCAT_OP -> "cat",
BITS_SELECT_OP -> "bits",
HEAD_OP -> "head",
TAIL_OP -> "tail"
)
private val mapString2PrimOp = mapPrimOp2String.map(_.swap)
def fromString(op: String): PrimOp = mapString2PrimOp(op)
implicit class PrimOpImplicits(op: PrimOp){
def getString(): String = mapPrimOp2String(op)
}
// Borrowed from Stanza implementation
def set_primop_type (e:DoPrim) : DoPrim = {
//println-all(["Inferencing primop type: " e])
def PLUS (w1:Width,w2:Width) : Width = PlusWidth(w1,w2)
def MAX (w1:Width,w2:Width) : Width = MaxWidth(Seq(w1,w2))
def MINUS (w1:Width,w2:Width) : Width = MinusWidth(w1,w2)
def POW (w1:Width) : Width = ExpWidth(w1)
def MIN (w1:Width,w2:Width) : Width = MinWidth(Seq(w1,w2))
val o = e.op
val a = e.args
val c = e.consts
def t1 () = tpe(a(0))
def t2 () = tpe(a(1))
def t3 () = tpe(a(2))
def w1 () = widthBANG(tpe(a(0)))
def w2 () = widthBANG(tpe(a(1)))
def w3 () = widthBANG(tpe(a(2)))
def c1 () = IntWidth(c(0))
def c2 () = IntWidth(c(1))
o match {
case ADD_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => UIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:UIntType, t2:SIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:SIntType, t2:UIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:SIntType, t2:SIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case SUB_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:UIntType, t2:SIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:SIntType, t2:UIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1:SIntType, t2:SIntType) => SIntType(PLUS(MAX(w1(),w2()),ONE))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case MUL_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => UIntType(PLUS(w1(),w2()))
case (t1:UIntType, t2:SIntType) => SIntType(PLUS(w1(),w2()))
case (t1:SIntType, t2:UIntType) => SIntType(PLUS(w1(),w2()))
case (t1:SIntType, t2:SIntType) => SIntType(PLUS(w1(),w2()))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case DIV_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => UIntType(w1())
case (t1:UIntType, t2:SIntType) => SIntType(PLUS(w1(),ONE))
case (t1:SIntType, t2:UIntType) => SIntType(w1())
case (t1:SIntType, t2:SIntType) => SIntType(PLUS(w1(),ONE))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case REM_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => UIntType(MIN(w1(),w2()))
case (t1:UIntType, t2:SIntType) => UIntType(MIN(w1(),w2()))
case (t1:SIntType, t2:UIntType) => SIntType(MIN(w1(),PLUS(w2(),ONE)))
case (t1:SIntType, t2:SIntType) => SIntType(MIN(w1(),w2()))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case LESS_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case LESS_EQ_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case GREATER_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case GREATER_EQ_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case EQUAL_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case NEQUAL_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => BoolType()
case (t1:SIntType, t2:UIntType) => BoolType()
case (t1:UIntType, t2:SIntType) => BoolType()
case (t1:SIntType, t2:SIntType) => BoolType()
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case PAD_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(MAX(w1(),c1()))
case (t1:SIntType) => SIntType(MAX(w1(),c1()))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case AS_UINT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(w1())
case (t1:SIntType) => UIntType(w1())
case (t1:ClockType) => UIntType(ONE)
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case AS_SINT_OP => {
val t = (t1()) match {
case (t1:UIntType) => SIntType(w1())
case (t1:SIntType) => SIntType(w1())
case (t1:ClockType) => SIntType(ONE)
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case AS_CLOCK_OP => {
val t = (t1()) match {
case (t1:UIntType) => ClockType()
case (t1:SIntType) => ClockType()
case (t1:ClockType) => ClockType()
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case SHIFT_LEFT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(PLUS(w1(),c1()))
case (t1:SIntType) => SIntType(PLUS(w1(),c1()))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case SHIFT_RIGHT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(MINUS(w1(),c1()))
case (t1:SIntType) => SIntType(MINUS(w1(),c1()))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case DYN_SHIFT_LEFT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(PLUS(w1(),POW(w2())))
case (t1:SIntType) => SIntType(PLUS(w1(),POW(w2())))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case DYN_SHIFT_RIGHT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(w1())
case (t1:SIntType) => SIntType(w1())
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case CONVERT_OP => {
val t = (t1()) match {
case (t1:UIntType) => SIntType(PLUS(w1(),ONE))
case (t1:SIntType) => SIntType(w1())
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case NEG_OP => {
val t = (t1()) match {
case (t1:UIntType) => SIntType(PLUS(w1(),ONE))
case (t1:SIntType) => SIntType(PLUS(w1(),ONE))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case NOT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(w1())
case (t1:SIntType) => UIntType(w1())
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case AND_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:SIntType) => UIntType(MAX(w1(),w2()))
case (t1,t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case OR_OP => {
val t = (t1(),t2()) match {
case (t1:SIntType, t2:SIntType) => UIntType(MAX(w1(),w2()))
case (t1,t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case XOR_OP => {
val t = (t1(),t2()) match {
case (t1:UIntType, t2:UIntType) => UIntType(MAX(w1(),w2()))
case (t1:SIntType, t2:UIntType) => UIntType(MAX(w1(),w2()))
case (t1:UIntType, t2:SIntType) => UIntType(MAX(w1(),w2()))
case (t1:SIntType, t2:SIntType) => UIntType(MAX(w1(),w2()))
case (t1,t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case AND_REDUCE_OP => {
val t = (t1()) match {
case (t1:UIntType) => BoolType()
case (t1:SIntType) => BoolType()
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case OR_REDUCE_OP => {
val t = (t1()) match {
case (t1:UIntType) => BoolType()
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case XOR_REDUCE_OP => {
val t = (t1()) match {
case (t1:SIntType) => BoolType()
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case CONCAT_OP => {
val t = (t1(),t2()) match {
case (t1:SIntType, t2:SIntType) => UIntType(PLUS(w1(),w2()))
case (t1, t2) => UnknownType()
}
DoPrim(o,a,c,t)
}
case BITS_SELECT_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(PLUS(MINUS(c1(),c2()),ONE))
case (t1:SIntType) => UIntType(PLUS(MINUS(c1(),c2()),ONE))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case HEAD_OP => {
val t = (t1()) match {
case (t1:UIntType) => UIntType(c1())
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
case TAIL_OP => {
val t = (t1()) match {
case (t1:SIntType) => UIntType(MINUS(w1(),c1()))
case (t1) => UnknownType()
}
DoPrim(o,a,c,t)
}
}
}
}
|
