From 73c6e6b336c66b2d627f64a537097e5b02cd0ba2 Mon Sep 17 00:00:00 2001
From: Brent Yates <brentRyates@gmail.com>
Date: Wed, 6 Dec 2023 10:01:57 -0500
Subject: [PATCH] Removed more LUTs, commented out old versios for now

---
 TrackletAlgorithm/MatchEngineUnit.h             |  4 ++--
 TrackletAlgorithm/MatchEngineUnit_parameters.h  | 10 ++++++++++
 TrackletAlgorithm/MatchProcessor.h              |  5 ++---
 TrackletAlgorithm/ProjectionRouterBufferArray.h |  2 --
 4 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/TrackletAlgorithm/MatchEngineUnit.h b/TrackletAlgorithm/MatchEngineUnit.h
index 4b6e8c975d1..ca69d9c80b5 100644
--- a/TrackletAlgorithm/MatchEngineUnit.h
+++ b/TrackletAlgorithm/MatchEngineUnit.h
@@ -284,7 +284,7 @@ inline void step(const VMStubMECM<VMSMEType> stubmem[4][1<<(kNbitsrzbinMP+kNbits
 #endif
 
  inline void set_empty() {
-   empty_ = emptyUnit<MatchEngineUnitBase<VMProjType>::kNBitsBuffer>()[(readindex_,writeindex_)];
+   empty_ = emptyUnitBool<MatchEngineUnitBase<VMProjType>::kNBitsBuffer>(readindex_,writeindex_);
  }
 
  inline bool empty() const {
@@ -293,7 +293,7 @@ inline void step(const VMStubMECM<VMSMEType> stubmem[4][1<<(kNbitsrzbinMP+kNbits
  }
  
  inline bool nearFull() {
-   return nearFull3Unit<MatchEngineUnitBase<VMProjType>::kNBitsBuffer>()[(readindex_,writeindex_)];
+   return nearFull3UnitBool<MatchEngineUnitBase<VMProjType>::kNBitsBuffer>(readindex_,writeindex_);
  }
 
  inline bool idle() {
diff --git a/TrackletAlgorithm/MatchEngineUnit_parameters.h b/TrackletAlgorithm/MatchEngineUnit_parameters.h
index 477ea892846..a50ad44b789 100644
--- a/TrackletAlgorithm/MatchEngineUnit_parameters.h
+++ b/TrackletAlgorithm/MatchEngineUnit_parameters.h
@@ -5,6 +5,7 @@
 // each MEU and that come directly from the wiring.
 //
 
+/* REPLACED BY bool version
 template<int kNBitsBuffer>
 static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFullUnit() {
   ap_uint<(1 << (2 * kNBitsBuffer))> lut;
@@ -20,6 +21,7 @@ static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFullUnit() {
   }
   return lut;
 }
+*/
 
 template<int kNBitsBuffer>
 static bool nearFullUnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer> wptr) {
@@ -28,6 +30,7 @@ static bool nearFullUnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer> w
   return wptr1==rptr || wptr2==rptr;
 }
 
+/* REPLACED BY bool version
 template<int kNBitsBuffer>
 static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFull3Unit() {
   ap_uint<(1 << (2 * kNBitsBuffer))> lut;
@@ -44,6 +47,7 @@ static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFull3Unit() {
   }
   return lut;
 }
+*/
 
 template<int kNBitsBuffer>
 static bool nearFull3UnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer> wptr) {
@@ -53,6 +57,7 @@ static bool nearFull3UnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer>
   return wptr1==rptr || wptr2==rptr || wptr3==rptr;
 }
 
+/* REPLACED BY bool version
 template<int kNBitsBuffer>
 static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFull4Unit() {
   ap_uint<(1 << (2 * kNBitsBuffer))> lut;
@@ -70,6 +75,7 @@ static const ap_uint<(1 << (2 * kNBitsBuffer))> nearFull4Unit() {
   }
   return lut;
 }
+*/
 
 template<int kNBitsBuffer>
 static bool nearFull4UnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer> wptr) {
@@ -80,6 +86,7 @@ static bool nearFull4UnitBool(ap_uint<kNBitsBuffer> rptr, ap_uint<kNBitsBuffer>
   return wptr1==rptr || wptr2==rptr || wptr3==rptr || wptr4==rptr;
 }
 
+/* REPLACED BY bool version
 template<int kNBitsBuffer>
 static const ap_uint<(1 << (2 * kNBitsBuffer))> emptyUnit() {
   ap_uint<(1 << (2 * kNBitsBuffer))> lut;
@@ -93,6 +100,7 @@ static const ap_uint<(1 << (2 * kNBitsBuffer))> emptyUnit() {
   }
   return lut;
 }
+*/
 
 template<int kNBitsBuffer>
 static bool emptyUnitBool(ap_uint<kNBitsBuffer> wptr, ap_uint<kNBitsBuffer> rptr) {
@@ -144,6 +152,7 @@ static const ap_uint<1 << nbits> isLessThanSize() {
   return tab;
 }
 
+/* REPLACED BY bool version
 template<int nbits, int max, bool lessThan, int proj, int stub>
 static const ap_uint<1 << 2*nbits> isLessThanSize() {
   ap_uint<1 << 2*nbits> tab(0);
@@ -165,6 +174,7 @@ static const ap_uint<1 << 2*nbits> isLessThanSize() {
   }
   return tab;
 }
+*/
 
 template<int nbits, int max, bool lessThan, int proj, int stub>
 static bool isLessThanSizeBool(ap_uint<nbits> projphi, ap_uint<nbits> stubphi) {
diff --git a/TrackletAlgorithm/MatchProcessor.h b/TrackletAlgorithm/MatchProcessor.h
index e2823a21c85..9402f3ec6e7 100644
--- a/TrackletAlgorithm/MatchProcessor.h
+++ b/TrackletAlgorithm/MatchProcessor.h
@@ -1302,9 +1302,8 @@ void MatchProcessor(BXType bx,
 
     auto readptr = projbufferarray.getReadPtr();
     auto writeptr = projbufferarray.getWritePtr();
-    bool empty = emptyUnit<nPRBAbits>()[(readptr,writeptr)];
-    bool projBuffNearFull = nearFull3Unit<nPRBAbits>()[(readptr,writeptr)];
-    bool projBuffNearFullB = nearFull3UnitBool<nPRBAbits>(readptr,writeptr);
+    bool empty = emptyUnitBool<nPRBAbits>(readptr,writeptr);
+    bool projBuffNearFull = nearFull3UnitBool<nPRBAbits>(readptr,writeptr);
     
     ap_uint<3> iphi = 0;
 
diff --git a/TrackletAlgorithm/ProjectionRouterBufferArray.h b/TrackletAlgorithm/ProjectionRouterBufferArray.h
index d36fb2b609b..433fed72524 100644
--- a/TrackletAlgorithm/ProjectionRouterBufferArray.h
+++ b/TrackletAlgorithm/ProjectionRouterBufferArray.h
@@ -67,8 +67,6 @@ template<int kNBitsBuffer, int VMProjType, int AllProjectionType> class Projecti
   ap_uint<kNBitsBuffer> readptr_ = 0;
   ap_uint<kNBitsBuffer> writeptr_ = 0;
   ProjectionRouterBuffer<VMProjType,AllProjectionType> projbuffer_[1<<kNBitsBuffer];
-  ap_uint<(1 << (2 * kNBitsBuffer))> nearFullLUT = nearFullUnit<kNBitsBuffer>();
-  ap_uint<(1 << (2 * kNBitsBuffer))> emptyLUT = emptyUnit<kNBitsBuffer>();
 
 };