gpl: quiet virtual CTS logging and log iteration after build

Signed-off-by: Eder Monteiro <emrmonteiro@precisioninno.com>

Author: eder-matheus

src/gpl/src/clockBase.cpp

@@ -256,7 +256,11 @@ void ClockBase::removeVirtualCts()
   }
   virtual_inserts_.clear();
 
-  log_->info(GPL, 163, "Virtual CTS: removed virtual clock insertion delays.");
+  debugPrint(log_,
+             GPL,
+             "virtual_cts",
+             1,
+             "Virtual CTS: removed virtual clock insertion delays.");
 }
 
 bool ClockBase::getPinLocation(const sta::Pin* pin, int& x, int& y) const

src/gpl/src/nesterovPlace.cpp

@@ -388,13 +388,12 @@ void NesterovPlace::runTimingDriven(int iter,
     // update db's instance location from current density coordinates
     updateDb();
 
-    if (cb_) {
+    if (cb_ && cb_->executeVirtualCts()) {
       log_->info(GPL,
                  164,
                  "Virtual CTS iteration {}, overflow: {:.3f}.",
                  ++virtual_cts_count,
                  average_overflow_unscaled_);
-      cb_->executeVirtualCts();
     }
 
     if (graphics_ && graphics_->enabled()) {

src/gpl/test/simple01-vcts.ok

@@ -69,8 +69,8 @@ Iteration | Overflow |     HPWL (um) |  HPWL(%) |   Penalty | Group
       180 |   0.6842 |  2.089633e+03 |   +0.78% |  4.47e-10 |      
       190 |   0.6686 |  2.111814e+03 |   +1.06% |  7.28e-10 |      
       200 |   0.6478 |  2.138892e+03 |   +1.28% |  1.19e-09 |      
-[INFO GPL-0164] Virtual CTS iteration 1, overflow: 0.634.
 [INFO GPL-0162] Virtual CTS: set 34 virtual clock insertion delays.
+[INFO GPL-0164] Virtual CTS iteration 1, overflow: 0.634.
 [INFO GPL-0100] Timing-driven iteration 1/2, virtual: false.
 [INFO GPL-0101]    Iter: 206, overflow: 0.634, keep resizer changes at: 1, HPWL: 4312728
 Iteration |   Area    | Resized | Buffers | Nets repaired | Remaining
@@ -111,9 +111,8 @@ Iteration | Overflow |     HPWL (um) |  HPWL(%) |   Penalty | Group
       290 |   0.2736 |  2.466450e+03 |   +0.20% |  8.32e-08 |      
       300 |   0.2233 |  2.468702e+03 |   +0.09% |  1.23e-07 |      
       310 |   0.2039 |  2.495370e+03 |   +1.08% |  1.80e-07 |      
-[INFO GPL-0164] Virtual CTS iteration 2, overflow: 0.193.
-[INFO GPL-0163] Virtual CTS: removed virtual clock insertion delays.
 [INFO GPL-0162] Virtual CTS: set 34 virtual clock insertion delays.
+[INFO GPL-0164] Virtual CTS iteration 2, overflow: 0.193.
 [INFO GPL-0100] Timing-driven iteration 2/2, virtual: false.
 [INFO GPL-0101]    Iter: 315, overflow: 0.193, keep resizer changes at: 1, HPWL: 5019737
 Iteration |   Area    | Resized | Buffers | Nets repaired | Remaining
@@ -158,7 +157,6 @@ Iteration | Overflow |     HPWL (um) |  HPWL(%) |   Penalty | Group
 [INFO GPL-1006]   Suggested Target Densities:
 [INFO GPL-1007]     - For 90% usage of free space: 0.7059
 [INFO GPL-1008]     - For 80% usage of free space: 0.7942
-[INFO GPL-0163] Virtual CTS: removed virtual clock insertion delays.
 [INFO GPL-1011] Original area (um^2): 600.99
 [INFO GPL-1013] Total timing-driven delta area: 5.05 (+0.84%)
 [INFO GPL-1014] Final placement area: 606.05 (+0.84%)