Merge pull request #2217 from The-OpenROAD-Project-staging/secure-gpl…

…-thread-non-determinism

enable multithreading by removing set_thread to 1 in global placement scripts

flow/scripts/global_place.tcl

@@ -2,9 +2,6 @@ utl::set_metrics_stage "globalplace__{}"
 source $::env(SCRIPTS_DIR)/load.tcl
 load_design 3_2_place_iop.odb 2_floorplan.sdc
 
-# Temporary: remove after fixing instability in GPL with multithreading
-set_thread_count 1
-
 set_dont_use $::env(DONT_USE_CELLS)
 
 # set fastroute layer reduction

flow/scripts/global_place_skip_io.tcl

@@ -1,7 +1,6 @@
 source $::env(SCRIPTS_DIR)/load.tcl
 load_design 2_floorplan.odb 2_floorplan.sdc
 
-set_thread_count 1
 
 if { [info exists ::env(FLOORPLAN_DEF)] } {
   puts "FLOORPLAN_DEF is set. Skipping global placement without IOs"