mirror of
https://github.com/The-OpenROAD-Project/OpenLane.git
synced 2026-05-29 00:23:55 +08:00
cf07164a76
- replaced PL_INITIAL_PLACEMENT with the more meaningful PL_BASIC_PLACEMENT - re-introduced PL_SKIP_INITIAL_PLACEMENT - updated documentation
54 lines
1.6 KiB
Tcl
Executable File
54 lines
1.6 KiB
Tcl
Executable File
# Copyright 2020 Efabless Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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replace_external rep
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rep set_verbose_level 3
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# rep set_plot_enable true
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rep set_density $::env(PL_TARGET_DENSITY)
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rep import_lef $::env(MERGED_LEF)
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rep import_def $::env(CURRENT_DEF)
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rep set_output $::env(replaceio_tmp_file_tag)
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if { $::env(PL_TIME_DRIVEN) } {
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rep set_timing_driven true
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rep import_lib $::env(PL_LIB)
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rep import_sdc ./scripts/base.sdc
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rep import_verilog $::env(yosys_result_file_tag).v
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}
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if { $::env(PL_BASIC_PLACEMENT) } {
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rep set_target_overflow 0.9
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}
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rep set_seed_init_enable true
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rep init_replace
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rep place_cell_nesterov_place
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# rep print_instances
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rep export_def $::env(replaceio_tmp_file_tag)_place.def
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set hpwl [rep get_hpwl]
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exec echo $hpwl >> $::env(replaceio_report_file_tag)_hpwl.rpt
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if { $::env(PL_TIME_DRIVEN) } {
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set wns [rep get_wns]
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set tns [rep get_tns]
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puts "\[INFO\]: TNS after placement $tns"
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puts "\[INFO\]: WNS after placement $wns"
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exec echo $wns >> $::env(replaceio_report_file_tag)_wns.rpt
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exec echo $tns >> $::env(replaceio_report_file_tag)_tns.rpt
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}
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