io: cleanup

Signed-off-by: Øyvind Harboe <[email protected]>

Author: oharboe

docs/user/FlowVariables.md

@@ -235,8 +235,6 @@ configuration file.
 - [FLOORPLAN_DEF](#FLOORPLAN_DEF)
 - [HOLD_SLACK_MARGIN](#HOLD_SLACK_MARGIN)
 - [IO_CONSTRAINTS](#IO_CONSTRAINTS)
-- [IO_PLACER_H](#IO_PLACER_H)
-- [IO_PLACER_V](#IO_PLACER_V)
 - [MACRO_BLOCKAGE_HALO](#MACRO_BLOCKAGE_HALO)
 - [MACRO_PLACEMENT](#MACRO_PLACEMENT)
 - [MACRO_PLACEMENT_TCL](#MACRO_PLACEMENT_TCL)
@@ -249,7 +247,6 @@ configuration file.
 - [PDN_TCL](#PDN_TCL)
 - [PLACE_DENSITY](#PLACE_DENSITY)
 - [PLACE_DENSITY_LB_ADDON](#PLACE_DENSITY_LB_ADDON)
-- [PLACE_PINS_ARGS](#PLACE_PINS_ARGS)
 - [PLACE_SITE](#PLACE_SITE)
 - [REMOVE_ABC_BUFFERS](#REMOVE_ABC_BUFFERS)
 - [RESYNTH_AREA_RECOVER](#RESYNTH_AREA_RECOVER)

flow/scripts/io_placement.tcl

@@ -1,9 +1,14 @@
 source $::env(SCRIPTS_DIR)/load.tcl
 erase_non_stage_variables place
 
-if {![env_var_exists_and_non_empty FOOTPRINT] && ![env_var_exists_and_non_empty FOOTPRINT_TCL]} {
+if {![env_var_exists_and_non_empty FLOORPLAN_DEF] && \
+    ![env_var_exists_and_non_empty FOOTPRINT] && \
+    ![env_var_exists_and_non_empty FOOTPRINT_TCL]} {
   load_design 3_1_place_gp_skip_io.odb 2_floorplan.sdc
-  source $::env(SCRIPTS_DIR)/io_placement_util.tcl
+  log_cmd place_pins \
+    -hor_layers $::env(IO_PLACER_H) \
+    -ver_layers $::env(IO_PLACER_V) \
+    {*}$::env(PLACE_PINS_ARGS)
   write_db $::env(RESULTS_DIR)/3_2_place_iop.odb
   write_pin_placement $::env(RESULTS_DIR)/3_2_place_iop.tcl
 } else {

flow/scripts/io_placement_util.tcl

@@ -321,14 +321,12 @@ IO_PLACER_H:
     The metal layer on which to place the I/O pins horizontally (top and bottom
     of the die).
   stages:
-    - floorplan
     - place
 IO_PLACER_V:
   description: >
     The metal layer on which to place the I/O pins vertically (sides of the
     die).
   stages:
-    - floorplan
     - place
 GUI_TIMING:
   description: >
@@ -369,7 +367,6 @@ PLACE_PINS_ARGS:
     Arguments to place_pins
   stages:
     - place
-    - floorplan
   default: ""
 PLACE_DENSITY:
   description: >