Removing dead code pertaining to the former USER paramter of the option --fix_pins

Author: sfkhalid

vpr/src/base/CheckSetup.cpp

@@ -38,11 +38,6 @@ void CheckSetup(const t_packer_opts& PackerOpts,
                         "Timing analysis must be enabled for timing-driven placement.\n");
     }
 
-    if (!PlacerOpts.doPlacement && (USER == PlacerOpts.pad_loc_type)) {
-        VPR_FATAL_ERROR(VPR_ERROR_OTHER,
-                        "A pad location file requires that placement is enabled.\n");
-    }
-
     if (!PlacerOpts.doPlacement && (LOCKED == PlacerOpts.block_loc_type)) {
         VPR_FATAL_ERROR(VPR_ERROR_OTHER,
                         "A block location file requires that placement is enabled.\n");

vpr/src/base/ShowSetup.cpp

@@ -509,9 +509,6 @@ static void ShowPlacerOpts(const t_placer_opts& PlacerOpts,
             case RANDOM:
                 VTR_LOG("RANDOM\n");
                 break;
-            case USER:
-                VTR_LOG("USER '%s'\n", PlacerOpts.pad_loc_file.c_str());
-                break;
             default:
                 VPR_FATAL_ERROR(VPR_ERROR_UNKNOWN, "Unknown I/O pad location type\n");
         }

vpr/src/base/read_options.cpp

@@ -2217,8 +2217,7 @@ void set_conditional_defaults(t_options& args) {
 
         args.pad_loc_file.set("", Provenance::SPECIFIED);
     } else {
-        args.pad_loc_type.set(USER, Provenance::INFERRED);
-        VTR_ASSERT(!args.pad_loc_file.value().empty());
+        VPR_FATAL_ERROR(VPR_ERROR_UNKNOWN, "Unknown I/O pad location type\n");
     }
 
     //Are the blocks locked to locations given by a constraints file?

vpr/src/base/vpr_types.h

@@ -504,13 +504,11 @@ enum pfreq {
 };
 
 /**
- * @brief  Are the pads free to be moved, locked in a random configuration, or
- *         locked in user-specified positions?
+ * @brief  Are the pads free to be moved or locked in a random configuration?
  */
 enum e_pad_loc_type {
     FREE,
-    RANDOM,
-    USER
+    RANDOM
 };
 
 /*Are the blocks not locked (free to be moved) or locked in user-specified positions?*/