lima/ppir: remove unused clone functions

With the previous refactors moving these lowering steps to a nir pass,
these are no longer needed.

Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4535>

2 files changed, 0 insertions, 99 deletions

diff --git a/src/gallium/drivers/lima/ir/pp/node.c b/src/gallium/drivers/lima/ir/pp/node.c
index 1a822b89032..fdf444af0bb 100644
--- a/src/gallium/drivers/lima/ir/pp/node.c
+++ b/src/gallium/drivers/lima/ir/pp/node.c
@@ -613,103 +613,6 @@ void ppir_node_print_prog(ppir_compiler *comp)
    printf("====================\n");
 }
 
-static ppir_node *ppir_node_clone_const(ppir_block *block, ppir_node *node)
-{
-   ppir_const_node *cnode = ppir_node_to_const(node);
-   ppir_const_node *new_cnode = ppir_node_create(block, ppir_op_const, -1, 0);
-
-   if (!new_cnode)
-      return NULL;
-
-   list_addtail(&new_cnode->node.list, &block->node_list);
-
-   new_cnode->constant.num = cnode->constant.num;
-   for (int i = 0; i < cnode->constant.num; i++) {
-      new_cnode->constant.value[i] = cnode->constant.value[i];
-   }
-   new_cnode->dest.type = ppir_target_ssa;
-   new_cnode->dest.ssa.num_components = cnode->dest.ssa.num_components;
-   new_cnode->dest.write_mask = cnode->dest.write_mask;
-
-   return &new_cnode->node;
-}
-
-static ppir_node *
-ppir_node_clone_load(ppir_block *block, ppir_node *node)
-{
-   ppir_load_node *load_node = ppir_node_to_load(node);
-   ppir_load_node *new_lnode = ppir_node_create(block, node->op, -1, 0);
-
-   if (!new_lnode)
-      return NULL;
-
-   list_addtail(&new_lnode->node.list, &block->node_list);
-
-   new_lnode->num_components = load_node->num_components;
-   new_lnode->index = load_node->index;
-
-   ppir_dest *dest = ppir_node_get_dest(node);
-   new_lnode->dest = *dest;
-
-   ppir_src *src = ppir_node_get_src(node, 0);
-   if (src) {
-      new_lnode->num_src = 1;
-      switch (src->type) {
-      case ppir_target_ssa:
-         ppir_node_target_assign(&new_lnode->src, src->node);
-         ppir_node_add_dep(&new_lnode->node, src->node, ppir_dep_src);
-         break;
-      case ppir_target_register:
-         new_lnode->src.type = src->type;
-         new_lnode->src.reg = src->reg;
-         new_lnode->src.node = NULL;
-         break;
-      default:
-         /* Load nodes can't consume pipeline registers */
-         assert(0);
-      }
-   }
-
-   return &new_lnode->node;
-}
-
-void
-ppir_delete_if_orphan(ppir_block *block, ppir_node *node)
-{
-   ppir_dest *dest = ppir_node_get_dest(node);
-   if (!dest)
-      return;
-
-   ppir_node_foreach_succ_safe(node, dep) {
-      ppir_node *succ = dep->succ;
-      for (int i = 0; i < ppir_node_get_src_num(succ); i++) {
-         ppir_src *src = ppir_node_get_src(succ, i);
-         if (!src)
-            continue;
-         if (ppir_node_target_equal(src, dest))
-            return;
-      }
-   }
-
-   ppir_node_delete(node);
-}
-
-ppir_node *ppir_node_clone(ppir_block *block, ppir_node *node)
-{
-   switch (node->op) {
-   case ppir_op_const:
-      return ppir_node_clone_const(block, node);
-   case ppir_op_load_uniform:
-   case ppir_op_load_varying:
-   case ppir_op_load_temp:
-   case ppir_op_load_coords:
-   case ppir_op_load_coords_reg:
-      return ppir_node_clone_load(block, node);
-   default:
-      return NULL;
-   }
-}
-
 ppir_node *ppir_node_insert_mov(ppir_node *node)
 {
    ppir_node *move = ppir_node_create(node->block, ppir_op_mov, -1, 0);
diff --git a/src/gallium/drivers/lima/ir/pp/ppir.h b/src/gallium/drivers/lima/ir/pp/ppir.h
index dc76bfdc38a..cec918d50f3 100644
--- a/src/gallium/drivers/lima/ir/pp/ppir.h
+++ b/src/gallium/drivers/lima/ir/pp/ppir.h
@@ -411,9 +411,7 @@ void ppir_node_print_prog(ppir_compiler *comp);
 void ppir_node_replace_child(ppir_node *parent, ppir_node *old_child, ppir_node *new_child);
 void ppir_node_replace_all_succ(ppir_node *dst, ppir_node *src);
 void ppir_node_replace_pred(ppir_dep *dep, ppir_node *new_pred);
-void ppir_delete_if_orphan(ppir_block *block, ppir_node *node);
 ppir_dep *ppir_dep_for_pred(ppir_node *node, ppir_node *pred);
-ppir_node *ppir_node_clone(ppir_block *block, ppir_node *node);
 /* Assumes that node successors are in the same block */
 ppir_node *ppir_node_insert_mov(ppir_node *node);
 ppir_node *ppir_node_insert_mov_all_blocks(ppir_node *node);