glsl/nir: Only claim to handle intrinsic functions

Non-intrinsic function handling has never actually been tested and
probably doesn't work.  Just get rid of it for now.  We can always add
it back in later if it's useful.

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Acked-by: Rob Clark <robdclark@gmail.com>
Acked-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Acked-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index b10c1ff4eeba946ea5682f8219b346561c268b1e..d6be29ac5ce102fe4262b0e353f3655de1fb1822 100644 (file)
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -617,14 +617,7 @@ nir_visitor::visit(ir_loop_jump *ir)
 void
 nir_visitor::visit(ir_return *ir)
 {
-   if (ir->value != NULL) {
-      nir_intrinsic_instr *copy =
-         nir_intrinsic_instr_create(this->shader, nir_intrinsic_copy_var);
-
-      copy->variables[0] = nir_deref_var_create(copy, this->impl->return_var);
-      copy->variables[1] = evaluate_deref(&copy->instr, ir->value);
-   }
-
+   assert(ir->value == NULL);
    nir_jump_instr *instr = nir_jump_instr_create(this->shader, nir_jump_return);
    nir_builder_instr_insert(&b, &instr->instr);
 }
@@ -1246,21 +1239,7 @@ nir_visitor::visit(ir_call *ir)
       return;
    }
 
-   struct hash_entry *entry =
-      _mesa_hash_table_search(this->overload_table, ir->callee);
-   assert(entry);
-   nir_function *callee = (nir_function *) entry->data;
-
-   nir_call_instr *instr = nir_call_instr_create(this->shader, callee);
-
-   unsigned i = 0;
-   foreach_in_list(ir_dereference, param, &ir->actual_parameters) {
-      instr->params[i] = evaluate_deref(&instr->instr, param);
-      i++;
-   }
-
-   instr->return_deref = evaluate_deref(&instr->instr, ir->return_deref);
-   nir_builder_instr_insert(&b, &instr->instr);
+   unreachable("glsl_to_nir only handles function calls to intrinsics");
 }
 
 void