nir: add nir_num_variable_modes and nir_var_mem_push_const

These will be useful in the upcoming load/store vectorizer.

v11: rebase

Signed-off-by: Rhys Perry <[email protected]>
Reviewed-by: Connor Abbott <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/compiler/nir/nir.c b/src/compiler/nir/nir.c
index 8a100e18dd8..552b42dd4e1 100644
--- a/src/compiler/nir/nir.c
+++ b/src/compiler/nir/nir.c
@@ -108,6 +108,7 @@ void
 nir_shader_add_variable(nir_shader *shader, nir_variable *var)
 {
    switch (var->data.mode) {
+   case nir_num_variable_modes:
    case nir_var_all:
       assert(!"invalid mode");
       break;
@@ -146,6 +147,10 @@ nir_shader_add_variable(nir_shader *shader, nir_variable *var)
    case nir_var_system_value:
       exec_list_push_tail(&shader->system_values, &var->node);
       break;
+
+   case nir_var_mem_push_const:
+      assert(!"nir_var_push_constant is not supposed to be used for variables");
+      break;
    }
 }