V2: move single dimensionial array detection into a helper
Signed-off-by: Timothy Arceri <t_arc...@yahoo.com.au>
---
src/glsl/ast.h | 8 ++++++++
src/glsl/ast_to_hir.cpp | 3 ++-
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/src/glsl/ast.h b/src/glsl/ast.h
index ef74e51..3f67907 100644
--- a/src/glsl/ast.h
+++ b/src/glsl/ast.h
@@ -328,6 +328,14 @@ public:
array_dimensions.push_tail(&dim->link);
}
+ bool is_single_dimension()
+ {
+ return (this->is_unsized_array && this->array_dimensions.is_empty()) ||
+ (!this->is_unsized_array &&
+ this->array_dimensions.tail_pred->prev != NULL &&
+ this->array_dimensions.tail_pred->prev->is_head_sentinel());
+ }
+
virtual void print(void) const;
/* If true, this means that the array has an unsized outermost dimension. */
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index 259e01e..f1c3e4a 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -5672,7 +5672,8 @@ ast_interface_block::hir(exec_list *instructions,
_mesa_shader_stage_to_string(state->stage));
}
if (this->instance_name == NULL ||
- strcmp(this->instance_name, "gl_in") != 0 ||
this->array_specifier == NULL) {
+ strcmp(this->instance_name, "gl_in") != 0 ||
this->array_specifier == NULL ||
+ !this->array_specifier->is_single_dimension()) {
_mesa_glsl_error(&loc, state,
"gl_PerVertex input must be redeclared as "
"gl_in[]");
--
2.1.0
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