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authorKenneth Graunke <kenneth@whitecape.org>2010-11-11 12:21:27 -0800
committerKenneth Graunke <kenneth@whitecape.org>2010-11-30 13:48:28 -0800
commit01a25bb64ecae156729794320f9a39733ff8eeaa (patch)
treef8e30a2c03f2d63b48c50f52969c4a7cbbf440ba /src/glsl
parent4ce084c7072931732fba7ae1d73a4e4e20269f9d (diff)
glsl: Refactor out cloning of function prototypes.
This allows us to reuse some code and will be useful later.
Diffstat (limited to 'src/glsl')
-rw-r--r--src/glsl/ir.h2
-rw-r--r--src/glsl/ir_clone.cpp32
-rw-r--r--src/glsl/ir_import_prototypes.cpp17
3 files changed, 24 insertions, 27 deletions
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index 625397a599..102a68b655 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -376,6 +376,8 @@ public:
virtual ir_function_signature *clone(void *mem_ctx,
struct hash_table *ht) const;
+ ir_function_signature *clone_prototype(void *mem_ctx,
+ struct hash_table *ht) const;
virtual void accept(ir_visitor *v)
{
diff --git a/src/glsl/ir_clone.cpp b/src/glsl/ir_clone.cpp
index 325f606615..1522af682b 100644
--- a/src/glsl/ir_clone.cpp
+++ b/src/glsl/ir_clone.cpp
@@ -276,13 +276,32 @@ ir_function::clone(void *mem_ctx, struct hash_table *ht) const
ir_function_signature *
ir_function_signature::clone(void *mem_ctx, struct hash_table *ht) const
{
+ ir_function_signature *copy = this->clone_prototype(mem_ctx, ht);
+
+ copy->is_defined = this->is_defined;
+
+ /* Clone the instruction list.
+ */
+ foreach_list_const(node, &this->body) {
+ const ir_instruction *const inst = (const ir_instruction *) node;
+
+ ir_instruction *const inst_copy = inst->clone(mem_ctx, ht);
+ copy->body.push_tail(inst_copy);
+ }
+
+ return copy;
+}
+
+ir_function_signature *
+ir_function_signature::clone_prototype(void *mem_ctx, struct hash_table *ht) const
+{
ir_function_signature *copy =
new(mem_ctx) ir_function_signature(this->return_type);
- copy->is_defined = this->is_defined;
+ copy->is_defined = false;
copy->is_builtin = this->is_builtin;
- /* Clone the parameter list.
+ /* Clone the parameter list, but NOT the body.
*/
foreach_list_const(node, &this->parameters) {
const ir_variable *const param = (const ir_variable *) node;
@@ -293,15 +312,6 @@ ir_function_signature::clone(void *mem_ctx, struct hash_table *ht) const
copy->parameters.push_tail(param_copy);
}
- /* Clone the instruction list.
- */
- foreach_list_const(node, &this->body) {
- const ir_instruction *const inst = (const ir_instruction *) node;
-
- ir_instruction *const inst_copy = inst->clone(mem_ctx, ht);
- copy->body.push_tail(inst_copy);
- }
-
return copy;
}
diff --git a/src/glsl/ir_import_prototypes.cpp b/src/glsl/ir_import_prototypes.cpp
index 2bdc8d9fd7..4e0b30aa90 100644
--- a/src/glsl/ir_import_prototypes.cpp
+++ b/src/glsl/ir_import_prototypes.cpp
@@ -82,22 +82,7 @@ public:
{
assert(this->function != NULL);
- ir_function_signature *copy =
- new(mem_ctx) ir_function_signature(ir->return_type);
-
- copy->is_defined = false;
- copy->is_builtin = ir->is_builtin;
-
- /* Clone the parameter list, but NOT the body.
- */
- foreach_list_const(node, &ir->parameters) {
- const ir_variable *const param = (const ir_variable *) node;
-
- assert(const_cast<ir_variable *>(param)->as_variable() != NULL);
-
- ir_variable *const param_copy = param->clone(mem_ctx, NULL);
- copy->parameters.push_tail(param_copy);
- }
+ ir_function_signature *copy = ir->clone_prototype(mem_ctx, NULL);
this->function->add_signature(copy);