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authorTimothy Arceri <timothy.arceri@collabora.com>2016-06-30 14:55:40 +1000
committerTimothy Arceri <timothy.arceri@collabora.com>2016-06-30 16:51:25 +1000
commit1fb8c6df884c2a17cf980c4ea32db4c214903b55 (patch)
treea21b0de699816ce28de37dd61531a025cc984114 /src/compiler/glsl/link_varyings.cpp
parent378f07ccb5bff7857d87a4fe5dff0b5e83f99895 (diff)
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glsl/mesa: split gl_shader in two
There are two distinctly different uses of this struct. The first is to store GL shader objects. The second is to store information about a shader stage thats been linked. The two uses actually share few fields and there is clearly confusion about their use. For example the linked shaders map one to one with a program so can simply be destroyed along with the program. However previously we were calling reference counting on the linked shaders. We were also creating linked shaders with a name even though it is always 0 and called the driver version of the _mesa_new_shader() function unnecessarily for GL shader objects. Acked-by: Iago Toral Quiroga <itoral@igalia.com>
Diffstat (limited to 'src/compiler/glsl/link_varyings.cpp')
-rw-r--r--src/compiler/glsl/link_varyings.cpp17
1 files changed, 10 insertions, 7 deletions
diff --git a/src/compiler/glsl/link_varyings.cpp b/src/compiler/glsl/link_varyings.cpp
index ef8bdbe..db42bb1 100644
--- a/src/compiler/glsl/link_varyings.cpp
+++ b/src/compiler/glsl/link_varyings.cpp
@@ -107,7 +107,7 @@ create_xfb_varying_names(void *mem_ctx, const glsl_type *t, char **name,
}
bool
-process_xfb_layout_qualifiers(void *mem_ctx, const gl_shader *sh,
+process_xfb_layout_qualifiers(void *mem_ctx, const gl_linked_shader *sh,
unsigned *num_tfeedback_decls,
char ***varying_names)
{
@@ -370,7 +370,8 @@ cross_validate_front_and_back_color(struct gl_shader_program *prog,
*/
void
cross_validate_outputs_to_inputs(struct gl_shader_program *prog,
- gl_shader *producer, gl_shader *consumer)
+ gl_linked_shader *producer,
+ gl_linked_shader *consumer)
{
glsl_symbol_table parameters;
ir_variable *explicit_locations[MAX_VARYINGS_INCL_PATCH][4] =
@@ -556,7 +557,7 @@ cross_validate_outputs_to_inputs(struct gl_shader_program *prog,
*/
void
remove_unused_shader_inputs_and_outputs(bool is_separate_shader_object,
- gl_shader *sh,
+ gl_linked_shader *sh,
enum ir_variable_mode mode)
{
if (is_separate_shader_object)
@@ -1938,7 +1939,8 @@ canonicalize_shader_io(exec_list *ir, enum ir_variable_mode io_mode)
* with a max of MAX_VARYING.
*/
uint64_t
-reserved_varying_slot(struct gl_shader *stage, ir_variable_mode io_mode)
+reserved_varying_slot(struct gl_linked_shader *stage,
+ ir_variable_mode io_mode)
{
assert(io_mode == ir_var_shader_in || io_mode == ir_var_shader_out);
/* Avoid an overflow of the returned value */
@@ -1997,7 +1999,8 @@ bool
assign_varying_locations(struct gl_context *ctx,
void *mem_ctx,
struct gl_shader_program *prog,
- gl_shader *producer, gl_shader *consumer,
+ gl_linked_shader *producer,
+ gl_linked_shader *consumer,
unsigned num_tfeedback_decls,
tfeedback_decl *tfeedback_decls,
const uint64_t reserved_slots)
@@ -2260,7 +2263,7 @@ assign_varying_locations(struct gl_context *ctx,
bool
check_against_output_limit(struct gl_context *ctx,
struct gl_shader_program *prog,
- gl_shader *producer,
+ gl_linked_shader *producer,
unsigned num_explicit_locations)
{
unsigned output_vectors = num_explicit_locations;
@@ -2304,7 +2307,7 @@ check_against_output_limit(struct gl_context *ctx,
bool
check_against_input_limit(struct gl_context *ctx,
struct gl_shader_program *prog,
- gl_shader *consumer,
+ gl_linked_shader *consumer,
unsigned num_explicit_locations)
{
unsigned input_vectors = num_explicit_locations;