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authormarha <marha@users.sourceforge.net>2013-06-04 09:07:26 +0200
committermarha <marha@users.sourceforge.net>2013-06-04 09:07:26 +0200
commit150771e7aabf4c864b0b970c5b8d773634793abe (patch)
tree3d544cc0d8d06dd70e843d6ca7e4b0ef421d2758 /mesalib/src/glsl/glsl_symbol_table.cpp
parentfbe681216618af573ce29ca03b382b39b5919a52 (diff)
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xwininfo fontconfig libX11 libXau libXdmcp libXext mesa libXinerama libxcb libxcb/xcb-proto libfontenc pixman xkbcomp mkfontscale xkeyboard-config git update 4 Jun 2013
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Diffstat (limited to 'mesalib/src/glsl/glsl_symbol_table.cpp')
-rw-r--r--mesalib/src/glsl/glsl_symbol_table.cpp84
1 files changed, 81 insertions, 3 deletions
diff --git a/mesalib/src/glsl/glsl_symbol_table.cpp b/mesalib/src/glsl/glsl_symbol_table.cpp
index 8d34547c6..50bf11302 100644
--- a/mesalib/src/glsl/glsl_symbol_table.cpp
+++ b/mesalib/src/glsl/glsl_symbol_table.cpp
@@ -41,13 +41,67 @@ public:
ralloc_free(entry);
}
- symbol_table_entry(ir_variable *v) : v(v), f(0), t(0) {}
- symbol_table_entry(ir_function *f) : v(0), f(f), t(0) {}
- symbol_table_entry(const glsl_type *t) : v(0), f(0), t(t) {}
+ bool add_interface(const glsl_type *i, enum ir_variable_mode mode)
+ {
+ const glsl_type **dest;
+
+ switch (mode) {
+ case ir_var_uniform:
+ dest = &ibu;
+ break;
+ case ir_var_shader_in:
+ dest = &ibi;
+ break;
+ case ir_var_shader_out:
+ dest = &ibo;
+ break;
+ default:
+ assert(!"Unsupported interface variable mode!");
+ return false;
+ }
+
+ if (*dest != NULL) {
+ return false;
+ } else {
+ *dest = i;
+ return true;
+ }
+ }
+
+ const glsl_type *get_interface(enum ir_variable_mode mode)
+ {
+ switch (mode) {
+ case ir_var_uniform:
+ return ibu;
+ case ir_var_shader_in:
+ return ibi;
+ case ir_var_shader_out:
+ return ibo;
+ default:
+ assert(!"Unsupported interface variable mode!");
+ return NULL;
+ }
+ }
+
+ symbol_table_entry(ir_variable *v) :
+ v(v), f(0), t(0), ibu(0), ibi(0), ibo(0) {}
+ symbol_table_entry(ir_function *f) :
+ v(0), f(f), t(0), ibu(0), ibi(0), ibo(0) {}
+ symbol_table_entry(const glsl_type *t) :
+ v(0), f(0), t(t), ibu(0), ibi(0), ibo(0) {}
+ symbol_table_entry(const glsl_type *t, enum ir_variable_mode mode) :
+ v(0), f(0), t(0), ibu(0), ibi(0), ibo(0)
+ {
+ assert(t->is_interface());
+ add_interface(t, mode);
+ }
ir_variable *v;
ir_function *f;
const glsl_type *t;
+ const glsl_type *ibu;
+ const glsl_type *ibi;
+ const glsl_type *ibo;
};
glsl_symbol_table::glsl_symbol_table()
@@ -118,6 +172,23 @@ bool glsl_symbol_table::add_type(const char *name, const glsl_type *t)
return _mesa_symbol_table_add_symbol(table, -1, name, entry) == 0;
}
+bool glsl_symbol_table::add_interface(const char *name, const glsl_type *i,
+ enum ir_variable_mode mode)
+{
+ assert(i->is_interface());
+ symbol_table_entry *entry = get_entry(name);
+ if (entry == NULL) {
+ symbol_table_entry *entry =
+ new(mem_ctx) symbol_table_entry(i, mode);
+ bool add_interface_symbol_result =
+ _mesa_symbol_table_add_symbol(table, -1, name, entry) == 0;
+ assert(add_interface_symbol_result);
+ return add_interface_symbol_result;
+ } else {
+ return entry->add_interface(i, mode);
+ }
+}
+
bool glsl_symbol_table::add_function(ir_function *f)
{
if (this->separate_function_namespace && name_declared_this_scope(f->name)) {
@@ -152,6 +223,13 @@ const glsl_type *glsl_symbol_table::get_type(const char *name)
return entry != NULL ? entry->t : NULL;
}
+const glsl_type *glsl_symbol_table::get_interface(const char *name,
+ enum ir_variable_mode mode)
+{
+ symbol_table_entry *entry = get_entry(name);
+ return entry != NULL ? entry->get_interface(mode) : NULL;
+}
+
ir_function *glsl_symbol_table::get_function(const char *name)
{
symbol_table_entry *entry = get_entry(name);