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-rw-r--r--src/mesa/shader/slang/slang_codegen.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index 6d6b15f4037..d239a97500d 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -28,6 +28,15 @@
* \author Brian Paul
*/
+
+/***
+ *** NOTES:
+ *** The new_() functions return a new instance of a simple IR node.
+ *** The gen_() functions generate larger IR trees from the simple nodes.
+ ***/
+
+
+
#include "imports.h"
#include "macros.h"
#include "mtypes.h"
@@ -1711,7 +1720,6 @@ _slang_gen_return(slang_assemble_ctx * A, slang_operation *oper)
slang_operation gotoOp;
slang_operation_construct(&gotoOp);
gotoOp.type = SLANG_OPER_GOTO;
- /* XXX don't call function? */
gotoOp.label = A->CurFunction->end_label;
/* assemble the new code */
@@ -2636,7 +2644,7 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
GLboolean
_slang_codegen_function(slang_assemble_ctx * A, slang_function * fun)
{
- slang_ir_node *n, *endLabel;
+ slang_ir_node *n;
GLboolean success = GL_TRUE;
if (_mesa_strcmp((char *) fun->header.a_name, "main") != 0) {
@@ -2684,8 +2692,7 @@ _slang_codegen_function(slang_assemble_ctx * A, slang_function * fun)
}
/* append an end-of-function-label to IR tree */
- endLabel = new_label(fun->end_label);
- n = new_seq(n, endLabel);
+ n = new_seq(n, new_label(fun->end_label));
A->CurFunction = NULL;