Initial implementation of high-level flow-control instructions.

IF/ELSE/ENDIF and BEGIN_LOOP/END_LOOP/BREAK instructions seem to work.
Disabled by default though until better tested.
Implemented IR_NOT, but needs optimization.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/mesa/shader/slang/slang_ir.h b/src/mesa/shader/slang/slang_ir.h
index ac1ea4dbb4a..df5fc067790 100644
--- a/src/mesa/shader/slang/slang_ir.h
+++ b/src/mesa/shader/slang/slang_ir.h
@@ -150,6 +150,8 @@ typedef struct slang_ir_node_
    GLfloat Value[4];    /**< If Opcode == IR_FLOAT */
    slang_variable *Var;  /**< If Opcode == IR_VAR or IR_VAR_DECL */
    slang_ir_storage *Store;  /**< location of result of this operation */
+   GLint InstLocation;  /**< Location of instruction emitted for this node */
+   struct slang_ir_node_ *BranchNode;  /**< Used for branch instructions */
 } slang_ir_node;