Add instruction type

1 files changed, 47 insertions, 9 deletions

diff --git a/psl.c b/psl.c
index 73ae9fa..731ef72 100644
--- a/psl.c
+++ b/psl.c
@@ -2,21 +2,59 @@
 #include <stdarg.h>
 #include "psl.h"
 
-typedef struct memory_t memory_t;
+typedef struct instruction_list_t instruction_list_t;
 
-struct memory_t
+typedef enum
 {
-    
+    TEX,
+    ADD,
+    MAD,
+    CMP_LT,
+    LABEL
+} instruction_type_t;
+
+struct psl_instruction_t
+{
+    instruction_type_t		type;
+
+    union
+    {
+	struct
+	{
+	} tex;
+
+	struct
+	{
+	} add;
+
+	struct
+	{
+	} mad;
+
+	struct
+	{
+	} cmp_lt;
+
+	struct
+	{
+	} label;
+    } u;
+};
+
+struct instruction_list_t
+{
+    psl_instruction_t	inst[255];
+    instruction_list_t *next;
 };
 
 struct psl_statement_t
 {
-    memory_t *memory;
+    psl_instruction_t *instructions;
 };
 
 struct psl_program_t
 {
-    psl_statement_t *statement;
+    instruction_list_t *inst;
 };
 
 psl_program_t *
@@ -25,10 +63,10 @@ psl_program_create (psl_statement_t *statement)
 }
 
 psl_instruction_t *
-psl_tex (psl_var_t	   *dest,
-	 psl_var_t         *img,
-	 psl_var_t         *u,
-	 psl_var_t         *v)
+psl_tex (psl_var_t *dest,
+	 psl_var_t *img,
+	 psl_var_t *u,
+	 psl_var_t *v)
 {
 
 }