more iterjit

1 files changed, 101 insertions, 0 deletions

diff --git a/iterjit.c b/iterjit.c
index 64e32ed..c6af98f 100644
--- a/iterjit.c
+++ b/iterjit.c
@@ -50,3 +50,104 @@
 
   There may also be setup()/setup_line() methods required.
 */
+#include <stdio.h>
+#include "simplex86.h"
+#include "simple-reg.h"
+#include "stack-man.h"
+#include "crc32.h"
+
+typedef struct jit_dest_iter_t jit_dest_iter_t;
+typedef struct jit_src_iter_t jit_src_iter_t;
+typedef struct jit_combiner_t jit_combiner_t;
+
+struct jit_src_iter_t
+{
+    void (* begin) (jit_src_iter_t *src);
+    void (* begin_line) (jit_src_iter_t *src);
+    op_t (* get_1_pixel) (jit_src_iter_t *src);
+    op_t (* get_2_pixels) (jit_src_iter_t *src);
+    op_t (* get_4_pixels) (jit_src_iter_t *src);
+    op_t (* get_8_pixels) (jit_src_iter_t *src);
+    op_t (* get_16_pixels) (jit_src_iter_t *src);
+    void (* end_line) (jit_src_iter_t *);
+    void (* end) (jit_src_iter_t *);
+};
+
+struct jit_combiner_t
+{
+    op_t (* combine) (jit_src_iter_t *src, op_t a, op_t b, op_t c);
+};
+
+struct jit_dest_iter_t
+{
+    void (* begin) (jit_dest_iter_t *dest);
+    void (* process_line) (jit_dest_iter_t *dest_iter,
+			   jit_src_iter_t *src_iter,
+			   jit_src_iter_t *mask_iter,
+			   jit_combiner_t *combiner);
+    void (* end) (jit_dest_iter_t *dest);
+};
+
+static void
+dest_a8r8g8b8_begin (jit_dest_iter_t *dest)
+{
+    
+}
+
+static void
+dest_a8r8g8b8_process_line (jit_dest_iter_t *dest,
+			    jit_src_iter_t *src,
+			    jit_src_iter_t *mask,
+			    jit_combiner_t *combiner)
+{
+}
+
+static void
+dest_a8r8g8b8_end (jit_dest_iter_t *dest)
+{
+}
+
+jit_dest_iter_t *
+dest_iter_create_a8r8g8b8 (jit_dest_iter_t *dest)
+{
+    jit_dest_iter_t *iter = malloc (sizeof *iter); /* FIXME OOM */
+
+    iter->begin = dest_a8r8g8b8_begin;
+    iter->process_line = dest_a8r8g8b8_process_line;
+    iter->end = dest_a8r8g8b8_end;
+
+    return iter;
+}
+
+void
+generate_kernel (jit_src_iter_t *src_iter,
+		 jit_src_iter_t *mask_iter,
+		 jit_dest_iter_t *dest_iter,
+		 jit_combiner_t *combiner)
+{
+    
+    
+    /* This function does
+     *
+     *     src_iter->setup();
+     *     mask_iter->setup();
+     *	   dest_iter->setup();
+     *     while (height--)
+     *     {
+     *	       dest_iter->process_line (
+     *              dest_iter, src_iter, mask_iter, combiner);
+     *     }
+     *     dest_iter->end();
+     *     mask_iter->end();
+     *     src_iter->end();
+     */
+}
+
+int
+main ()
+{
+    /* n_8_8888() */
+    printf ("iter jit\n");
+
+    return 0;
+}