working dos vga writes!

Common/bnch.h

@@ -0,0 +1,54 @@
+/*
+    Centralized benchmark suite.
+*/
+
+#include "fix.h"
+#include "std.h"
+#include "time.h"
+#include <stdint.h>
+
+#define TEST(p_e)                                                              \
+  do {                                                                         \
+    if (!(p_e)) {                                                              \
+      com_std_print('c', COM_DEF_STRLIT(p_e) " failed!");                      \
+      anyfail = true;                                                          \
+    }                                                                          \
+  } while (0)
+
+static void com_bnch_fix(void) {
+  uint64_t start = com_timer_count_ns();
+  for (int i = 5000000; i--;) {
+    com_fix_t sqrt = com_fix_sqrt(i);
+    com_def_profile_sink(sqrt);
+  }
+  com_timer_profile(start, "fixed: sqrt");
+
+  start = com_timer_count_ns();
+  for (int i = 50000000; i--;) {
+    com_fix_t sin = com_fix_sin(i);
+    com_def_profile_sink(sin);
+  }
+  com_timer_profile(start, "fixed: sin");
+
+  start = com_timer_count_ns();
+  for (int i = 50000000; i--;) {
+    com_fix_t cos = com_fix_cos(i);
+    com_def_profile_sink(cos);
+  }
+  com_timer_profile(start, "fixed: cos");
+
+  start = com_timer_count_ns();
+  for (int i = 50000000; i--;) {
+    com_fix_t sin, cos;
+    com_fix_sincos(i, &sin, &cos);
+    com_fix_t sinv = sin;
+    com_fix_t cosv = cos;
+    com_def_profile_sink(sinv);
+    com_def_profile_sink(cosv);
+  }
+  com_timer_profile(start, "fixed: sincos");
+}
+
+static void com_bnch_run(void) { com_bnch_fix(); }
+
+#undef TEST