gallium/u_dump: add util_dump_ns

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/gallium/auxiliary/util/u_dump.h

@@ -90,6 +90,9 @@ util_str_query_value_type(unsigned value, boolean shortened);
 const char *
 util_str_prim_mode(unsigned value, boolean shortened);
 
+void
+util_dump_ns(FILE *f, uint64_t time);
+
 void
 util_dump_ptr(FILE *stream, const void *value);
 

src/gallium/auxiliary/util/u_dump_state.c

@@ -32,6 +32,8 @@
 #include "util/u_format.h"
 #include "tgsi/tgsi_dump.h"
 
+#include <inttypes.h>
+
 #include "u_dump.h"
 
 
@@ -75,6 +77,14 @@ util_dump_float(FILE *stream, double value)
    util_stream_writef(stream, "%g", value);
 }
 
+void
+util_dump_ns(FILE *f, uint64_t time)
+{
+   uint64_t secs = time / (1000*1000*1000);
+   unsigned usecs = (time % (1000*1000*1000)) / 1000;
+   fprintf(f, "%"PRIu64".%06us", secs, usecs);
+}
+
 static void
 util_dump_string(FILE *stream, const char *str)
 {