Changeset 652 for libcaca/trunk/kernelTweet

Timestamp:

Mar 21, 2006, 10:48:02 AM (15 years ago)

Author:

Sam Hocevar

Message:

• Use the asm versions of sin and cos when available.

File:

• libcaca/trunk/kernel/kernel.c (modified) (4 diffs)

libcaca/trunk/kernel/kernel.c

@@ -228 +228 @@
 {
     double ret = 0.0;
+#ifdef HAVE_FSIN_FCOS
+    asm volatile("fcos" : "=t" (ret) : "0" (x));
+#else
     double x2;
     double num = 1.0;
@@ -243 +246 @@
         fact *= (2 * i + 1) * (2 * i + 2);
     }
-
+#endif
     return ret;
 }
@@ -250 +253 @@
 {
     double ret = 0.0;
+#ifdef HAVE_FSIN_FCOS
+    asm volatile("fsin" : "=t" (ret) : "0" (x));
+#else
     double x2;
     double num;
@@ -266 +272 @@
         fact *= (2 * i + 2) * (2 * i + 3);
     }
-
+#endif
     return ret;
 }