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crafty problem
author
Matthias Braun
<matze@braunis.de>
Sun, 21 Sep 2008 21:05:51 +0000
(21:05 +0000)
committer
Matthias Braun
<matze@braunis.de>
Sun, 21 Sep 2008 21:05:51 +0000
(21:05 +0000)
[r22151]
ir/be/test/codegen/crafty.c
[new file with mode: 0644]
patch
|
blob
diff --git a/ir/be/test/codegen/crafty.c
b/ir/be/test/codegen/crafty.c
new file mode 100644
(file)
index 0000000..
ffd5def
--- /dev/null
+++ b/
ir/be/test/codegen/crafty.c
@@ -0,0
+1,22
@@
+int first_ones[256];
+
+ int FirstOne(unsigned long long arg1)
+ {
+ union doub {
+ unsigned short i[4];
+ unsigned long long d;
+ };
+ union doub x;
+ x.d=arg1;
+
+ if (x.i[3])
+ return (first_ones[x.i[3]]);
+ if (x.i[2])
+ return (first_ones[x.i[2]]+16);
+ if (x.i[1])
+ return (first_ones[x.i[1]]+32);
+ if (x.i[0])
+ return (first_ones[x.i[0]]+48);
+
+ return(64);
+ }