projects
/
onyx.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
16bfc37
)
change: made `math.ilog2` work for `u32`
author
Brendan Hansen
<brendan.f.hansen@gmail.com>
Tue, 14 Mar 2023 19:49:06 +0000
(14:49 -0500)
committer
Brendan Hansen
<brendan.f.hansen@gmail.com>
Tue, 14 Mar 2023 19:49:06 +0000
(14:49 -0500)
core/math/math.onyx
patch
|
blob
|
history
diff --git
a/core/math/math.onyx
b/core/math/math.onyx
index 1ff7dc0557706c4353e4f040254b02bda2b6b4a2..697adf122054fde59a9b4399c35cb18fdaffd4f3 100644
(file)
--- a/
core/math/math.onyx
+++ b/
core/math/math.onyx
@@
-235,6
+235,14
@@
log :: (a: $T, base: $R) -> T {
return ~~(ln(cast(f32) a) / ln(cast(f32) base));
}
+ilog2 :: #match #local {}
+
+#overload
+ilog2 :: (a: u32) -> u32 {
+ return 31 - wasm.clz_i32(a);
+}
+
+#overload
ilog2 :: (a: u64) -> u64 {
return 63 - wasm.clz_i64(a);
}