update comments

Lokathor · web-flow · commit a3d55e685dd3 · 2019-08-08T18:21:10.000-06:00
diff --git a/src/math/sqrtf.rs b/src/math/sqrtf.rs
@@ -29,9 +29,9 @@ pub fn sqrtf(x: f32) -> f32 {
     }
     #[cfg(target_feature = "sse")]
     {
-        // Note(Lokathor): If compile time settings allow, we just use SSE, since
-        // the sqrt in `std` on these platforms also compiles down to an SSE
-        // instruction.
+        // Note: This path is unlikely since LLVM will usually have already
+        // optimized sqrt calls into hardware instructions if sse is available,
+        // but if someone does end up here they'll apprected the speed increase.
         #[cfg(target_arch = "x86")]
         use core::arch::x86::*;
         #[cfg(target_arch = "x86_64")]

Original file line number	Diff line number	Diff line change
`@@ -29,9 +29,9 @@ pub fn sqrtf(x: f32) -> f32 {`
`29`	`29`	`}`
`30`	`30`	`#[cfg(target_feature = "sse")]`
`31`	`31`	`{`
`32`		`- // Note(Lokathor): If compile time settings allow, we just use SSE, since`
`33`		- // the sqrt in `std` on these platforms also compiles down to an SSE
`34`		`- // instruction.`
	`32`	`+ // Note: This path is unlikely since LLVM will usually have already`
	`33`	`+ // optimized sqrt calls into hardware instructions if sse is available,`
	`34`	`+ // but if someone does end up here they'll apprected the speed increase.`
`35`	`35`	`#[cfg(target_arch = "x86")]`
`36`	`36`	`use core::arch::x86::*;`
`37`	`37`	`#[cfg(target_arch = "x86_64")]`