std.math performance (SSE vs. real)
Daniel Murphy via Digitalmars-d
digitalmars-d at puremagic.com
Fri Jul 4 06:01:57 PDT 2014
"Iain Buclaw via Digitalmars-d" <digitalmars-d at puremagic.com> wrote in
message news:mailman.3265.1404477916.2907.digitalmars-d at puremagic.com...
> FP types are fixed. float is 32bit, double 64bit.
That's 2/3.
> What 's the mangling problem with long double? There's only *one* long
> double.
long double may not be the same size as D's real, eg in msvc it's 64-bit.
You can still still call these functions from D using double in C, but the
mangling will not match in C++.
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