This is the mail archive of the
java@gcc.gnu.org
mailing list for the Java project.
Re: my crude benchmark results
Bryce> I think the main problem here, judging by the huge difference
Bryce> shown by --fast-math, is that we implement the Math.* calls
Bryce> inefficiently. In libjava we use the fdlibm library to
Bryce> implement them, which is written in pure C and contains no
Bryce> cpu-specific asm optimizations.
For non-strictfp code (like java.lang.Math), it seems to me that we
could avoid fdlibm and just use the libc functions. Is that not so?
I wonder if we could remove fdlibm entirely now that StrictMath is
pure java.
Tom