[Bug optimization/14042] C++ abstraction penalty is high in simple cases

[dberlin at gcc dot gnu dot org]

------- Additional Comments From dberlin at gcc dot gnu dot org  2004-02-20 02:54 -------
tree-ssa has one memcpy call on the C version, 
The whole inner loop looks like:
L7:
    vmaddfp v13,v11,v1,v12
    vsubfp v0,v11,v12
    vaddfp v1,v1,v12
    vaddfp v11,v13,v0
    vsubfp v12,v1,v0
    vmaddfp v1,v1,v13,v0
    bdnz L7
L6:

IE best it can do.




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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14042