[Libre-soc-bugs] [Bug 558] gcc SV intrinsics concept

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=558

--- Comment #20 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
https://gcc.gnu.org/git?p=gcc.git;a=blob;f=gcc/regs.h;h=11416c47f6f81c8c8f197bde3752422de6f2d9ae;hb=eeb145317b42d5203056851435457d9189a7303d#l203

looks like the concept of pseudo-registers and hard registers has already been
abstracted out.


https://gcc.gnu.org/git/?p=gcc.git;a=blob;f=gcc/tree-vect-loop.c;h=d6f1ffcd386c1e0b63cac21fabf8e5bad9be99ca;hb=eeb145317b42d5203056851435457d9189a7303d#l69

wow.  the vector-loop pass is pretty much exactly as i described in pseudocode.
the syntax for the made-up attribute is remarkably similar except a typedef is
used.

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