[Bug target/82106] [RISCV] Misaligned loads generated when doubles are split between stack and registers

[palmer at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82106

Palmer Dabbelt <palmer at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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  Attachment #42762|0                           |1
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--- Comment #10 from Palmer Dabbelt <palmer at gcc dot gnu.org> ---
Created attachment 61715
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61715&action=edit
Jim's patch ported to trunk

Jim's patch doesn't quite trivially apply, but it pretty much does.  Seems to
generate sane code for the DG-ified test case, which is also in here.