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Memory aliasing
- To: egcs at cygnus dot com
- Subject: Memory aliasing
- From: "Michael P. Hayes" <michaelh at ongaonga dot chch dot cri dot nz>
- Date: Wed, 15 Oct 1997 13:31:30 +1300
I've noticed that memrefs_conflict_p considers the following operands
to reference conflicting memory:
(mem:QI (plus:QI (reg:QI 8 ar0) (const_int 1)))
(mem:QI (reg:QI 8 ar0))
I wonder if canon_rtx should convert the second operand to
(mem:QI (plus:QI (reg:QI 8 ar0) (const_int 0))) ?