[Bug target/53975] [ia64] Target register of a speculative load moved to a branch register prior to the chk.s instruction

[abel at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53975

Andrey Belevantsev <abel at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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         AssignedTo|unassigned at gcc dot       |abel at gcc dot gnu.org
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--- Comment #13 from Andrey Belevantsev <abel at gcc dot gnu.org> 2012-07-20 
09:13:28 UTC ---
The ia64 backend disallows any movements of instructions that depend on a
speculated insns with always returning false in insn_can_be_in_speculative_p,
and this later fails the ia64_speculate_insn hook.  Thus, sel-sched is likely
wrong to move this insn, I will take a look on Monday.