Nikita Popov 0df3200931 [ValueTracking] Fix KnownBits conflict for poison-only vector ...

If all the demanded elements are poison, return unknown instead of
conflict to avoid downstream assertions.

Fixes https://github.com/llvm/llvm-project/issues/75505.

2023-12-21 09:23:47 +01:00

..

aarch64.irg.ll

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assume-queries-counter.ll

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assume.ll

[InstCombine] Set disjoint flag when turning Add into Or. (#72702)

2023-11-27 12:54:11 -08:00

constant-ranges.ll

[ValueTracking] Add better support for ConstantRange(And)

2023-10-12 14:12:26 -05:00

deref-abstract-gc.ll

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deref-bitcast-of-gep.ll

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dereferenceable-and-aligned.ll

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func-ptr-lsb.ll

[Tests] Remove some and/or constant expressions in tests (NFC)

2023-08-21 12:05:32 +02:00

gep-negative-issue.ll

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get-pointer-base-with-const-off.ll

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invariant.group.ll

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known-bits-from-operator-constexpr.ll

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known-bits-from-range-md.ll

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known-non-equal.ll

[ValueTracking] isNonEqual Pointers with with a recursive GEP (#70459)

2023-12-15 10:02:57 +00:00

known-non-zero.ll

[ValueTracking] isNonZero sub of ptr2int's with recursive GEP (#68680)

2023-12-20 14:11:58 +00:00

known-nonnull-at.ll

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known-power-of-two-urem.ll

[InstCombine] Remove unneeded isa<PHINode> check in foldOpIntoPhi

2023-08-16 21:09:08 +05:30

known-power-of-two.ll

[InstCombine] Improve logic for adding flags to shift instructions.

2023-10-12 16:05:19 -05:00

knownbits-abs.ll

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knownbits-and-or-xor-lowbit.ll

[InstCombine] Generalize folds for inversion of icmp operands (#74317)

2023-12-08 11:25:41 +01:00

knownbits-bmi-pattern.ll

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knownbits-div.ll

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knownbits-phi-deadcode.ll

[ValueTracking] Handle conflicts when computing knownbits of PHI nodes in deadcode; PR65022

2023-09-01 02:11:50 -05:00

knownbits-rem-lowbits.ll

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knownbits-sat-addsub.ll

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knownzero-addrspacecast.ll

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knownzero-shift.ll

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memory-dereferenceable.ll

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monotonic-phi.ll

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non-negative-phi-bits.ll

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numsignbits-from-assume.ll

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phi-known-bits.ll

[ValueTracking] isNonZero sub of ptr2int's with recursive GEP (#68680)

2023-12-20 14:11:58 +00:00

phi-known-nonzero.ll

[ValueTracking] Use predicates for incoming phi-edges to deduce non-zero

2023-08-22 10:59:02 -05:00

pr23011.ll

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pr75505.ll

[ValueTracking] Fix KnownBits conflict for poison-only vector

2023-12-21 09:23:47 +01:00

select-known-non-zero-const.ll

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select-known-non-zero.ll

[ValueTracking] Support srem/urem for isKnownNonNullFromDominatingCondition (#74021)

2023-12-01 16:20:38 +08:00

select-pattern.ll

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shift-recurrence-knownbits.ll

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signbits-extract-elt.ll

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