Florian Hahn 8e6d481f3b [ConstraintElimination] Simplify ssub(A,B) if B s>=b && B s>=0. ...

A first patch to use the reasoning in ConstraintElimination to simplify
sub with overflow to a regular sub, if the operation is guaranteed to
not overflow.

Reviewed By: spatel

Differential Revision: https://reviews.llvm.org/D125264

2022-05-13 13:19:41 +01:00

..

add-nsw.ll

[ConstraintElimination] Add tests with signed predicates and ADDs.

2022-03-28 18:00:18 +01:00

add-nuw.ll

[ConstraintElimination] Use ZExtValue for unsigned decomposition.

2022-03-07 13:34:01 +00:00

add.ll

[ConstraintElimination] Add tests with signed predicates and ADDs.

2022-03-28 18:00:18 +01:00

and-implied-by-operands.ll

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and.ll

[ConstraintElimination] Add test with trivially false condition in and.

2022-02-05 14:17:08 +00:00

assumes.ll

[ConstraintElimination] Add missing dominance check.

2022-03-16 20:01:24 +00:00

decompose-with-temporary-indices.ll

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dom.ll

[ConstraintElimination] Add additional tests with uncond branches.

2022-03-16 09:46:04 +00:00

empty-constraint.ll

[ConstraintElimination] Use constraints with 0 or 1 coefficients.

2022-01-27 18:41:33 +00:00

eq.ll

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gep-arithmetic.ll

[ConstraintElimination] Add initial signed support.

2022-02-04 14:02:48 +00:00

geps-inbounds-precondition-ub-in-use-blocks.ll

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geps-inbounds-precondition.ll

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geps-pointers-to-arrays.ll

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geps-pointers-to-structs.ll

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geps-precondition-overflow-check.ll

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geps-signed-predicates.ll

[ConstraintElimination] Add tests with signed predicates and GEPs.

2022-02-02 15:56:24 +00:00

geps-unsigned-predicates.ll

[ConstraintElimination] Allow adding pre-conditions for constraints.

2022-02-04 11:45:07 +00:00

invoke.ll

[ConstraintElimination] Remove over-eager assertion.

2022-03-08 22:02:08 +00:00

large-constant-ints.ll

[ConstraintElimination] Check if const. is small enough before using it

2022-04-26 13:56:32 +01:00

large-system-growth.ll

[ConstraintElimination] Allow adding pre-conditions for constraints.

2022-02-04 11:45:07 +00:00

loops-bottom-tested-base.ll

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loops-bottom-tested-pointer-cmps.ll

[ConstraintElimination] Allow adding pre-conditions for constraints.

2022-02-04 11:45:07 +00:00

loops-header-tested-base.ll

[ConstraintElimination] Add initial signed support.

2022-02-04 14:02:48 +00:00

loops-header-tested-pointer-cmps.ll

[ConstraintElimination] Allow adding pre-conditions for constraints.

2022-02-04 11:45:07 +00:00

loops-header-tested-pointer-iv.ll

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loops.ll

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mixed-signed-unsigned-predicates.ll

[ConstraintElimination] Add tests with signed predicates and ADDs.

2022-03-28 18:00:18 +01:00

mixed.ll

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ne.ll

[ConstraintElimination] Use simplified constraint for == 0.

2022-01-27 13:31:23 +00:00

or.ll

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pointercast.ll

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pr54228-variable-name-order.ll

[ConstraintElimination] Remove dead variables when dropping constraints.

2022-03-07 09:04:07 +00:00

sge.ll

[ConstraintElimination] Add initial signed support.

2022-02-04 14:02:48 +00:00

ssub-with-overflow.ll

[ConstraintElimination] Simplify ssub(A,B) if B s>=b && B s>=0.

2022-05-13 13:19:41 +01:00

sub-nuw.ll

[ConstraintElimination] Use AddOverflow for offset summation.

2022-03-25 18:08:24 +00:00

sub.ll

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switch.ll

[ConstraintElimination] Remove over-eager assertion.

2022-03-08 22:02:08 +00:00

uge.ll

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ugt-ule.ll

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ule.ll

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uses-in-different-blocks.ll

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vector-compares.ll

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wrapping-math.ll

[ConstraintElimination] Support add with precondition.

2022-02-11 20:26:25 +00:00

zext.ll

[ConstraintElimination] Add initial signed support.

2022-02-04 14:02:48 +00:00