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# 38fffa63 06-Nov-2024 Paul Walker <paul.walker@arm.com>

[LLVM][IR] Use splat syntax when printing Constant[Data]Vector. (#112548)


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# ffe13960 22-Apr-2022 Simon Pilgrim <llvm-dev@redking.me.uk>

[InstCombine] Fold (A & 2^C1) + A => A & (2^C1 - 1) iff bit C1 in A is a sign bit (PR21929)

Alive2: https://alive2.llvm.org/ce/z/Ygq26C

This is the final missing fold to handle the modulo2 simplifi

[InstCombine] Fold (A & 2^C1) + A => A & (2^C1 - 1) iff bit C1 in A is a sign bit (PR21929)

Alive2: https://alive2.llvm.org/ce/z/Ygq26C

This is the final missing fold to handle the modulo2 simplification: https://github.com/llvm/llvm-project/issues/22303

Fixes #22303

Differential Revision: https://reviews.llvm.org/D123374

show more ...


# ac213375 21-Apr-2022 Simon Pilgrim <llvm-dev@redking.me.uk>

[InstCombine] Add nonpow2 (negative) test for D123374


# 9cae511a 18-Apr-2022 Simon Pilgrim <llvm-dev@redking.me.uk>

[InstCombine] Add additional test coverage for D123374

More basic test coverage for the fold: (A & 2^C1) + A => A & (2^C1 - 1) iff bit C1 in A is a sign bit