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llvm / llvm-project Public

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[InstCombine] Narrow trunc(lshr) in more cases#139645

Merged

UsmanNadeem merged 5 commits intollvm:mainllvm/llvm-project:mainfrom

UsmanNadeem:instcombine_trunc_narrowUsmanNadeem/llvm-project:instcombine_trunc_narrowCopy head branch name to clipboard

May 13, 2025

Conversation Commits5 (5)Checks Files changed

Merged

[InstCombine] Narrow trunc(lshr) in more cases#139645
UsmanNadeem merged 5 commits intollvm:mainfrom
UsmanNadeem:instcombine_trunc_narrow

Commits

Commits on May 12, 2025

Precommit tests
UsmanNadeem
committed
[InstCombine] Narrow trunc(lshr) in more cases
UsmanNadeem
committed

Commits on May 13, 2025

Add negative test with shift amount out of range
UsmanNadeem
committed
Change order of checks
UsmanNadeem
committed
Avoid wrapping due to subtraction
UsmanNadeem
committed

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