llvm-project

3c3306c4 - [AArch64][PAC] Rework discriminator analysis in AUT and AUTPAC

[AArch64][PAC] Rework discriminator analysis in AUT and AUTPAC Make use of post-processing the discriminator components by custom inserter hook to eliminate duplication for DAGISel and GlobalISel and improve cross-BB analysis for DAGISel.