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[InstCombine] Add additional known bits info for self multiply

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:support

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 151202

#151202 In llvm/llvm-project;

· macsencasaus opened on Jul 29, 2025

[IR] Allow poison argument to lifetime markers

compiler-rt:sanitizer

llvm:analysisIncludes value tracking, cost tables and constant foldingIncludes value tracking, cost tables and constant folding

llvm:globalisel

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:ir

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 151148

#151148 In llvm/llvm-project;

· nikic opened on Jul 29, 2025

clang crashes at -O1 and above on x86_64-linux-gnu: Assertion `hasUseList()' failed

crash-on-valid

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

regression

Status: Open.

Bug

#151119 In llvm/llvm-project;

· zhendongsu opened on Jul 29, 2025

[InstCombine] Support folding intrinsics into phis

clangClang issues not falling into any other categoryClang issues not falling into any other category

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 151115

#151115 In llvm/llvm-project;

· nikic opened on Jul 29, 2025

[llvm] Optimize usub.sat fix for #79690

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 151044

#151044 In llvm/llvm-project;

· nimit25 opened on Jul 28, 2025

Additional missing known bits info for x * x

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

missed-optimization

Status: Open.

#151043 In llvm/llvm-project;

· ZERICO2005 opened on Jul 28, 2025

[InstCombine] Make foldCmpLoadFromIndexedGlobal more resiliant to non-array geps.

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 150639

#150639 In llvm/llvm-project;

· davemgreen opened on Jul 25, 2025

[InstCombine] Support well-defined recurrences in isGuaranteedNotToBeUndefOrPoison

llvm:analysisIncludes value tracking, cost tables and constant foldingIncludes value tracking, cost tables and constant folding

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 150420

#150420 In llvm/llvm-project;

· c-rhodes opened on Jul 24, 2025

[AMDGPU] Propagate Constants for Wave Reduction Intrinsics

backend:AMDGPU

llvm:analysisIncludes value tracking, cost tables and constant foldingIncludes value tracking, cost tables and constant folding

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 150395

#150395 In llvm/llvm-project;

· easyonaadit opened on Jul 24, 2025

[InstCombine] Lower multi-dimensional GEP to ptradd

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 150383

#150383 In llvm/llvm-project;

· usha1830 opened on Jul 24, 2025

[IR] Remove size argument from lifetime intrinsics

backend:AArch64

backend:AMDGPU

backend:MIPS

backend:NVPTX

backend:PowerPC

backend:RISC-V

backend:SPIR-V

backend:SystemZ

backend:WebAssembly

backend:X86

clangClang issues not falling into any other categoryClang issues not falling into any other category

clang:codegenIR generation bugs: mangling, exceptions, etc.IR generation bugs: mangling, exceptions, etc.

clang:openmpOpenMP related changes to ClangOpenMP related changes to Clang

compiler-rt:sanitizer

coroutinesC++20 coroutinesC++20 coroutines

flangFlang issues not falling into any other categoryFlang issues not falling into any other category

flang:fir-hlfir

llvm:analysisIncludes value tracking, cost tables and constant foldingIncludes value tracking, cost tables and constant folding

llvm:codegen

llvm:globalisel

Status: Open (in progress).

llvm/llvm-projectnumber 150248

#150248 In llvm/llvm-project;

· nikic opened on Jul 23, 2025

[InstCombine] Match intrinsic recurrences when known to be hoisted

llvm:instcombineCovers the InstCombine, InstSimplify and AggressiveInstCombine passesCovers the InstCombine, InstSimplify and AggressiveInstCombine passes

llvm:transforms

Status: Open (in progress).

llvm/llvm-projectnumber 149858

#149858 In llvm/llvm-project;

· antoniofrighetto opened on Jul 21, 2025