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AMDGPU: Drop and upgrade llvm.amdgcn.atomic.csub/cond.sub to atomicrmw backend:AArch64 backend:AMDGPU backend:ARM backend:Hexagon backend:loongarch backend:PowerPC backend:RISC-V backend:WebAssembly backend:X86 clang:openmp

OpenMP related changes to Clang

flang:openmp llvm:analysis llvm:globalisel llvm:ir llvm:SelectionDAG

SelectionDAGISel as well

llvm:support llvm:transforms mlir:llvm mlir

#105553 opened Aug 21, 2024 by anjenner

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[LoongArch] Backend Optimizers too aggressive for SIMD, causing worsen codegen backend:loongarch

#100907 opened Jul 27, 2024 by trcrsired

Optimize count leading ones if promoted type backend:AArch64 backend:loongarch backend:X86 llvm:globalisel llvm:SelectionDAG

SelectionDAGISel as well

llvm:transforms

#99591 opened Jul 19, 2024 by v01dXYZ

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[MachineCopyPropagation, Scheduler] Detect and fix suboptimal instruction order to enable optimizations backend:AArch64 backend:AMDGPU backend:loongarch backend:PowerPC backend:SystemZ backend:X86 llvm:globalisel llvm:regalloc

#98087 opened Jul 8, 2024 by spaits

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LLVM miscompiles consecutive half operations by using too much precision on several backends backend:AVR backend:Hexagon backend:loongarch backend:m68k backend:MIPS backend:MSP430 backend:PowerPC backend:Sparc backend:WebAssembly floating-point

Floating-point math

miscompilation

#97975 opened Jul 7, 2024 by beetrees

2 of 11 tasks

[clang] Improve diagnostics for constraints of inline asm (NFC) backend:AArch64 backend:AMDGPU backend:ARM backend:DirectX backend:loongarch backend:m68k backend:MSP430 backend:PowerPC backend:RISC-V backend:Sparc backend:SystemZ backend:WebAssembly clang:codegen clang:frontend

Language frontend issues, e.g. anything involving "Sema"

clang

Clang issues not falling into any other category

#96363 opened Jun 21, 2024 by e-kud

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[llvm][test] Fix filecheck annotation typos [2/n] backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:m68k backend:NVPTX backend:PowerPC backend:SPIR-V backend:SystemZ backend:WebAssembly backend:X86 coroutines

C++20 coroutines

debuginfo llvm:analysis llvm:binary-utilities llvm:globalisel llvm:transforms mc

Machine (object) code

PGO

Profile Guided Optimizations

#95433 opened Jun 13, 2024 by klensy

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[llvm][test] Fix filecheck annotation typos [1.5/n] backend:AArch64 backend:ARM backend:loongarch backend:m68k backend:NVPTX backend:PowerPC backend:SPIR-V backend:SystemZ backend:WebAssembly backend:X86 coroutines

C++20 coroutines

debuginfo llvm:analysis llvm:binary-utilities llvm:transforms mc

Machine (object) code

PGO

Profile Guided Optimizations

#94857 opened Jun 8, 2024 by klensy

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[llvm][test] Fix filecheck annotation typos [1/n] backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:m68k backend:NVPTX backend:PowerPC backend:SPIR-V backend:SystemZ backend:WebAssembly backend:X86 coroutines

C++20 coroutines

debuginfo llvm:analysis llvm:binary-utilities llvm:transforms mc

Machine (object) code

PGO

Profile Guided Optimizations

#93673 opened May 29, 2024 by klensy

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fatal error: error in backend: Cannot select: 0x7fffe4f5a020: ch = store<(store (s256) into %ir.30 + 32, align 8)> 0x7fffe4f97a20, 0x7fffe4f96de0, 0x7fffe4fddcc0, undef:i64 backend:loongarch crash

Prefer [crash-on-valid] or [crash-on-invalid]

llvm:SelectionDAG

SelectionDAGISel as well

#93372 opened May 25, 2024 by yzewei

[DAGCombiner] Set shift flags during visit. backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:PowerPC backend:RISC-V backend:SystemZ backend:WebAssembly backend:X86 llvm:SelectionDAG

SelectionDAGISel as well

#91239 opened May 6, 2024 by goldsteinn • Draft

[LegalizeDAG][X86][AArch64][LoongArch] Freeze index when converting extract_elt/extract_subvector to load/store on stack. backend:AArch64 backend:loongarch backend:X86 llvm:SelectionDAG

SelectionDAGISel as well

#88985 opened Apr 16, 2024 by topperc

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[RISCV][LoongArch] 2006-07-03-schedulers.ll failed when LLVM_ENABLE_EXPENSIVE_CHECKS is ON backend:loongarch backend:RISC-V bug

Indicates an unexpected problem or unintended behavior

#78262 opened Jan 16, 2024 by wangpc-pp

Move ExpandMemCmp and MergeIcmp to the middle end backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:m68k backend:X86 llvm:transforms

#77370 opened Jan 8, 2024 by gbaraldi

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[RFC] Introducing __builtin_consistent to generate AArch64 BC.cond … backend:AArch64 backend:ARM backend:loongarch backend:m68k backend:MSP430 backend:RISC-V backend:Sparc backend:SPIR-V backend:WebAssembly backend:X86 clang:analysis clang:codegen clang:dataflow

Clang Dataflow Analysis framework - https://clang.llvm.org/docs/DataFlowAnalysisIntro.html

clang:frontend

Language frontend issues, e.g. anything involving "Sema"

clang:static analyzer clang

Clang issues not falling into any other category

llvm:ir llvm:SelectionDAG

SelectionDAGISel as well

llvm:transforms

#72175 opened Nov 14, 2023 by ilinpv

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[LoongArch] MC relaxation for out-of-range conditional branch backend:loongarch lld:ELF lld mc

Machine (object) code

#72095 opened Nov 13, 2023 by MQ-mengqing

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Unsupported architecture for jump tables backend:loongarch crash

Prefer [crash-on-valid] or [crash-on-invalid]

incomplete

Issue not complete (e.g. missing a reproducer, build arguments, etc.)

LTO

Link time optimization (regular/full LTO or ThinLTO)

#71633 opened Nov 8, 2023 by yuguanshui

[Clang][LoongArch] Support basic fp16, fp128 backend:loongarch clang:frontend

Language frontend issues, e.g. anything involving "Sema"

clang

Clang issues not falling into any other category

#68851 opened Oct 12, 2023 by Xinmudotmoe

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[IR] Add intrinsics to represent complex multiply and divide operations backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:X86 llvm:ir llvm:SelectionDAG

SelectionDAGISel as well

#68742 opened Oct 10, 2023 by jcranmer-intel

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Replace llvm.memcpy et al's i1 isVolatile with i8 VolFlags backend:AArch64 backend:AMDGPU backend:ARM backend:loongarch backend:MSP430 backend:RISC-V backend:Sparc backend:WebAssembly backend:X86 clang:codegen clang

Clang issues not falling into any other category

debuginfo flang:driver flang:fir-hlfir flang:openmp flang

Flang issues not falling into any other category

llvm:analysis llvm:globalisel llvm:ir llvm:SelectionDAG

SelectionDAGISel as well

llvm:support llvm:transforms mlir:llvm mlir:spirv mlir PGO

Profile Guided Optimizations

#65748 opened Sep 8, 2023 by urnathan

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[LoongArch] Do not know how to soften llvm.{min,max}imum.{f32,f64} result backend:loongarch

#64208 opened Jul 28, 2023 by Urgau

sys-devel/clang-16.0.0.9999: CMake Error at /usr/lib/llvm/16/lib64/cmake/llvm/AddLLVM.cmake:536 (add_dependencies): The dependency target "RISCVTargetParserTableGen" of target "obj.clangBasic" does not exist. backend:loongarch build-problem platform:linux

#60126 opened Jan 18, 2023 by HougeLangley

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