Xilinx/llvm-aie

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Fork of LLVM to support AMD AIEngine processors

Stars: 211
Forks: 46
Open beginner issues: 0
Indexed issues: 19
Avg merge: 1d 22h
Merged PRs (30d): 25

Dominant language: LLVM
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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19 open issues indexed

[AIE2P] adjustSPReg: report_fatal_error for stack adjustments beyond ±2^18 bytes (unimplemented materialization) Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

Xilinx/llvm-aie#1293 · 1 comment · Opened Sep 15, 2026
[AIE2P] Pre-RA scheduler spills 102 values where chess spills 2, at the same bundle count Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

Xilinx/llvm-aie#1289 · Opened Sep 11, 2026
Complex number support is limited (in compare to CHESS). Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

Xilinx/llvm-aie#1273 · Opened Aug 30, 2026
`sizeof(bfp16ebs8) == 1`, not 9 Open

Difficulty 4/5 3-5 days Newbie friendliness 56/100

Xilinx/llvm-aie#1232 · 6 comments · Opened Aug 8, 2026
[AIE2P] Compiling a BFP16 matrix-multiplication kernel for AIE2P fails in the AIE2 assembly printer Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

Xilinx/llvm-aie#1090 · Opened Jul 13, 2026
[AIE2P][PostPipeliner] II=18 vs chess II=11 on bf16/BFP16 matmul-accumulate loop — false loop-carried anti-deps from pipelining-unaware register allocation Open

Xilinx/llvm-aie#1066 · 3 comments · 1 assignee · Opened Jun 30, 2026
[AIE] 8-byte scalar copy not coalesced at -O2/-O3 (works at -O1/-Os/-Oz); `memcpy(.,.,8)` never coalesces Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

Xilinx/llvm-aie#1028 · 1 comment · Opened Jun 11, 2026
[AIE] `chess_storage(TM:...)` is silently ignored (no warning) Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

Xilinx/llvm-aie#1027 · Opened Jun 11, 2026
[aie2p/aie2ps] Backend fails to legalize G_ZEXTLOAD (s128) from (s64) — blocks sparse MAC in C++ Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Xilinx/llvm-aie#962 · Opened Apr 22, 2026
ICE at -O0 / wrong code at -O1,-O2 with BFP16-emulated MMUL<8,8,8> and shuffle_up_fill Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

Xilinx/llvm-aie#847 · 8 comments · Opened Mar 13, 2026
[AIE2P] Large struct phi with zeroinitializer fails to zero ACC2048 registers; crashes at -O0 Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

Xilinx/llvm-aie#805 · Opened Mar 1, 2026
Worse code with higher `min_iteration_count`? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Xilinx/llvm-aie#639 · 1 comment · Opened Sep 4, 2025
Lowering of llvm mul <32xi16> Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Xilinx/llvm-aie#488 · 1 comment · Opened Jun 12, 2025
Lowering of llvm trunc instruction Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Xilinx/llvm-aie#482 · 4 comments · Opened Jun 9, 2025
Hang calling llc with aie2p target, after opt with -On n>0. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

Xilinx/llvm-aie#315 · 9 comments · Opened Jan 29, 2025
Is there a tutorial about aie environment configuration? Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

Xilinx/llvm-aie#218 · 3 comments · Opened Oct 22, 2024
Convolution 2D kernel use case Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

Xilinx/llvm-aie#160 · 7 comments · Opened Aug 20, 2024
Support for software pipelining in pragmas. Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

Xilinx/llvm-aie#126 · 4 comments · 1 reaction · Opened Jul 17, 2024
Support for legalization of <2 x s32> Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Xilinx/llvm-aie#102 · 9 comments · Opened Jun 27, 2024

Xilinx/llvm-aie

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