[llvm] [SelectionDAG] Add computeKnownBits support for ISD::VECREDUCE_ADD (PR #207631)
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Fri Jul 10 00:00:29 PDT 2026
github-actions[bot] wrote:
test-suite diff from f348b0d2e72777f0f3de9180fa7ca80f39e62ef1...7eb7a3788ddb78dd7646d03a49fe66b5e9881d4e: https://github.com/llvm/llvm-project/actions/runs/29072889293/artifacts/8220482833
Statistics: https://github.com/llvm/llvm-project/actions/runs/29072889293/artifacts/8220483210
## riscv64-linux-gnu `-march=rva23u64 -O3`
| ('Program', '') | ('size..text', 'base') | ('size..text', 'head') | ('size..text', 'diff') |
|:--------------------------------------------|-------------------------:|-------------------------:|-------------------------:|
| Applications/SIBsim4/SIBsim4 | 27324 | 27330 | 0.000219587 |
| Applications/JM/lencod/lencod | 551470 | 551492 | 3.98934e-05 |
| Applications/JM/ldecod/ldecod | 227372 | 227380 | 3.51846e-05 |
| Benchmarks...ch/consumer-jpeg/consumer-jpeg | 106212 | 106214 | 1.88303e-05 |
| Benchmarks.../mediabench/jpeg/jpeg-6a/cjpeg | 109386 | 109388 | 1.82839e-05 |
| Geomean difference | nan | nan | -1.93342e-06 |
## aarch64-linux-gnu `-march=armv9-a -O3`
| ('Program', '') | ('size..text', 'base') | ('size..text', 'head') | ('size..text', 'diff') |
|:-------------------|-------------------------:|-------------------------:|-------------------------:|
| Geomean difference | nan | nan | 0 |
## x86_64-linux-gnu `-march=x86-64-v3 -O3`
| ('Program', '') | ('size..text', 'base') | ('size..text', 'head') | ('size..text', 'diff') |
|:-------------------|-------------------------:|-------------------------:|-------------------------:|
| Geomean difference | nan | nan | 0 |
https://github.com/llvm/llvm-project/pull/207631
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