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Revision tags: llvmorg-18.1.8, llvmorg-18.1.7, llvmorg-18.1.6, llvmorg-18.1.5, llvmorg-18.1.4, llvmorg-18.1.3, llvmorg-18.1.2, llvmorg-18.1.1, llvmorg-18.1.0, llvmorg-18.1.0-rc4, llvmorg-18.1.0-rc3, llvmorg-18.1.0-rc2, llvmorg-18.1.0-rc1, llvmorg-19-init, llvmorg-17.0.6, llvmorg-17.0.5, llvmorg-17.0.4, llvmorg-17.0.3, llvmorg-17.0.2, llvmorg-17.0.1, llvmorg-17.0.0, llvmorg-17.0.0-rc4, llvmorg-17.0.0-rc3, llvmorg-17.0.0-rc2, llvmorg-17.0.0-rc1, llvmorg-18-init, llvmorg-16.0.6, llvmorg-16.0.5, llvmorg-16.0.4, llvmorg-16.0.3, llvmorg-16.0.2, llvmorg-16.0.1, llvmorg-16.0.0, llvmorg-16.0.0-rc4, llvmorg-16.0.0-rc3, llvmorg-16.0.0-rc2, llvmorg-16.0.0-rc1, llvmorg-17-init, llvmorg-15.0.7
# 11537c5f 23-Dec-2022 Nikita Popov <npopov@redhat.com>

[LoopDeletion] Convert tests to opaque pointers (NFC)


Revision tags: llvmorg-15.0.6, llvmorg-15.0.5, llvmorg-15.0.4, llvmorg-15.0.3, working, llvmorg-15.0.2, llvmorg-15.0.1, llvmorg-15.0.0, llvmorg-15.0.0-rc3, llvmorg-15.0.0-rc2, llvmorg-15.0.0-rc1, llvmorg-16-init, llvmorg-14.0.6, llvmorg-14.0.5, llvmorg-14.0.4, llvmorg-14.0.3, llvmorg-14.0.2, llvmorg-14.0.1, llvmorg-14.0.0, llvmorg-14.0.0-rc4, llvmorg-14.0.0-rc3, llvmorg-14.0.0-rc2, llvmorg-14.0.0-rc1, llvmorg-15-init, llvmorg-13.0.1, llvmorg-13.0.1-rc3, llvmorg-13.0.1-rc2, llvmorg-13.0.1-rc1, llvmorg-13.0.0, llvmorg-13.0.0-rc4, llvmorg-13.0.0-rc3, llvmorg-13.0.0-rc2, llvmorg-13.0.0-rc1, llvmorg-14-init
# f59209a8 13-Jul-2021 Nikita Popov <nikita.ppv@gmail.com>

[AsmParser] Unify parsing of attributes

Continuing on from D105780, this should be the last major bit of
attribute cleanup. Currently, LLParser implements attribute parsing
for functions, parameters

[AsmParser] Unify parsing of attributes

Continuing on from D105780, this should be the last major bit of
attribute cleanup. Currently, LLParser implements attribute parsing
for functions, parameters and returns separately, enumerating all
supported (and unsupported) attributes each time. This patch
extracts the common parsing logic, and performs a check afterwards
whether the attribute is valid in the given position. Parameters
and returns are handled together, while function attributes need
slightly different logic to support attribute groups.

Differential Revision: https://reviews.llvm.org/D105938

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Revision tags: llvmorg-12.0.1, llvmorg-12.0.1-rc4, llvmorg-12.0.1-rc3, llvmorg-12.0.1-rc2, llvmorg-12.0.1-rc1, llvmorg-12.0.0, llvmorg-12.0.0-rc5, llvmorg-12.0.0-rc4, llvmorg-12.0.0-rc3, llvmorg-12.0.0-rc2, llvmorg-11.1.0, llvmorg-11.1.0-rc3, llvmorg-12.0.0-rc1, llvmorg-13-init, llvmorg-11.1.0-rc2, llvmorg-11.1.0-rc1, llvmorg-11.0.1, llvmorg-11.0.1-rc2, llvmorg-11.0.1-rc1, llvmorg-11.0.0, llvmorg-11.0.0-rc6, llvmorg-11.0.0-rc5, llvmorg-11.0.0-rc4
# 8d5b289a 26-Sep-2020 Tyker <tyker1@outlook.com>

[LoopDelete][Assume] Allow deleting loops with assumes

This pervent very poor optimization caused by a signle assume like https://godbolt.org/z/EK3oMh

baseline flags: -O3
patched flags: -O3 -mllvm

[LoopDelete][Assume] Allow deleting loops with assumes

This pervent very poor optimization caused by a signle assume like https://godbolt.org/z/EK3oMh

baseline flags: -O3
patched flags: -O3 -mllvm --enable-knowledge-retention

Before the patch
```
Metric: compile_time
Program baseline patched diff
test-suite :: CTMark/tramp3d-v4/tramp3d-v4.test 20.72 29.74 43.5%
test-suite :: CTMark/Bullet/bullet.test 24.39 24.91 2.2%
test-suite :: CTMark/7zip/7zip-benchmark.test 37.39 38.06 1.8%
test-suite :: CTMark/kimwitu++/kc.test 11.76 11.94 1.5%
test-suite :: CTMark/sqlite3/sqlite3.test 12.94 12.91 -0.3%
test-suite :: CTMark/SPASS/SPASS.test 11.72 11.70 -0.2%
test-suite :: CTMark/lencod/lencod.test 16.12 16.10 -0.1%
test-suite :: CTMark/ClamAV/clamscan.test 13.31 13.30 -0.1%
test-suite :: CTMark/mafft/pairlocalalign.test 9.12 9.12 -0.1%
test-suite :: CTMark/consumer-typeset/consumer-typeset.test 9.34 9.34 -0.1%
Geomean difference 4.2%

Metric: compiler_Kinst_count
Program baseline patched diff
test-suite :: CTMark/tramp3d-v4/tramp3d-v4.test 107576069.87 172886418.90 60.7%
test-suite :: CTMark/Bullet/bullet.test 123291865.66 125457117.96 1.8%
test-suite :: CTMark/kimwitu++/kc.test 56347884.64 57298544.14 1.7%
test-suite :: CTMark/7zip/7zip-benchmark.test 180637699.58 183341656.57 1.5%
test-suite :: CTMark/sqlite3/sqlite3.test 66723788.85 66664692.80 -0.1%
test-suite :: CTMark/ClamAV/clamscan.test 69581500.56 69597863.92 0.0%
test-suite :: CTMark/lencod/lencod.test 94236501.48 94216545.32 -0.0%
test-suite :: CTMark/SPASS/SPASS.test 58516756.95 58505089.07 -0.0%
test-suite :: CTMark/consumer-typeset/consumer-typeset.test 48832815.53 48841989.39 0.0%
test-suite :: CTMark/mafft/pairlocalalign.test 49682720.53 49686324.34 0.0%
Geomean difference 5.4%
```

After the patch
```
Metric: compile_time
Program baseline patched diff
test-suite :: CTMark/tramp3d-v4/tramp3d-v4.test 20.70 22.40 8.2%
test-suite :: CTMark/7zip/7zip-benchmark.test 37.13 38.05 2.5%
test-suite :: CTMark/Bullet/bullet.test 24.25 24.83 2.4%
test-suite :: CTMark/kimwitu++/kc.test 11.69 11.94 2.2%
test-suite :: CTMark/ClamAV/clamscan.test 13.19 13.36 1.3%
test-suite :: CTMark/lencod/lencod.test 16.02 16.19 1.1%
test-suite :: CTMark/consumer-typeset/consumer-typeset.test 9.29 9.36 0.7%
test-suite :: CTMark/SPASS/SPASS.test 11.64 11.73 0.7%
test-suite :: CTMark/mafft/pairlocalalign.test 9.10 9.15 0.5%
test-suite :: CTMark/sqlite3/sqlite3.test 12.95 12.96 0.0%
Geomean difference 1.9%

Metric: compiler_Kinst_count
Program baseline patched diff
test-suite :: CTMark/tramp3d-v4/tramp3d-v4.test 107590933.61 114044834.72 6.0%
test-suite :: CTMark/kimwitu++/kc.test 56344526.77 57235806.29 1.6%
test-suite :: CTMark/Bullet/bullet.test 123291285.10 125128334.97 1.5%
test-suite :: CTMark/7zip/7zip-benchmark.test 180641540.10 183155706.39 1.4%
test-suite :: CTMark/sqlite3/sqlite3.test 66725619.22 66668713.92 -0.1%
test-suite :: CTMark/SPASS/SPASS.test 58509029.85 58478704.75 -0.1%
test-suite :: CTMark/consumer-typeset/consumer-typeset.test 48843711.23 48826894.68 -0.0%
test-suite :: CTMark/lencod/lencod.test 94233305.79 94207544.23 -0.0%
test-suite :: CTMark/ClamAV/clamscan.test 69587887.66 69603549.90 0.0%
test-suite :: CTMark/mafft/pairlocalalign.test 49686968.65 49689291.04 0.0%
Geomean difference 1.0%
```

Reviewed By: jdoerfert, efriedma

Differential Revision: https://reviews.llvm.org/D86816

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