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, 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, llvmorg-12.0.1, llvmorg-12.0.1-rc4, llvmorg-12.0.1-rc3 |
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#
f617ab10 |
| 25-Jun-2021 |
Tomas Matheson <tomas.matheson@arm.com> |
[NPM] Resolve llvmGetPassPluginInfo to the plugin being loaded
Dynamically loaded plugins for the new pass manager are initialised by calling llvmGetPassPluginInfo. This is defined as a weak symbol
[NPM] Resolve llvmGetPassPluginInfo to the plugin being loaded
Dynamically loaded plugins for the new pass manager are initialised by calling llvmGetPassPluginInfo. This is defined as a weak symbol so that it is continually redefined by each plugin that is loaded. When loading a plugin from a shared library, the intention is that llvmGetPassPluginInfo will be resolved to the definition in the most recent plugin. However, using a global search for this resolution can fail in situations where multiple plugins are loaded.
Currently:
* If a plugin does not define llvmGetPassPluginInfo, then it will be silently resolved to the previous plugin's definition.
* If loading the same plugin twice with another in between, e.g. plugin A/plugin B/plugin A, then the second load of plugin A will resolve to llvmGetPassPluginInfo in plugin B.
* The previous case can also occur when a dynamic library defines both NPM and legacy plugins; the legacy plugins are loaded first and then with `-fplugin=A -fpass-plugin=B -fpass-plugin=A`: A will be loaded as a legacy plugin and define llvmGetPassPluginInfo; B will be loaded and redefine it; and finally when A is loaded as an NPM plugin it will be resolved to the definition from B.
Instead of searching globally, restrict the symbol lookup to the library that is currently being loaded.
Differential Revision: https://reviews.llvm.org/D104916
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Revision tags: 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, llvmorg-11.0.0-rc3, llvmorg-11.0.0-rc2, llvmorg-11.0.0-rc1, llvmorg-12-init, llvmorg-10.0.1, llvmorg-10.0.1-rc4, llvmorg-10.0.1-rc3, llvmorg-10.0.1-rc2, llvmorg-10.0.1-rc1, llvmorg-10.0.0, llvmorg-10.0.0-rc6, llvmorg-10.0.0-rc5, llvmorg-10.0.0-rc4, llvmorg-10.0.0-rc3, llvmorg-10.0.0-rc2, llvmorg-10.0.0-rc1, llvmorg-11-init, llvmorg-9.0.1, llvmorg-9.0.1-rc3, llvmorg-9.0.1-rc2, llvmorg-9.0.1-rc1, llvmorg-9.0.0, llvmorg-9.0.0-rc6, llvmorg-9.0.0-rc5, llvmorg-9.0.0-rc4, llvmorg-9.0.0-rc3, llvmorg-9.0.0-rc2, llvmorg-9.0.0-rc1, llvmorg-10-init, llvmorg-8.0.1, llvmorg-8.0.1-rc4, llvmorg-8.0.1-rc3, llvmorg-8.0.1-rc2, llvmorg-8.0.1-rc1, llvmorg-8.0.0, llvmorg-8.0.0-rc5, llvmorg-8.0.0-rc4, llvmorg-8.0.0-rc3, llvmorg-7.1.0, llvmorg-7.1.0-rc1, llvmorg-8.0.0-rc2, llvmorg-8.0.0-rc1 |
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#
2946cd70 |
| 19-Jan-2019 |
Chandler Carruth <chandlerc@gmail.com> |
Update the file headers across all of the LLVM projects in the monorepo to reflect the new license.
We understand that people may be surprised that we're moving the header entirely to discuss the ne
Update the file headers across all of the LLVM projects in the monorepo to reflect the new license.
We understand that people may be surprised that we're moving the header entirely to discuss the new license. We checked this carefully with the Foundation's lawyer and we believe this is the correct approach.
Essentially, all code in the project is now made available by the LLVM project under our new license, so you will see that the license headers include that license only. Some of our contributors have contributed code under our old license, and accordingly, we have retained a copy of our old license notice in the top-level files in each project and repository.
llvm-svn: 351636
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Revision tags: llvmorg-7.0.1, llvmorg-7.0.1-rc3, llvmorg-7.0.1-rc2, llvmorg-7.0.1-rc1, llvmorg-7.0.0, llvmorg-7.0.0-rc3, llvmorg-7.0.0-rc2, llvmorg-7.0.0-rc1, llvmorg-6.0.1, llvmorg-6.0.1-rc3, llvmorg-6.0.1-rc2 |
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ad9a0429 |
| 30-Apr-2018 |
Gabor Buella <gabor.buella@intel.com> |
NFC, Avoid a warning on pointer casting in PassPlugin.cpp
llvm-svn: 331179
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Revision tags: llvmorg-6.0.1-rc1 |
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131fb978 |
| 05-Apr-2018 |
Philip Pfaffe <philip.pfaffe@gmail.com> |
Re-land r329273: [Plugins] Add a slim plugin API to work together with the new PM
Fix unittest: Do not link LLVM into the test plugin. Additionally, remove an unrelated change that slipped in in r32
Re-land r329273: [Plugins] Add a slim plugin API to work together with the new PM
Fix unittest: Do not link LLVM into the test plugin. Additionally, remove an unrelated change that slipped in in r329273.
llvm-svn: 329293
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#
e8f3ae9d |
| 05-Apr-2018 |
Philip Pfaffe <philip.pfaffe@gmail.com> |
[Plugins] Add a slim plugin API to work together with the new PM
Summary: Add a new plugin API. This closes the gap between pass registration and out-of-tree passes for the new PassManager.
Unlike
[Plugins] Add a slim plugin API to work together with the new PM
Summary: Add a new plugin API. This closes the gap between pass registration and out-of-tree passes for the new PassManager.
Unlike with the existing API, interaction with a plugin is always initiated from the tools perspective. I.e., when a plugin is loaded, it resolves and calls a well-known symbol `llvmGetPassPluginInfo` to obtain details about the plugin. The fundamental motivation is to get rid of as many global constructors as possible. The API exposed by the plugin info is kept intentionally minimal.
Reviewers: chandlerc
Reviewed By: chandlerc
Subscribers: bollu, grosser, lksbhm, mgorny, llvm-commits
Differential Revision: https://reviews.llvm.org/D35258
llvm-svn: 329273
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