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2023-04-19[OpenMP] Prefix outlined and reduction func names with original func's nameItay Bookstein
This patch prefixes omp outlined helpers and reduction funcs with the original function's name. Reviewed By: jdoerfert Differential Revision: https://reviews.llvm.org/D140722
2023-04-19Revert "[OpenMP] Prefix outlined and reduction func names with original ↵Itay Bookstein
func's name" This reverts commit 029bfc311d4d7d3cd90be81bb08c046848796d02.
2023-04-19[OpenMP] Prefix outlined and reduction func names with original func's nameItay Bookstein
This patch attempts to prefix omp outlined helpers and reduction funcs with the original function's name. Reviewed By: jdoerfert Differential Revision: https://reviews.llvm.org/D140722
2023-01-09[OpenMP][NFC] Rerun the update_cc_test_checks on most OpenMP testsJohannes Doerfert
The script changes over time and unrelated changes to the test check lines should not pollute future revisions.
2022-10-07[OpenMP] Convert tests to opaque pointers (NFC)Nikita Popov
Conversion performed using the script at: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34 These are only tests where no manual fixup was required.
2022-09-15Revert "[OpenMP] Codegen aggregate for outlined function captures"Dhruva Chakrabarti
This reverts commit 7539e9cf811e590d9f12ae39673ca789e26386b4.
2022-09-15[OpenMP] Codegen aggregate for outlined function capturesGiorgis Georgakoudis
Parallel regions are outlined as functions with capture variables explicitly generated as distinct parameters in the function's argument list. That complicates the fork_call interface in the OpenMP runtime: (1) the fork_call is variadic since there is a variable number of arguments to forward to the outlined function, (2) wrapping/unwrapping arguments happens in the OpenMP runtime, which is sub-optimal, has been a source of ABI bugs, and has a hardcoded limit (16) in the number of arguments, (3) forwarded arguments must cast to pointer types, which complicates debugging. This patch avoids those issues by aggregating captured arguments in a struct to pass to the fork_call. Reviewed By: jdoerfert, jhuber6, ABataev Differential Revision: https://reviews.llvm.org/D102107
2022-04-07[OpaquePtrs][Clang] Add -no-opaque-pointers to tests (NFC)Nikita Popov
This adds -no-opaque-pointers to clang tests whose output will change when opaque pointers are enabled by default. This is intended to be part of the migration approach described in https://discourse.llvm.org/t/enabling-opaque-pointers-by-default/61322/9. The patch has been produced by replacing %clang_cc1 with %clang_cc1 -no-opaque-pointers for tests that fail with opaque pointers enabled. Worth noting that this doesn't cover all tests, there's a remaining ~40 tests not using %clang_cc1 that will need a followup change. Differential Revision: https://reviews.llvm.org/D123115
2022-02-02Skip exception cleanups when the innermost scope is EHTerminateScope.James Y Knight
EHTerminateScope is used to implement C++ noexcept semantics. Per C++ [except.terminate], it is implemented-defined whether no, some, or all cleanups are run prior to terminatation. Therefore, the code to run cleanups on the way towards termination is unnecessary, and may be omitted. After this change, we will still run some cleanups: any cleanups in a function called from the noexcept function will continue to run, while those in the noexcept function itself will not. (Commit attempt 2: check InnermostEHScope != stable_end() before accessing it.) Differential Revision: https://reviews.llvm.org/D113620
2022-01-16[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and ↵hyeongyu kim
turn it off by default Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions. I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default. Test updates are made as a separate patch: D108453 Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D105169
2022-01-14Revert "Skip exception cleanups when the innermost scope is EHTerminateScope."James Y Knight
Breaks tests on some platforms. Reverting while investigating. This reverts commit a4e255f9c6d4458fa6e70394af626f3b65e0a26d.
2022-01-14Skip exception cleanups when the innermost scope is EHTerminateScope.James Y Knight
EHTerminateScope is used to implement C++ noexcept semantics. Per C++ [except.terminate], it is implemented-defined whether no, some, or all cleanups are run prior to terminatation. Therefore, the code to run cleanups on the way towards termination is unnecessary, and may be omitted. After this change, we will still run some cleanups: any cleanups in a function called from the noexcept function will continue to run, while those in the noexcept function itself will not. Differential Revision: https://reviews.llvm.org/D113620
2021-11-09Revert "[Clang/Test]: Rename enable_noundef_analysis to ↵hyeongyu kim
disable-noundef-analysis and turn it off by default" This reverts commit aacfbb953eb705af2ecfeb95a6262818fa85dd92. Revert "Fix lit test failures in CodeGenCoroutines" This reverts commit 63fff0f5bffe20fa2c84a45a41161afa0043cb34.
2021-11-06[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and ↵hyeongyukim
turn it off by default Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions. I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default. Test updates are made as a separate patch: D108453 Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D105169 [Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and turn it off by default (2) This patch updates test files after D105169. Autogenerated test codes are changed by `utils/update_cc_test_checks.py,` and non-autogenerated test codes are changed as follows: (1) I wrote a python script that (partially) updates the tests using regex: {F18594904} The script is not perfect, but I believe it gives hints about which patterns are updated to have `noundef` attached. (2) The remaining tests are updated manually. Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D108453 Resolve lit failures in clang after 8ca4b3e's land Fix lit test failures in clang-ppc* and clang-x64-windows-msvc Fix missing failures in clang-ppc64be* and retry fixing clang-x64-windows-msvc Fix internal_clone(aarch64) inline assembly
2021-11-06Revert "[Clang/Test]: Rename enable_noundef_analysis to ↵Juneyoung Lee
disable-noundef-analysis and turn it off by default" This reverts commit 7584ef766a7219b6ee5a400637206d26e0fa98ac.
2021-11-06[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and ↵Juneyoung Lee
turn it off by default Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions. I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default. Test updates are made as a separate patch: D108453 Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D105169
2021-10-18Revert D105169 due to the two-stage failure in ASANJuneyoung Lee
This reverts the following commits: 37ca7a795b277c20c02a218bf44052278c03344b 9aa6c72b92b6c89cc6d23b693257df9af7de2d15 705387c5074bcca36d626882462ebbc2bcc3bed4 8ca4b3ef19fe82d7ad6a6e1515317dcc01b41515 80dba72a669b5416e97a42fd2c2a7bc5a6d3f44a
2021-10-16[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and ↵Juneyoung Lee
turn it off by default (2) This patch updates test files after D105169. Autogenerated test codes are changed by `utils/update_cc_test_checks.py,` and non-autogenerated test codes are changed as follows: (1) I wrote a python script that (partially) updates the tests using regex: {F18594904} The script is not perfect, but I believe it gives hints about which patterns are updated to have `noundef` attached. (2) The remaining tests are updated manually. Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D108453
2021-09-21Revert "[OpenMP] Codegen aggregate for outlined function captures"Giorgis Georgakoudis
This reverts commit 1d66649adf28d48ae1731516d87fb899426e3349. Revert to fix AMG GPU issue.
2021-09-21[OpenMP] Codegen aggregate for outlined function capturesGiorgis Georgakoudis
Parallel regions are outlined as functions with capture variables explicitly generated as distinct parameters in the function's argument list. That complicates the fork_call interface in the OpenMP runtime: (1) the fork_call is variadic since there is a variable number of arguments to forward to the outlined function, (2) wrapping/unwrapping arguments happens in the OpenMP runtime, which is sub-optimal, has been a source of ABI bugs, and has a hardcoded limit (16) in the number of arguments, (3) forwarded arguments must cast to pointer types, which complicates debugging. This patch avoids those issues by aggregating captured arguments in a struct to pass to the fork_call. Reviewed By: jdoerfert, jhuber6 Differential Revision: https://reviews.llvm.org/D102107
2021-07-19Revert "[OpenMP] Codegen aggregate for outlined function captures"Giorgis Georgakoudis
This reverts commit e9c7291cb25f071f1a1dfa4049ed9f5a8a217b3e. Fix failing tests
2021-07-16[OpenMP] Codegen aggregate for outlined function capturesGiorgis Georgakoudis
Parallel regions are outlined as functions with capture variables explicitly generated as distinct parameters in the function's argument list. That complicates the fork_call interface in the OpenMP runtime: (1) the fork_call is variadic since there is a variable number of arguments to forward to the outlined function, (2) wrapping/unwrapping arguments happens in the OpenMP runtime, which is sub-optimal, has been a source of ABI bugs, and has a hardcoded limit (16) in the number of arguments, (3) forwarded arguments must cast to pointer types, which complicates debugging. This patch avoids those issues by aggregating captured arguments in a struct to pass to the fork_call. Reviewed By: jdoerfert Differential Revision: https://reviews.llvm.org/D102107
2021-05-19[OpenMP][NFC] Remove SIMD check lines for non-simd testsJohannes Doerfert
If a test does not contain an " simd" but -fopenmp-simd RUN lines we can just check that we do not create __kmpc|__tgt calls. Reviewed By: ABataev Differential Revision: https://reviews.llvm.org/D101973
2021-05-05[OpenMP][NFC] Refactor Clang OpenMP tests using update_cc_test_checksGiorgis Georgakoudis
This patch refactors a subset of Clang OpenMP tests, generating checklines using the update_cc_test_checks script. This refactoring facilitates updating the Clang OpenMP code generation codebase by automating test generation. Reviewed By: jdoerfert Differential Revision: https://reviews.llvm.org/D101849
2021-05-04Revert "[OpenMP][NFC] Refactor Clang OpenMP tests using update_cc_test_checks"Giorgis Georgakoudis
This reverts commit 956cae2f09b21429dbcb02066c99e35a239aa4bf.
2021-05-04[OpenMP][NFC] Refactor Clang OpenMP tests using update_cc_test_checksGiorgis Georgakoudis
This patch refactors a subset of Clang OpenMP tests, generating checklines using the update_cc_test_checks script. This refactoring facilitates updating the Clang OpenMP code generation codebase by automating test generation. Reviewed By: jdoerfert Differential Revision: https://reviews.llvm.org/D101849
2020-08-10[OpenMP][NFC] Reuse OMPIRBuilder `struct ident_t` handling in ClangJohannes Doerfert
Replace the `ident_t` handling in Clang with the methods offered by the OMPIRBuilder. This cuts down on the clang code as well as the differences between the two, making further transitions easier. Tests have changed but there should not be a real functional change. The most interesting difference is probably that we stop generating local ident_t allocations for now and just use globals. Given that this happens only with debug info, the location part of the `ident_t` is probably bigger than the test anyway. As the location part is already a global, we can avoid the allocation, memcpy, and store in favor of a constant global that is slightly bigger. This can be revisited if there are complications. Reviewed By: ABataev Differential Revision: https://reviews.llvm.org/D80735
2020-06-01[OpenMP] Replace Clang's OpenMP RTL Definitions with OMPKinds.defJoseph Huber
Summary: This changes Clang's generation of OpenMP runtime functions to use the types and functions defined in OpenMPKinds and OpenMPConstants. New OpenMP runtime function information should now be added to OMPKinds.def. This patch also changed the definitions of __kmpc_push_num_teams and __kmpc_copyprivate to match those found in the runtime. Reviewers: jdoerfert Reviewed By: jdoerfert Subscribers: jfb, AndreyChurbanov, openmp-commits, fghanim, hiraditya, sstefan1, cfe-commits, llvm-commits Tags: #openmp, #clang, #llvm Differential Revision: https://reviews.llvm.org/D80222
2019-10-17[OPENMP]Improve use of the global tid parameter.Alexey Bataev
If we can determined, that the global tid parameter can be used in the function, better to use it rather than calling __kmpc_global_thread_num function. llvm-svn: 375134
2018-04-16[OPENMP] General code improvements.Alexey Bataev
llvm-svn: 330140
2018-03-16[MS] Don't escape MS C++ names with \01Reid Kleckner
It is not needed after LLVM r327734. Now it will be easier to copy-paste IR symbol names from Clang. llvm-svn: 327738
2018-01-02[WinEH] Allow for multiple terminatepadsReid Kleckner
Fixes verifier errors with Windows EH and OpenMP, which injects a terminate scope around parallel blocks. Fixes PR35778 llvm-svn: 321676
2017-12-29[OPENMP] Support for -fopenmp-simd option with compilation of simd loopsAlexey Bataev
only. Added support for -fopenmp-simd option that allows compilation of simd-based constructs without emission of OpenMP runtime calls. llvm-svn: 321560
2017-11-02[OPENMP] Fix PR35152: Do not use getInvokeDest() function for EH checks.Alexey Bataev
The compiler may crash under some conditions if the getInvokeDest() is used, but later it is not used. Fixed this problem in OpenMP. llvm-svn: 317227
2017-11-02[OPENMP] Fix PR35156: Get correct thread id with windows exceptions.Alexey Bataev
If the thread id is requested in windows mode within funclets, we may generate incorrect function call that could lead to broken codegen. llvm-svn: 317208