[clang] [llvm] [NVPTX] Support i256 load/store with 256-bit vector load (PR #155198)
LLVM Continuous Integration via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 28 12:43:08 PDT 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-gcc-ubuntu` running on `sie-linux-worker3` while building `clang,llvm` at step 6 "test-build-unified-tree-check-all".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/174/builds/23616
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'LLVM :: CodeGen/NVPTX/load-store-atomic.err.ll' FAILED ********************
Exit Code: 1
Command Output (stderr):
--
not /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/bin/llc < /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/test/CodeGen/NVPTX/load-store-atomic.err.ll -march=nvptx64 -mcpu=sm_100 -mattr=+ptx88 2>&1 | /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/bin/FileCheck /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/test/CodeGen/NVPTX/load-store-atomic.err.ll # RUN: at line 1
+ /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/bin/FileCheck /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/test/CodeGen/NVPTX/load-store-atomic.err.ll
+ not /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/bin/llc -march=nvptx64 -mcpu=sm_100 -mattr=+ptx88
[1m/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/test/CodeGen/NVPTX/load-store-atomic.err.ll:5:10: [0m[0;1;31merror: [0m[1mCHECK: expected string not found in input
[0m; CHECK: error: unsupported atomic store
[0;1;32m ^
[0m[1m<stdin>:2:31: [0m[0;1;30mnote: [0m[1mscanning from here
[0merror: unsupported atomic load
[0;1;32m ^
[0m[1m<stdin>:11:69: [0m[0;1;30mnote: [0m[1mpossible intended match here
[0m // .globl test_i128_generic_atomic // -- Begin function test_i128_generic_atomic
[0;1;32m ^
[0m
Input file: <stdin>
Check file: /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/test/CodeGen/NVPTX/load-store-atomic.err.ll
-dump-input=help explains the following input dump.
Input was:
<<<<<<
[1m[0m[0;1;30m 1: [0m[1m[0;1;46m[0merror: unsupported atomic store[0;1;46m [0m
[0;1;32mcheck:3 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[0m[0;1;30m 2: [0m[1m[0;1;46m[0merror: unsupported atomic load[0;1;46m [0m
[0;1;32mcheck:4 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[0m[0;1;31mcheck:5'0 X error: no match found
[0m[0;1;30m 3: [0m[1m[0;1;46m// [0m
[0;1;31mcheck:5'0 ~~~
[0m[0;1;30m 4: [0m[1m[0;1;46m// Generated by LLVM NVPTX Back-End [0m
[0;1;31mcheck:5'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[0m[0;1;30m 5: [0m[1m[0;1;46m// [0m
[0;1;31mcheck:5'0 ~~~
[0m[0;1;30m 6: [0m[1m[0;1;46m [0m
[0;1;31mcheck:5'0 ~
[0m[0;1;30m 7: [0m[1m[0;1;46m.version 8.8 [0m
[0;1;31mcheck:5'0 ~~~~~~~~~~~~~
[0m[0;1;30m 8: [0m[1m[0;1;46m.target sm_100 [0m
[0;1;31mcheck:5'0 ~~~~~~~~~~~~~~~
[0m[0;1;30m 9: [0m[1m[0;1;46m.address_size 64 [0m
[0;1;31mcheck:5'0 ~~~~~~~~~~~~~~~~~
[0m[0;1;30m 10: [0m[1m[0;1;46m [0m
[0;1;31mcheck:5'0 ~
[0m[0;1;30m 11: [0m[1m[0;1;46m // .globl test_i128_generic_atomic // -- Begin function test_i128_generic_atomic [0m
[0;1;31mcheck:5'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[0m[0;1;35mcheck:5'1 ? possible intended match
[0m[0;1;30m 12: [0m[1m[0;1;46m // @test_i128_generic_atomic [0m
...
```
</details>
https://github.com/llvm/llvm-project/pull/155198
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