[llvm] [LoopIdiom] Select llvm.experimental.memset.pattern intrinsic rather than memset_pattern16 libcall (PR #126736)

Wed Jul 9 06:00:27 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-hip-vega20` running on `hip-vega20-0` while building `llvm` at step 3 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/123/builds/22990

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 3 (annotate) failure: '../llvm-zorg/zorg/buildbot/builders/annotated/hip-build.sh --jobs=' (failure)
...
[57/59] Linking CXX executable External/HIP/cmath-hip-6.3.0
[58/59] Building CXX object External/HIP/CMakeFiles/TheNextWeek-hip-6.3.0.dir/workload/ray-tracing/TheNextWeek/main.cc.o
[59/59] Linking CXX executable External/HIP/TheNextWeek-hip-6.3.0
+ build_step 'Testing HIP test-suite'
+ echo '@@@BUILD_STEP Testing HIP test-suite@@@'
+ ninja check-hip-simple
@@@BUILD_STEP Testing HIP test-suite@@@
[0/1] cd /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP && /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/llvm/bin/llvm-lit -sv array-hip-6.3.0.test empty-hip-6.3.0.test with-fopenmp-hip-6.3.0.test saxpy-hip-6.3.0.test memmove-hip-6.3.0.test split-kernel-args-hip-6.3.0.test builtin-logb-scalbn-hip-6.3.0.test TheNextWeek-hip-6.3.0.test algorithm-hip-6.3.0.test cmath-hip-6.3.0.test complex-hip-6.3.0.test math_h-hip-6.3.0.test new-hip-6.3.0.test blender.test
-- Testing: 14 tests, 14 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: test-suite :: External/HIP/blender.test (14 of 14)
******************** TEST 'test-suite :: External/HIP/blender.test' FAILED ********************

/home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/tools/timeit-target --timeout 7200 --limit-core 0 --limit-cpu 7200 --limit-file-size 209715200 --limit-rss-size 838860800 --append-exitstatus --redirect-output /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.out --redirect-input /dev/null --summary /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.time /bin/bash test_blender.sh
/bin/bash verify_blender.sh /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.out
Begin Blender test.
TEST_SUITE_HIP_ROOT=/opt/botworker/llvm/External/hip
Render /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo_release.blend
Blender 4.1.1 (hash e1743a0317bc built 2024-04-15 23:47:45)
Read blend: "/opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo_release.blend"
Could not open as Ogawa file from provided streams.
Unable to open /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.002", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.003", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.004", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.001", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
Could not open as Ogawa file from provided streams.
Unable to open /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.004", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.003", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.001", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.002", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
I0709 12:54:21.188710 2370810 device.cpp:39] HIPEW initialization succeeded
I0709 12:54:21.190714 2370810 device.cpp:45] Found HIPCC hipcc
I0709 12:54:21.260131 2370810 device.cpp:207] Device has compute preemption or is not used for display.
I0709 12:54:21.260182 2370810 device.cpp:211] Added device "" with id "HIP__0000:a3:00".
I0709 12:54:21.260268 2370810 device.cpp:568] Mapped host memory limit set to 536,444,985,344 bytes. (499.60G)
I0709 12:54:21.260520 2370810 device_impl.cpp:63] Using AVX2 CPU kernels.
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Eyepiece_rim
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.016
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Cables.004
Fra:1 Mem:524.19M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.020
Fra:1 Mem:526.03M (Peak 526.03M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Wires
Fra:1 Mem:526.03M (Peak 526.03M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.021
Fra:1 Mem:526.07M (Peak 526.07M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.022
Fra:1 Mem:526.40M (Peak 526.40M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.023
Fra:1 Mem:526.42M (Peak 526.42M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.024
Step 12 (Testing HIP test-suite) failure: Testing HIP test-suite (failure)
@@@BUILD_STEP Testing HIP test-suite@@@
[0/1] cd /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP && /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/llvm/bin/llvm-lit -sv array-hip-6.3.0.test empty-hip-6.3.0.test with-fopenmp-hip-6.3.0.test saxpy-hip-6.3.0.test memmove-hip-6.3.0.test split-kernel-args-hip-6.3.0.test builtin-logb-scalbn-hip-6.3.0.test TheNextWeek-hip-6.3.0.test algorithm-hip-6.3.0.test cmath-hip-6.3.0.test complex-hip-6.3.0.test math_h-hip-6.3.0.test new-hip-6.3.0.test blender.test
-- Testing: 14 tests, 14 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: test-suite :: External/HIP/blender.test (14 of 14)
******************** TEST 'test-suite :: External/HIP/blender.test' FAILED ********************

/home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/tools/timeit-target --timeout 7200 --limit-core 0 --limit-cpu 7200 --limit-file-size 209715200 --limit-rss-size 838860800 --append-exitstatus --redirect-output /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.out --redirect-input /dev/null --summary /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.time /bin/bash test_blender.sh
/bin/bash verify_blender.sh /home/botworker/bbot/clang-hip-vega20/botworker/clang-hip-vega20/test-suite-build/External/HIP/Output/blender.test.out
Begin Blender test.
TEST_SUITE_HIP_ROOT=/opt/botworker/llvm/External/hip
Render /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo_release.blend
Blender 4.1.1 (hash e1743a0317bc built 2024-04-15 23:47:45)
Read blend: "/opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo_release.blend"
Could not open as Ogawa file from provided streams.
Unable to open /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.002", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.003", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.004", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.001", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
Could not open as Ogawa file from provided streams.
Unable to open /opt/botworker/llvm/External/hip/Blender_Scenes/290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.004", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.003", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.001", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
WARN (bke.modifier): source/blender/blenkernel/intern/modifier.cc:425 BKE_modifier_set_error: Object: "GEO-flag.002", Modifier: "MeshSequenceCache", Could not create reader for file //290skydemo2_flags.abc
I0709 12:54:21.188710 2370810 device.cpp:39] HIPEW initialization succeeded
I0709 12:54:21.190714 2370810 device.cpp:45] Found HIPCC hipcc
I0709 12:54:21.260131 2370810 device.cpp:207] Device has compute preemption or is not used for display.
I0709 12:54:21.260182 2370810 device.cpp:211] Added device "" with id "HIP__0000:a3:00".
I0709 12:54:21.260268 2370810 device.cpp:568] Mapped host memory limit set to 536,444,985,344 bytes. (499.60G)
I0709 12:54:21.260520 2370810 device_impl.cpp:63] Using AVX2 CPU kernels.
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Eyepiece_rim
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.016
Fra:1 Mem:524.00M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Cables.004
Fra:1 Mem:524.19M (Peak 524.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.020
Fra:1 Mem:526.03M (Peak 526.03M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Wires
Fra:1 Mem:526.03M (Peak 526.03M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.021
Fra:1 Mem:526.07M (Peak 526.07M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.022
Fra:1 Mem:526.40M (Peak 526.40M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.023
Fra:1 Mem:526.42M (Peak 526.42M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.024
Fra:1 Mem:526.48M (Peak 526.48M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.025
Fra:1 Mem:526.71M (Peak 526.71M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Rivets.039
Fra:1 Mem:526.98M (Peak 526.98M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Hoses.003
Fra:1 Mem:527.67M (Peak 527.67M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_wires
Fra:1 Mem:527.85M (Peak 527.85M) | Time:00:00.67 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Connectors
Fra:1 Mem:529.16M (Peak 529.16M) | Time:00:00.68 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Connectors.001
Fra:1 Mem:529.64M (Peak 529.64M) | Time:00:00.68 | Mem:0.00M, Peak:0.00M | Scene, View Layer | Synchronizing object | GEO-Curve_Connectors.002

```

</details>

https://github.com/llvm/llvm-project/pull/126736