[llvm] [RISCV] Use a DAG combine to prune pointless vrgather.vi (PR #135392)
LLVM Continuous Integration via llvm-commits
llvm-commits at lists.llvm.org
Fri Apr 11 20:31:20 PDT 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-qemu` running on `sanitizer-buildbot4` while building `llvm` at step 2 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/139/builds/13436
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
[75/77] Generating ScudoUnitTestsObjects.combined_test.cpp.mips64el.o
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
[76/77] Generating ScudoUnitTest-mips64el-Test
[76/77] Running Scudo Standalone tests
llvm-lit: /home/b/sanitizer-x86_64-linux-qemu/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 159 tests, 88 workers --
Testing: 0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
TIMEOUT: ScudoStandalone-Unit :: ./ScudoUnitTest-mips64el-Test/69/141 (159 of 159)
******************** TEST 'ScudoStandalone-Unit :: ./ScudoUnitTest-mips64el-Test/69/141' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-x86_64-linux-qemu/build/llvm_build2_debug_mips64el_qemu/lib/scudo/standalone/tests/./ScudoUnitTest-mips64el-Test-ScudoStandalone-Unit-1202096-69-141.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=141 GTEST_SHARD_INDEX=69 /home/b/sanitizer-x86_64-linux-qemu/build/qemu_build/qemu-mips64el -L /usr/mips64el-linux-gnuabi64 /home/b/sanitizer-x86_64-linux-qemu/build/llvm_build2_debug_mips64el_qemu/lib/scudo/standalone/tests/./ScudoUnitTest-mips64el-Test
--
Note: This is test shard 70 of 141.
[==========] Running 2 tests from 2 test suites.
[----------] Global test environment set-up.
[----------] 1 test from ScudoCombinedDeathTestBasicCombined14_DefaultConfig
[ RUN ] ScudoCombinedDeathTestBasicCombined14_DefaultConfig.BasicCombined14
Stats: SizeClassAllocator64: 2M mapped (0M rss) in 34 allocations; remains 34; ReleaseToOsIntervalMs = 5000
00 ( 128): mapped: 256K popped: 24 pushed: 0 inuse: 24 total: 64 releases attempted: 0 last released: 0K latest pushed bytes: 5K region: 0x556c56872000 (0x556c56869000)
32 ( 16384): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 112K region: 0x556d56871000 (0x556d56869000)
33 ( 20480): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 140K region: 0x557856872000 (0x557856869000)
34 ( 24576): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 168K region: 0x557e56873000 (0x557e56869000)
35 ( 28672): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 196K region: 0x557556878000 (0x557556869000)
36 ( 32768): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 224K region: 0x556156871000 (0x556156869000)
37 ( 40960): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 6 releases attempted: 0 last released: 0K latest pushed bytes: 200K region: 0x558056878000 (0x558056869000)
38 ( 49152): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 5 releases attempted: 0 last released: 0K latest pushed bytes: 192K region: 0x556456877000 (0x556456869000)
39 ( 57344): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 4 releases attempted: 0 last released: 0K latest pushed bytes: 168K region: 0x55745686e000 (0x557456869000)
41 ( 81920): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 3 releases attempted: 0 last released: 0K latest pushed bytes: 160K region: 0x55635686e000 (0x556356869000)
42 ( 98304): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 2 releases attempted: 0 last released: 0K latest pushed bytes: 96K region: 0x556e56876000 (0x556e56869000)
Stats: MapAllocator: allocated 0 times (0K), freed 0 times (0K), remains 0 (0K) max 0M, Fragmented 0K
Stats: MapAllocatorCache: EntriesCount: 0, MaxEntriesCount: 32, MaxEntrySize: 524288, ReleaseToOsSkips: 0, ReleaseToOsIntervalMs = 5000
Stats: CacheRetrievalStats: SuccessRate: 0/0 (100.00%)
Cache Entry Info (Most Recent -> Least Recent):
Stats: Quarantine: batches: 0; bytes: 0 (user: 0); chunks: 0 (capacity: 0); 0% chunks used; 0% memory overhead
Quarantine limits: global: 0K; thread local: 0K
Exclusive TSD don't support iterating each TSD
Fragmentation Stats: SizeClassAllocator64: page size = 4096 bytes
01 ( 32): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
02 ( 64): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
03 ( 96): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
04 ( 128): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
05 ( 160): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
06 ( 192): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
07 ( 224): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
08 ( 256): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
Step 23 (scudo debug_mips64el_qemu) failure: scudo debug_mips64el_qemu (failure)
...
[75/77] Generating ScudoUnitTestsObjects.combined_test.cpp.mips64el.o
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
clang++: warning: -Wl,-z,execstack: 'linker' input unused [-Wunused-command-line-argument]
[76/77] Generating ScudoUnitTest-mips64el-Test
[76/77] Running Scudo Standalone tests
llvm-lit: /home/b/sanitizer-x86_64-linux-qemu/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 159 tests, 88 workers --
Testing: 0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
TIMEOUT: ScudoStandalone-Unit :: ./ScudoUnitTest-mips64el-Test/69/141 (159 of 159)
******************** TEST 'ScudoStandalone-Unit :: ./ScudoUnitTest-mips64el-Test/69/141' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-x86_64-linux-qemu/build/llvm_build2_debug_mips64el_qemu/lib/scudo/standalone/tests/./ScudoUnitTest-mips64el-Test-ScudoStandalone-Unit-1202096-69-141.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=141 GTEST_SHARD_INDEX=69 /home/b/sanitizer-x86_64-linux-qemu/build/qemu_build/qemu-mips64el -L /usr/mips64el-linux-gnuabi64 /home/b/sanitizer-x86_64-linux-qemu/build/llvm_build2_debug_mips64el_qemu/lib/scudo/standalone/tests/./ScudoUnitTest-mips64el-Test
--
Note: This is test shard 70 of 141.
[==========] Running 2 tests from 2 test suites.
[----------] Global test environment set-up.
[----------] 1 test from ScudoCombinedDeathTestBasicCombined14_DefaultConfig
[ RUN ] ScudoCombinedDeathTestBasicCombined14_DefaultConfig.BasicCombined14
Stats: SizeClassAllocator64: 2M mapped (0M rss) in 34 allocations; remains 34; ReleaseToOsIntervalMs = 5000
00 ( 128): mapped: 256K popped: 24 pushed: 0 inuse: 24 total: 64 releases attempted: 0 last released: 0K latest pushed bytes: 5K region: 0x556c56872000 (0x556c56869000)
32 ( 16384): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 112K region: 0x556d56871000 (0x556d56869000)
33 ( 20480): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 140K region: 0x557856872000 (0x557856869000)
34 ( 24576): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 168K region: 0x557e56873000 (0x557e56869000)
35 ( 28672): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 196K region: 0x557556878000 (0x557556869000)
36 ( 32768): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 8 releases attempted: 0 last released: 0K latest pushed bytes: 224K region: 0x556156871000 (0x556156869000)
37 ( 40960): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 6 releases attempted: 0 last released: 0K latest pushed bytes: 200K region: 0x558056878000 (0x558056869000)
38 ( 49152): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 5 releases attempted: 0 last released: 0K latest pushed bytes: 192K region: 0x556456877000 (0x556456869000)
39 ( 57344): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 4 releases attempted: 0 last released: 0K latest pushed bytes: 168K region: 0x55745686e000 (0x557456869000)
41 ( 81920): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 3 releases attempted: 0 last released: 0K latest pushed bytes: 160K region: 0x55635686e000 (0x556356869000)
42 ( 98304): mapped: 256K popped: 1 pushed: 0 inuse: 1 total: 2 releases attempted: 0 last released: 0K latest pushed bytes: 96K region: 0x556e56876000 (0x556e56869000)
Stats: MapAllocator: allocated 0 times (0K), freed 0 times (0K), remains 0 (0K) max 0M, Fragmented 0K
Stats: MapAllocatorCache: EntriesCount: 0, MaxEntriesCount: 32, MaxEntrySize: 524288, ReleaseToOsSkips: 0, ReleaseToOsIntervalMs = 5000
Stats: CacheRetrievalStats: SuccessRate: 0/0 (100.00%)
Cache Entry Info (Most Recent -> Least Recent):
Stats: Quarantine: batches: 0; bytes: 0 (user: 0); chunks: 0 (capacity: 0); 0% chunks used; 0% memory overhead
Quarantine limits: global: 0K; thread local: 0K
Exclusive TSD don't support iterating each TSD
Fragmentation Stats: SizeClassAllocator64: page size = 4096 bytes
01 ( 32): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
02 ( 64): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
03 ( 96): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
04 ( 128): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
05 ( 160): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
06 ( 192): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
07 ( 224): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
08 ( 256): inuse/total blocks: 0/ 0 inuse/total pages: 0/ 0 inuse bytes: 0K util: 100.00%
```
</details>
https://github.com/llvm/llvm-project/pull/135392
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