[llvm] [VPlan] Introduce m_Cmp; match more compares (PR #154771)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Sun Aug 24 06:39:19 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux-bootstrap-asan` running on `sanitizer-buildbot8` while building `llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/24/builds/11919

<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)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: 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: 90010 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70..
FAIL: LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll (71681 of 90010)
******************** TEST 'LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll | /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll # RUN: at line 2
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:22:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i8 [[TMP3]], 0
              ^
<stdin>:18:20: note: scanning from here
 %4 = and i8 %2, %g
                   ^
<stdin>:18:20: note: with "TMP3" equal to "%3"
 %4 = and i8 %2, %g
                   ^
<stdin>:43:2: note: possible intended match here
 %c = icmp eq i8 %a, 0
 ^
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:91:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP3]], 0
              ^
<stdin>:71:32: note: scanning from here
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:71:32: note: with "TMP3" equal to "%3"
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:96:2: note: possible intended match here
 %c = icmp eq i32 %l, 0
 ^

Input file: <stdin>
Check file: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll

-dump-input=help explains the following input dump.

Step 11 (stage2/asan check) failure: stage2/asan check (failure)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: 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: 90010 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70..
FAIL: LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll (71681 of 90010)
******************** TEST 'LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll | /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll # RUN: at line 2
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:22:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i8 [[TMP3]], 0
              ^
<stdin>:18:20: note: scanning from here
 %4 = and i8 %2, %g
                   ^
<stdin>:18:20: note: with "TMP3" equal to "%3"
 %4 = and i8 %2, %g
                   ^
<stdin>:43:2: note: possible intended match here
 %c = icmp eq i8 %a, 0
 ^
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:91:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP3]], 0
              ^
<stdin>:71:32: note: scanning from here
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:71:32: note: with "TMP3" equal to "%3"
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:96:2: note: possible intended match here
 %c = icmp eq i32 %l, 0
 ^

Input file: <stdin>
Check file: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll

-dump-input=help explains the following input dump.

Step 14 (stage3/asan check) failure: stage3/asan check (failure)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:527: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: 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: 86718 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80
FAIL: LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll (71702 of 86718)
******************** TEST 'LLVM :: Transforms/LoopVectorize/single-early-exit-interleave-only.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll | /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll # RUN: at line 2
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/opt -p loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
+ /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:22:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i8 [[TMP3]], 0
              ^
<stdin>:18:20: note: scanning from here
 %4 = and i8 %2, %g
                   ^
<stdin>:18:20: note: with "TMP3" equal to "%3"
 %4 = and i8 %2, %g
                   ^
<stdin>:43:2: note: possible intended match here
 %c = icmp eq i8 %a, 0
 ^
/home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll:91:15: error: CHECK-NEXT: expected string not found in input
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP3]], 0
              ^
<stdin>:71:32: note: scanning from here
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:71:32: note: with "TMP3" equal to "%3"
 %4 = load i32, ptr %2, align 4
                               ^
<stdin>:96:2: note: possible intended match here
 %c = icmp eq i32 %l, 0
 ^

Input file: <stdin>
Check file: /home/b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/test/Transforms/LoopVectorize/single-early-exit-interleave-only.ll

-dump-input=help explains the following input dump.


```

</details>

https://github.com/llvm/llvm-project/pull/154771

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