[llvm] [GlobalISel] Add integer combines from SelectionDAG (PR #181126)
via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 12 04:41:18 PST 2026
github-actions[bot] wrote:
<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results
* 130809 tests passed
* 2932 tests skipped
* 2 tests failed
## Failed Tests
(click on a test name to see its output)
### LLVM
<details>
<summary>LLVM.CodeGen/AArch64/neg-selects.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=aarch64-none-elf < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll --check-prefixes=CHECK,CHECK-SD
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=aarch64-none-elf
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll' --check-prefixes=CHECK,CHECK-SD
# note: command had no output on stdout or stderr
# RUN: at line 3
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=aarch64-none-elf -global-isel < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll --check-prefixes=CHECK,CHECK-GI
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=aarch64-none-elf -global-isel
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll' --check-prefixes=CHECK,CHECK-GI
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll:38:18: error: CHECK-GI-NEXT: expected string not found in input
# | ; CHECK-GI-NEXT: csneg w8, w1, w0, eq
# | ^
# | <stdin>:26:14: note: scanning from here
# | tst w8, #0x1
# | ^
# | <stdin>:27:2: note: possible intended match here
# | csneg w0, w1, w0, eq
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neg-selects.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | .
# | .
# | .
# | 21: .type negneg_select_nega, at function
# | 22: negneg_select_nega: // @negneg_select_nega
# | 23: .cfi_startproc
# | 24: // %bb.0:
# | 25: and w8, w2, #0x1
# | 26: tst w8, #0x1
# | next:38'0 X error: no match found
# | 27: csneg w0, w1, w0, eq
# | next:38'0 ~~~~~~~~~~~~~~~~~~~~~~
# | next:38'1 ? possible intended match
# | 28: ret
# | next:38'0 ~~~~~
# | 29: .Lfunc_end1:
# | next:38'0 ~~~~~~~~~~~~~
# | 30: .size negneg_select_nega, .Lfunc_end1-negneg_select_nega
# | next:38'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 31: .cfi_endproc
# | next:38'0 ~~~~~~~~~~~~~~
# | 32: // -- End function
# | next:38'0 ~~~~~~~~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
<details>
<summary>LLVM.CodeGen/AArch64/neon-bitwise-instructions.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=aarch64-unknown-linux-gnu < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll --check-prefixes=CHECK,CHECK-SD
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=aarch64-unknown-linux-gnu
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll' --check-prefixes=CHECK,CHECK-SD
# note: command had no output on stdout or stderr
# RUN: at line 3
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=aarch64-unknown-linux-gnu -global-isel < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll --check-prefixes=CHECK,CHECK-GI
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=aarch64-unknown-linux-gnu -global-isel
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll' --check-prefixes=CHECK,CHECK-GI
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll:2852:18: error: CHECK-GI-NEXT: expected string not found in input
# | ; CHECK-GI-NEXT: neg v1.8h, v2.8h
# | ^
# | <stdin>:3354:33: note: scanning from here
# | movi v0.2d, #0xffffffffffffffff
# | ^
# | <stdin>:3356:9: note: possible intended match here
# | sub v0.8h, v0.8h, v2.8h
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\neon-bitwise-instructions.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | .
# | .
# | .
# | 3349: .p2align 2
# | 3350: .type pr149380, at function
# | 3351: pr149380: // @pr149380
# | 3352: .cfi_startproc
# | 3353: // %bb.0: // %entry
# | 3354: movi v0.2d, #0xffffffffffffffff
# | next:2852'0 X error: no match found
# | 3355: movi v1.8h, #1
# | next:2852'0 ~~~~~~~~~~~~~~~~
# | 3356: sub v0.8h, v0.8h, v2.8h
# | next:2852'0 ~~~~~~~~~~~~~~~~~~~~~~~~~
# | next:2852'1 ? possible intended match
# | 3357: and v0.16b, v0.16b, v1.16b
# | next:2852'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 3358: orr v0.16b, v2.16b, v0.16b
# | next:2852'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 3359: sqadd v0.8h, v1.8h, v0.8h
# | next:2852'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 3360: ret
# | next:2852'0 ~~~~~
# | 3361: .Lfunc_end184:
# | next:2852'0 ~~~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.
https://github.com/llvm/llvm-project/pull/181126
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