[llvm] Delete mov from imul sequence by allowing rm form (PR #190304)
via llvm-commits
llvm-commits at lists.llvm.org
Thu Apr 2 21:13:00 PDT 2026
github-actions[bot] wrote:
<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results
* 172122 tests passed
* 3099 tests skipped
* 2 tests failed
## Failed Tests
(click on a test name to see its output)
### LLVM
<details>
<summary>LLVM.CodeGen/X86/tailcallstack64.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 1
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailcallstack64.ll -tailcallopt -mcpu=generic -mtriple=x86_64-linux -post-RA-scheduler=true | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailcallstack64.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -tailcallopt -mcpu=generic -mtriple=x86_64-linux -post-RA-scheduler=true
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailcallstack64.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailcallstack64.ll:9:10: error: CHECK: expected string not found in input
# | ; CHECK: movl [[A1:32|144]](%rsp), [[R1:%e..|%r.*d]]
# | ^
# | <stdin>:9:16: note: scanning from here
# | subq $24, %rsp
# | ^
# | <stdin>:12:2: note: possible intended match here
# | movl 40(%rsp), %r10d
# | ^
# |
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailcallstack64.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: .att_syntax
# | 2: .file "<stdin>"
# | 3: .text
# | 4: .globl tailcaller # -- Begin function tailcaller
# | 5: .p2align 4
# | 6: .type tailcaller, at function
# | 7: tailcaller: # @tailcaller
# | 8: # %bb.0: # %entry
# | 9: subq $24, %rsp
# | check:9'0 X error: no match found
# | 10: movl %edi, %eax
# | check:9'0 ~~~~~~~~~~~~~~~~~
# | 11: addl 32(%rsp), %eax
# | check:9'0 ~~~~~~~~~~~~~~~~~~~~~
# | 12: movl 40(%rsp), %r10d
# | check:9'0 ~~~~~~~~~~~~~~~~~~~~~~
# | check:9'1 ? possible intended match
# | 13: movl %r10d, 32(%rsp)
# | check:9'0 ~~~~~~~~~~~~~~~~~~~~~~
# | 14: movl %eax, 40(%rsp)
# | check:9'0 ~~~~~~~~~~~~~~~~~~~~~
# | 15: addq $24, %rsp
# | check:9'0 ~~~~~~~~~~~~~~~~
# | 16: jmp tailcallee at PLT # TAILCALL
# | check:9'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 17: .Lfunc_end0:
# | check:9'0 ~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
<details>
<summary>LLVM.CodeGen/X86/tailccstack64.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 1
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailccstack64.ll -mcpu=generic -mtriple=x86_64-linux -post-RA-scheduler=true | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailccstack64.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mcpu=generic -mtriple=x86_64-linux -post-RA-scheduler=true
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailccstack64.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailccstack64.ll:10:10: error: CHECK: expected string not found in input
# | ; CHECK: movl [[A1:32|144]](%rsp), [[R1:%e..|%r.*d]]
# | ^
# | <stdin>:9:16: note: scanning from here
# | subq $24, %rsp
# | ^
# | <stdin>:12:2: note: possible intended match here
# | movl 40(%rsp), %r10d
# | ^
# |
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/tailccstack64.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: .att_syntax
# | 2: .file "<stdin>"
# | 3: .text
# | 4: .globl tailcaller # -- Begin function tailcaller
# | 5: .p2align 4
# | 6: .type tailcaller, at function
# | 7: tailcaller: # @tailcaller
# | 8: # %bb.0: # %entry
# | 9: subq $24, %rsp
# | check:10'0 X error: no match found
# | 10: movl %edi, %eax
# | check:10'0 ~~~~~~~~~~~~~~~~~
# | 11: addl 32(%rsp), %eax
# | check:10'0 ~~~~~~~~~~~~~~~~~~~~~
# | 12: movl 40(%rsp), %r10d
# | check:10'0 ~~~~~~~~~~~~~~~~~~~~~~
# | check:10'1 ? possible intended match
# | 13: movl %r10d, 32(%rsp)
# | check:10'0 ~~~~~~~~~~~~~~~~~~~~~~
# | 14: movl %eax, 40(%rsp)
# | check:10'0 ~~~~~~~~~~~~~~~~~~~~~
# | 15: addq $24, %rsp
# | check:10'0 ~~~~~~~~~~~~~~~~
# | 16: jmp tailcallee at PLT # TAILCALL
# | check:10'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 17: .Lfunc_end0:
# | check:10'0 ~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# 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/190304
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