[llvm] [AMDGPU] Prevent clauses with incompatible scopes on gfx1250-strict (PR #218788)

Wed Aug 26 00:05:13 PDT 2026

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results

* 181291 tests passed
* 3741 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### LLVM
<details>
<summary>LLVM.CodeGen/AMDGPU/hard-clauses-gfx1250.mir</summary>

```
Exit Code: 2

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.00 -verify-machineinstrs -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o - | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1200
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.00 -verify-machineinstrs -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o -
# 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/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1200
# note: command had no output on stdout or stderr
# RUN: at line 3
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.50 -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o - | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1250
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.50 -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o -
# 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/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1250
# note: command had no output on stdout or stderr
# RUN: at line 4
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.50s -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o - | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1250_STRICT
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.50s -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o -
# .---command stderr------------
# | llc: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Target/AMDGPU/SIInsertHardClauses.cpp:197: bool (anonymous namespace)::SIInsertHardClauses::isIncompatibleScope(const MachineInstr &, const MachineInstr &, const SIInstrInfo *) const: Assertion `ST->getGeneration() != AMDGPUSubtarget::GFX12 || !ST->hasGFX1250Insts()' failed.
# | PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace and instructions to reproduce the bug.
# | Stack dump:
# | 0.	Program arguments: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgpu12.50s -run-pass si-insert-hard-clauses /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -o -
# | 1.	Running pass 'Function Pass Manager' on module '/home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir'.
# | 2.	Running pass 'SI Insert Hard Clauses' on function '@long_clause'
# |  #0 0x000000000868cbcb llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Support/Unix/Signals.inc:931:13
# |  #1 0x0000000008689a91 llvm::sys::RunSignalHandlers() /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Support/Signals.cpp:109:18
# |  #2 0x000000000868d9eb SignalHandler(int, siginfo_t*, void*) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Support/Unix/Signals.inc:474:38
# |  #3 0x0000780fae156330 (/lib/x86_64-linux-gnu/libc.so.6+0x45330)
# |  #4 0x0000780fae1afb2c pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x9eb2c)
# |  #5 0x0000780fae15627e raise (/lib/x86_64-linux-gnu/libc.so.6+0x4527e)
# |  #6 0x0000780fae1398ff abort (/lib/x86_64-linux-gnu/libc.so.6+0x288ff)
# |  #7 0x0000780fae13981b (/lib/x86_64-linux-gnu/libc.so.6+0x2881b)
# |  #8 0x0000780fae14c517 (/lib/x86_64-linux-gnu/libc.so.6+0x3b517)
# |  #9 0x0000000005959fad (anonymous namespace)::SIInsertHardClauses::run(llvm::MachineFunction&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Target/AMDGPU/SIInsertHardClauses.cpp:230:21
# | #10 0x000000000595a2d9 (anonymous namespace)::SIInsertHardClausesLegacy::runOnMachineFunction(llvm::MachineFunction&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/Target/AMDGPU/SIInsertHardClauses.cpp:316:3
# | #11 0x0000000007333b19 llvm::MachineFunctionPass::runOnFunction(llvm::Function&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/CodeGen/MachineFunctionPass.cpp:99:7
# | #12 0x00000000078c75b0 llvm::FPPassManager::runOnFunction(llvm::Function&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:0:27
# | #13 0x00000000078cf0d2 llvm::FPPassManager::runOnModule(llvm::Module&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1470:13
# | #14 0x00000000078c8316 runOnModule /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:0:27
# | #15 0x00000000078c8316 llvm::legacy::PassManagerImpl::run(llvm::Module&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:533:44
# | #16 0x0000000004ff0e6c compileModule(char**, llvm::SmallVectorImpl<llvm::PassPlugin>&, llvm::LLVMContext&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>&) /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/tools/llc/llc.cpp:885:17
# | #17 0x0000000004fedd93 main /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/tools/llc/llc.cpp:459:13
# | #18 0x0000780fae13b1ca (/lib/x86_64-linux-gnu/libc.so.6+0x2a1ca)
# | #19 0x0000780fae13b28b __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2a28b)
# | #20 0x0000000004fecfa5 _start (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc+0x4fecfa5)
# `-----------------------------
# error: command failed with exit status: -6
# 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/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1250_STRICT
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/hard-clauses-gfx1250.mir -check-prefixes=GFX12,GFX1250_STRICT
# `-----------------------------
# error: command failed with exit status: 2

--

```
</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/218788