[llvm] [amdgpu] Add llvm.amdgcn.init.whole.wave intrinsic (PR #105822)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Tue Sep 10 05:46:21 PDT 2024 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-fast` running on `sanitizer-buildbot3` while building `llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/169/builds/3049

<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-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/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: 85652 of 85653 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
FAIL: LLVM :: CodeGen/AMDGPU/si-init-whole-wave.mir (85634 of 85652)
******************** TEST 'LLVM :: CodeGen/AMDGPU/si-init-whole-wave.mir' FAILED ********************
Exit Code: 2

Command Output (stderr):
--
RUN: at line 2: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs -run-pass si-wqm -o -  /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs -run-pass si-wqm -o - /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
=================================================================
==3115236==ERROR: AddressSanitizer: use-after-poison on address 0x52100001ce0c at pc 0x5c1f749ffffc bp 0x7ffef05f3560 sp 0x7ffef05f3558
READ of size 4 at 0x52100001ce0c thread T0
    #0 0x5c1f749ffffb in getFlag /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/MachineInstr.h:399:12
    #1 0x5c1f749ffffb in isBundledWithPred /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/MachineInstr.h:477:43
    #2 0x5c1f749ffffb in llvm::SlotIndexes::removeMachineInstrFromMaps(llvm::MachineInstr&, bool) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/SlotIndexes.cpp:129:3
    #3 0x5c1f70cecc37 in RemoveMachineInstrFromMaps /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/LiveIntervals.h:286:14
    #4 0x5c1f70cecc37 in lowerInitExec /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1602:12
    #5 0x5c1f70cecc37 in lowerInitExecInstrs /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1704:5
    #6 0x5c1f70cecc37 in (anonymous namespace)::SIWholeQuadMode::runOnMachineFunction(llvm::MachineFunction&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1764:41
    #7 0x5c1f7425791f in llvm::MachineFunctionPass::runOnFunction(llvm::Function&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/MachineFunctionPass.cpp:94:13
    #8 0x5c1f750c67f7 in llvm::FPPassManager::runOnFunction(llvm::Function&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1408:27
    #9 0x5c1f750de45e in llvm::FPPassManager::runOnModule(llvm::Module&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1454:16
    #10 0x5c1f750c8420 in runOnModule /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1523:27
    #11 0x5c1f750c8420 in llvm::legacy::PassManagerImpl::run(llvm::Module&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:541:44
    #12 0x5c1f6f4aa16d in compileModule(char**, llvm::LLVMContext&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:749:8
    #13 0x5c1f6f4a473e in main /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:412:22
    #14 0x79ed2c02a1c9  (/lib/x86_64-linux-gnu/libc.so.6+0x2a1c9) (BuildId: 6d64b17fbac799e68da7ebd9985ddf9b5cb375e6)
    #15 0x79ed2c02a28a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2a28a) (BuildId: 6d64b17fbac799e68da7ebd9985ddf9b5cb375e6)
    #16 0x5c1f6f3bffa4 in _start (/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc+0xaf7cfa4)

0x52100001ce0c is located 268 bytes inside of 4096-byte region [0x52100001cd00,0x52100001dd00)
allocated by thread T0 here:
    #0 0x5c1f6f497a52 in operator new(unsigned long, std::align_val_t) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/compiler-rt/lib/asan/asan_new_delete.cpp:98:3
    #1 0x5c1f76aa5a0d in llvm::allocate_buffer(unsigned long, unsigned long) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Support/MemAlloc.cpp:16:10
    #2 0x5c1f6f922829 in Allocate /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/AllocatorBase.h:92:12
    #3 0x5c1f6f922829 in StartNewSlab /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:346:42
    #4 0x5c1f6f922829 in llvm::BumpPtrAllocatorImpl<llvm::MallocAllocator, 4096ul, 4096ul, 128ul>::AllocateSlow(unsigned long, unsigned long, llvm::Align) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:202:5
    #5 0x5c1f742734f2 in Allocate /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:216:12
    #6 0x5c1f742734f2 in allocate<llvm::BumpPtrAllocatorImpl<llvm::MallocAllocator, 4096UL, 4096UL, 128UL> > /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/ArrayRecycler.h:130:38
Step 9 (stage2/asan_ubsan check) failure: stage2/asan_ubsan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/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: 85652 of 85653 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
FAIL: LLVM :: CodeGen/AMDGPU/si-init-whole-wave.mir (85634 of 85652)
******************** TEST 'LLVM :: CodeGen/AMDGPU/si-init-whole-wave.mir' FAILED ********************
Exit Code: 2

Command Output (stderr):
--
RUN: at line 2: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs -run-pass si-wqm -o -  /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs -run-pass si-wqm -o - /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/si-init-whole-wave.mir
=================================================================
==3115236==ERROR: AddressSanitizer: use-after-poison on address 0x52100001ce0c at pc 0x5c1f749ffffc bp 0x7ffef05f3560 sp 0x7ffef05f3558
READ of size 4 at 0x52100001ce0c thread T0
    #0 0x5c1f749ffffb in getFlag /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/MachineInstr.h:399:12
    #1 0x5c1f749ffffb in isBundledWithPred /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/MachineInstr.h:477:43
    #2 0x5c1f749ffffb in llvm::SlotIndexes::removeMachineInstrFromMaps(llvm::MachineInstr&, bool) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/SlotIndexes.cpp:129:3
    #3 0x5c1f70cecc37 in RemoveMachineInstrFromMaps /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/LiveIntervals.h:286:14
    #4 0x5c1f70cecc37 in lowerInitExec /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1602:12
    #5 0x5c1f70cecc37 in lowerInitExecInstrs /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1704:5
    #6 0x5c1f70cecc37 in (anonymous namespace)::SIWholeQuadMode::runOnMachineFunction(llvm::MachineFunction&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/SIWholeQuadMode.cpp:1764:41
    #7 0x5c1f7425791f in llvm::MachineFunctionPass::runOnFunction(llvm::Function&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/MachineFunctionPass.cpp:94:13
    #8 0x5c1f750c67f7 in llvm::FPPassManager::runOnFunction(llvm::Function&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1408:27
    #9 0x5c1f750de45e in llvm::FPPassManager::runOnModule(llvm::Module&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1454:16
    #10 0x5c1f750c8420 in runOnModule /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1523:27
    #11 0x5c1f750c8420 in llvm::legacy::PassManagerImpl::run(llvm::Module&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:541:44
    #12 0x5c1f6f4aa16d in compileModule(char**, llvm::LLVMContext&) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:749:8
    #13 0x5c1f6f4a473e in main /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:412:22
    #14 0x79ed2c02a1c9  (/lib/x86_64-linux-gnu/libc.so.6+0x2a1c9) (BuildId: 6d64b17fbac799e68da7ebd9985ddf9b5cb375e6)
    #15 0x79ed2c02a28a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2a28a) (BuildId: 6d64b17fbac799e68da7ebd9985ddf9b5cb375e6)
    #16 0x5c1f6f3bffa4 in _start (/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llc+0xaf7cfa4)

0x52100001ce0c is located 268 bytes inside of 4096-byte region [0x52100001cd00,0x52100001dd00)
allocated by thread T0 here:
    #0 0x5c1f6f497a52 in operator new(unsigned long, std::align_val_t) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/compiler-rt/lib/asan/asan_new_delete.cpp:98:3
    #1 0x5c1f76aa5a0d in llvm::allocate_buffer(unsigned long, unsigned long) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Support/MemAlloc.cpp:16:10
    #2 0x5c1f6f922829 in Allocate /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/AllocatorBase.h:92:12
    #3 0x5c1f6f922829 in StartNewSlab /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:346:42
    #4 0x5c1f6f922829 in llvm::BumpPtrAllocatorImpl<llvm::MallocAllocator, 4096ul, 4096ul, 128ul>::AllocateSlow(unsigned long, unsigned long, llvm::Align) /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:202:5
    #5 0x5c1f742734f2 in Allocate /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/Allocator.h:216:12
    #6 0x5c1f742734f2 in allocate<llvm::BumpPtrAllocatorImpl<llvm::MallocAllocator, 4096UL, 4096UL, 128UL> > /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/Support/ArrayRecycler.h:130:38

```

</details>

https://github.com/llvm/llvm-project/pull/105822

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