[llvm] [WIP][Don't merge] (PR #210039)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

* 138529 tests passed
* 3544 tests skipped
* 1 test failed

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

### LLVM
<details>
<summary>LLVM.CodeGen/AMDGPU/vgpr-excess-threshold-percent.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 4
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=amdgpu9.42 -amdgpu-vgpr-threshold-percent=40  -debug-only=machine-scheduler -o /dev/null C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll 2>&1 | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe -check-prefixes=GFX942-40  C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=amdgpu9.42 -amdgpu-vgpr-threshold-percent=40 -debug-only=machine-scheduler -o /dev/null 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll'
# note: command had no output on stdout or stderr
# error: command failed with exit status: 0xc000001d
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' -check-prefixes=GFX942-40 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll'
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll:20:14: error: GFX942-40: expected string not found in input
# | ; GFX942-40: Applied VGPR excess threshold 40%, VGPRExcessLimit: 64 -> 26. VGPRCriticalLimit: 64 -> 26
# |              ^
# | <stdin>:2:41: note: scanning from here
# | # Machine code for function test_waves_4: NoPHIs, TracksLiveness, TiedOpsRewritten
# |                                         ^
# | 
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\vgpr-excess-threshold-percent.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             1: Before MISched: 
# |             2: # Machine code for function test_waves_4: NoPHIs, TracksLiveness, TiedOpsRewritten 
# | check:20'0                                            {                                             search range start (exclusive)
# | check:20'1                                                                                          error: no match found in search range
# |             3: Function Live Ins: $sgpr4_sgpr5 in %3 
# |             4:  
# |             5: bb.0 (%ir-block.0): 
# |             6:  liveins: $sgpr4_sgpr5 
# |             7:  %3:sgpr_64(p4) = COPY $sgpr4_sgpr5 
# |             .
# |             .
# |             .
# |            63: #11 0x00007ff6fa57a886 (c:\_work\llvm-project\llvm-project\build\bin\llc.exe+0x222a886) 
# |            64: #12 0x00007ff6f8873fb0 (c:\_work\llvm-project\llvm-project\build\bin\llc.exe+0x523fb0) 
# |            65: #13 0x00007ff6f835526e (c:\_work\llvm-project\llvm-project\build\bin\llc.exe+0x526e) 
# |            66: #14 0x00007ff6fcd6b0f0 (c:\_work\llvm-project\llvm-project\build\bin\llc.exe+0x4a1b0f0) 
# |            67: #15 0x00007fff377d4cb0 (C:\Windows\System32\KERNEL32.DLL+0x14cb0) 
# |            68: #16 0x00007fff43a7edcb (C:\Windows\SYSTEM32\ntdll.dll+0x7edcb) 
# | check:20'2                                                                    } search range end (exclusive)
# | >>>>>>
# `-----------------------------
# 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/210039