[llvm] [AMDGPU] SIPeepholeSDWA: Disable on existing SDWA instructions (PR #123942)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 23 07:31:36 PST 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lld-x86_64-ubuntu-fast` running on `as-builder-4` while building `llvm` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/33/builds/10119

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'LLVM :: CodeGen/AMDGPU/v_sat_pk_u8_i16.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 2: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=fiji -verify-machineinstrs < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-VI /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-VI /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=fiji -verify-machineinstrs
RUN: at line 3: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-GFX9 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-GFX9 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
RUN: at line 4: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx1101 -verify-machineinstrs < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GFX11,SDAG-GFX11 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx1101 -verify-machineinstrs
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GFX11,SDAG-GFX11 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
RUN: at line 5: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-GFX12 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=SDAG-GFX12 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs
RUN: at line 7: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=fiji -verify-machineinstrs -global-isel < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GISEL-VI /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=fiji -verify-machineinstrs -global-isel
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GISEL-VI /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
RUN: at line 8: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs -global-isel < /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll | /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GISEL-GFX9 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/FileCheck -check-prefixes=GISEL-GFX9 /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll
+ /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/build/bin/llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs -global-isel
/home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll:1233:20: error: GISEL-GFX9-NEXT: expected string not found in input
; GISEL-GFX9-NEXT: v_and_b32_sdwa v1, v0, v1 dst_sel:BYTE_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
                   ^
<stdin>:544:24: note: scanning from here
 v_mov_b32_e32 v1, 0xff
                       ^
<stdin>:545:2: note: possible intended match here
 v_and_b32_sdwa v1, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
 ^
/home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll:1348:20: error: GISEL-GFX9-NEXT: expected string not found in input
; GISEL-GFX9-NEXT: v_and_b32_sdwa v1, v0, v1 dst_sel:BYTE_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
                   ^
<stdin>:589:24: note: scanning from here
 v_mov_b32_e32 v1, 0xff
                       ^
<stdin>:590:2: note: possible intended match here
 v_and_b32_sdwa v1, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
 ^

Input file: <stdin>
Check file: /home/buildbot/worker/as-builder-4/ramdisk/lld-x86_64/llvm-project/llvm/test/CodeGen/AMDGPU/v_sat_pk_u8_i16.ll

-dump-input=help explains the following input dump.

Input was:
<<<<<<
             .
...

```

</details>

https://github.com/llvm/llvm-project/pull/123942

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