[llvm] SelectionDAG: Support FMINIMUMNUM and FMINIMUM in combineMinNumMaxNumImpl (PR #137449)

via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 11 16:59:38 PST 2025 

github-actions[bot] wrote:

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

* 167083 tests passed
* 2934 tests skipped
* 1 test failed

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

### LLVM
<details>
<summary>LLVM.CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx700 < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefix=GFX7 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx700
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefix=GFX7 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# 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=amdgcn-amd-amdhsa -mcpu=gfx900 < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefix=GFX9 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefix=GFX9 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# 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=amdgcn-amd-amdhsa -mcpu=gfx1200 -mattr=+real-true16 < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefixes=GFX12,GFX12-TRUE16 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1200 -mattr=+real-true16
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck -check-prefixes=GFX12,GFX12-TRUE16 /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll:1428:22: error: GFX12-TRUE16-NEXT: expected string not found in input
# | ; GFX12-TRUE16-NEXT: s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
# |                      ^
# | <stdin>:1185:32: note: scanning from here
# |  v_minimum_f16 v1.l, v1.l, v3.l
# |                                ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll:1750:22: error: GFX12-TRUE16-NEXT: expected string not found in input
# | ; GFX12-TRUE16-NEXT: s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
# |                      ^
# | <stdin>:1339:32: note: scanning from here
# |  v_maximum_f16 v1.l, v1.l, v3.l
# |                                ^
# | 
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AMDGPU/select-flags-to-fmin-fmax.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |            .
# |            .
# |            .
# |         1180:  s_wait_bvhcnt 0x0 
# |         1181:  s_wait_kmcnt 0x0 
# |         1182:  v_minimum_f16 v1.h, v1.h, v3.h 
# |         1183:  v_minimum_f16 v0.h, v0.h, v2.h 
# |         1184:  v_minimum_f16 v0.l, v0.l, v2.l 
# |         1185:  v_minimum_f16 v1.l, v1.l, v3.l 
# | next:1428                                    X error: no match found
# |         1186:  s_setpc_b64 s[30:31] 
# | next:1428     ~~~~~~~~~~~~~~~~~~~~~~
# |         1187: .Lfunc_end33: 
# | next:1428     ~~~~~~~~~~~~~~
# |         1188:  .size v_test_fmin_legacy_ule_v4f16_nnan_flag, .Lfunc_end33-v_test_fmin_legacy_ule_v4f16_nnan_flag 
# | next:1428     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |         1189:  ; -- End function 
# | next:1428     ~~~~~~~~~~~~~~~~~~~
# |         1190:  .set v_test_fmin_legacy_ule_v4f16_nnan_flag.num_vgpr, 4 
# | next:1428     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            .
# |            .
# |            .
# |         1334:  s_wait_bvhcnt 0x0 
# |         1335:  s_wait_kmcnt 0x0 
# |         1336:  v_maximum_f16 v1.h, v1.h, v3.h 
# |         1337:  v_maximum_f16 v0.h, v0.h, v2.h 
# |         1338:  v_maximum_f16 v0.l, v0.l, v2.l 
# |         1339:  v_maximum_f16 v1.l, v1.l, v3.l 
# | next:1750                                    X error: no match found
# |         1340:  s_setpc_b64 s[30:31] 
# | next:1750     ~~~~~~~~~~~~~~~~~~~~~~
# |         1341: .Lfunc_end37: 
# | next:1750     ~~~~~~~~~~~~~~
# |         1342:  .size v_test_fmax_legacy_uge_v4f16_nnan_flag, .Lfunc_end37-v_test_fmax_legacy_uge_v4f16_nnan_flag 
# | next:1750     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |         1343:  ; -- End function 
# | next:1750     ~~~~~~~~~~~~~~~~~~~
# |         1344:  .set v_test_fmax_legacy_uge_v4f16_nnan_flag.num_vgpr, 4 
# | next:1750     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            .
# |            .
# |            .
# | >>>>>>
# `-----------------------------
# 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/137449

More information about the llvm-commits mailing list