[llvm] [X86] Prefer SIMD min/max/abs for scalars when staying in XMM domain (PR #210654)

via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 30 05:12:26 PDT 2026


github-actions[bot] wrote:

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

* 179566 tests passed
* 3572 tests skipped
* 3 tests failed

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

### LLVM
<details>
<summary>LLVM.CodeGen/X86/apx/ccmp-cse.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp-cse.ll -mtriple=x86_64-unknown-unknown -mattr=+ccmp | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp-cse.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=x86_64-unknown-unknown -mattr=+ccmp
# 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/X86/apx/ccmp-cse.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp-cse.ll:49:15: error: CHECK-NEXT: is not on the line after the previous match
# | ; CHECK-NEXT: xorl %eax, %eax
# |               ^
# | <stdin>:37:2: note: 'next' match was here
# |  xorl %eax, %eax
# |  ^
# | <stdin>:34:9: note: previous match ended here
# | # %bb.0:
# |         ^
# | <stdin>:35:1: note: non-matching line after previous match is here
# |  movq %rdx, %rcx
# | ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp-cse.ll:71:15: error: CHECK-NEXT: is not on the line after the previous match
# | ; CHECK-NEXT: xorl %eax, %eax
# |               ^
# | <stdin>:53:2: note: 'next' match was here
# |  xorl %eax, %eax
# |  ^
# | <stdin>:50:9: note: previous match ended here
# | # %bb.0:
# |         ^
# | <stdin>:51:1: note: non-matching line after previous match is here
# |  movq %rdx, %r8
# | ^
# | 
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp-cse.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |            .
# |            .
# |            .
# |           29:  # -- End function 
# |           30:  .globl test_two_ors_sub_on_lhs # -- Begin function test_two_ors_sub_on_lhs 
# |           31:  .prefalign 4, .Lfunc_end2, nop 
# |           32:  .type test_two_ors_sub_on_lhs, at function 
# |           33: test_two_ors_sub_on_lhs: # @test_two_ors_sub_on_lhs 
# |           34: # %bb.0: 
# | next:49'0            {   search range start (exclusive)
# |           35:  movq %rdx, %rcx 
# |           36:  subq %r8, %rcx 
# |           37:  xorl %eax, %eax 
# | next:49'1      !~~~~~~~~~~~~~~   error: match on wrong line
# |           38:  cmpq %rsi, %rdi 
# |           39:  ccmpaeq {dfv=cf} %rdx, %rsi 
# |           40:  ccmpaeq {dfv=} %r8, %rdx 
# |           41:  cmovbeq %rcx, %rax 
# |           42:  retq 
# |           43: .Lfunc_end2: 
# |           44:  .size test_two_ors_sub_on_lhs, .Lfunc_end2-test_two_ors_sub_on_lhs 
# |           45:  # -- End function 
# |           46:  .globl test_or_sub_on_rhs # -- Begin function test_or_sub_on_rhs 
# |           47:  .prefalign 4, .Lfunc_end3, nop 
# |           48:  .type test_or_sub_on_rhs, at function 
# |           49: test_or_sub_on_rhs: # @test_or_sub_on_rhs 
# | next:49'2                        }                        search range end (exclusive)
# |           50: # %bb.0: 
# | next:71'0            {   search range start (exclusive)
# |           51:  movq %rdx, %r8 
# |           52:  subq %rcx, %r8 
# |           53:  xorl %eax, %eax 
# | next:71'1      !~~~~~~~~~~~~~~   error: match on wrong line
# |           54:  cmpq %rsi, %rdi 
# |           55:  ccmpaeq {dfv=} %rcx, %rdx 
# |           56:  cmovbeq %r8, %rax 
# |           57:  retq 
# |           58: .Lfunc_end3: 
# |           59:  .size test_or_sub_on_rhs, .Lfunc_end3-test_or_sub_on_rhs 
# |           60:  # -- End function 
# |           61:  .globl test_negative_float # -- Begin function test_negative_float 
# |           62:  .prefalign 4, .Lfunc_end4, nop 
# |           63:  .type test_negative_float, at function 
# |           64: test_negative_float: # @test_negative_float 
# | next:71'2                         }                         search range end (exclusive)
# |           65: # %bb.0: 
# |           66:  movaps %xmm2, %xmm3 
# |           67:  subss %xmm1, %xmm3 
# |           68:  cmpltss %xmm2, %xmm0 
# |           69:  andnps %xmm3, %xmm0 
# |            .
# |            .
# |            .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--

```
</details>
<details>
<summary>LLVM.CodeGen/X86/apx/ccmp.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll -mtriple=x86_64-unknown -mattr=+ccmp -show-mc-encoding -verify-machineinstrs | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=x86_64-unknown -mattr=+ccmp -show-mc-encoding -verify-machineinstrs
# 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/X86/apx/ccmp.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll:2106:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: cmpl %edx, %edi # encoding: [0x39,0xd7]
# |               ^
# | <stdin>:670:41: note: scanning from here
# |  movl %edi, %eax # encoding: [0x89,0xf8]
# |                                         ^
# | <stdin>:671:2: note: possible intended match here
# |  cmpl %ecx, %esi # encoding: [0x39,0xce]
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll:2139:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: cmpl %edx, %edi # encoding: [0x39,0xd7]
# |               ^
# | <stdin>:685:41: note: scanning from here
# |  movl %edi, %eax # encoding: [0x89,0xf8]
# |                                         ^
# | <stdin>:686:2: note: possible intended match here
# |  cmpl %ecx, %esi # encoding: [0x39,0xce]
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll:2179:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: cmpl %ecx, %esi # encoding: [0x39,0xce]
# |               ^
# | <stdin>:701:41: note: scanning from here
# |  movl %edi, %eax # encoding: [0x89,0xf8]
# |                                         ^
# | <stdin>:702:2: note: possible intended match here
# |  cmpl %edx, %edi # encoding: [0x39,0xd7]
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll:2221:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: cmpl %ecx, %edi # encoding: [0x39,0xcf]
# |               ^
# | <stdin>:717:41: note: scanning from here
# |  movl %edi, %eax # encoding: [0x89,0xf8]
# |                                         ^
# | <stdin>:718:2: note: possible intended match here
# |  cmpl %ecx, %esi # encoding: [0x39,0xce]
# |  ^
# | 
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/apx/ccmp.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |              .
# |              .
# |              .
# |            665:  .prefalign 4, .Lfunc_end32, nop 
# |            666:  .type ccmp_cmov_and, at function 
# |            667: ccmp_cmov_and: # @ccmp_cmov_and 
# |            668:  .cfi_startproc 
# |            669: # %bb.0: # %entry 
# |            670:  movl %edi, %eax # encoding: [0x89,0xf8] 
# | next:2106'0                                            {   search range start (exclusive)
# | next:2106'1                                                error: no match found in search range
# |            671:  cmpl %ecx, %esi # encoding: [0x39,0xce] 
# | next:2106'2      ?                                         possible intended match
# |            672:  ccmpnel {dfv=} %edx, %edi # encoding: [0x62,0xf4,0x04,0x05,0x39,0xd7] 
# |            673:  cmovll %esi, %eax # encoding: [0x0f,0x4c,0xc6] 
# |            674:  retq # encoding: [0xc3] 
# |            675: .Lfunc_end32: 
# |            676:  .size ccmp_cmov_and, .Lfunc_end32-ccmp_cmov_and 
# |            677:  .cfi_endproc 
# |            678:  # -- End function 
# |            679:  .globl ccmp_cmov_and_or # -- Begin function ccmp_cmov_and_or 
# |            680:  .prefalign 4, .Lfunc_end33, nop 
# |            681:  .type ccmp_cmov_and_or, at function 
# |            682: ccmp_cmov_and_or: # @ccmp_cmov_and_or 
# | next:2106'3                      }                      search range end (exclusive)
# |            683:  .cfi_startproc 
# |            684: # %bb.0: # %entry 
# |            685:  movl %edi, %eax # encoding: [0x89,0xf8] 
# | next:2139'0                                            {   search range start (exclusive)
# | next:2139'1                                                error: no match found in search range
# |            686:  cmpl %ecx, %esi # encoding: [0x39,0xce] 
# | next:2139'2      ?                                         possible intended match
# |            687:  ccmpnel {dfv=} %edx, %edi # encoding: [0x62,0xf4,0x04,0x05,0x39,0xd7] 
# |            688:  ccmpgel {dfv=} %ecx, %edi # encoding: [0x62,0xf4,0x04,0x0d,0x39,0xcf] 
# |            689:  cmovgl %esi, %eax # encoding: [0x0f,0x4f,0xc6] 
# |            690:  retq # encoding: [0xc3] 
# |            691: .Lfunc_end33: 
# |            692:  .size ccmp_cmov_and_or, .Lfunc_end33-ccmp_cmov_and_or 
# |            693:  .cfi_endproc 
# |            694:  # -- End function 
# |            695:  .globl ccmp_cmov_and_or_c # -- Begin function ccmp_cmov_and_or_c 
# |            696:  .prefalign 4, .Lfunc_end34, nop 
# |            697:  .type ccmp_cmov_and_or_c, at function 
# |            698: ccmp_cmov_and_or_c: # @ccmp_cmov_and_or_c 
# | next:2139'3                        }                        search range end (exclusive)
# |            699:  .cfi_startproc 
# |            700: # %bb.0: # %entry 
# |            701:  movl %edi, %eax # encoding: [0x89,0xf8] 
# | next:2179'0                                            {   search range start (exclusive)
# | next:2179'1                                                error: no match found in search range
# |            702:  cmpl %edx, %edi # encoding: [0x39,0xd7] 
# | next:2179'2      ?                                         possible intended match
# |            703:  ccmpll {dfv=zf} %ecx, %esi # encoding: [0x62,0xf4,0x14,0x0c,0x39,0xce] 
# |            704:  ccmpel {dfv=} %ecx, %edi # encoding: [0x62,0xf4,0x04,0x04,0x39,0xcf] 
# |            705:  cmovgl %esi, %eax # encoding: [0x0f,0x4f,0xc6] 
# |            706:  retq # encoding: [0xc3] 
# |            707: .Lfunc_end34: 
# |            708:  .size ccmp_cmov_and_or_c, .Lfunc_end34-ccmp_cmov_and_or_c 
# |            709:  .cfi_endproc 
# |            710:  # -- End function 
# |            711:  .globl ccmp_cmov_and_of_or # -- Begin function ccmp_cmov_and_of_or 
# |            712:  .prefalign 4, .Lfunc_end35, nop 
# |            713:  .type ccmp_cmov_and_of_or, at function 
# |            714: ccmp_cmov_and_of_or: # @ccmp_cmov_and_of_or 
# | next:2179'3                         }                         search range end (exclusive)
# |            715:  .cfi_startproc 
# |            716: # %bb.0: # %entry 
# |            717:  movl %edi, %eax # encoding: [0x89,0xf8] 
# | next:2221'0                                            {   search range start (exclusive)
# | next:2221'1                                                error: no match found in search range
# |            718:  cmpl %ecx, %esi # encoding: [0x39,0xce] 
# | next:2221'2      ?                                         possible intended match
# |            719:  ccmpnel {dfv=} %edx, %edi # encoding: [0x62,0xf4,0x04,0x05,0x39,0xd7] 
# |            720:  ccmpgel {dfv=} %ecx, %edi # encoding: [0x62,0xf4,0x04,0x0d,0x39,0xcf] 
# |            721:  cmovgl %esi, %eax # encoding: [0x0f,0x4f,0xc6] 
# |            722:  retq # encoding: [0xc3] 
# |            723: .Lfunc_end35: 
# |            724:  .size ccmp_cmov_and_of_or, .Lfunc_end35-ccmp_cmov_and_of_or 
# |            725:  .cfi_endproc 
# |            726:  # -- End function 
# |            727:  .section ".note.GNU-stack","", at progbits 
# | next:2221'3                                              } search range end (exclusive)
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--

```
</details>
<details>
<summary>LLVM.CodeGen/X86/pr209714.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc < /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll -mtriple=i686--   -mattr=+sse2     | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll --check-prefixes=X86-SSE,X86-SSE2
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=i686-- -mattr=+sse2
# 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/X86/pr209714.ll --check-prefixes=X86-SSE,X86-SSE2
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:24:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: pmovmskb %xmm0, %eax
# |                 ^
# | <stdin>:13:20: note: scanning from here
# |  pand (%eax), %xmm0
# |                    ^
# | <stdin>:24:2: note: possible intended match here
# |  movd %xmm0, %eax
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:82:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: packsswb %xmm0, %xmm0
# |                 ^
# | <stdin>:42:21: note: scanning from here
# |  pandn (%eax), %xmm0
# |                     ^
# | <stdin>:44:2: note: possible intended match here
# |  psubusw %xmm0, %xmm1
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:154:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: movaps (%ecx), %xmm0
# |                 ^
# | <stdin>:76:20: note: scanning from here
# |  movl 8(%esp), %ecx
# |                    ^
# | <stdin>:77:2: note: possible intended match here
# |  movdqa (%ecx), %xmm0
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:211:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: movapd (%ecx), %xmm0
# |                 ^
# | <stdin>:106:20: note: scanning from here
# |  movl 4(%esp), %ecx
# |                    ^
# | <stdin>:107:2: note: possible intended match here
# |  movdqa (%ecx), %xmm0
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:275:17: error: X86-SSE-NEXT: is not on the line after the previous match
# | ; X86-SSE-NEXT: por %xmm1, %xmm0
# |                 ^
# | <stdin>:143:2: note: 'next' match was here
# |  por %xmm1, %xmm0
# |  ^
# | <stdin>:132:21: note: previous match ended here
# |  pandn (%eax), %xmm0
# |                     ^
# | <stdin>:133:1: note: non-matching line after previous match is here
# |  pmaxub %xmm1, %xmm0
# | ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:371:18: error: X86-SSE2-NEXT: expected string not found in input
# | ; X86-SSE2-NEXT: packsswb %xmm1, %xmm1
# |                  ^
# | <stdin>:166:20: note: scanning from here
# |  paddw %xmm0, %xmm1
# |                    ^
# | <stdin>:168:2: note: possible intended match here
# |  psubusw %xmm1, %xmm0
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:508:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: movaps (%ecx), %xmm0
# |                 ^
# | <stdin>:200:20: note: scanning from here
# |  movl 4(%esp), %ecx
# |                    ^
# | <stdin>:201:2: note: possible intended match here
# |  movdqa (%ecx), %xmm2
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:710:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: movdqa 48(%ecx), %xmm0
# |                 ^
# | <stdin>:287:20: note: scanning from here
# |  movl 8(%esp), %ecx
# |                    ^
# | <stdin>:288:2: note: possible intended match here
# |  movdqa 48(%ecx), %xmm1
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:847:18: error: X86-SSE2-NEXT: expected string not found in input
# | ; X86-SSE2-NEXT: packsswb %xmm0, %xmm0
# |                  ^
# | <stdin>:339:20: note: scanning from here
# |  paddw %xmm1, %xmm0
# |                    ^
# | <stdin>:341:2: note: possible intended match here
# |  psubusw %xmm0, %xmm1
# |  ^
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll:1023:17: error: X86-SSE-NEXT: expected string not found in input
# | ; X86-SSE-NEXT: movaps 48(%ecx), %xmm0
# |                 ^
# | <stdin>:373:20: note: scanning from here
# |  movl 8(%esp), %ecx
# |                    ^
# | <stdin>:374:2: note: possible intended match here
# |  movdqa 48(%ecx), %xmm4
# |  ^
# | 
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/X86/pr209714.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |              .
# |              .
# |              .
# |              8:  .cfi_startproc 
# |              9: # %bb.0: 
# |             10:  movl 4(%esp), %eax 
# |             11:  movl 8(%esp), %ecx 
# |             12:  movdqa (%ecx), %xmm0 
# |             13:  pand (%eax), %xmm0 
# | next:24'0                         {   search range start (exclusive)
# | next:24'1                             error: no match found in search range
# |             14:  pshufd $238, %xmm0, %xmm1 # xmm1 = xmm0[2,3,2,3] 
# |             15:  pmaxub %xmm0, %xmm1 
# |             16:  pshufd $85, %xmm1, %xmm0 # xmm0 = xmm1[1,1,1,1] 
# |             17:  pmaxub %xmm1, %xmm0 
# |             18:  movdqa %xmm0, %xmm1 
# |             19:  psrld $16, %xmm1 
# |             20:  pmaxub %xmm0, %xmm1 
# |             21:  movdqa %xmm1, %xmm0 
# |             22:  psrlw $8, %xmm0 
# |             23:  por %xmm1, %xmm0 
# |             24:  movd %xmm0, %eax 
# | next:24'2        ?                  possible intended match
# |             25:  notb %al 
# |             26:  shrb $7, %al 
# |             27:  # kill: def $al killed $al killed $eax 
# |             28:  retl 
# |             29: .Lfunc_end0: 
# |             30:  .size reduce_umax_v16i8_signbit, .Lfunc_end0-reduce_umax_v16i8_signbit 
# |             31:  .cfi_endproc 
# |             32:  # -- End function 
# |             33:  .globl reduce_umax_v8i16_signbit_not # -- Begin function reduce_umax_v8i16_signbit_not 
# |             34:  .prefalign 4, .Lfunc_end1, nop 
# |             35:  .type reduce_umax_v8i16_signbit_not, at function 
# |             36: reduce_umax_v8i16_signbit_not: # @reduce_umax_v8i16_signbit_not 
# | next:24'3                                     }                                   search range end (exclusive)
# |             37:  .cfi_startproc 
# |             38: # %bb.0: 
# |             39:  movl 8(%esp), %eax 
# |             40:  movl 4(%esp), %ecx 
# |             41:  movdqa (%ecx), %xmm0 
# |             42:  pandn (%eax), %xmm0 
# | next:82'0                          {   search range start (exclusive)
# | next:82'1                              error: no match found in search range
# |             43:  pshufd $238, %xmm0, %xmm1 # xmm1 = xmm0[2,3,2,3] 
# |             44:  psubusw %xmm0, %xmm1 
# | next:82'2        ?                      possible intended match
# |             45:  paddw %xmm0, %xmm1 
# |             46:  pshufd $85, %xmm1, %xmm0 # xmm0 = xmm1[1,1,1,1] 
# |             47:  psubusw %xmm1, %xmm0 
# |             48:  paddw %xmm1, %xmm0 
# |             49:  pextrw $1, %xmm0, %eax 
# |              .
# |              .
# |              .
# |             67:  .long 2147483648 # 0x80000000 
# |             68:  .text 
# |             69:  .globl reduce_umax_v4i32_signbit 
# |             70:  .prefalign 4, .Lfunc_end2, nop 
# |             71:  .type reduce_umax_v4i32_signbit, at function 
# |             72: reduce_umax_v4i32_signbit: # @reduce_umax_v4i32_signbit 
# | next:82'3                                 }                               search range end (exclusive)
# |             73:  .cfi_startproc 
# |             74: # %bb.0: 
# |             75:  movl 4(%esp), %eax 
# |             76:  movl 8(%esp), %ecx 
# | next:154'0                        {   search range start (exclusive)
# | next:154'1                            error: no match found in search range
# |             77:  movdqa (%ecx), %xmm0 
# | next:154'2       ?                      possible intended match
# |             78:  pand (%eax), %xmm0 
# |             79:  movdqa .LCPI2_0, %xmm1 # xmm1 = [2147483648,2147483648,2147483648,2147483648] 
# |             80:  movdqa %xmm0, %xmm2 
# |             81:  pxor %xmm1, %xmm2 
# |             82:  pshufd $238, %xmm0, %xmm3 # xmm3 = xmm0[2,3,2,3] 
# |              .
# |              .
# |              .
# |             97:  .cfi_endproc 
# |             98:  # -- End function 
# |             99:  .globl reduce_umax_v2i64_signbit_not # -- Begin function reduce_umax_v2i64_signbit_not 
# |            100:  .prefalign 4, .Lfunc_end3, nop 
# |            101:  .type reduce_umax_v2i64_signbit_not, at function 
# |            102: reduce_umax_v2i64_signbit_not: # @reduce_umax_v2i64_signbit_not 
# | next:154'3                                    }                                   search range end (exclusive)
# |            103:  .cfi_startproc 
# |            104: # %bb.0: 
# |            105:  movl 8(%esp), %eax 
# |            106:  movl 4(%esp), %ecx 
# | next:211'0                        {   search range start (exclusive)
# | next:211'1                            error: no match found in search range
# |            107:  movdqa (%ecx), %xmm0 
# | next:211'2       ?                      possible intended match
# |            108:  pandn (%eax), %xmm0 
# |            109:  pshufd $255, %xmm0, %xmm1 # xmm1 = xmm0[3,3,3,3] 
# |            110:  pshufd $85, %xmm0, %xmm0 # xmm0 = xmm0[1,1,1,1] 
# |            111:  por %xmm1, %xmm0 
# |            112:  movd %xmm0, %eax 
# |              .
# |              .
# |              .
# |            119:  .cfi_endproc 
# |            120:  # -- End function 
# |            121:  .globl reduce_umax_v32i8_signbit_not # -- Begin function reduce_umax_v32i8_signbit_not 
# |            122:  .prefalign 4, .Lfunc_end4, nop 
# |            123:  .type reduce_umax_v32i8_signbit_not, at function 
# |            124: reduce_umax_v32i8_signbit_not: # @reduce_umax_v32i8_signbit_not 
# | next:211'3                                    }                                   search range end (exclusive)
# |            125:  .cfi_startproc 
# |            126: # %bb.0: 
# |            127:  movl 8(%esp), %eax 
# |            128:  movl 4(%esp), %ecx 
# |            129:  movdqa (%ecx), %xmm0 
# |            130:  movdqa 16(%ecx), %xmm1 
# |            131:  pandn 16(%eax), %xmm1 
# |            132:  pandn (%eax), %xmm0 
# | next:275'0                         {   search range start (exclusive)
# |            133:  pmaxub %xmm1, %xmm0 
# |            134:  pshufd $238, %xmm0, %xmm1 # xmm1 = xmm0[2,3,2,3] 
# |            135:  pmaxub %xmm0, %xmm1 
# |            136:  pshufd $85, %xmm1, %xmm0 # xmm0 = xmm1[1,1,1,1] 
# |            137:  pmaxub %xmm1, %xmm0 
# |            138:  movdqa %xmm0, %xmm1 
# |            139:  psrld $16, %xmm1 
# |            140:  pmaxub %xmm0, %xmm1 
# |            141:  movdqa %xmm1, %xmm0 
# |            142:  psrlw $8, %xmm0 
# |            143:  por %xmm1, %xmm0 
# | next:275'1       !~~~~~~~~~~~~~~~   error: match on wrong line
# |            144:  movd %xmm0, %eax 
# |            145:  notb %al 
# |            146:  shrb $7, %al 
# |            147:  # kill: def $al killed $al killed $eax 
# |            148:  retl 
# |            149: .Lfunc_end4: 
# |     
# | ...
# `---data was truncated (10240/17442) (change limit with -D output_limit=N)
# 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/210654


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