[flang-commits] [flang] [llvm] [flang]- Fix for IEEE_IS_NAN sets IEEE_INVALID after inspecting a sNaN (PR #205276)
via flang-commits
flang-commits at lists.llvm.org
Tue Aug 11 05:46:38 PDT 2026
github-actions[bot] wrote:
<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results
* 139589 tests passed
* 3666 tests skipped
* 3 tests failed
## Failed Tests
(click on a test name to see its output)
### LLVM
<details>
<summary>LLVM.CodeGen/AArch64/known-fpclass-splat-vector.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -mtriple=aarch64 -mattr=+sve < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\known-fpclass-splat-vector.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\known-fpclass-splat-vector.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=aarch64 -mattr=+sve
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\known-fpclass-splat-vector.ll'
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\known-fpclass-splat-vector.ll:20:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: pfalse p0.b
# | ^
# | <stdin>:26:10: note: scanning from here
# | // %bb.0:
# | ^
# | <stdin>:29:2: note: possible intended match here
# | ptrue p0.s
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AArch64\known-fpclass-splat-vector.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | .
# | .
# | .
# | 21: .p2align 2
# | 22: .type test_splat_const_isnan, at function
# | 23: .variant_pcs test_splat_const_isnan
# | 24: test_splat_const_isnan: // @test_splat_const_isnan
# | 25: .cfi_startproc
# | 26: // %bb.0:
# | next:20'0 { search range start (exclusive)
# | next:20'1 error: no match found in search range
# | 27: fmov z0.s, #2.00000000
# | 28: mov z1.s, #0x7f800000
# | 29: ptrue p0.s
# | next:20'2 ? possible intended match
# | 30: and z0.s, z0.s, #0x7fffffff
# | 31: cmpgt p0.s, p0/z, z0.s, z1.s
# | 32: ret
# | 33: .Lfunc_end1:
# | 34: .size test_splat_const_isnan, .Lfunc_end1-test_splat_const_isnan
# | 35: .cfi_endproc
# | 36: // -- End function
# | 37: .section ".note.GNU-stack","", at progbits
# | next:20'3 } search range end (exclusive)
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
<details>
<summary>LLVM.CodeGen/AMDGPU/llvm.is.fpclass.f16.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -global-isel=0 -mtriple=amdgpu7.04 < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe --check-prefixes=GFX7CHECK,GFX7SELDAG C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -global-isel=0 -mtriple=amdgpu7.04
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' --check-prefixes=GFX7CHECK,GFX7SELDAG 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll'
# note: command had no output on stdout or stderr
# RUN: at line 3
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -global-isel=1 -mtriple=amdgpu7.04 < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe --check-prefixes=GFX7CHECK,GFX7GLISEL C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -global-isel=1 -mtriple=amdgpu7.04
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' --check-prefixes=GFX7CHECK,GFX7GLISEL 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll'
# note: command had no output on stdout or stderr
# RUN: at line 4
c:\_work\llvm-project\llvm-project\build\bin\llc.exe -global-isel=0 -mtriple=amdgpu8.03 < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe --check-prefixes=GFX8CHECK,GFX8SELDAG C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -global-isel=0 -mtriple=amdgpu8.03
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' --check-prefixes=GFX8CHECK,GFX8SELDAG 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll'
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll:1362:20: error: GFX8SELDAG-NEXT: expected string not found in input
# | ; GFX8SELDAG-NEXT: v_lshrrev_b32_e32 v1, 16, v0
# | ^
# | <stdin>:741:41: note: scanning from here
# | s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | ^
# | <stdin>:742:2: note: possible intended match here
# | v_bfe_u32 v1, v0, 16, 15
# | ^
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll:1503:20: error: GFX8SELDAG-NEXT: expected string not found in input
# | ; GFX8SELDAG-NEXT: v_lshrrev_b32_e32 v2, 16, v0
# | ^
# | <stdin>:787:41: note: scanning from here
# | s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | ^
# | <stdin>:788:2: note: possible intended match here
# | v_and_b32_e32 v2, 0x7fff, v1
# | ^
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll:1682:20: error: GFX8SELDAG-NEXT: expected string not found in input
# | ; GFX8SELDAG-NEXT: v_lshrrev_b32_e32 v3, 16, v0
# | ^
# | <stdin>:836:41: note: scanning from here
# | s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | ^
# | <stdin>:837:2: note: possible intended match here
# | v_bfe_u32 v3, v1, 16, 15
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\AMDGPU\llvm.is.fpclass.f16.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | .
# | .
# | .
# | 736: .globl isnan_v2f16 ; -- Begin function isnan_v2f16
# | 737: .p2align 6
# | 738: .type isnan_v2f16, at function
# | 739: isnan_v2f16: ; @isnan_v2f16
# | 740: ; %bb.0:
# | 741: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | next:1362'0 { search range start (exclusive)
# | next:1362'1 error: no match found in search range
# | 742: v_bfe_u32 v1, v0, 16, 15
# | next:1362'2 ? possible intended match
# | 743: s_movk_i32 s4, 0x7c00
# | 744: v_and_b32_e32 v0, 0x7fff7fff, v0
# | 745: v_cmp_lt_i16_e32 vcc, s4, v0
# | 746: v_cndmask_b32_e64 v0, 0, 1, vcc
# | 747: v_cmp_lt_i16_e32 vcc, s4, v1
# | .
# | .
# | .
# | 780: .long 0
# | 781: .text
# | 782: .globl isnan_v3f16 ; -- Begin function isnan_v3f16
# | 783: .p2align 6
# | 784: .type isnan_v3f16, at function
# | 785: isnan_v3f16: ; @isnan_v3f16
# | next:1362'3 } search range end (exclusive)
# | 786: ; %bb.0:
# | 787: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | next:1503'0 { search range start (exclusive)
# | next:1503'1 error: no match found in search range
# | 788: v_and_b32_e32 v2, 0x7fff, v1
# | next:1503'2 ? possible intended match
# | 789: s_movk_i32 s4, 0x7c00
# | 790: v_bfe_u32 v1, v0, 16, 15
# | 791: v_and_b32_e32 v0, 0x7fff7fff, v0
# | 792: v_cmp_lt_i16_e32 vcc, s4, v0
# | 793: v_cndmask_b32_e64 v0, 0, 1, vcc
# | .
# | .
# | .
# | 829: .long 0
# | 830: .text
# | 831: .globl isnan_v4f16 ; -- Begin function isnan_v4f16
# | 832: .p2align 6
# | 833: .type isnan_v4f16, at function
# | 834: isnan_v4f16: ; @isnan_v4f16
# | next:1503'3 } search range end (exclusive)
# | 835: ; %bb.0:
# | 836: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | next:1682'0 { search range start (exclusive)
# | next:1682'1 error: no match found in search range
# | 837: v_bfe_u32 v3, v1, 16, 15
# | next:1682'2 ? possible intended match
# | 838: s_movk_i32 s4, 0x7c00
# | 839: v_and_b32_e32 v2, 0x7fff7fff, v1
# | 840: v_bfe_u32 v1, v0, 16, 15
# | 841: v_and_b32_e32 v0, 0x7fff7fff, v0
# | 842: v_cmp_lt_i16_e32 vcc, s4, v0
# | .
# | .
# | .
# | 881: .long 0
# | 882: .text
# | 883: .globl isnan_f16_strictfp ; -- Begin function isnan_f16_strictfp
# | 884: .p2align 6
# | 885: .type isnan_f16_strictfp, at function
# | 886: isnan_f16_strictfp: ; @isnan_f16_strictfp
# | next:1682'3 } search range end (exclusive)
# | 887: ; %bb.0:
# | 888: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
# | 889: v_cmp_class_f16_e64 s[4:5], v0, 3
# | 890: v_cndmask_b32_e64 v0, 0, 1, s[4:5]
# | 891: s_setpc_b64 s[30:31]
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
```
</details>
<details>
<summary>LLVM.CodeGen/X86/is_fpclass-fp80.ll</summary>
```
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\llc.exe < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\X86\is_fpclass-fp80.ll -mtriple=i686-linux | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\X86\is_fpclass-fp80.ll -check-prefixes=X86
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\llc.exe' -mtriple=i686-linux
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\X86\is_fpclass-fp80.ll' -check-prefixes=X86
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\X86\is_fpclass-fp80.ll:8:13: error: X86-NEXT: expected string not found in input
# | ; X86-NEXT: fldt {{[0-9]+}}(%esp)
# | ^
# | <stdin>:8:18: note: scanning from here
# | # %bb.0: # %entry
# | ^
# | <stdin>:9:5: note: possible intended match here
# | pushl %esi
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\X86\is_fpclass-fp80.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: .att_syntax
# | 2: .file "<stdin>"
# | 3: .text
# | 4: .globl is_nan_f80 # -- Begin function is_nan_f80
# | 5: .prefalign 4, .Lfunc_end0, nop
# | 6: .type is_nan_f80, at function
# | 7: is_nan_f80: # @is_nan_f80
# | 8: # %bb.0: # %entry
# | next:8'0 { search range start (exclusive)
# | next:8'1 error: no match found in search range
# | 9: pushl %esi
# | next:8'2 ? possible intended match
# | 10: movl 12(%esp), %eax
# | 11: movzwl 16(%esp), %ecx
# | 12: andl $32767, %ecx # imm = 0x7FFF
# | 13: xorl %edx, %edx
# | 14: cmpl 8(%esp), %edx
# | .
# | .
# | .
# | 31: .size is_nan_f80, .Lfunc_end0-is_nan_f80
# | 32: # -- End function
# | 33: .globl is_nan_f80_strict # -- Begin function is_nan_f80_strict
# | 34: .prefalign 4, .Lfunc_end1, nop
# | 35: .type is_nan_f80_strict, at function
# | 36: is_nan_f80_strict: # @is_nan_f80_strict
# | next:8'3 } search range end (exclusive)
# | 37: # %bb.0: # %entry
# | 38: pushl %esi
# | 39: movl 12(%esp), %eax
# | 40: movzwl 16(%esp), %ecx
# | 41: andl $32767, %ecx # imm = 0x7FFF
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# 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/205276
More information about the flang-commits
mailing list