diff options
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/InstCombine/X86/X86FsubCmpCombine.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/X86/X86FsubCmpCombine.ll b/test/Transforms/InstCombine/X86/X86FsubCmpCombine.ll index fde0692d00a..b05b27f533b 100644 --- a/test/Transforms/InstCombine/X86/X86FsubCmpCombine.ll +++ b/test/Transforms/InstCombine/X86/X86FsubCmpCombine.ll @@ -122,6 +122,19 @@ entry: } +define i8 @sub_compare_folding_swapPD256_undef(<4 x double> %a, <4 x double> %b) { +; CHECK-LABEL: @sub_compare_folding_swapPD256_undef( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[TMP:%.*]] = tail call i8 @llvm.x86.avx512.mask.cmp.pd.256(<4 x double> fsub (<4 x double> undef, <4 x double> undef), <4 x double> zeroinitializer, i32 5, i8 -1) +; CHECK-NEXT: ret i8 [[TMP]] +; +entry: + %sub.i1 = fsub ninf <4 x double> undef, undef + %tmp = tail call i8 @llvm.x86.avx512.mask.cmp.pd.256(<4 x double> %sub.i1, <4 x double> zeroinitializer, i32 5, i8 -1) + ret i8 %tmp +} + + define i8 @sub_compare_folding_swapPD512(<8 x double> %a, <8 x double> %b){ ; CHECK-LABEL: @sub_compare_folding_swapPD512( ; CHECK-NEXT: entry: |