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author | Stephen Hines <srhines@google.com> | 2015-04-01 18:49:24 +0000 |
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committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2015-04-01 18:49:26 +0000 |
commit | 3fa16bd6062e23bcdb82ed4dd965674792e6b761 (patch) | |
tree | 9348fc507292f7e8715d22d64ce5a32131b4f875 /test/CodeGen/X86/vselect-avx.ll | |
parent | beed47390a60f6f0c77532b3d3f76bb47ef49423 (diff) | |
parent | ebe69fe11e48d322045d5949c83283927a0d790b (diff) | |
download | external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.zip external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.tar.gz external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.tar.bz2 |
Merge "Update aosp/master LLVM for rebase to r230699."
Diffstat (limited to 'test/CodeGen/X86/vselect-avx.ll')
-rw-r--r-- | test/CodeGen/X86/vselect-avx.ll | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/test/CodeGen/X86/vselect-avx.ll b/test/CodeGen/X86/vselect-avx.ll index 0c0f4bb..02a9ef4 100644 --- a/test/CodeGen/X86/vselect-avx.ll +++ b/test/CodeGen/X86/vselect-avx.ll @@ -59,19 +59,15 @@ bb: ; ; <rdar://problem/18819506> -; Note: For now, hard code ORIG_MASK and SHRUNK_MASK registers, because we -; cannot express that ORIG_MASK must not be equal to ORIG_MASK. Otherwise, -; even a faulty pattern would pass! -; ; CHECK-LABEL: test3: -; Compute the original mask. -; CHECK: vpcmpeqd {{%xmm[0-9]+}}, {{%xmm[0-9]+}}, [[ORIG_MASK:%xmm0]] -; Shrink the bit of the mask. -; CHECK-NEXT: vpslld $31, [[ORIG_MASK]], [[SHRUNK_MASK:%xmm3]] -; Use the shrunk mask in the blend. -; CHECK-NEXT: vblendvps [[SHRUNK_MASK]], %xmm{{[0-9]+}}, %xmm{{[0-9]+}}, %xmm{{[0-9]+}} -; Use the original mask in the and. -; CHECK-NEXT: vpand LCPI2_2(%rip), [[ORIG_MASK]], {{%xmm[0-9]+}} +; Compute the mask. +; CHECK: vpcmpeqd {{%xmm[0-9]+}}, {{%xmm[0-9]+}}, [[MASK:%xmm[0-9]+]] +; Do not shrink the bit of the mask. +; CHECK-NOT: vpslld $31, [[MASK]], {{%xmm[0-9]+}} +; Use the mask in the blend. +; CHECK-NEXT: vblendvps [[MASK]], %xmm{{[0-9]+}}, %xmm{{[0-9]+}}, %xmm{{[0-9]+}} +; Use the mask in the and. +; CHECK-NEXT: vpand LCPI2_2(%rip), [[MASK]], {{%xmm[0-9]+}} ; CHECK: retq define void @test3(<4 x i32> %induction30, <4 x i16>* %tmp16, <4 x i16>* %tmp17, <4 x i16> %tmp3, <4 x i16> %tmp12) { %tmp6 = srem <4 x i32> %induction30, <i32 3, i32 3, i32 3, i32 3> @@ -83,3 +79,14 @@ define void @test3(<4 x i32> %induction30, <4 x i16>* %tmp16, <4 x i16>* %tmp17, store <4 x i16> %predphi, <4 x i16>* %tmp17, align 8 ret void } + +; We shouldn't try to lower this directly using VSELECT because we don't have +; vpblendvb in AVX1, only in AVX2. Instead, it should be expanded. +; +; CHECK-LABEL: PR22706: +; CHECK: vpcmpgtb +; CHECK: vpcmpgtb +define <32 x i8> @PR22706(<32 x i1> %x) { + %tmp = select <32 x i1> %x, <32 x i8> <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>, <32 x i8> <i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2> + ret <32 x i8> %tmp +} |