[llvm] a190b40 - [NFC][X86] Add tests for concatenation of shuffle's operand to the shuffle

Roman Lebedev via llvm-commits llvm-commits at lists.llvm.org
Sun Jan 1 12:19:31 PST 2023


Author: Roman Lebedev
Date: 2023-01-01T23:12:21+03:00
New Revision: a190b408615331f04903670c89562754e52328bb

URL: https://github.com/llvm/llvm-project/commit/a190b408615331f04903670c89562754e52328bb
DIFF: https://github.com/llvm/llvm-project/commit/a190b408615331f04903670c89562754e52328bb.diff

LOG: [NFC][X86] Add tests for concatenation of shuffle's operand to the shuffle

Added: 
    llvm/test/CodeGen/X86/vector-shuffle-concatenation.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/X86/vector-shuffle-concatenation.ll b/llvm/test/CodeGen/X86/vector-shuffle-concatenation.ll
new file mode 100644
index 000000000000..4ffe97e6de23
--- /dev/null
+++ b/llvm/test/CodeGen/X86/vector-shuffle-concatenation.ll
@@ -0,0 +1,735 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefixes=SSE,SSE2,FALLBACK0
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.2 | FileCheck %s --check-prefixes=SSE,SSE42,FALLBACK1
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx  | FileCheck %s --check-prefixes=AVX,AVX1-ONLY,FALLBACK2
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefixes=AVX2,AVX2-SLOW,FALLBACK3
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=AVX2,AVX2-FAST-PERLANE,FALLBACK4
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2,+fast-variable-crosslane-shuffle,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=AVX2,AVX2-FAST,FALLBACK5
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512vl | FileCheck %s --check-prefixes=AVX512F,AVX512F-SLOW,FALLBACK6
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512vl,+fast-variable-crosslane-shuffle,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=AVX512F,AVX512F-FAST,FALLBACK7
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512vl,+avx512bw | FileCheck %s --check-prefixes=AVX512BW,AVX512BW-SLOW,FALLBACK8
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512vl,+avx512bw,+fast-variable-crosslane-shuffle,+fast-variable-perlane-shuffle | FileCheck %s --check-prefixes=AVX512BW,AVX512BW-FAST,FALLBACK9
+
+define void @concat_a_to_shuf_of_a(ptr %a.ptr, ptr %dst) {
+; SSE-LABEL: concat_a_to_shuf_of_a:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa (%rdi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, 16(%rsi)
+; SSE-NEXT:    movdqa %xmm1, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_a_to_shuf_of_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rdi), %xmm0
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_a_to_shuf_of_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rdi), %xmm0
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX2-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_a_to_shuf_of_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512F-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_a_to_shuf_of_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_shuf_of_a_to_a(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE-LABEL: concat_shuf_of_a_to_a:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa (%rdi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, (%rdx)
+; SSE-NEXT:    movdqa %xmm1, 16(%rdx)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_a_to_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rdi), %xmm0
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_a_to_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rdi), %xmm0
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX2-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_a_to_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512F-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_a_to_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %a, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_a_to_shuf_of_a_extrause_of_shuf(ptr %a.ptr, ptr %dst, ptr %shuf.escape.ptr) {
+; SSE-LABEL: concat_a_to_shuf_of_a_extrause_of_shuf:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa (%rdi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm1, (%rdx)
+; SSE-NEXT:    movdqa %xmm0, 16(%rsi)
+; SSE-NEXT:    movdqa %xmm1, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_a_to_shuf_of_a_extrause_of_shuf:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rdi), %xmm0
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_a_to_shuf_of_a_extrause_of_shuf:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rdi), %xmm0
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX2-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_a_to_shuf_of_a_extrause_of_shuf:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512F-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_a_to_shuf_of_a_extrause_of_shuf:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  store <2 x i64> %shuffle, ptr %shuf.escape.ptr, align 64
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_a_to_shuf_of_ab(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE2-LABEL: concat_a_to_shuf_of_ab:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movapd (%rdi), %xmm0
+; SSE2-NEXT:    movapd (%rsi), %xmm1
+; SSE2-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; SSE2-NEXT:    movapd %xmm0, 16(%rdx)
+; SSE2-NEXT:    movapd %xmm1, (%rdx)
+; SSE2-NEXT:    retq
+;
+; SSE42-LABEL: concat_a_to_shuf_of_ab:
+; SSE42:       # %bb.0:
+; SSE42-NEXT:    movaps (%rdi), %xmm0
+; SSE42-NEXT:    movaps (%rsi), %xmm1
+; SSE42-NEXT:    blendps {{.*#+}} xmm1 = xmm0[0,1],xmm1[2,3]
+; SSE42-NEXT:    movaps %xmm0, 16(%rdx)
+; SSE42-NEXT:    movaps %xmm1, (%rdx)
+; SSE42-NEXT:    retq
+;
+; AVX-LABEL: concat_a_to_shuf_of_ab:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rdi), %xmm0
+; AVX-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_a_to_shuf_of_ab:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rdi), %xmm0
+; AVX2-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_a_to_shuf_of_ab:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512F-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_a_to_shuf_of_ab:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512BW-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_b_to_shuf_of_ab(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE2-LABEL: concat_b_to_shuf_of_ab:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movaps (%rsi), %xmm0
+; SSE2-NEXT:    movaps %xmm0, %xmm1
+; SSE2-NEXT:    movlps {{.*#+}} xmm1 = mem[0,1],xmm1[2,3]
+; SSE2-NEXT:    movaps %xmm0, 16(%rdx)
+; SSE2-NEXT:    movaps %xmm1, (%rdx)
+; SSE2-NEXT:    retq
+;
+; SSE42-LABEL: concat_b_to_shuf_of_ab:
+; SSE42:       # %bb.0:
+; SSE42-NEXT:    movaps (%rsi), %xmm0
+; SSE42-NEXT:    movaps (%rdi), %xmm1
+; SSE42-NEXT:    blendps {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3]
+; SSE42-NEXT:    movaps %xmm0, 16(%rdx)
+; SSE42-NEXT:    movaps %xmm1, (%rdx)
+; SSE42-NEXT:    retq
+;
+; AVX-LABEL: concat_b_to_shuf_of_ab:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rsi), %xmm0
+; AVX-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_b_to_shuf_of_ab:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rsi), %xmm0
+; AVX2-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_b_to_shuf_of_ab:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512F-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_b_to_shuf_of_ab:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512BW-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %b, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_shuf_of_ab_to_a(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE2-LABEL: concat_shuf_of_ab_to_a:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movapd (%rdi), %xmm0
+; SSE2-NEXT:    movapd (%rsi), %xmm1
+; SSE2-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; SSE2-NEXT:    movapd %xmm0, (%rdx)
+; SSE2-NEXT:    movapd %xmm1, 16(%rdx)
+; SSE2-NEXT:    retq
+;
+; SSE42-LABEL: concat_shuf_of_ab_to_a:
+; SSE42:       # %bb.0:
+; SSE42-NEXT:    movaps (%rdi), %xmm0
+; SSE42-NEXT:    movaps (%rsi), %xmm1
+; SSE42-NEXT:    blendps {{.*#+}} xmm1 = xmm0[0,1],xmm1[2,3]
+; SSE42-NEXT:    movaps %xmm1, 16(%rdx)
+; SSE42-NEXT:    movaps %xmm0, (%rdx)
+; SSE42-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_ab_to_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rdi), %xmm0
+; AVX-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_ab_to_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rdi), %xmm0
+; AVX2-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX2-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_ab_to_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512F-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX512F-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_ab_to_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rdi), %xmm0
+; AVX512BW-NEXT:    vblendps {{.*#+}} xmm1 = xmm0[0,1],mem[2,3]
+; AVX512BW-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
+  %concat = shufflevector <2 x i64> %a, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_shuf_of_ab_to_b(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE2-LABEL: concat_shuf_of_ab_to_b:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movaps (%rsi), %xmm0
+; SSE2-NEXT:    movaps %xmm0, %xmm1
+; SSE2-NEXT:    movlps {{.*#+}} xmm1 = mem[0,1],xmm1[2,3]
+; SSE2-NEXT:    movaps %xmm1, 16(%rdx)
+; SSE2-NEXT:    movaps %xmm0, (%rdx)
+; SSE2-NEXT:    retq
+;
+; SSE42-LABEL: concat_shuf_of_ab_to_b:
+; SSE42:       # %bb.0:
+; SSE42-NEXT:    movaps (%rsi), %xmm0
+; SSE42-NEXT:    movaps (%rdi), %xmm1
+; SSE42-NEXT:    blendps {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3]
+; SSE42-NEXT:    movaps %xmm1, 16(%rdx)
+; SSE42-NEXT:    movaps %xmm0, (%rdx)
+; SSE42-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_ab_to_b:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rsi), %xmm0
+; AVX-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_ab_to_b:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rsi), %xmm0
+; AVX2-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX2-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_ab_to_b:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512F-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX512F-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_ab_to_b:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512BW-NEXT:    vblendps {{.*#+}} xmm1 = mem[0,1],xmm0[2,3]
+; AVX512BW-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
+  %concat = shufflevector <2 x i64> %b, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_b_to_shuf_of_a(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE-LABEL: concat_b_to_shuf_of_a:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movaps (%rsi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = mem[2,3,0,1]
+; SSE-NEXT:    movaps %xmm0, 16(%rdx)
+; SSE-NEXT:    movdqa %xmm1, (%rdx)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_b_to_shuf_of_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rsi), %xmm0
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_b_to_shuf_of_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rsi), %xmm0
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_b_to_shuf_of_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_b_to_shuf_of_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm1, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %b, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_shuf_of_a_to_b(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE-LABEL: concat_shuf_of_a_to_b:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movaps (%rsi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = mem[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm1, 16(%rdx)
+; SSE-NEXT:    movaps %xmm0, (%rdx)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_a_to_b:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovaps (%rsi), %xmm0
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_a_to_b:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovaps (%rsi), %xmm0
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX2-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_a_to_b:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512F-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_a_to_b:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vmovaps (%rsi), %xmm0
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm1 = mem[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm1, 16(%rdx)
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %b, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_poison_to_shuf_of_a(ptr %a.ptr, ptr %dst) {
+; SSE-LABEL: concat_poison_to_shuf_of_a:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = mem[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_poison_to_shuf_of_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_poison_to_shuf_of_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_poison_to_shuf_of_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_poison_to_shuf_of_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_shuf_of_a_to_poison(ptr %a.ptr, ptr %b.ptr, ptr %dst) {
+; SSE-LABEL: concat_shuf_of_a_to_poison:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = mem[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, 16(%rdx)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_a_to_poison:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_a_to_poison:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_a_to_poison:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_a_to_poison:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rdx)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %b = load <2 x i64>, ptr %b.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> poison, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_shuf_of_a_to_itself(ptr %a.ptr, ptr %dst) {
+; SSE-LABEL: concat_shuf_of_a_to_itself:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = mem[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, 16(%rsi)
+; SSE-NEXT:    movdqa %xmm0, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_a_to_itself:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_a_to_itself:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX2-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_a_to_itself:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512F-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512F-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_a_to_itself:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vpermilps {{.*#+}} xmm0 = mem[2,3,0,1]
+; AVX512BW-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX512BW-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat = shufflevector <2 x i64> %shuffle, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  store <4 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+
+define void @concat_aaa_to_shuf_of_a(ptr %a.ptr, ptr %dst) {
+; SSE-LABEL: concat_aaa_to_shuf_of_a:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa (%rdi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, 32(%rsi)
+; SSE-NEXT:    movdqa %xmm0, 48(%rsi)
+; SSE-NEXT:    movdqa %xmm0, 16(%rsi)
+; SSE-NEXT:    movdqa %xmm1, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_aaa_to_shuf_of_a:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vbroadcastf128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX-NEXT:    vmovaps %ymm0, 32(%rsi)
+; AVX-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX-NEXT:    vzeroupper
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_aaa_to_shuf_of_a:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vbroadcastf128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX2-NEXT:    vmovaps %ymm0, 32(%rsi)
+; AVX2-NEXT:    vmovaps %xmm0, 16(%rsi)
+; AVX2-NEXT:    vmovaps %xmm1, (%rsi)
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_aaa_to_shuf_of_a:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vbroadcasti128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX512F-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512F-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm1
+; AVX512F-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512F-NEXT:    vmovdqa64 %zmm0, (%rsi)
+; AVX512F-NEXT:    vzeroupper
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_aaa_to_shuf_of_a:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vbroadcasti128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX512BW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512BW-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm1
+; AVX512BW-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512BW-NEXT:    vmovdqa64 %zmm0, (%rsi)
+; AVX512BW-NEXT:    vzeroupper
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat01 = shufflevector <2 x i64> %shuffle, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %concat23 = shufflevector <2 x i64> %a, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %concat = shufflevector <4 x i64> %concat01, <4 x i64> %concat23, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
+  store <8 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+define void @concat_shuf_of_a_to_aaa(ptr %a.ptr, ptr %dst) {
+; SSE-LABEL: concat_shuf_of_a_to_aaa:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa (%rdi), %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE-NEXT:    movdqa %xmm0, 32(%rsi)
+; SSE-NEXT:    movdqa %xmm0, 16(%rsi)
+; SSE-NEXT:    movdqa %xmm0, (%rsi)
+; SSE-NEXT:    movdqa %xmm1, 48(%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: concat_shuf_of_a_to_aaa:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vbroadcastf128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX-NEXT:    vmovaps %ymm0, (%rsi)
+; AVX-NEXT:    vmovaps %xmm0, 32(%rsi)
+; AVX-NEXT:    vmovaps %xmm1, 48(%rsi)
+; AVX-NEXT:    vzeroupper
+; AVX-NEXT:    retq
+;
+; AVX2-LABEL: concat_shuf_of_a_to_aaa:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vbroadcastf128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX2-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX2-NEXT:    vmovaps %ymm0, (%rsi)
+; AVX2-NEXT:    vmovaps %xmm0, 32(%rsi)
+; AVX2-NEXT:    vmovaps %xmm1, 48(%rsi)
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512F-LABEL: concat_shuf_of_a_to_aaa:
+; AVX512F:       # %bb.0:
+; AVX512F-NEXT:    vbroadcasti128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX512F-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512F-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
+; AVX512F-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512F-NEXT:    vmovdqa64 %zmm0, (%rsi)
+; AVX512F-NEXT:    vzeroupper
+; AVX512F-NEXT:    retq
+;
+; AVX512BW-LABEL: concat_shuf_of_a_to_aaa:
+; AVX512BW:       # %bb.0:
+; AVX512BW-NEXT:    vbroadcasti128 {{.*#+}} ymm0 = mem[0,1,0,1]
+; AVX512BW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX512BW-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
+; AVX512BW-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512BW-NEXT:    vmovdqa64 %zmm0, (%rsi)
+; AVX512BW-NEXT:    vzeroupper
+; AVX512BW-NEXT:    retq
+  %a = load <2 x i64>, ptr %a.ptr, align 64
+  %shuffle = shufflevector <2 x i64> %a, <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+  %concat01 = shufflevector <2 x i64> %a, <2 x i64> %a, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %concat23 = shufflevector <2 x i64> %a, <2 x i64> %shuffle, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %concat = shufflevector <4 x i64> %concat01, <4 x i64> %concat23, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
+  store <8 x i64> %concat, ptr %dst, align 64
+  ret void
+}
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; AVX1-ONLY: {{.*}}
+; AVX2-FAST: {{.*}}
+; AVX2-FAST-PERLANE: {{.*}}
+; AVX2-SLOW: {{.*}}
+; AVX512BW-FAST: {{.*}}
+; AVX512BW-SLOW: {{.*}}
+; AVX512F-FAST: {{.*}}
+; AVX512F-SLOW: {{.*}}
+; FALLBACK0: {{.*}}
+; FALLBACK1: {{.*}}
+; FALLBACK2: {{.*}}
+; FALLBACK3: {{.*}}
+; FALLBACK4: {{.*}}
+; FALLBACK5: {{.*}}
+; FALLBACK6: {{.*}}
+; FALLBACK7: {{.*}}
+; FALLBACK8: {{.*}}
+; FALLBACK9: {{.*}}


        


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