From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Thu, 5 Sep 2019 12:36:11 +0000 (+0000)
Subject: [X86][SSE] Add (failing) test case for PR43227
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9a745c9fa15f584e509e635d1214cce4f95a1a32;p=llvm

[X86][SSE] Add (failing) test case for PR43227

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371061 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/load-partial.ll b/test/CodeGen/X86/load-partial.ll
index d6f989b07ea..a32705ad8c9 100644
--- a/test/CodeGen/X86/load-partial.ll
+++ b/test/CodeGen/X86/load-partial.ll
@@ -345,3 +345,60 @@ define i32 @load_partial_illegal_type() {
   ret i32 %4
 }
 
+define void @PR43227(i32* %explicit_0, <8 x i32>* %explicit_1) {
+; SSE2-LABEL: PR43227:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE2-NEXT:    xorps %xmm1, %xmm1
+; SSE2-NEXT:    xorps %xmm2, %xmm2
+; SSE2-NEXT:    movss {{.*#+}} xmm2 = xmm0[0],xmm2[1,2,3]
+; SSE2-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE2-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm0[0]
+; SSE2-NEXT:    movaps %xmm1, 672(%rsi)
+; SSE2-NEXT:    movaps %xmm2, 688(%rsi)
+; SSE2-NEXT:    retq
+;
+; SSSE3-LABEL: PR43227:
+; SSSE3:       # %bb.0:
+; SSSE3-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
+; SSSE3-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSSE3-NEXT:    xorps %xmm1, %xmm1
+; SSSE3-NEXT:    xorps %xmm2, %xmm2
+; SSSE3-NEXT:    movss {{.*#+}} xmm2 = xmm0[0],xmm2[1,2,3]
+; SSSE3-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSSE3-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm0[0]
+; SSSE3-NEXT:    movaps %xmm1, 672(%rsi)
+; SSSE3-NEXT:    movaps %xmm2, 688(%rsi)
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: PR43227:
+; SSE41:       # %bb.0:
+; SSE41-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE41-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; SSE41-NEXT:    movlhps {{.*#+}} xmm1 = xmm1[0],xmm0[0]
+; SSE41-NEXT:    xorps %xmm0, %xmm0
+; SSE41-NEXT:    movaps %xmm0, 672(%rsi)
+; SSE41-NEXT:    movaps %xmm1, 688(%rsi)
+; SSE41-NEXT:    retq
+;
+; AVX-LABEL: PR43227:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX-NEXT:    vmovss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
+; AVX-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX-NEXT:    vmovaps %ymm0, 672(%rsi)
+; AVX-NEXT:    vzeroupper
+; AVX-NEXT:    retq
+  %1 = getelementptr i32, i32* %explicit_0, i64 63
+  %2 = bitcast i32* %1 to <3 x i32>*
+  %3 = load <3 x i32>, <3 x i32>* %2, align 1
+  %4 = shufflevector <3 x i32> %3, <3 x i32> undef, <2 x i32> <i32 1, i32 2>
+  %5 = shufflevector <2 x i32> %4, <2 x i32> undef, <8 x i32> <i32 0, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
+  %6 = shufflevector <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 undef, i32 0, i32 undef, i32 0>, <8 x i32> %5, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 8, i32 5, i32 9, i32 7>
+  %7 = getelementptr inbounds <8 x i32>, <8 x i32>* %explicit_1, i64 21
+  store <8 x i32> %6, <8 x i32>* %7, align 32
+  ret void
+}