[X86][SSE] Added vector packing test for pr12412

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225138 91177308-0d34-0410-b5e6-96231b3b80d8
Svengali · Jan 4, 2015 · c0c3608 · c0c3608
1 parent dc18ec0
commit c0c3608
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/test/CodeGen/X86/vector-shuffle-128-v16.ll b/test/CodeGen/X86/vector-shuffle-128-v16.ll
@@ -1088,3 +1088,37 @@ entry:
   store <4 x i32> zeroinitializer, <4 x i32>* %ptr2, align 16
   ret void
 }
+
+define <16 x i8> @PR12412(<16 x i8> %inval1, <16 x i8> %inval2) {
+; SSE2-LABEL: PR12412:
+; SSE2:       # BB#0: # %entry
+; SSE2-NEXT:    movdqa {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255]
+; SSE2-NEXT:    pand %xmm2, %xmm1
+; SSE2-NEXT:    pand %xmm2, %xmm0
+; SSE2-NEXT:    packuswb %xmm1, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSSE3-LABEL: PR12412:
+; SSSE3:      # BB#0: # %entry
+; SSSE3-NEXT:   pshufb {{.*#+}} xmm1 = zero,zero,zero,zero,zero,zero,zero,zero,xmm1[0,2,4,6,8,10,12,14]
+; SSSE3-NEXT:   pshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14],zero,zero,zero,zero,zero,zero,zero,zero
+; SSSE3-NEXT:   por %xmm1, %xmm0
+; SSSE3-NEXT:   retq
+;
+; SSE41-LABEL: PR12412:
+; SSE41:      # BB#0: # %entry
+; SSE41-NEXT:   pshufb {{.*#+}} xmm1 = zero,zero,zero,zero,zero,zero,zero,zero,xmm1[0,2,4,6,8,10,12,14]
+; SSE41-NEXT:   pshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14],zero,zero,zero,zero,zero,zero,zero,zero
+; SSE41-NEXT:   por %xmm1, %xmm0
+; SSE41-NEXT:   retq
+;
+; AVX-LABEL: PR12412:
+; AVX:        # BB#0: # %entry
+; AVX-NEXT:     vpshufb {{.*#+}} xmm1 = zero,zero,zero,zero,zero,zero,zero,zero,xmm1[0,2,4,6,8,10,12,14]
+; AVX-NEXT:     vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14],zero,zero,zero,zero,zero,zero,zero,zero
+; AVX-NEXT:     vpor %xmm1, %xmm0, %xmm0
+; AVX-NEXT:     retq
+entry:
+  %0 = shufflevector <16 x i8> %inval1, <16 x i8> %inval2, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 16, i32 18, i32 20, i32 22, i32 24, i32 26, i32 28, i32 30>
+  ret <16 x i8> %0
+}