AVX-512: Handled extractelement from mask vector;

Added VMOSHDUP/VMOVSLDUP shuffle instructions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194691 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 33 insertions, 0 deletions

diff --git a/test/CodeGen/X86/avx512-insert-extract.ll b/test/CodeGen/X86/avx512-insert-extract.ll
index 530b92e484..3f067401ed 100644
--- a/test/CodeGen/X86/avx512-insert-extract.ll
+++ b/test/CodeGen/X86/avx512-insert-extract.ll
@@ -98,3 +98,28 @@ define i32 @test10(<16 x i32> %x, i32 %ind) nounwind {
   ret i32 %e
 }
 
+;CHECK-LABEL: test11
+;CHECK: movl    $260
+;CHECK: bextrl
+;CHECK: movl    $268
+;CHECK: bextrl
+;CHECK: ret
+define <16 x i32> @test11(<16 x i32>%a, <16 x i32>%b) {
+  %cmp_res = icmp ult <16 x i32> %a, %b
+  %ia = extractelement <16 x i1> %cmp_res, i32 4
+  %ib = extractelement <16 x i1> %cmp_res, i32 12
+
+  br i1 %ia, label %A, label %B
+
+  A:
+    ret <16 x i32>%b
+  B:
+   %c = add <16 x i32>%b, %a
+  br i1 %ib, label %C, label %D
+  C:
+   %c1 = sub <16 x i32>%c, %a
+   ret <16 x i32>%c1
+  D:
+   %c2 = mul <16 x i32>%c, %a
+   ret <16 x i32>%c2
+}
diff --git a/test/CodeGen/X86/avx512-shuffle.ll b/test/CodeGen/X86/avx512-shuffle.ll
index f9186b643f..c9e0c2b992 100644
--- a/test/CodeGen/X86/avx512-shuffle.ll
+++ b/test/CodeGen/X86/avx512-shuffle.ll
@@ -215,4 +215,12 @@ define <16 x i32> @test24(<16 x i32> %a, <16 x i32> %b) nounwind {
 define <16 x i32> @test25(<16 x i32> %a, <16 x i32> %b) nounwind {
   %c = shufflevector <16 x i32> %a, <16 x i32> %b, <16 x i32> <i32 0, i32 1, i32 19, i32 undef, i32 4, i32 5, i32 23, i32 undef, i32 8, i32 9, i32 27, i32 undef, i32 12, i32 13, i32 undef, i32 undef>
   ret <16 x i32> %c
+}
+
+; CHECK-LABEL: @test26
+; CHECK: vmovshdup
+; CHECK: ret
+define <16 x i32> @test26(<16 x i32> %a) nounwind {
+  %c = shufflevector <16 x i32> %a, <16 x i32> undef, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 undef, i32 9, i32 9, i32 undef, i32 11, i32 13, i32 undef, i32 undef, i32 undef>
+  ret <16 x i32> %c
 }
\ No newline at end of file