1 files changed, 63 insertions, 0 deletions
diff --git a/test/CodeGen/X86/avx-shift.ll b/test/CodeGen/X86/avx-shift.ll
index 3ea39a2..681747b 100644
--- a/test/CodeGen/X86/avx-shift.ll
+++ b/test/CodeGen/X86/avx-shift.ll
@@ -62,6 +62,45 @@ define <16 x i16> @vshift07(<16 x i16> %a) nounwind readnone {
   ret <16 x i16> %s
 }
 
+; CHECK: vpsrlw
+; CHECK: pand
+; CHECK: pxor
+; CHECK: psubb
+; CHECK: vpsrlw
+; CHECK: pand
+; CHECK: pxor
+; CHECK: psubb
+define <32 x i8> @vshift09(<32 x i8> %a) nounwind readnone {
+  %s = ashr <32 x i8> %a, <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> %s
+}
+
+; CHECK: pxor
+; CHECK: pcmpgtb
+; CHECK: pcmpgtb
+define <32 x i8> @vshift10(<32 x i8> %a) nounwind readnone {
+  %s = ashr <32 x i8> %a, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+  ret <32 x i8> %s
+}
+
+; CHECK: vpsrlw
+; CHECK: pand
+; CHECK: vpsrlw
+; CHECK: pand
+define <32 x i8> @vshift11(<32 x i8> %a) nounwind readnone {
+  %s = lshr <32 x i8> %a, <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> %s
+}
+
+; CHECK: vpsllw
+; CHECK: pand
+; CHECK: vpsllw
+; CHECK: pand
+define <32 x i8> @vshift12(<32 x i8> %a) nounwind readnone {
+  %s = shl <32 x i8> %a, <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> %s
+}
+
 ;;; Support variable shifts
 ; CHECK: _vshift08
 ; CHECK: vextractf128 $1
@@ -73,3 +112,27 @@ define <8 x i32> @vshift08(<8 x i32> %a) nounwind {
   ret <8 x i32> %bitop
 }
 
+;;; Uses shifts for sign extension
+; CHECK: _sext_v16i16
+; CHECK: vpsllw
+; CHECK: vpsraw
+; CHECK: vpsllw
+; CHECK: vpsraw
+; CHECK: vinsertf128
+define <16 x i16> @sext_v16i16(<16 x i16> %a) nounwind {
+  %b = trunc <16 x i16> %a to <16 x i8>
+  %c = sext <16 x i8> %b to <16 x i16>
+  ret <16 x i16> %c
+}
+
+; CHECK: _sext_v8i32
+; CHECK: vpslld
+; CHECK: vpsrad
+; CHECK: vpslld
+; CHECK: vpsrad
+; CHECK: vinsertf128
+define <8 x i32> @sext_v8i32(<8 x i32> %a) nounwind {
+  %b = trunc <8 x i32> %a to <8 x i16>
+  %c = sext <8 x i16> %b to <8 x i32>
+  ret <8 x i32> %c
+}