X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FX86%2Favx-shuffle-x86_32.ll;h=a24bd46af41be72e7abd57bfbbf4c27d419f8cb0;hb=faf046c6c0a561e966f4ac671392c4b8e15c35a2;hp=78b4888cfa16ad0e888668f7f74a93e27250c150;hpb=8b2b8a18354546d534b72f912153a3252ab4b857;p=oota-llvm.git

diff --git a/test/CodeGen/X86/avx-shuffle-x86_32.ll b/test/CodeGen/X86/avx-shuffle-x86_32.ll
index 78b4888cfa1..a24bd46af41 100644
--- a/test/CodeGen/X86/avx-shuffle-x86_32.ll
+++ b/test/CodeGen/X86/avx-shuffle-x86_32.ll
@@ -1,8 +1,25 @@
-; RUN: llc < %s -mtriple=i686-pc-win32 -mcpu=corei7-avx -mattr=+avx | FileCheck %s
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+avx | FileCheck %s
 
+; Avoid unnecessary vinsertf128
 define <4 x i64> @test1(<4 x i64> %a) nounwind {
+; CHECK-LABEL: test1:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; CHECK-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
+; CHECK-NEXT:    retl
  %b = shufflevector <4 x i64> %a, <4 x i64> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
  ret <4 x i64>%b
- ; CHECK-LABEL: test1:
- ; CHECK-NOT: vinsertf128
- }
+}
+
+define <8 x i16> @test2(<4 x i16>* %v) nounwind {
+; CHECK-LABEL: test2:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT:    vmovq {{.*#+}} xmm0 = xmm0[0],zero
+; CHECK-NEXT:    retl
+  %v9 = load <4 x i16>, <4 x i16> * %v, align 8
+  %v10 = shufflevector <4 x i16> %v9, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
+  %v11 = shufflevector <8 x i16> <i16 undef, i16 undef, i16 undef, i16 undef, i16 0, i16 0, i16 0, i16 0>, <8 x i16> %v10, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 4, i32 5, i32 6, i32 7>
+  ret <8 x i16> %v11
+}