Vendor import of llvm trunk r126079:

http://llvm.org/svn/llvm-project/llvm/trunk@126079

1 files changed, 30 insertions, 0 deletions

diff --git a/test/CodeGen/X86/vec-sign.ll b/test/CodeGen/X86/vec-sign.ll
new file mode 100644
index 0000000..31b9c2e
--- /dev/null
+++ b/test/CodeGen/X86/vec-sign.ll
@@ -0,0 +1,30 @@
+; RUN: llc < %s -march=x86 -mcpu=nehalem | FileCheck %s
+
+define <4 x i32> @signd(<4 x i32> %a, <4 x i32> %b) nounwind {
+entry:
+; CHECK: signd:
+; CHECK: psignd
+; CHECK-NOT: sub
+; CHECK: ret
+  %b.lobit = ashr <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
+  %sub = sub nsw <4 x i32> zeroinitializer, %a
+  %0 = xor <4 x i32> %b.lobit, <i32 -1, i32 -1, i32 -1, i32 -1>
+  %1 = and <4 x i32> %a, %0
+  %2 = and <4 x i32> %b.lobit, %sub
+  %cond = or <4 x i32> %1, %2
+  ret <4 x i32> %cond
+}
+
+define <4 x i32> @blendvb(<4 x i32> %b, <4 x i32> %a, <4 x i32> %c) nounwind {
+entry:
+; CHECK: blendvb:
+; CHECK: pblendvb
+; CHECK: ret
+  %b.lobit = ashr <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
+  %sub = sub nsw <4 x i32> zeroinitializer, %a
+  %0 = xor <4 x i32> %b.lobit, <i32 -1, i32 -1, i32 -1, i32 -1>
+  %1 = and <4 x i32> %c, %0
+  %2 = and <4 x i32> %a, %b.lobit
+  %cond = or <4 x i32> %1, %2
+  ret <4 x i32> %cond
+}