[llvm] r236610 - Readd the regression test from r236584. Calling convention fixed to linux.

[Pawel Bylica]

Author: chfast
Date: Wed May  6 11:43:21 2015
New Revision: 236610

URL: http://llvm.org/viewvc/llvm-project?rev=236610&view=rev
Log:
Readd the regression test from r236584. Calling convention fixed to linux.

Added:
    llvm/trunk/test/CodeGen/X86/extractelement-index.ll

Added: llvm/trunk/test/CodeGen/X86/extractelement-index.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/extractelement-index.ll?rev=236610&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/extractelement-index.ll (added)
+++ llvm/trunk/test/CodeGen/X86/extractelement-index.ll Wed May  6 11:43:21 2015
@@ -0,0 +1,51 @@
+; RUN: llc < %s -mtriple=x86_64-pc-linux             | FileCheck %s -check-prefix=X64
+; RUN: llc < %s -mtriple=x86_64-pc-linux -mattr=+avx | FileCheck %s -check-prefix=AVX
+
+
+; CHECK-LABEL: extractelement_index_1:
+define i8 @extractelement_index_1(<32 x i8> %a) nounwind {
+  ; X64:       movaps
+  ; AVX:       vpextrb $1
+  %b = extractelement <32 x i8> %a, i256 1
+  ret i8 %b
+}
+
+; CHECK-LABEL: extractelement_index_2:
+define i32 @extractelement_index_2(<8 x i32> %a) nounwind {
+  ; X64:       pshufd
+  ; AVX:       vextractf128 $1
+  ; AVX-NEXT:  vpextrd      $3
+  %b = extractelement <8 x i32> %a, i64 7
+  ret i32 %b
+}
+
+; CHECK-LABEL: extractelement_index_3:
+define i32 @extractelement_index_3(<8 x i32> %a) nounwind {
+  ; CHECK-NOT: pextr
+  %b = extractelement <8 x i32> %a, i64 15
+  ret i32 %b
+}
+
+; CHECK-LABEL: extractelement_index_4:
+define i32 @extractelement_index_4(<8 x i32> %a) nounwind {
+  ; X64:       movd
+  ; AVX:       vextractf128 $1
+  ; AVX-NEXT:  vmovd
+  %b = extractelement <8 x i32> %a, i256 4
+  ret i32 %b
+}
+
+; CHECK-LABEL: extractelement_index_5:
+define i8 @extractelement_index_5(<32 x i8> %a, i256 %i) nounwind {
+  ; X64:       movaps
+  ; AVX:       vmovaps
+  %b = extractelement <32 x i8> %a, i256 %i
+  ret i8 %b
+}
+
+; CHECK-LABEL: extractelement_index_6:
+define i8 @extractelement_index_6(<32 x i8> %a) nounwind {
+  ; CHECK-NOT: pextr
+  %b = extractelement <32 x i8> %a, i256 -1
+  ret i8 %b
+}
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