[llvm] r238322 - AVX-512: Fixed a bug in extracting subvector from v64i1

[Elena Demikhovsky]

Author: delena
Date: Wed May 27 09:09:33 2015
New Revision: 238322

URL: http://llvm.org/viewvc/llvm-project?rev=238322&view=rev
Log:
AVX-512: Fixed a bug in extracting subvector from v64i1

By Igor Breger (igor.breger at intel.com)


Modified:
    llvm/trunk/lib/Target/X86/X86InstrAVX512.td
    llvm/trunk/test/CodeGen/X86/avx512-trunc-ext.ll

Modified: llvm/trunk/lib/Target/X86/X86InstrAVX512.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrAVX512.td?rev=238322&r1=238321&r2=238322&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrAVX512.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrAVX512.td Wed May 27 09:09:33 2015
@@ -1893,6 +1893,8 @@ let Predicates = [HasAVX512] in {
 
   def : Pat<(i32 (zext VK1:$src)),
             (AND32ri (KMOVWrk (COPY_TO_REGCLASS VK1:$src, VK16)), (i32 1))>;
+  def : Pat<(i32 (anyext VK1:$src)),
+            (KMOVWrk (COPY_TO_REGCLASS VK1:$src, VK16))>;
   def : Pat<(i8 (zext VK1:$src)),
             (EXTRACT_SUBREG
              (AND32ri (KMOVWrk
@@ -2223,6 +2225,12 @@ def : Pat<(v16i1 (insert_subvector undef
 def : Pat<(v8i1 (extract_subvector (v16i1 VK16:$src), (iPTR 8))),
           (v8i1 (COPY_TO_REGCLASS (KSHIFTRWri VK16:$src, (i8 8)), VK8))>;
 
+def : Pat<(v32i1 (extract_subvector (v64i1 VK64:$src), (iPTR 0))),
+          (v32i1 (COPY_TO_REGCLASS VK64:$src, VK32))>;
+
+def : Pat<(v32i1 (extract_subvector (v64i1 VK64:$src), (iPTR 32))),
+          (v32i1 (COPY_TO_REGCLASS (KSHIFTRQri VK64:$src, (i8 32)), VK32))>;
+
 let Predicates = [HasVLX] in {
   def : Pat<(v8i1 (insert_subvector undef, (v4i1 VK4:$src), (iPTR 0))),
             (v8i1 (COPY_TO_REGCLASS VK4:$src, VK8))>;

Modified: llvm/trunk/test/CodeGen/X86/avx512-trunc-ext.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512-trunc-ext.ll?rev=238322&r1=238321&r2=238322&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512-trunc-ext.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512-trunc-ext.ll Wed May 27 09:09:33 2015
@@ -950,3 +950,12 @@ define void @extload_v8i64(<8 x i8>* %a,
   ret void
 }
 
+;SKX-LABEL: test21:
+;SKX:       vmovdqu16 %zmm0, %zmm3 {%k1}
+;SKX-NEXT:  kshiftrq  $32, %k1, %k1
+;SKX-NEXT:  vmovdqu16 %zmm1, %zmm2 {%k1}
+define <64 x i16> @test21(<64 x i16> %x , <64 x i1> %mask) nounwind readnone {
+  %ret = select <64 x i1> %mask, <64 x i16> %x, <64 x i16> zeroinitializer
+  ret <64 x i16> %ret
+}  
+