[llvm] r308295 - [X86][AVX512] Add ISD::ROTL/ISD::ROTR constant folding tests

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Tue Jul 18 04:18:38 2017
New Revision: 308295

URL: http://llvm.org/viewvc/llvm-project?rev=308295&view=rev
Log:
[X86][AVX512] Add ISD::ROTL/ISD::ROTR constant folding tests

Modified:
    llvm/trunk/test/CodeGen/X86/avx512-rotate.ll

Modified: llvm/trunk/test/CodeGen/X86/avx512-rotate.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512-rotate.ll?rev=308295&r1=308294&r2=308295&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512-rotate.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512-rotate.ll Tue Jul 18 04:18:38 2017
@@ -234,3 +234,23 @@ define <8 x i64>@test_splat_bounds_ror_v
   %res4 = add <8 x i64> %res3, %res2
   ret <8 x i64> %res4
 }
+
+; Constant folding
+
+define <8 x i64> @test_fold_rol_v8i64() {
+; CHECK-LABEL: test_fold_rol_v8i64:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    vmovaps {{.*#+}} zmm0 = [1,2,4,9223372036854775808,2,4611686018427387904,9223372036854775808,9223372036854775808]
+; CHECK-NEXT:    retq
+  %res = call <8 x i64> @llvm.x86.avx512.mask.prolv.q.512(<8 x i64> <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>, <8 x i64> <i64 0, i64 1, i64 2, i64 63, i64 65, i64 65534, i64 65535, i64 -1>, <8 x i64> zeroinitializer, i8 -1)
+  ret <8 x i64> %res
+}
+
+define <8 x i64> @test_fold_ror_v8i64() {
+; CHECK-LABEL: test_fold_ror_v8i64:
+; CHECK:       # BB#0:
+; CHECK-NEXT:    vmovaps {{.*#+}} zmm0 = [1,9223372036854775808,4611686018427387904,2,9223372036854775808,4,2,2]
+; CHECK-NEXT:    retq
+  %res = call <8 x i64> @llvm.x86.avx512.mask.prorv.q.512(<8 x i64> <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>, <8 x i64> <i64 0, i64 1, i64 2, i64 63, i64 65, i64 65534, i64 65535, i64 -1>, <8 x i64> zeroinitializer, i8 -1)
+  ret <8 x i64> %res
+}