diff options
Diffstat (limited to 'llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll')
| -rw-r--r-- | llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll b/llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll index 3bcbbb4..b855d01 100644 --- a/llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll +++ b/llvm/test/CodeGen/SystemZ/knownbits-intrinsics-binop.ll @@ -458,3 +458,22 @@ define <16 x i8> @f30() { i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1> ret <16 x i8> %res } + +; Test VPERM with various constant operands. +define i32 @f31() { +; CHECK-LABEL: f31: +; CHECK-LABEL: # %bb.0: +; CHECK-NEXT: larl %r1, .LCPI31_0 +; CHECK-NEXT: vl %v0, 0(%r1), 3 +; CHECK-NEXT: larl %r1, .LCPI31_1 +; CHECK-NEXT: vl %v1, 0(%r1), 3 +; CHECK-NEXT: vperm %v0, %v1, %v1, %v0 +; CHECK-NEXT: vlgvb %r2, %v0, 0 +; CHECK-NEXT: nilf %r2, 7 +; CHECK-NEXT: # kill: def $r2l killed $r2l killed $r2d +; CHECK-NEXT: br %r14 + %P = tail call <16 x i8> @llvm.s390.vperm(<16 x i8> <i8 0, i8 1, i8 1, i8 2, i8 1, i8 2, i8 2, i8 3, i8 1, i8 2, i8 2, i8 3, i8 2, i8 3, i8 3, i8 4>, <16 x i8> <i8 0, i8 1, i8 1, i8 2, i8 1, i8 2, i8 2, i8 3, i8 1, i8 2, i8 2, i8 3, i8 2, i8 3, i8 3, i8 4>, <16 x i8> <i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 0>) + %E = extractelement <16 x i8> %P, i64 0 + %res = zext i8 %E to i32 + ret i32 %res +} |