llvm-mirror/test/CodeGen/AArch64/dag-numsignbits.ll

34 lines
1.2 KiB
LLVM

; RUN: llc < %s -mtriple=aarch64-unknown | FileCheck %s
; PR32273
define void @signbits_vXi1(<4 x i16> %a1) {
; CHECK-LABEL: signbits_vXi1
; CHECK: cmgt v0.4h, v1.4h, v0.4h
; CHECK-NEXT: and v0.8b, v0.8b, v2.8b
; CHECK-NEXT: shl v0.4h, v0.4h, #15
; CHECK-NEXT: sshr v0.4h, v0.4h, #15
; CHECK-NEXT: umov w0, v0.h[0]
; CHECK-NEXT: umov w3, v0.h[3]
; CHECK-NEXT: mov w1, wzr
; CHECK-NEXT: mov w2, wzr
; CHECK-NEXT: b foo
%tmp3 = shufflevector <4 x i16> %a1, <4 x i16> undef, <4 x i32> zeroinitializer
%tmp5 = add <4 x i16> %tmp3, <i16 18249, i16 6701, i16 -18744, i16 -25086>
%tmp6 = icmp slt <4 x i16> %tmp5, <i16 1, i16 1, i16 1, i16 1>
%tmp7 = and <4 x i1> %tmp6, <i1 true, i1 false, i1 false, i1 true>
%tmp8 = sext <4 x i1> %tmp7 to <4 x i16>
%tmp9 = extractelement <4 x i16> %tmp8, i32 0
%tmp10 = zext i16 %tmp9 to i32
%tmp11 = extractelement <4 x i16> %tmp8, i32 1
%tmp12 = zext i16 %tmp11 to i32
%tmp13 = extractelement <4 x i16> %tmp8, i32 2
%tmp14 = zext i16 %tmp13 to i32
%tmp15 = extractelement <4 x i16> %tmp8, i32 3
%tmp16 = zext i16 %tmp15 to i32
tail call void @foo(i32 %tmp10, i32 %tmp12, i32 %tmp14, i32 %tmp16)
ret void
}
declare void @foo(i32, i32, i32, i32)