llvm/test/CodeGen/AArch64/aarch64-addv.ll
Amara Emerson f69362835a Re-commit r302678, fixing PR33053.
The issue was that the AArch64 TTI hook allowed unpacked integer cmp reductions
which didn't have a lowering.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303211 91177308-0d34-0410-b5e6-96231b3b80d8
2017-05-16 21:29:22 +00:00

70 lines
2.4 KiB
LLVM

; RUN: llc < %s -mtriple=aarch64-eabi -aarch64-neon-syntax=generic | FileCheck %s
; Function Attrs: nounwind readnone
declare i64 @llvm.experimental.vector.reduce.add.i64.v2i64(<2 x i64>)
declare i32 @llvm.experimental.vector.reduce.add.i32.v4i32(<4 x i32>)
declare i16 @llvm.experimental.vector.reduce.add.i16.v8i16(<8 x i16>)
declare i8 @llvm.experimental.vector.reduce.add.i8.v16i8(<16 x i8>)
define i8 @add_B(<16 x i8>* %arr) {
; CHECK-LABEL: add_B
; CHECK: addv {{b[0-9]+}}, {{v[0-9]+}}.16b
%bin.rdx = load <16 x i8>, <16 x i8>* %arr
%r = call i8 @llvm.experimental.vector.reduce.add.i8.v16i8(<16 x i8> %bin.rdx)
ret i8 %r
}
define i16 @add_H(<8 x i16>* %arr) {
; CHECK-LABEL: add_H
; CHECK: addv {{h[0-9]+}}, {{v[0-9]+}}.8h
%bin.rdx = load <8 x i16>, <8 x i16>* %arr
%r = call i16 @llvm.experimental.vector.reduce.add.i16.v8i16(<8 x i16> %bin.rdx)
ret i16 %r
}
define i32 @add_S( <4 x i32>* %arr) {
; CHECK-LABEL: add_S
; CHECK: addv {{s[0-9]+}}, {{v[0-9]+}}.4s
%bin.rdx = load <4 x i32>, <4 x i32>* %arr
%r = call i32 @llvm.experimental.vector.reduce.add.i32.v4i32(<4 x i32> %bin.rdx)
ret i32 %r
}
define i64 @add_D(<2 x i64>* %arr) {
; CHECK-LABEL: add_D
; CHECK-NOT: addv
%bin.rdx = load <2 x i64>, <2 x i64>* %arr
%r = call i64 @llvm.experimental.vector.reduce.add.i64.v2i64(<2 x i64> %bin.rdx)
ret i64 %r
}
declare i32 @llvm.experimental.vector.reduce.add.i32.v8i32(<8 x i32>)
define i32 @oversized_ADDV_256(i8* noalias nocapture readonly %arg1, i8* noalias nocapture readonly %arg2) {
; CHECK-LABEL: oversized_ADDV_256
; CHECK: addv {{s[0-9]+}}, {{v[0-9]+}}.4s
entry:
%0 = bitcast i8* %arg1 to <8 x i8>*
%1 = load <8 x i8>, <8 x i8>* %0, align 1
%2 = zext <8 x i8> %1 to <8 x i32>
%3 = bitcast i8* %arg2 to <8 x i8>*
%4 = load <8 x i8>, <8 x i8>* %3, align 1
%5 = zext <8 x i8> %4 to <8 x i32>
%6 = sub nsw <8 x i32> %2, %5
%7 = icmp slt <8 x i32> %6, zeroinitializer
%8 = sub nsw <8 x i32> zeroinitializer, %6
%9 = select <8 x i1> %7, <8 x i32> %8, <8 x i32> %6
%r = call i32 @llvm.experimental.vector.reduce.add.i32.v8i32(<8 x i32> %9)
ret i32 %r
}
declare i32 @llvm.experimental.vector.reduce.add.i32.v16i32(<16 x i32>)
define i32 @oversized_ADDV_512(<16 x i32>* %arr) {
; CHECK-LABEL: oversized_ADDV_512
; CHECK: addv {{s[0-9]+}}, {{v[0-9]+}}.4s
%bin.rdx = load <16 x i32>, <16 x i32>* %arr
%r = call i32 @llvm.experimental.vector.reduce.add.i32.v16i32(<16 x i32> %bin.rdx)
ret i32 %r
}