1 ; RUN: opt -mtriple=thumbv8.1m.main-arm-eabihf -mattr=+mve.fp -passes=loop-vectorize -tail-predication=enabled -S < %s | \
2 ; RUN: FileCheck %s -check-prefixes=COMMON,CHECK
4 ; RUN: opt -mtriple=thumbv8.1m.main-arm-eabihf -mattr=+mve.fp -passes=loop-vectorize -tail-predication=enabled-no-reductions -S < %s | \
5 ; RUN: FileCheck %s -check-prefixes=COMMON,NORED
7 ; RUN: opt -mtriple=thumbv8.1m.main-arm-eabihf -mattr=+mve.fp -passes=loop-vectorize -tail-predication=force-enabled-no-reductions -S < %s | \
8 ; RUN: FileCheck %s -check-prefixes=COMMON,NORED
10 target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
12 ; Check that this reduction is allowed, except when reductions are disable on
15 define dso_local i32 @i32_add_reduction(ptr noalias nocapture readonly %B, i32 %N) local_unnamed_addr #0 {
16 ; COMMON-LABEL: i32_add_reduction(
18 ; CHECK: @llvm.get.active.lane.mask
19 ; NORED-NOT: @llvm.get.active.lane.mask
22 %cmp6 = icmp sgt i32 %N, 0
23 br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
28 for.cond.cleanup.loopexit:
29 %add.lcssa = phi i32 [ %add, %for.body ]
30 br label %for.cond.cleanup
33 %S.0.lcssa = phi i32 [ 1, %entry ], [ %add.lcssa, %for.cond.cleanup.loopexit ]
37 %i.08 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]
38 %S.07 = phi i32 [ %add, %for.body ], [ 1, %for.body.preheader ]
39 %arrayidx = getelementptr inbounds i32, ptr %B, i32 %i.08
40 %0 = load i32, ptr %arrayidx, align 4
41 %add = add nsw i32 %0, %S.07
42 %inc = add nuw nsw i32 %i.08, 1
43 %exitcond = icmp eq i32 %inc, %N
44 br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body