| ; RUN: opt -passes=loop-vectorize < %s -S -o - | FileCheck %s |
| |
| target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" |
| target triple = "thumbv8.1m.main-none-eabi" |
| |
| ; CHECK-LABEL: test_i32_align4 |
| ; CHECK: call void @llvm.masked.store.v4i32.p0 |
| define void @test_i32_align4(ptr nocapture %A, i32 %n) #0 { |
| entry: |
| %cmp12 = icmp sgt i32 %n, 0 |
| br i1 %cmp12, label %for.body.preheader, label %for.cond.cleanup |
| |
| for.body.preheader: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %for.body.preheader, %for.inc |
| %i.013 = phi i32 [ %inc, %for.inc ], [ 0, %for.body.preheader ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.013 |
| %0 = load i32, ptr %arrayidx, align 4 |
| %.off = add i32 %0, 9 |
| %1 = icmp ult i32 %.off, 19 |
| br i1 %1, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| store i32 0, ptr %arrayidx, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %inc = add nuw nsw i32 %i.013, 1 |
| %exitcond = icmp eq i32 %inc, %n |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| |
| for.cond.cleanup.loopexit: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| ; CHECK-LABEL: test_i32_align2 |
| ; CHECK-NOT: call void @llvm.masked.store |
| define void @test_i32_align2(ptr nocapture %A, i32 %n) #0 { |
| entry: |
| %cmp12 = icmp sgt i32 %n, 0 |
| br i1 %cmp12, label %for.body.preheader, label %for.cond.cleanup |
| |
| for.body.preheader: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %for.body.preheader, %for.inc |
| %i.013 = phi i32 [ %inc, %for.inc ], [ 0, %for.body.preheader ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.013 |
| %0 = load i32, ptr %arrayidx, align 2 |
| %.off = add i32 %0, 9 |
| %1 = icmp ult i32 %.off, 19 |
| br i1 %1, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| store i32 0, ptr %arrayidx, align 2 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %inc = add nuw nsw i32 %i.013, 1 |
| %exitcond = icmp eq i32 %inc, %n |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| |
| for.cond.cleanup.loopexit: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| ; CHECK-LABEL: test_i32_noalign |
| ; CHECK: call void @llvm.masked.store.v4i32.p0 |
| define void @test_i32_noalign(ptr nocapture %A, i32 %n) #0 { |
| entry: |
| %cmp12 = icmp sgt i32 %n, 0 |
| br i1 %cmp12, label %for.body.preheader, label %for.cond.cleanup |
| |
| for.body.preheader: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %for.body.preheader, %for.inc |
| %i.013 = phi i32 [ %inc, %for.inc ], [ 0, %for.body.preheader ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.013 |
| %0 = load i32, ptr %arrayidx |
| %.off = add i32 %0, 9 |
| %1 = icmp ult i32 %.off, 19 |
| br i1 %1, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| store i32 0, ptr %arrayidx |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %inc = add nuw nsw i32 %i.013, 1 |
| %exitcond = icmp eq i32 %inc, %n |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| |
| for.cond.cleanup.loopexit: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| ; CHECK-LABEL: test_i16_align2 |
| ; CHECK: call void @llvm.masked.store.v8i16.p0 |
| define void @test_i16_align2(ptr nocapture %A, i32 %n) #0 { |
| entry: |
| %cmp12 = icmp sgt i32 %n, 0 |
| br i1 %cmp12, label %for.body.preheader, label %for.cond.cleanup |
| |
| for.body.preheader: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %for.body.preheader, %for.inc |
| %i.013 = phi i32 [ %inc, %for.inc ], [ 0, %for.body.preheader ] |
| %arrayidx = getelementptr inbounds i16, ptr %A, i32 %i.013 |
| %0 = load i16, ptr %arrayidx, align 2 |
| %.off = add i16 %0, 9 |
| %1 = icmp ult i16 %.off, 19 |
| br i1 %1, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| store i16 0, ptr %arrayidx, align 2 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %inc = add nuw nsw i32 %i.013, 1 |
| %exitcond = icmp eq i32 %inc, %n |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| |
| for.cond.cleanup.loopexit: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| ; CHECK-LABEL: test_i16_align1 |
| ; CHECK-NOT: call void @llvm.masked.store |
| define void @test_i16_align1(ptr nocapture %A, i32 %n) #0 { |
| entry: |
| %cmp12 = icmp sgt i32 %n, 0 |
| br i1 %cmp12, label %for.body.preheader, label %for.cond.cleanup |
| |
| for.body.preheader: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %for.body.preheader, %for.inc |
| %i.013 = phi i32 [ %inc, %for.inc ], [ 0, %for.body.preheader ] |
| %arrayidx = getelementptr inbounds i16, ptr %A, i32 %i.013 |
| %0 = load i16, ptr %arrayidx, align 1 |
| %.off = add i16 %0, 9 |
| %1 = icmp ult i16 %.off, 19 |
| br i1 %1, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| store i16 0, ptr %arrayidx, align 1 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %inc = add nuw nsw i32 %i.013, 1 |
| %exitcond = icmp eq i32 %inc, %n |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| |
| for.cond.cleanup.loopexit: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| attributes #0 = { "target-features"="+mve" } |
