| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -loop-vectorize -mtriple=powerpc64le-unknown-unknown \ |
| ; RUN: -force-target-max-vector-interleave=1 -mcpu=pwr9 < %s | FileCheck %s |
| define dso_local void @test(i32* %Arr, i32 signext %Len) { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i32 0, [[LEN:%.*]] |
| ; CHECK-NEXT: br i1 [[CMP1]], label [[FOR_BODY_LR_PH:%.*]], label [[FOR_COND_CLEANUP:%.*]] |
| ; CHECK: for.body.lr.ph: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[LEN]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[LEN]], 4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[LEN]], [[N_MOD_VF]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[INDEX]], 0 |
| ; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[TMP0]] to i64 |
| ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[ARR:%.*]], i64 [[TMP1]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i32 0 |
| ; CHECK-NEXT: [[TMP4:%.*]] = bitcast i32* [[TMP3]] to <4 x i32>* |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, <4 x i32>* [[TMP4]], align 4 |
| ; CHECK-NEXT: [[TMP5:%.*]] = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP6:%.*]] = sext i32 [[TMP0]] to i64 |
| ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[ARR]], i64 [[TMP6]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[TMP7]], i32 0 |
| ; CHECK-NEXT: [[TMP9:%.*]] = bitcast i32* [[TMP8]] to <4 x i32>* |
| ; CHECK-NEXT: store <4 x i32> [[TMP5]], <4 x i32>* [[TMP9]], align 4 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop !0 |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[LEN]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_FOR_COND_CLEANUP_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_LR_PH]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.for.cond.cleanup_crit_edge: |
| ; CHECK-NEXT: br label [[FOR_COND_CLEANUP]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: br label [[FOR_END:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_02:%.*]] = phi i32 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_INC:%.*]] ] |
| ; CHECK-NEXT: [[IDXPROM:%.*]] = sext i32 [[I_02]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[ARR]], i64 [[IDXPROM]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[TMP12:%.*]] = call i32 @llvm.bswap.i32(i32 [[TMP11]]) |
| ; CHECK-NEXT: [[IDXPROM1:%.*]] = sext i32 [[I_02]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[ARR]], i64 [[IDXPROM1]] |
| ; CHECK-NEXT: store i32 [[TMP12]], i32* [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: for.inc: |
| ; CHECK-NEXT: [[INC]] = add nsw i32 [[I_02]], 1 |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], [[LEN]] |
| ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_FOR_COND_CLEANUP_CRIT_EDGE]], !llvm.loop !2 |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %cmp1 = icmp slt i32 0, %Len |
| br i1 %cmp1, label %for.body.lr.ph, label %for.cond.cleanup |
| |
| for.body.lr.ph: ; preds = %entry |
| br label %for.body |
| |
| for.cond.for.cond.cleanup_crit_edge: ; preds = %for.inc |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.for.cond.cleanup_crit_edge, %entry |
| br label %for.end |
| |
| for.body: ; preds = %for.body.lr.ph, %for.inc |
| %i.02 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.inc ] |
| %idxprom = sext i32 %i.02 to i64 |
| %arrayidx = getelementptr inbounds i32, i32* %Arr, i64 %idxprom |
| %0 = load i32, i32* %arrayidx, align 4 |
| %1 = call i32 @llvm.bswap.i32(i32 %0) |
| %idxprom1 = sext i32 %i.02 to i64 |
| %arrayidx2 = getelementptr inbounds i32, i32* %Arr, i64 %idxprom1 |
| store i32 %1, i32* %arrayidx2, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %inc = add nsw i32 %i.02, 1 |
| %cmp = icmp slt i32 %inc, %Len |
| br i1 %cmp, label %for.body, label %for.cond.for.cond.cleanup_crit_edge |
| |
| for.end: ; preds = %for.cond.cleanup |
| ret void |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable willreturn |
| declare i32 @llvm.bswap.i32(i32) |