322d0afd87
This change renames the intrinsics to not have "experimental" in the name. The autoupgrader will handle legacy intrinsics. Relevant ML thread: http://lists.llvm.org/pipermail/llvm-dev/2020-April/140729.html Differential Revision: https://reviews.llvm.org/D88787
72 lines
4.3 KiB
LLVM
72 lines
4.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -loop-vectorize -force-vector-interleave=4 -force-vector-width=4 -prefer-inloop-reductions -force-reduction-intrinsics -dce -instcombine -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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define i32 @reduction_sum_single(i32* noalias nocapture %A) {
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; CHECK-LABEL: @reduction_sum_single(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
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; CHECK: vector.ph:
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP13:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 [[INDEX]]
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[TMP0]] to <4 x i32>*
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; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, <4 x i32>* [[TMP1]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 4
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; CHECK-NEXT: [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <4 x i32>*
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; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, <4 x i32>* [[TMP3]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 8
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[TMP4]] to <4 x i32>*
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; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, <4 x i32>* [[TMP5]], align 4
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; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[TMP0]], i64 12
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; CHECK-NEXT: [[TMP7:%.*]] = bitcast i32* [[TMP6]] to <4 x i32>*
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; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, <4 x i32>* [[TMP7]], align 4
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; CHECK-NEXT: [[TMP8:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD]])
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; CHECK-NEXT: [[TMP9]] = add i32 [[TMP8]], [[VEC_PHI]]
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; CHECK-NEXT: [[TMP10:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD4]])
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; CHECK-NEXT: [[TMP11]] = add i32 [[TMP10]], [[VEC_PHI1]]
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; CHECK-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD5]])
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; CHECK-NEXT: [[TMP13]] = add i32 [[TMP12]], [[VEC_PHI2]]
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; CHECK-NEXT: [[TMP14:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD6]])
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; CHECK-NEXT: [[TMP15]] = add i32 [[TMP14]], [[VEC_PHI3]]
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; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16
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; CHECK-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256
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; CHECK-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop !0
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; CHECK: middle.block:
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; CHECK-NEXT: [[BIN_RDX:%.*]] = add i32 [[TMP11]], [[TMP9]]
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; CHECK-NEXT: [[BIN_RDX7:%.*]] = add i32 [[TMP13]], [[BIN_RDX]]
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; CHECK-NEXT: [[BIN_RDX8:%.*]] = add i32 [[TMP15]], [[BIN_RDX7]]
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; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]]
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; CHECK: scalar.ph:
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; CHECK-NEXT: br label [[DOTLR_PH:%.*]]
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; CHECK: .lr.ph:
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; CHECK-NEXT: br i1 undef, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop !2
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; CHECK: ._crit_edge:
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; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ undef, [[DOTLR_PH]] ], [ [[BIN_RDX8]], [[MIDDLE_BLOCK]] ]
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; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]]
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;
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entry:
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br label %.lr.ph
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.lr.ph: ; preds = %entry, %.lr.ph
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%indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ]
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%sum.02 = phi i32 [ %l7, %.lr.ph ], [ 0, %entry ]
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%l2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
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%l3 = load i32, i32* %l2, align 4
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%l7 = add i32 %sum.02, %l3
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%indvars.iv.next = add i64 %indvars.iv, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32
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%exitcond = icmp eq i32 %lftr.wideiv, 256
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br i1 %exitcond, label %._crit_edge, label %.lr.ph
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._crit_edge: ; preds = %.lr.ph
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%sum.0.lcssa = phi i32 [ %l7, %.lr.ph ]
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ret i32 %sum.0.lcssa
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}
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