diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Transforms/Vectorize/LoopVectorize.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/Transforms/LoopVectorize/AArch64/interleave_count.ll | 35 |
2 files changed, 2 insertions, 37 deletions
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp index f18ff8f991f..516ab7d03a8 100644 --- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp +++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp @@ -6550,8 +6550,8 @@ unsigned LoopVectorizationCostModel::selectInterleaveCount(bool OptForSize, // We assume that the cost overhead is 1 and we use the cost model // to estimate the cost of the loop and interleave until the cost of the // loop overhead is about 5% of the cost of the loop. - unsigned SmallIC = std::min( - IC, (unsigned)PowerOf2Floor(SmallLoopCost / LoopCost ? LoopCost : 1)); + unsigned SmallIC = + std::min(IC, (unsigned)PowerOf2Floor(SmallLoopCost / LoopCost)); // Interleave until store/load ports (estimated by max interleave count) are // saturated. diff --git a/llvm/test/Transforms/LoopVectorize/AArch64/interleave_count.ll b/llvm/test/Transforms/LoopVectorize/AArch64/interleave_count.ll deleted file mode 100644 index 275beb6d662..00000000000 --- a/llvm/test/Transforms/LoopVectorize/AArch64/interleave_count.ll +++ /dev/null @@ -1,35 +0,0 @@ -; REQUIRES: asserts -; RUN: opt < %s -loop-vectorize -force-target-instruction-cost=0 -force-vector-width=2 -force-vector-interleave=1 -instcombine -S | FileCheck %s - -target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128" -target triple = "aarch64--linux-gnu" - -; CHECK-LABEL: @copy( -; CHECK: vector.body: -; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %vector.ph ], [ [[INDEX_NEXT:%.*]], %vector.body ] -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i64, i64* %a, i64 [[INDEX]] -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i64, i64* %b, i64 [[INDEX]] -; CHECK-NEXT: [[TMP4:%.*]] = bitcast i64* [[TMP3]] to <2 x i64>* -; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i64>, <2 x i64>* [[TMP4]], align 8 -; CHECK-NEXT: [[TMP5:%.*]] = bitcast i64* [[TMP2]] to <2 x i64>* -; CHECK-NEXT: store <2 x i64> [[WIDE_LOAD]], <2 x i64>* [[TMP5]], align 8 -; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2 -; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body -; -define void @copy(i64* %a, i64* %b, i64 %n) { -entry: - br label %for.body - -for.body: - %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] - %tmp0 = getelementptr inbounds i64, i64* %a, i64 %i - %tmp1 = getelementptr inbounds i64, i64* %b, i64 %i - %tmp3 = load i64, i64* %tmp1, align 8 - store i64 %tmp3, i64* %tmp0, align 8 - %i.next = add nuw nsw i64 %i, 1 - %cond = icmp slt i64 %i.next, %n - br i1 %cond, label %for.body, label %for.end - -for.end: - ret void -} |
