diff options
Diffstat (limited to 'llvm/test/Transforms/LoopDistribute/symbolic-stride.ll')
-rw-r--r-- | llvm/test/Transforms/LoopDistribute/symbolic-stride.ll | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/llvm/test/Transforms/LoopDistribute/symbolic-stride.ll b/llvm/test/Transforms/LoopDistribute/symbolic-stride.ll deleted file mode 100644 index e760af35867..00000000000 --- a/llvm/test/Transforms/LoopDistribute/symbolic-stride.ll +++ /dev/null @@ -1,65 +0,0 @@ -; RUN: opt -basicaa -loop-distribute -enable-loop-distribute -S < %s | \ -; RUN: FileCheck %s --check-prefix=ALL --check-prefix=STRIDE_SPEC - -; RUN: opt -basicaa -loop-distribute -enable-loop-distribute -S -enable-mem-access-versioning=0 < %s | \ -; RUN: FileCheck %s --check-prefix=ALL --check-prefix=NO_STRIDE_SPEC - -; If we don't speculate stride for 1 we can't distribute along the line -; because we could have a backward dependence: -; -; for (i = 0; i < n; i++) { -; A[i + 1] = A[i] * B[i]; -; ======================= -; C[i] = D[i] * A[stride * i]; -; } - -target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" -target triple = "x86_64-apple-macosx10.10.0" - -; ALL-LABEL: @f( -define void @f(i32* noalias %a, - i32* noalias %b, - i32* noalias %c, - i32* noalias %d, - i64 %stride) { -entry: - br label %for.body - -; STRIDE_SPEC: %ident.check = icmp ne i64 %stride, 1 - -; STRIDE_SPEC: for.body.ldist1: -; NO_STRIDE_SPEC-NOT: for.body.ldist1: - -for.body: ; preds = %for.body, %entry - %ind = phi i64 [ 0, %entry ], [ %add, %for.body ] - - %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind - %loadA = load i32, i32* %arrayidxA, align 4 - - %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind - %loadB = load i32, i32* %arrayidxB, align 4 - - %mulA = mul i32 %loadB, %loadA - - %add = add nuw nsw i64 %ind, 1 - %arrayidxA_plus_4 = getelementptr inbounds i32, i32* %a, i64 %add - store i32 %mulA, i32* %arrayidxA_plus_4, align 4 - - %arrayidxD = getelementptr inbounds i32, i32* %d, i64 %ind - %loadD = load i32, i32* %arrayidxD, align 4 - - %mul = mul i64 %ind, %stride - %arrayidxStridedA = getelementptr inbounds i32, i32* %a, i64 %mul - %loadStridedA = load i32, i32* %arrayidxStridedA, align 4 - - %mulC = mul i32 %loadD, %loadStridedA - - %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind - store i32 %mulC, i32* %arrayidxC, align 4 - - %exitcond = icmp eq i64 %add, 20 - br i1 %exitcond, label %for.end, label %for.body - -for.end: ; preds = %for.body - ret void -} |