Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
--- a/external/llvm/test/Transforms/LoopDistribute/symbolic-stride.ll
+++ b/external/llvm/test/Transforms/LoopDistribute/symbolic-stride.ll
@ -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
-}