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Diffstat (limited to 'llvm/test/Transforms/PhaseOrdering/scev-custom-dl.ll')
-rw-r--r-- | llvm/test/Transforms/PhaseOrdering/scev-custom-dl.ll | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/llvm/test/Transforms/PhaseOrdering/scev-custom-dl.ll b/llvm/test/Transforms/PhaseOrdering/scev-custom-dl.ll deleted file mode 100644 index ae822dd2e81..00000000000 --- a/llvm/test/Transforms/PhaseOrdering/scev-custom-dl.ll +++ /dev/null @@ -1,67 +0,0 @@ -; RUN: opt -O3 -S -analyze -scalar-evolution < %s | FileCheck %s - -target datalayout = "e-m:m-p:40:64:64:32-i32:32-i16:16-i8:8-n32" - -; -; This file contains phase ordering tests for scalar evolution. -; Test that the standard passes don't obfuscate the IR so scalar evolution can't -; recognize expressions. - -; CHECK: test1 -; The loop body contains two increments by %div. -; Make sure that 2*%div is recognizable, and not expressed as a bit mask of %d. -; CHECK: --> {%p,+,(8 * (%d /u 4))} -define void @test1(i32 %d, i32* %p) nounwind uwtable ssp { -entry: - %div = udiv i32 %d, 4 - br label %for.cond - -for.cond: ; preds = %for.inc, %entry - %p.addr.0 = phi i32* [ %p, %entry ], [ %add.ptr1, %for.inc ] - %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] - %cmp = icmp ne i32 %i.0, 64 - br i1 %cmp, label %for.body, label %for.end - -for.body: ; preds = %for.cond - store i32 0, i32* %p.addr.0, align 4 - %add.ptr = getelementptr inbounds i32, i32* %p.addr.0, i32 %div - store i32 1, i32* %add.ptr, align 4 - %add.ptr1 = getelementptr inbounds i32, i32* %add.ptr, i32 %div - br label %for.inc - -for.inc: ; preds = %for.body - %inc = add i32 %i.0, 1 - br label %for.cond - -for.end: ; preds = %for.cond - ret void -} - -; CHECK: test1a -; Same thing as test1, but it is even more tempting to fold 2 * (%d /u 2) -; CHECK: --> {%p,+,(8 * (%d /u 2))} -define void @test1a(i32 %d, i32* %p) nounwind uwtable ssp { -entry: - %div = udiv i32 %d, 2 - br label %for.cond - -for.cond: ; preds = %for.inc, %entry - %p.addr.0 = phi i32* [ %p, %entry ], [ %add.ptr1, %for.inc ] - %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] - %cmp = icmp ne i32 %i.0, 64 - br i1 %cmp, label %for.body, label %for.end - -for.body: ; preds = %for.cond - store i32 0, i32* %p.addr.0, align 4 - %add.ptr = getelementptr inbounds i32, i32* %p.addr.0, i32 %div - store i32 1, i32* %add.ptr, align 4 - %add.ptr1 = getelementptr inbounds i32, i32* %add.ptr, i32 %div - br label %for.inc - -for.inc: ; preds = %for.body - %inc = add i32 %i.0, 1 - br label %for.cond - -for.end: ; preds = %for.cond - ret void -} |