diff options
Diffstat (limited to 'llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll b/llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll deleted file mode 100644 index d83e56635e8..00000000000 --- a/llvm/test/Transforms/LoopUnroll/full-unroll-crashers.ll +++ /dev/null @@ -1,225 +0,0 @@ -; Check that we don't crash on corner cases. -; RUN: opt < %s -S -loop-unroll -unroll-max-iteration-count-to-analyze=1000 -unroll-threshold=1 -unroll-max-percent-threshold-boost=200 -o /dev/null -; RUN: opt < %s -S -passes='require<opt-remark-emit>,loop(unroll-full)' -unroll-max-iteration-count-to-analyze=1000 -unroll-threshold=1 -unroll-max-percent-threshold-boost=200 -o /dev/null -target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" - -@known_constant = internal unnamed_addr constant [10 x i32] [i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1], align 16 - -define void @foo1() { -entry: - br label %for.body - -for.body: - %phi = phi i64 [ 0, %entry ], [ %inc, %for.body ] - %idx = zext i32 undef to i64 - %add.ptr = getelementptr inbounds i64, i64* null, i64 %idx - %inc = add nuw nsw i64 %phi, 1 - %cmp = icmp ult i64 %inc, 999 - br i1 %cmp, label %for.body, label %for.exit - -for.exit: - ret void -} - -define void @foo2() { -entry: - br label %for.body - -for.body: - %phi = phi i64 [ 0, %entry ], [ %inc, %for.body ] - %x = getelementptr i32, <4 x i32*> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1> - %inc = add nuw nsw i64 %phi, 1 - %cmp = icmp ult i64 %inc, 999 - br i1 %cmp, label %for.body, label %for.exit - -for.exit: - ret void -} - -define void @cmp_undef() { -entry: - br label %for.body - -for.body: ; preds = %for.inc, %entry - %iv.0 = phi i64 [ 0, %entry ], [ %iv.1, %for.inc ] - %arrayidx1 = getelementptr inbounds [10 x i32], [10 x i32]* @known_constant, i64 0, i64 %iv.0 - %x1 = load i32, i32* %arrayidx1, align 4 - %cmp = icmp eq i32 %x1, undef - br i1 %cmp, label %if.then, label %for.inc - -if.then: ; preds = %for.body - br label %for.inc - -for.inc: ; preds = %for.body, %if.then - %iv.1 = add nuw nsw i64 %iv.0, 1 - %exitcond = icmp eq i64 %iv.1, 10 - br i1 %exitcond, label %for.end, label %for.body - -for.end: ; preds = %for.inc - ret void -} - -define void @switch() { -entry: - br label %for.body - -for.body: - %iv.0 = phi i64 [ 0, %entry ], [ %iv.1, %for.inc ] - %arrayidx1 = getelementptr inbounds [10 x i32], [10 x i32]* @known_constant, i64 0, i64 %iv.0 - %x1 = load i32, i32* %arrayidx1, align 4 - switch i32 %x1, label %l1 [ - ] - -l1: - %x2 = add i32 %x1, 2 - br label %for.inc - -for.inc: - %iv.1 = add nuw nsw i64 %iv.0, 1 - %exitcond = icmp eq i64 %iv.1, 10 - br i1 %exitcond, label %for.end, label %for.body - -for.end: - ret void -} - -define <4 x i32> @vec_load() { -entry: - br label %for.body - -for.body: - %phi = phi i64 [ 0, %entry ], [ %inc, %for.body ] - %vec_phi = phi <4 x i32> [ <i32 0, i32 0, i32 0, i32 0>, %entry ], [ %r, %for.body ] - %arrayidx = getelementptr inbounds [10 x i32], [10 x i32]* @known_constant, i64 0, i64 %phi - %bc = bitcast i32* %arrayidx to <4 x i32>* - %x = load <4 x i32>, < 4 x i32>* %bc, align 4 - %r = add <4 x i32> %x, %vec_phi - %inc = add nuw nsw i64 %phi, 1 - %cmp = icmp ult i64 %inc, 999 - br i1 %cmp, label %for.body, label %for.exit - -for.exit: - ret <4 x i32> %r -} - -define void @ptrtoint_cast() optsize { -entry: - br label %for.body - -for.body: - br i1 true, label %for.inc, label %if.then - -if.then: - %arraydecay = getelementptr inbounds [1 x i32], [1 x i32]* null, i64 0, i64 0 - %x = ptrtoint i32* %arraydecay to i64 - br label %for.inc - -for.inc: - br i1 false, label %for.body, label %for.cond.cleanup - -for.cond.cleanup: - ret void -} - -define void @ptrtoint_cast2() { -entry: - br i1 false, label %for.body.lr.ph, label %exit - -for.body.lr.ph: - br label %for.body - -for.body: - %iv = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] - %offset = getelementptr inbounds float, float* null, i32 3 - %bc = bitcast float* %offset to i64* - %inc = add nuw nsw i32 %iv, 1 - br i1 false, label %for.body, label %exit - -exit: - ret void -} - -@i = external global i32, align 4 - -define void @folded_not_to_constantint() { -entry: - br label %for.body - -for.body: - %iv = phi i32 [ 0, %entry ], [ %inc, %for.inc ] - %m = phi i32* [ @i, %entry ], [ %m, %for.inc ] - br i1 undef, label %if.else, label %if.then - -if.then: - unreachable - -if.else: - %cmp = icmp ult i32* %m, null - br i1 %cmp, label %cond.false, label %for.inc - -cond.false: - unreachable - -for.inc: - %inc = add nuw nsw i32 %iv, 1 - %cmp2 = icmp ult i32 %inc, 10 - br i1 %cmp2, label %for.body, label %for.end - -for.end: - ret void -} - -define void @index_too_large() { -entry: - br label %for.body - -for.body: - %iv = phi i64 [ -73631599, %entry ], [ %iv.next, %for.inc ] - br i1 undef, label %for.body2, label %for.inc - -for.body2: - %idx = getelementptr inbounds [10 x i32], [10 x i32]* @known_constant, i64 0, i64 %iv - %x = load i32, i32* %idx, align 1 - br label %for.inc - -for.inc: - %iv.next = add nsw i64 %iv, -1 - br i1 undef, label %for.body, label %for.end - -for.end: - ret void -} - -define void @cmp_type_mismatch() { -entry: - br label %for.header - -for.header: - br label %for.body - -for.body: - %d = phi i32* [ null, %for.header ] - %cmp = icmp eq i32* %d, null - br i1 undef, label %for.end, label %for.header - -for.end: - ret void -} - -define void @load_type_mismatch() { -entry: - br label %for.body - -for.body: - %iv.0 = phi i64 [ 0, %entry ], [ %iv.1, %for.body ] - %arrayidx1 = getelementptr inbounds [10 x i32], [10 x i32]* @known_constant, i64 0, i64 %iv.0 - %bc = bitcast i32* %arrayidx1 to i64* - %x1 = load i64, i64* %bc, align 4 - %x2 = add i64 10, %x1 - %iv.1 = add nuw nsw i64 %iv.0, 1 - %exitcond = icmp eq i64 %iv.1, 10 - br i1 %exitcond, label %for.end, label %for.body - -for.end: - ret void -} |
