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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-06-19 20:18:24 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-06-19 20:18:24 +0000 |
| commit | ad966ea7a81a538425d5319f6d8568e460639e54 (patch) | |
| tree | 6e01ec2f16c31a5a31093450dc7616f69270c7f9 /test | |
| parent | 5a2fb058d3628063cacc3dda0cda331c8d4dab11 (diff) | |
| download | llvm-ad966ea7a81a538425d5319f6d8568e460639e54.tar.gz llvm-ad966ea7a81a538425d5319f6d8568e460639e54.tar.bz2 llvm-ad966ea7a81a538425d5319f6d8568e460639e54.tar.xz | |
Move StructurizeCFG out of R600 to generic Transforms.
Register it with PassManager
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184343 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/StructurizeCFG/lit.local.cfg | 1 | ||||
| -rw-r--r-- | test/Transforms/StructurizeCFG/loop-multiple-exits.ll | 50 |
2 files changed, 51 insertions, 0 deletions
diff --git a/test/Transforms/StructurizeCFG/lit.local.cfg b/test/Transforms/StructurizeCFG/lit.local.cfg new file mode 100644 index 0000000000..19eebc0ac7 --- /dev/null +++ b/test/Transforms/StructurizeCFG/lit.local.cfg @@ -0,0 +1 @@ +config.suffixes = ['.ll', '.c', '.cpp'] diff --git a/test/Transforms/StructurizeCFG/loop-multiple-exits.ll b/test/Transforms/StructurizeCFG/loop-multiple-exits.ll new file mode 100644 index 0000000000..45f3165671 --- /dev/null +++ b/test/Transforms/StructurizeCFG/loop-multiple-exits.ll @@ -0,0 +1,50 @@ +; RUN: opt -S -structurizecfg %s -o - | FileCheck %s +; +; void loop(int *out, int cond_a, int cond_b) { +; +; unsigned i; +; for (i = 0; i < cond_a; i++) { +; out[i] = i; +; if (i > cond_b) { +; break; +; } +; out[i + cond_a] = i; +; } +; } + +define void @loop(i32 addrspace(1)* %out, i32 %cond_a, i32 %cond_b) nounwind uwtable { +entry: + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] + %cmp = icmp ult i32 %i.0, %cond_a + br i1 %cmp, label %for.body, label %for.end + +; CHECK: for.body: +for.body: ; preds = %for.cond + %arrayidx = getelementptr inbounds i32 addrspace(1)* %out, i32 %i.0 + store i32 %i.0, i32 addrspace(1)* %arrayidx, align 4 + %cmp1 = icmp ugt i32 %i.0, %cond_b +; CHECK: br i1 %{{[0-9a-zA-Z_]+}}, label %for.inc, label %[[FLOW1:[0-9a-zA-Z_]+]] + br i1 %cmp1, label %for.end, label %for.inc + +; CHECK: [[FLOW:[0-9a-zA-Z]+]]: +; CHECK: br i1 %{{[0-9a-zA-Z_]+}}, label %for.end, label %for.cond + +; CHECK: for.inc: +; CHECK: br label %[[FLOW1]] + +for.inc: ; preds = %for.body + %0 = add i32 %cond_a, %i.0 + %arrayidx3 = getelementptr inbounds i32 addrspace(1)* %out, i32 %0 + store i32 %i.0, i32 addrspace(1)* %arrayidx3, align 4 + %inc = add i32 %i.0, 1 + br label %for.cond + +; CHECK: [[FLOW1]] +; CHECK: br label %[[FLOW]] + +for.end: ; preds = %for.cond, %for.body + ret void +} |