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author | Anton Korobeynikov <asl@math.spbu.ru> | 2007-05-09 20:07:08 +0000 |
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committer | Anton Korobeynikov <asl@math.spbu.ru> | 2007-05-09 20:07:08 +0000 |
commit | 7294b58ecdb430d1473d0a9220a234e62a710d54 (patch) | |
tree | e8fb3a928ae6d7204f55e0ccb24fd7d8eab7a5ec /test/CodeGen | |
parent | ab5063bed928feeb9d524bca3dc14a1cbceaf1af (diff) | |
download | external_llvm-7294b58ecdb430d1473d0a9220a234e62a710d54.zip external_llvm-7294b58ecdb430d1473d0a9220a234e62a710d54.tar.gz external_llvm-7294b58ecdb430d1473d0a9220a234e62a710d54.tar.bz2 |
Do not assert, when case range split metric is zero and JTs are not allowed: just emit binary tree in this case. This
fixes PR1403.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36959 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r-- | test/CodeGen/SPARC/2007-05-09-JumpTables.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/CodeGen/SPARC/2007-05-09-JumpTables.ll b/test/CodeGen/SPARC/2007-05-09-JumpTables.ll new file mode 100644 index 0000000..a014ace --- /dev/null +++ b/test/CodeGen/SPARC/2007-05-09-JumpTables.ll @@ -0,0 +1,30 @@ +; RUN: llvm-as < %s | llc -march=sparc + +; We cannot emit jump tables on Sparc, but we should correctly handle this case. + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64" + +define i32 @foo(i32 %f) { +entry: + switch i32 %f, label %bb14 [ + i32 0, label %UnifiedReturnBlock + i32 1, label %bb4 + i32 2, label %bb7 + i32 3, label %bb10 + ] + +bb4: ; preds = %entry + ret i32 2 + +bb7: ; preds = %entry + ret i32 5 + +bb10: ; preds = %entry + ret i32 9 + +bb14: ; preds = %entry + ret i32 0 + +UnifiedReturnBlock: ; preds = %entry + ret i32 1 +} |