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| author | Justin Holewinski <jholewinski@nvidia.com> | 2012-11-29 14:26:28 +0000 |
|---|---|---|
| committer | Justin Holewinski <jholewinski@nvidia.com> | 2012-11-29 14:26:28 +0000 |
| commit | 7f128ea00c5358729906a9b98f844e887a1c3d73 (patch) | |
| tree | 4f4e1f0e4817e64578d6cc2f0fac73f3a4efb935 /test/CodeGen/NVPTX | |
| parent | 3d200255d5b93344c1ab0a5ba4b47a52cfa5893e (diff) | |
| download | llvm-7f128ea00c5358729906a9b98f844e887a1c3d73.tar.gz llvm-7f128ea00c5358729906a9b98f844e887a1c3d73.tar.bz2 llvm-7f128ea00c5358729906a9b98f844e887a1c3d73.tar.xz | |
Teach the legalizer how to handle operands for VSELECT nodes
If we need to split the operand of a VSELECT, it must be the mask operand. We
split the entire VSELECT operand with EXTRACT_SUBVECTOR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168883 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/NVPTX')
| -rw-r--r-- | test/CodeGen/NVPTX/vector-select.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/NVPTX/vector-select.ll b/test/CodeGen/NVPTX/vector-select.ll new file mode 100644 index 0000000000..11893df103 --- /dev/null +++ b/test/CodeGen/NVPTX/vector-select.ll @@ -0,0 +1,16 @@ +; RUN: llc < %s -march=nvptx -mcpu=sm_20 +; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 + +; This test makes sure that vector selects are scalarized by the type legalizer. +; If not, type legalization will fail. + +define void @foo(<2 x i32> addrspace(1)* %def_a, <2 x i32> addrspace(1)* %def_b, <2 x i32> addrspace(1)* %def_c) { +entry: + %tmp4 = load <2 x i32> addrspace(1)* %def_a + %tmp6 = load <2 x i32> addrspace(1)* %def_c + %tmp8 = load <2 x i32> addrspace(1)* %def_b + %0 = icmp sge <2 x i32> %tmp4, zeroinitializer + %cond = select <2 x i1> %0, <2 x i32> %tmp6, <2 x i32> %tmp8 + store <2 x i32> %cond, <2 x i32> addrspace(1)* %def_c + ret void +} |