diff options
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/R600/insert_vector_elt.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/R600/insert_vector_elt.ll b/llvm/test/CodeGen/R600/insert_vector_elt.ll index 530d1ccbbc5..03cd83a2a60 100644 --- a/llvm/test/CodeGen/R600/insert_vector_elt.ll +++ b/llvm/test/CodeGen/R600/insert_vector_elt.ll @@ -173,3 +173,29 @@ define void @dynamic_insertelement_v16i8(<16 x i8> addrspace(1)* %out, <16 x i8> store <16 x i8> %vecins, <16 x i8> addrspace(1)* %out, align 16 ret void } + +; This test requires handling INSERT_SUBREG in SIFixSGPRCopies. Check that +; the compiler doesn't crash. +; SI-LABEL: @insert_split_bb +define void @insert_split_bb(<2 x i32> addrspace(1)* %out, i32 addrspace(1)* %in, i32 %a, i32 %b) { +entry: + %0 = insertelement <2 x i32> undef, i32 %a, i32 0 + %1 = icmp eq i32 %a, 0 + br i1 %1, label %if, label %else + +if: + %2 = load i32 addrspace(1)* %in + %3 = insertelement <2 x i32> %0, i32 %2, i32 1 + br label %endif + +else: + %4 = getelementptr i32 addrspace(1)* %in, i32 1 + %5 = load i32 addrspace(1)* %4 + %6 = insertelement <2 x i32> %0, i32 %5, i32 1 + br label %endif + +endif: + %7 = phi <2 x i32> [%3, %if], [%6, %else] + store <2 x i32> %7, <2 x i32> addrspace(1)* %out + ret void +} |
