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Diffstat (limited to 'test/CodeGen/R600/copy-to-reg.ll')
-rw-r--r-- | test/CodeGen/R600/copy-to-reg.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/R600/copy-to-reg.ll b/test/CodeGen/R600/copy-to-reg.ll new file mode 100644 index 0000000..f90ee78 --- /dev/null +++ b/test/CodeGen/R600/copy-to-reg.ll @@ -0,0 +1,26 @@ +; RUN: llc -march=r600 -mcpu=SI -mattr=-promote-alloca -verify-machineinstrs < %s + +; Test that CopyToReg instructions don't have non-register operands prior +; to being emitted. + +; Make sure this doesn't crash +; CHECK-LABEL: {{^}}copy_to_reg_frameindex: +define void @copy_to_reg_frameindex(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) { +entry: + %alloca = alloca [16 x i32] + br label %loop + +loop: + %inc = phi i32 [0, %entry], [%inc.i, %loop] + %ptr = getelementptr [16 x i32]* %alloca, i32 0, i32 %inc + store i32 %inc, i32* %ptr + %inc.i = add i32 %inc, 1 + %cnd = icmp uge i32 %inc.i, 16 + br i1 %cnd, label %done, label %loop + +done: + %tmp0 = getelementptr [16 x i32]* %alloca, i32 0, i32 0 + %tmp1 = load i32* %tmp0 + store i32 %tmp1, i32 addrspace(1)* %out + ret void +} |