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a8b2e6f4af
The instruction emitter will crash if it encounters a CopyToReg node with a non-register operand like FrameIndex. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219428 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
779 B
LLVM
27 lines
779 B
LLVM
; RUN: llc -march=r600 -mcpu=SI -mattr=-promote-alloca -verify-machineinstrs < %s
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; Test that CopyToReg instructions don't have non-register operands prior
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; to being emitted.
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; Make sure this doesn't crash
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; CHECK-LABEL: {{^}}copy_to_reg_frameindex:
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define void @copy_to_reg_frameindex(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
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entry:
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%alloca = alloca [16 x i32]
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br label %loop
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loop:
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%inc = phi i32 [0, %entry], [%inc.i, %loop]
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%ptr = getelementptr [16 x i32]* %alloca, i32 0, i32 %inc
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store i32 %inc, i32* %ptr
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%inc.i = add i32 %inc, 1
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%cnd = icmp uge i32 %inc.i, 16
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br i1 %cnd, label %done, label %loop
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done:
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%tmp0 = getelementptr [16 x i32]* %alloca, i32 0, i32 0
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%tmp1 = load i32* %tmp0
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store i32 %tmp1, i32 addrspace(1)* %out
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ret void
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}
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