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comparison test/CodeGen/AMDGPU/copy-to-reg.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents
children 803732b1fca8
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84:f3e34b893a5f 95:afa8332a0e37
1 ; RUN: llc -march=amdgcn -mcpu=SI -mattr=-promote-alloca -verify-machineinstrs < %s
2 ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s
3
4 ; Test that CopyToReg instructions don't have non-register operands prior
5 ; to being emitted.
6
7 ; Make sure this doesn't crash
8 ; CHECK-LABEL: {{^}}copy_to_reg_frameindex:
9 define void @copy_to_reg_frameindex(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
10 entry:
11 %alloca = alloca [16 x i32]
12 br label %loop
13
14 loop:
15 %inc = phi i32 [0, %entry], [%inc.i, %loop]
16 %ptr = getelementptr [16 x i32], [16 x i32]* %alloca, i32 0, i32 %inc
17 store i32 %inc, i32* %ptr
18 %inc.i = add i32 %inc, 1
19 %cnd = icmp uge i32 %inc.i, 16
20 br i1 %cnd, label %done, label %loop
21
22 done:
23 %tmp0 = getelementptr [16 x i32], [16 x i32]* %alloca, i32 0, i32 0
24 %tmp1 = load i32, i32* %tmp0
25 store i32 %tmp1, i32 addrspace(1)* %out
26 ret void
27 }