xref: /aosp_15_r20/external/llvm/test/CodeGen/AMDGPU/copy-to-reg.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=amdgcn -mcpu=SI -mattr=-promote-alloca -verify-machineinstrs < %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; Test that CopyToReg instructions don't have non-register operands prior
5*9880d681SAndroid Build Coastguard Worker; to being emitted.
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; Make sure this doesn't crash
8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: {{^}}copy_to_reg_frameindex:
9*9880d681SAndroid Build Coastguard Workerdefine void @copy_to_reg_frameindex(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker  %alloca = alloca [16 x i32]
12*9880d681SAndroid Build Coastguard Worker  br label %loop
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerloop:
15*9880d681SAndroid Build Coastguard Worker  %inc = phi i32 [0, %entry], [%inc.i, %loop]
16*9880d681SAndroid Build Coastguard Worker  %ptr = getelementptr [16 x i32], [16 x i32]* %alloca, i32 0, i32 %inc
17*9880d681SAndroid Build Coastguard Worker  store i32 %inc, i32* %ptr
18*9880d681SAndroid Build Coastguard Worker  %inc.i = add i32 %inc, 1
19*9880d681SAndroid Build Coastguard Worker  %cnd = icmp uge i32 %inc.i, 16
20*9880d681SAndroid Build Coastguard Worker  br i1 %cnd, label %done, label %loop
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workerdone:
23*9880d681SAndroid Build Coastguard Worker  %tmp0 = getelementptr [16 x i32], [16 x i32]* %alloca, i32 0, i32 0
24*9880d681SAndroid Build Coastguard Worker  %tmp1 = load i32, i32* %tmp0
25*9880d681SAndroid Build Coastguard Worker  store i32 %tmp1, i32 addrspace(1)* %out
26*9880d681SAndroid Build Coastguard Worker  ret void
27*9880d681SAndroid Build Coastguard Worker}
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