1; RUN: opt -data-layout=A5 -S -mtriple=amdgcn-unknown-unknown -amdgpu-promote-alloca < %s | FileCheck -check-prefix=IR %s
2; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=ASM %s
3
4
5@global_array0 = internal unnamed_addr addrspace(3) global [750 x [10 x i32]] undef, align 4
6@global_array1 = internal unnamed_addr addrspace(3) global [750 x [10 x i32]] undef, align 4
7
8; IR-LABEL: define amdgpu_kernel void @promote_alloca_size_256(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in) {
9; IR: alloca [10 x i32]
10; ASM-LABEL: {{^}}promote_alloca_size_256:
11; ASM: ; LDSByteSize: 60000 bytes/workgroup (compile time only)
12
13define amdgpu_kernel void @promote_alloca_size_256(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in) {
14entry:
15  %stack = alloca [10 x i32], align 4, addrspace(5)
16  %tmp = load i32, i32 addrspace(1)* %in, align 4
17  %arrayidx1 = getelementptr inbounds [10 x i32], [10 x i32] addrspace(5)* %stack, i32 0, i32 %tmp
18  store i32 4, i32 addrspace(5)* %arrayidx1, align 4
19  %arrayidx2 = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 1
20  %tmp1 = load i32, i32 addrspace(1)* %arrayidx2, align 4
21  %arrayidx3 = getelementptr inbounds [10 x i32], [10 x i32] addrspace(5)* %stack, i32 0, i32 %tmp1
22  store i32 5, i32 addrspace(5)* %arrayidx3, align 4
23  %arrayidx10 = getelementptr inbounds [10 x i32], [10 x i32] addrspace(5)* %stack, i32 0, i32 0
24  %tmp2 = load i32, i32 addrspace(5)* %arrayidx10, align 4
25  store i32 %tmp2, i32 addrspace(1)* %out, align 4
26  %arrayidx12 = getelementptr inbounds [10 x i32], [10 x i32] addrspace(5)* %stack, i32 0, i32 1
27  %tmp3 = load i32, i32 addrspace(5)* %arrayidx12
28  %arrayidx13 = getelementptr inbounds i32, i32 addrspace(1)* %out, i32 1
29  store i32 %tmp3, i32 addrspace(1)* %arrayidx13
30  %v0 = getelementptr inbounds [750 x [10 x i32]], [750 x [10 x i32]] addrspace(3)* @global_array0, i32 0, i32 0, i32 0
31  store i32 %tmp3, i32 addrspace(3)* %v0
32  %v1 = getelementptr inbounds [750 x [10 x i32]], [750 x [10 x i32]] addrspace(3)* @global_array1, i32 0, i32 0, i32 0
33  store i32 %tmp3, i32 addrspace(3)* %v1
34  ret void
35}
36