1484a36b9SSean Fertile; RUN: llc -mcpu=pwr7 -mattr=-altivec -verify-machineinstrs \
2484a36b9SSean Fertile; RUN:   -mtriple=powerpc-unknown-aix < %s  | FileCheck %s --check-prefix 32BIT
3484a36b9SSean Fertile
4484a36b9SSean Fertile; RUN: llc -mcpu=pwr7 -mattr=-altivec -verify-machineinstrs \
5484a36b9SSean Fertile; RUN:   -mtriple=powerpc64-unknown-aix < %s | FileCheck %s --check-prefix 64BIT
6484a36b9SSean Fertile
7484a36b9SSean Fertile; Use an overaligned buffer to force base-pointer usage. Test verifies:
8484a36b9SSean Fertile; - base pointer register (r30) is saved/defined/restored.
9484a36b9SSean Fertile; - stack frame is allocated with correct alignment.
10484a36b9SSean Fertile; - Address of %AlignedBuffer is calculated based off offset from the stack
11484a36b9SSean Fertile;   pointer.
12484a36b9SSean Fertile
13fecc27dbSSean Fertiledefine float @caller(float %f) {
14484a36b9SSean Fertile  %AlignedBuffer = alloca [32 x i32], align 32
15484a36b9SSean Fertile  %Pointer = getelementptr inbounds [32 x i32], [32 x i32]* %AlignedBuffer, i64 0, i64 0
16484a36b9SSean Fertile  call void @callee(i32* %Pointer)
17fecc27dbSSean Fertile  ret float %f
18484a36b9SSean Fertile}
19484a36b9SSean Fertile
20484a36b9SSean Fertiledeclare void @callee(i32*)
21484a36b9SSean Fertile
22484a36b9SSean Fertile; 32BIT-LABEL: .caller:
23fecc27dbSSean Fertile; 32BIT:         stw 30, -16(1)
24484a36b9SSean Fertile; 32BIT:         mr 30, 1
25484a36b9SSean Fertile; 32BIT:         clrlwi  0, 1, 27
26484a36b9SSean Fertile; 32BIT:         subfic 0, 0, -224
27484a36b9SSean Fertile; 32BIT:         stwux 1, 1, 0
28484a36b9SSean Fertile; 32BIT:         addi 3, 1, 64
29484a36b9SSean Fertile; 32BIT:         bl .callee
30*ba1202a1SNemanja Ivanovic; 32BIT:         mr 1, 30
31fecc27dbSSean Fertile; 32BIT:         lwz 30, -16(1)
32484a36b9SSean Fertile
33484a36b9SSean Fertile; 64BIT-LABEL: .caller:
34fecc27dbSSean Fertile; 64BIT:         std 30, -24(1)
35484a36b9SSean Fertile; 64BIT:         mr 30, 1
36484a36b9SSean Fertile; 64BIT:         clrldi  0, 1, 59
37484a36b9SSean Fertile; 64BIT:         subfic 0, 0, -288
38484a36b9SSean Fertile; 64BIT:         stdux 1, 1, 0
39484a36b9SSean Fertile; 64BIT:         addi 3, 1, 128
40484a36b9SSean Fertile; 64BIT:         bl .callee
41*ba1202a1SNemanja Ivanovic; 64BIT:         mr 1, 30
42fecc27dbSSean Fertile; 64BIT:         ld 30, -24(1)
43