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1; RUN: llc -O0 -march=hexagon < %s | FileCheck %s
2
3; Make sure we generate stack alignment.
4; CHECK: [[REG1:r[0-9]*]] = and(r29,#-64)
5; CHECK: = add([[REG1]],#128)
6; CHECK: = add([[REG1]],#64)
7; Make sure we do not generate another -64 off SP.
8; CHECK: vmem(
9; CHECK-NOT: r{{[0-9]*}} = add(r29,#-64)
10
11target triple = "hexagon"
12
13@g0 = common global <16 x i32> zeroinitializer, align 64
14
15; Function Attrs: nounwind
16define i32 @f0() #0 {
17b0:
18  %v0 = alloca i32, align 4
19  %v1 = alloca <16 x i32>, align 64
20  %v2 = alloca <16 x i32>, align 64
21  store i32 0, i32* %v0
22  %v3 = call i32 @f1(i8 zeroext 0)
23  %v4 = call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 1)
24  store <16 x i32> %v4, <16 x i32>* %v1, align 64
25  %v5 = call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 12)
26  store <16 x i32> %v5, <16 x i32>* %v2, align 64
27  %v6 = load <16 x i32>, <16 x i32>* %v1, align 64
28  %v7 = load <16 x i32>, <16 x i32>* %v2, align 64
29  %v8 = call <16 x i32> @llvm.hexagon.V6.vaddw(<16 x i32> %v6, <16 x i32> %v7)
30  store <16 x i32> %v8, <16 x i32>* @g0, align 64
31  call void bitcast (void (...)* @f2 to void ()*)()
32  ret i32 0
33}
34
35declare i32 @f1(i8 zeroext) #0
36
37; Function Attrs: nounwind readnone
38declare <16 x i32> @llvm.hexagon.V6.lvsplatw(i32) #1
39
40; Function Attrs: nounwind readnone
41declare <16 x i32> @llvm.hexagon.V6.vaddw(<16 x i32>, <16 x i32>) #1
42
43declare void @f2(...) #0
44
45attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvxv60,+hvx-length64b" }
46attributes #1 = { nounwind readnone }
47