xref: /llvm-project/llvm/test/CodeGen/Hexagon/vec-align.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; RUN: llc -O0 -mtriple=hexagon < %s | FileCheck %s
2
3; Make sure we generate stack alignment.
4; CHECK: [[REG1:r[0-9]*]] = and(r29,#-64)
5; CHECK: vmem([[REG1]]+#2) =
6; CHECK: vmem([[REG1]]+#1) =
7; CHECK: = vmem([[REG1]]+#2)
8; CHECK: = vmem([[REG1]]+#1)
9
10target triple = "hexagon"
11
12@g0 = common global <16 x i32> zeroinitializer, align 64
13
14; Function Attrs: nounwind
15define i32 @f0() #0 {
16b0:
17  %v0 = alloca i32, align 4
18  %v1 = alloca <16 x i32>, align 64
19  %v2 = alloca <16 x i32>, align 64
20  store i32 0, ptr %v0
21  %v3 = call i32 @f1(i8 zeroext 0)
22  %v4 = call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 1)
23  store <16 x i32> %v4, ptr %v1, align 64
24  %v5 = call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 12)
25  store <16 x i32> %v5, ptr %v2, align 64
26  %v6 = load <16 x i32>, ptr %v1, align 64
27  %v7 = load <16 x i32>, ptr %v2, align 64
28  %v8 = call <16 x i32> @llvm.hexagon.V6.vaddw(<16 x i32> %v6, <16 x i32> %v7)
29  store <16 x i32> %v8, ptr @g0, align 64
30  call void @f2()
31  ret i32 0
32}
33
34declare i32 @f1(i8 zeroext) #0
35
36; Function Attrs: nounwind readnone
37declare <16 x i32> @llvm.hexagon.V6.lvsplatw(i32) #1
38
39; Function Attrs: nounwind readnone
40declare <16 x i32> @llvm.hexagon.V6.vaddw(<16 x i32>, <16 x i32>) #1
41
42declare void @f2(...) #0
43
44attributes #0 = { nounwind "target-cpu"="hexagonv65" "target-features"="+hvxv65,+hvx-length64b" }
45attributes #1 = { nounwind readnone }
46