xref: /llvm-project/llvm/test/CodeGen/Hexagon/order-stack-object.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956) 
1; RUN: llc -mtriple=hexagon -mattr=+hvxv68,+hvx-length128b < %s | FileCheck %s
2
3; Check that ordering objects on the stack from the largest to the smallest has
4; decreased the space allocated on the stack by 512 Bytes.
5
6; CHECK: allocframe(r29,#2432):raw
7
8define void @test(ptr nocapture readonly %arg, ptr nocapture writeonly %arg1, i32 %arg2) local_unnamed_addr {
9bb:
10  %shl = shl i32 %arg2, 5
11  br label %bb3
12
13bb3:
14  %phi = phi i32 [ 0, %bb ], [ %add13, %bb3 ]
15  %add = add i32 %phi, %shl
16  %sext = sext i32 %add to i64
17  %getelementptr = getelementptr float, ptr %arg, i64 %sext
18  %load = load <32 x float>, ptr %getelementptr, align 4
19  %fmul = fmul <32 x float> %load, <float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01>
20  %fmul4 = fmul <32 x float> %load, <float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000, float 0x3FE9884620000000>
21  %fmul5 = fmul <32 x float> %load, <float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000, float 0x3FA2444180000000>
22  %fmul6 = fmul <32 x float> %load, %fmul5
23  %fmul7 = fmul <32 x float> %load, %fmul6
24  %fadd = fadd <32 x float> %fmul4, %fmul7
25  %fmul8 = fmul <32 x float> %fadd, <float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00, float -2.000000e+00>
26  %call = tail call <32 x float> @llvm.exp.v32f32(<32 x float> %fmul8)
27  %fsub = fsub <32 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>, %call
28  %fadd9 = fadd <32 x float> %call, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
29  %fdiv = fdiv <32 x float> %fsub, %fadd9
30  %fadd10 = fadd <32 x float> %fdiv, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
31  %fmul11 = fmul <32 x float> %fmul, %fadd10
32  %getelementptr12 = getelementptr float, ptr %arg1, i64 %sext
33  store <32 x float> %fmul11, ptr %getelementptr12, align 128
34  %add13 = add nuw nsw i32 %phi, 128
35  %icmp = icmp ult i32 %phi, 8064
36  br i1 %icmp, label %bb3, label %bb14
37
38bb14:
39  ret void
40}
41
42declare <32 x float> @llvm.exp.v32f32(<32 x float>)
43