1; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s
2; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_35 | %ptxas-verify -arch=sm_35 %}
3
4declare <2 x float> @barv(<2 x float> %input)
5declare <3 x float> @barv3(<3 x float> %input)
6declare [2 x float] @bara([2 x float] %input)
7declare {float, float} @bars({float, float} %input)
8
9define void @test_v2f32(<2 x float> %input, <2 x float>* %output) {
10; CHECK-LABEL: @test_v2f32
11  %call = tail call <2 x float> @barv(<2 x float> %input)
12; CHECK: .param .align 8 .b8 retval0[8];
13; CHECK: ld.param.v2.f32 {[[E0:%f[0-9]+]], [[E1:%f[0-9]+]]}, [retval0+0];
14  store <2 x float> %call, <2 x float>* %output, align 8
15; CHECK: st.v2.f32 [{{%rd[0-9]+}}], {[[E0]], [[E1]]}
16  ret void
17}
18
19define void @test_v3f32(<3 x float> %input, <3 x float>* %output) {
20; CHECK-LABEL: @test_v3f32
21;
22  %call = tail call <3 x float> @barv3(<3 x float> %input)
23; CHECK: .param .align 16 .b8 retval0[16];
24; CHECK-DAG: ld.param.v2.f32 {[[E0:%f[0-9]+]], [[E1:%f[0-9]+]]}, [retval0+0];
25; CHECK-DAG: ld.param.f32 [[E2:%f[0-9]+]], [retval0+8];
26; Make sure we don't load more values than than we need to.
27; CHECK-NOT: ld.param.f32 [[E3:%f[0-9]+]], [retval0+12];
28  store <3 x float> %call, <3 x float>* %output, align 8
29; CHECK-DAG: st.f32 [{{%rd[0-9]}}+8],
30; -- This is suboptimal. We should do st.v2.f32 instead
31;    of combining 2xf32 info i64.
32; CHECK-DAG: st.u64 [{{%rd[0-9]}}],
33; CHECK: ret;
34  ret void
35}
36
37define void @test_a2f32([2 x float] %input, [2 x float]* %output) {
38; CHECK-LABEL: @test_a2f32
39  %call = tail call [2 x float] @bara([2 x float] %input)
40; CHECK: .param .align 4 .b8 retval0[8];
41; CHECK-DAG: ld.param.f32 [[ELEMA1:%f[0-9]+]], [retval0+0];
42; CHECK-DAG: ld.param.f32 [[ELEMA2:%f[0-9]+]], [retval0+4];
43  store [2 x float] %call, [2 x float]* %output, align 4
44; CHECK: }
45; CHECK-DAG: st.f32 [{{%rd[0-9]+}}], [[ELEMA1]]
46; CHECK-DAG: st.f32 [{{%rd[0-9]+}}+4], [[ELEMA2]]
47  ret void
48; CHECK: ret
49}
50
51define void @test_s2f32({float, float} %input, {float, float}* %output) {
52; CHECK-LABEL: @test_s2f32
53  %call = tail call {float, float} @bars({float, float} %input)
54; CHECK: .param .align 4 .b8 retval0[8];
55; CHECK-DAG: ld.param.f32 [[ELEMS1:%f[0-9]+]], [retval0+0];
56; CHECK-DAG: ld.param.f32 [[ELEMS2:%f[0-9]+]], [retval0+4];
57  store {float, float} %call, {float, float}* %output, align 4
58; CHECK: }
59; CHECK-DAG: st.f32 [{{%rd[0-9]+}}], [[ELEMS1]]
60; CHECK-DAG: st.f32 [{{%rd[0-9]+}}+4], [[ELEMS2]]
61  ret void
62; CHECK: ret
63}
64