| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s |
| |
| declare <2 x float> @barv(<2 x float> %input) |
| declare <3 x float> @barv3(<3 x float> %input) |
| declare [2 x float] @bara([2 x float] %input) |
| declare {float, float} @bars({float, float} %input) |
| |
| define void @test_v2f32(<2 x float> %input, <2 x float>* %output) { |
| ; CHECK-LABEL: @test_v2f32 |
| %call = tail call <2 x float> @barv(<2 x float> %input) |
| ; CHECK: .param .align 8 .b8 retval0[8]; |
| ; CHECK: ld.param.v2.f32 {[[E0:%f[0-9]+]], [[E1:%f[0-9]+]]}, [retval0+0]; |
| store <2 x float> %call, <2 x float>* %output, align 8 |
| ; CHECK: st.v2.f32 [{{%rd[0-9]+}}], {[[E0]], [[E1]]} |
| ret void |
| } |
| |
| define void @test_v3f32(<3 x float> %input, <3 x float>* %output) { |
| ; CHECK-LABEL: @test_v3f32 |
| ; |
| %call = tail call <3 x float> @barv3(<3 x float> %input) |
| ; CHECK: .param .align 16 .b8 retval0[16]; |
| ; CHECK-DAG: ld.param.v2.f32 {[[E0:%f[0-9]+]], [[E1:%f[0-9]+]]}, [retval0+0]; |
| ; CHECK-DAG: ld.param.f32 [[E2:%f[0-9]+]], [retval0+8]; |
| ; Make sure we don't load more values than than we need to. |
| ; CHECK-NOT: ld.param.f32 [[E3:%f[0-9]+]], [retval0+12]; |
| store <3 x float> %call, <3 x float>* %output, align 8 |
| ; CHECK-DAG: st.f32 [{{%rd[0-9]}}+8], |
| ; -- This is suboptimal. We should do st.v2.f32 instead |
| ; of combining 2xf32 info i64. |
| ; CHECK-DAG: st.u64 [{{%rd[0-9]}}], |
| ; CHECK: ret; |
| ret void |
| } |
| |
| define void @test_a2f32([2 x float] %input, [2 x float]* %output) { |
| ; CHECK-LABEL: @test_a2f32 |
| %call = tail call [2 x float] @bara([2 x float] %input) |
| ; CHECK: .param .align 4 .b8 retval0[8]; |
| ; CHECK-DAG: ld.param.f32 [[ELEMA1:%f[0-9]+]], [retval0+0]; |
| ; CHECK-DAG: ld.param.f32 [[ELEMA2:%f[0-9]+]], [retval0+4]; |
| store [2 x float] %call, [2 x float]* %output, align 4 |
| ; CHECK: } |
| ; CHECK-DAG: st.f32 [{{%rd[0-9]+}}], [[ELEMA1]] |
| ; CHECK-DAG: st.f32 [{{%rd[0-9]+}}+4], [[ELEMA2]] |
| ret void |
| ; CHECK: ret |
| } |
| |
| define void @test_s2f32({float, float} %input, {float, float}* %output) { |
| ; CHECK-LABEL: @test_s2f32 |
| %call = tail call {float, float} @bars({float, float} %input) |
| ; CHECK: .param .align 4 .b8 retval0[8]; |
| ; CHECK-DAG: ld.param.f32 [[ELEMS1:%f[0-9]+]], [retval0+0]; |
| ; CHECK-DAG: ld.param.f32 [[ELEMS2:%f[0-9]+]], [retval0+4]; |
| store {float, float} %call, {float, float}* %output, align 4 |
| ; CHECK: } |
| ; CHECK-DAG: st.f32 [{{%rd[0-9]+}}], [[ELEMS1]] |
| ; CHECK-DAG: st.f32 [{{%rd[0-9]+}}+4], [[ELEMS2]] |
| ret void |
| ; CHECK: ret |
| } |