third_party/llvm-7.0/llvm/test/CodeGen/NVPTX/misaligned-vector-ldst.ll

; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
target triple = "nvptx64-nvidia-cuda"

; CHECK-LABEL: t1
define <4 x float> @t1(i8* %p1) {
; CHECK-NOT: ld.v4
; CHECK-NOT: ld.v2
; CHECK-NOT: ld.f32
; CHECK: ld.u8
  %cast = bitcast i8* %p1 to <4 x float>*
  %r = load <4 x float>, <4 x float>* %cast, align 1
  ret <4 x float> %r
}

; CHECK-LABEL: t2
define <4 x float> @t2(i8* %p1) {
; CHECK-NOT: ld.v4
; CHECK-NOT: ld.v2
; CHECK: ld.f32
  %cast = bitcast i8* %p1 to <4 x float>*
  %r = load <4 x float>, <4 x float>* %cast, align 4
  ret <4 x float> %r
}

; CHECK-LABEL: t3
define <4 x float> @t3(i8* %p1) {
; CHECK-NOT: ld.v4
; CHECK: ld.v2
  %cast = bitcast i8* %p1 to <4 x float>*
  %r = load <4 x float>, <4 x float>* %cast, align 8
  ret <4 x float> %r
}

; CHECK-LABEL: t4
define <4 x float> @t4(i8* %p1) {
; CHECK: ld.v4
  %cast = bitcast i8* %p1 to <4 x float>*
  %r = load <4 x float>, <4 x float>* %cast, align 16
  ret <4 x float> %r
}

; CHECK-LABEL: .visible .func test_v1halfp0a1(
; CHECK-DAG: ld.param.u64 %[[FROM:rd?[0-9]+]], [test_v1halfp0a1_param_0];
; CHECK-DAG: ld.param.u64 %[[TO:rd?[0-9]+]], [test_v1halfp0a1_param_1];
; CHECK-DAG: ld.u8        [[B0:%r[sd]?[0-9]+]], [%[[FROM]]]
; CHECK-DAG: st.u8        [%[[TO]]], [[B0]]
; CHECK-DAG: ld.u8        [[B1:%r[sd]?[0-9]+]], [%[[FROM]]+1]
; CHECK-DAG: st.u8        [%[[TO]]+1], [[B1]]
; CHECK: ret
define void @test_v1halfp0a1(<1 x half> * noalias readonly %from, <1 x half> * %to) {
  %1 = load <1 x half>, <1 x half> * %from , align 1
  store <1 x half> %1, <1 x half> * %to , align 1
  ret void
}

; CHECK-LABEL: .visible .func test_v2halfp0a1(
; CHECK-DAG: ld.param.u64 %[[FROM:rd?[0-9]+]], [test_v2halfp0a1_param_0];
; CHECK-DAG: ld.param.u64 %[[TO:rd?[0-9]+]], [test_v2halfp0a1_param_1];
; CHECK-DAG: ld.u8        [[B0:%r[sd]?[0-9]+]], [%[[FROM]]]
; CHECK-DAG: st.u8        [%[[TO]]],
; CHECK-DAG: ld.u8        [[B1:%r[sd]?[0-9]+]], [%[[FROM]]+1]
; CHECK-DAG: st.u8        [%[[TO]]+1],
; CHECK-DAG: ld.u8        [[B2:%r[sd]?[0-9]+]], [%[[FROM]]+2]
; CHECK-DAG: st.u8        [%[[TO]]+2],
; CHECK-DAG: ld.u8        [[B3:%r[sd]?[0-9]+]], [%[[FROM]]+3]
; CHECK-DAG: st.u8        [%[[TO]]+3],
; CHECK: ret
define void @test_v2halfp0a1(<2 x half> * noalias readonly %from, <2 x half> * %to) {
  %1 = load <2 x half>, <2 x half> * %from , align 1
  store <2 x half> %1, <2 x half> * %to , align 1
  ret void
}

; CHECK-LABEL: .visible .func test_v4halfp0a1(
; CHECK-DAG: ld.param.u64 %[[FROM:rd?[0-9]+]], [test_v4halfp0a1_param_0];
; CHECK-DAG: ld.param.u64 %[[TO:rd?[0-9]+]], [test_v4halfp0a1_param_1];
; CHECK-DAG: ld.u8        [[B0:%r[sd]?[0-9]+]], [%[[FROM]]]
; CHECK-DAG: st.u8        [%[[TO]]], [[B0]]
; CHECK-DAG: ld.u8        [[B1:%r[sd]?[0-9]+]], [%[[FROM]]+1]
; CHECK-DAG: st.u8        [%[[TO]]+1], [[B1]]
; CHECK-DAG: ld.u8        [[B2:%r[sd]?[0-9]+]], [%[[FROM]]+2]
; CHECK-DAG: st.u8        [%[[TO]]+2], [[B2]]
; CHECK-DAG: ld.u8        [[B3:%r[sd]?[0-9]+]], [%[[FROM]]+3]
; CHECK-DAG: st.u8        [%[[TO]]+3], [[B3]]
; CHECK-DAG: ld.u8        [[B4:%r[sd]?[0-9]+]], [%[[FROM]]+4]
; CHECK-DAG: st.u8        [%[[TO]]+4], [[B4]]
; CHECK-DAG: ld.u8        [[B5:%r[sd]?[0-9]+]], [%[[FROM]]+5]
; CHECK-DAG: st.u8        [%[[TO]]+5], [[B5]]
; CHECK-DAG: ld.u8        [[B6:%r[sd]?[0-9]+]], [%[[FROM]]+6]
; CHECK-DAG: st.u8        [%[[TO]]+6], [[B6]]
; CHECK-DAG: ld.u8        [[B7:%r[sd]?[0-9]+]], [%[[FROM]]+7]
; CHECK-DAG: st.u8        [%[[TO]]+7], [[B7]]
; CHECK: ret
define void @test_v4halfp0a1(<4 x half> * noalias readonly %from, <4 x half> * %to) {
  %1 = load <4 x half>, <4 x half> * %from , align 1
  store <4 x half> %1, <4 x half> * %to , align 1
  ret void
}


; CHECK-LABEL: s1
define void @s1(<4 x float>* %p1, <4 x float> %v) {
; CHECK-NOT: st.v4
; CHECK-NOT: st.v2
; CHECK-NOT: st.f32
; CHECK: st.u8
  store <4 x float> %v, <4 x float>* %p1, align 1
  ret void
}

; CHECK-LABEL: s2
define void @s2(<4 x float>* %p1, <4 x float> %v) {
; CHECK-NOT: st.v4
; CHECK-NOT: st.v2
; CHECK: st.f32
  store <4 x float> %v, <4 x float>* %p1, align 4
  ret void
}

; CHECK-LABEL: s3
define void @s3(<4 x float>* %p1, <4 x float> %v) {
; CHECK-NOT: st.v4
  store <4 x float> %v, <4 x float>* %p1, align 8
  ret void
}

; CHECK-LABEL: s4
define void @s4(<4 x float>* %p1, <4 x float> %v) {
; CHECK: st.v4
  store <4 x float> %v, <4 x float>* %p1, align 16
  ret void
}