1 ; RUN: llc < %s -march=nvptx64 | FileCheck %s
2 ; RUN: %if ptxas %{ llc < %s -march=nvptx64 | %ptxas-verify %}
4 ; LDST: .b8 bfloat_array[8] = {1, 2, 3, 4, 5, 6, 7, 8};
5 @"bfloat_array" = addrspace(1) constant [4 x bfloat]
6 [bfloat 0xR0201, bfloat 0xR0403, bfloat 0xR0605, bfloat 0xR0807]
8 define void @test_load_store(ptr addrspace(1) %in, ptr addrspace(1) %out) {
9 ; CHECK-LABEL: @test_load_store
10 ; CHECK: ld.global.b16 [[TMP:%rs[0-9]+]], [{{%rd[0-9]+}}]
11 ; CHECK: st.global.b16 [{{%rd[0-9]+}}], [[TMP]]
12 %val = load bfloat, ptr addrspace(1) %in
13 store bfloat %val, ptr addrspace(1) %out
17 define void @test_bitcast_from_bfloat(ptr addrspace(1) %in, ptr addrspace(1) %out) {
18 ; CHECK-LABEL: @test_bitcast_from_bfloat
19 ; CHECK: ld.global.b16 [[TMP:%rs[0-9]+]], [{{%rd[0-9]+}}]
20 ; CHECK: st.global.b16 [{{%rd[0-9]+}}], [[TMP]]
21 %val = load bfloat, ptr addrspace(1) %in
22 %val_int = bitcast bfloat %val to i16
23 store i16 %val_int, ptr addrspace(1) %out
27 define void @test_bitcast_to_bfloat(ptr addrspace(1) %out, ptr addrspace(1) %in) {
28 ; CHECK-LABEL: @test_bitcast_to_bfloat
29 ; CHECK: ld.global.u16 [[TMP:%rs[0-9]+]], [{{%rd[0-9]+}}]
30 ; CHECK: st.global.u16 [{{%rd[0-9]+}}], [[TMP]]
31 %val = load i16, ptr addrspace(1) %in
32 %val_fp = bitcast i16 %val to bfloat
33 store bfloat %val_fp, ptr addrspace(1) %out