1; RUN: llc < %s -march=amdgcn -mcpu=SI | FileCheck %s 2; RUN: llc < %s -march=amdgcn -mcpu=tonga | FileCheck %s 3 4define void @test_load_store(half addrspace(1)* %in, half addrspace(1)* %out) { 5; CHECK-LABEL: {{^}}test_load_store: 6; CHECK: buffer_load_ushort [[TMP:v[0-9]+]] 7; CHECK: buffer_store_short [[TMP]] 8 %val = load half addrspace(1)* %in 9 store half %val, half addrspace(1) * %out 10 ret void 11} 12 13define void @test_bitcast_from_half(half addrspace(1)* %in, i16 addrspace(1)* %out) { 14; CHECK-LABEL: {{^}}test_bitcast_from_half: 15; CHECK: buffer_load_ushort [[TMP:v[0-9]+]] 16; CHECK: buffer_store_short [[TMP]] 17 %val = load half addrspace(1) * %in 18 %val_int = bitcast half %val to i16 19 store i16 %val_int, i16 addrspace(1)* %out 20 ret void 21} 22 23define void @test_bitcast_to_half(half addrspace(1)* %out, i16 addrspace(1)* %in) { 24; CHECK-LABEL: {{^}}test_bitcast_to_half: 25; CHECK: buffer_load_ushort [[TMP:v[0-9]+]] 26; CHECK: buffer_store_short [[TMP]] 27 %val = load i16 addrspace(1)* %in 28 %val_fp = bitcast i16 %val to half 29 store half %val_fp, half addrspace(1)* %out 30 ret void 31} 32 33define void @test_extend32(half addrspace(1)* %in, float addrspace(1)* %out) { 34; CHECK-LABEL: {{^}}test_extend32: 35; CHECK: v_cvt_f32_f16_e32 36 37 %val16 = load half addrspace(1)* %in 38 %val32 = fpext half %val16 to float 39 store float %val32, float addrspace(1)* %out 40 ret void 41} 42 43define void @test_extend64(half addrspace(1)* %in, double addrspace(1)* %out) { 44; CHECK-LABEL: {{^}}test_extend64: 45; CHECK: v_cvt_f32_f16_e32 46; CHECK: v_cvt_f64_f32_e32 47 48 %val16 = load half addrspace(1)* %in 49 %val64 = fpext half %val16 to double 50 store double %val64, double addrspace(1)* %out 51 ret void 52} 53 54define void @test_trunc32(float addrspace(1)* %in, half addrspace(1)* %out) { 55; CHECK-LABEL: {{^}}test_trunc32: 56; CHECK: v_cvt_f16_f32_e32 57 58 %val32 = load float addrspace(1)* %in 59 %val16 = fptrunc float %val32 to half 60 store half %val16, half addrspace(1)* %out 61 ret void 62} 63