1; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s 2 3; Make sure the add and load are reduced to 32-bits even with the 4; bitcast to vector. 5; GCN-LABEL: {{^}}bitcast_int_to_vector_extract_0: 6; GCN-DAG: s_load_dword [[B:s[0-9]+]] 7; GCN-DAG: buffer_load_dword [[A:v[0-9]+]] 8; GCN: v_add_i32_e32 [[ADD:v[0-9]+]], vcc, [[B]], [[A]] 9; GCN: buffer_store_dword [[ADD]] 10define void @bitcast_int_to_vector_extract_0(i32 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %b) { 11 %a = load i64, i64 addrspace(1)* %in 12 %add = add i64 %a, %b 13 %val.bc = bitcast i64 %add to <2 x i32> 14 %extract = extractelement <2 x i32> %val.bc, i32 0 15 store i32 %extract, i32 addrspace(1)* %out 16 ret void 17} 18 19; GCN-LABEL: {{^}}bitcast_fp_to_vector_extract_0: 20; GCN: buffer_load_dwordx2 21; GCN: v_add_f64 22; GCN: buffer_store_dword v 23define void @bitcast_fp_to_vector_extract_0(i32 addrspace(1)* %out, double addrspace(1)* %in, double %b) { 24 %a = load double, double addrspace(1)* %in 25 %add = fadd double %a, %b 26 %val.bc = bitcast double %add to <2 x i32> 27 %extract = extractelement <2 x i32> %val.bc, i32 0 28 store i32 %extract, i32 addrspace(1)* %out 29 ret void 30} 31 32; GCN-LABEL: {{^}}bitcast_int_to_fpvector_extract_0: 33; GCN: buffer_load_dwordx2 34; GCN: v_add_i32 35; GCN: buffer_store_dword 36define void @bitcast_int_to_fpvector_extract_0(float addrspace(1)* %out, i64 addrspace(1)* %in, i64 %b) { 37 %a = load i64, i64 addrspace(1)* %in 38 %add = add i64 %a, %b 39 %val.bc = bitcast i64 %add to <2 x float> 40 %extract = extractelement <2 x float> %val.bc, i32 0 41 store float %extract, float addrspace(1)* %out 42 ret void 43} 44 45; GCN-LABEL: {{^}}no_extract_volatile_load_extract0: 46; GCN: buffer_load_dwordx4 47; GCN: buffer_store_dword v 48define void @no_extract_volatile_load_extract0(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in) { 49entry: 50 %vec = load volatile <4 x i32>, <4 x i32> addrspace(1)* %in 51 %elt0 = extractelement <4 x i32> %vec, i32 0 52 store i32 %elt0, i32 addrspace(1)* %out 53 ret void 54} 55 56; GCN-LABEL: {{^}}no_extract_volatile_load_extract2: 57; GCN: buffer_load_dwordx4 58; GCN: buffer_store_dword v 59 60define void @no_extract_volatile_load_extract2(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in) { 61entry: 62 %vec = load volatile <4 x i32>, <4 x i32> addrspace(1)* %in 63 %elt2 = extractelement <4 x i32> %vec, i32 2 64 store i32 %elt2, i32 addrspace(1)* %out 65 ret void 66} 67 68; GCN-LABEL: {{^}}no_extract_volatile_load_dynextract: 69; GCN: buffer_load_dwordx4 70; GCN: buffer_store_dword v 71define void @no_extract_volatile_load_dynextract(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in, i32 %idx) { 72entry: 73 %vec = load volatile <4 x i32>, <4 x i32> addrspace(1)* %in 74 %eltN = extractelement <4 x i32> %vec, i32 %idx 75 store i32 %eltN, i32 addrspace(1)* %out 76 ret void 77} 78