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45 lines
1.6 KiB
LLVM
45 lines
1.6 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; Make sure the add and load are reduced to 32-bits even with the
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; bitcast to vector.
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; GCN-LABEL: {{^}}bitcast_int_to_vector_extract_0:
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; GCN-DAG: s_load_dword [[B:s[0-9]+]]
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; GCN-DAG: buffer_load_dword [[A:v[0-9]+]]
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; GCN: v_add_i32_e32 [[ADD:v[0-9]+]], vcc, [[B]], [[A]]
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; GCN: buffer_store_dword [[ADD]]
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define void @bitcast_int_to_vector_extract_0(i32 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %b) {
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%a = load i64, i64 addrspace(1)* %in
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%add = add i64 %a, %b
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%val.bc = bitcast i64 %add to <2 x i32>
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%extract = extractelement <2 x i32> %val.bc, i32 0
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store i32 %extract, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}bitcast_fp_to_vector_extract_0:
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; GCN: buffer_load_dwordx2
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; GCN: v_add_f64
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; GCN: buffer_store_dword v
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define void @bitcast_fp_to_vector_extract_0(i32 addrspace(1)* %out, double addrspace(1)* %in, double %b) {
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%a = load double, double addrspace(1)* %in
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%add = fadd double %a, %b
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%val.bc = bitcast double %add to <2 x i32>
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%extract = extractelement <2 x i32> %val.bc, i32 0
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store i32 %extract, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}bitcast_int_to_fpvector_extract_0:
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; GCN: buffer_load_dwordx2
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; GCN: v_add_i32
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; GCN: v_addc_u32
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; GCN: buffer_store_dword
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define void @bitcast_int_to_fpvector_extract_0(float addrspace(1)* %out, i64 addrspace(1)* %in, i64 %b) {
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%a = load i64, i64 addrspace(1)* %in
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%add = add i64 %a, %b
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%val.bc = bitcast i64 %add to <2 x float>
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%extract = extractelement <2 x float> %val.bc, i32 0
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store float %extract, float addrspace(1)* %out
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ret void
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}
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