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23 lines
900 B
LLVM
23 lines
900 B
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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declare i32 @llvm.amdgcn.mbcnt.lo(i32, i32) #0
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declare i32 @llvm.amdgcn.mbcnt.hi(i32, i32) #0
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; SI-LABEL: {{^}}test_array_ptr_calc:
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; SI-DAG: v_mul_lo_i32
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; SI-DAG: v_mul_hi_i32
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; SI: s_endpgm
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define void @test_array_ptr_calc(i32 addrspace(1)* noalias %out, [1025 x i32] addrspace(1)* noalias %inA, i32 addrspace(1)* noalias %inB) {
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%mbcnt.lo = call i32 @llvm.amdgcn.mbcnt.lo(i32 -1, i32 0)
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%tid = call i32 @llvm.amdgcn.mbcnt.hi(i32 -1, i32 %mbcnt.lo)
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%a_ptr = getelementptr [1025 x i32], [1025 x i32] addrspace(1)* %inA, i32 %tid, i32 0
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%b_ptr = getelementptr i32, i32 addrspace(1)* %inB, i32 %tid
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%a = load i32, i32 addrspace(1)* %a_ptr
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%b = load i32, i32 addrspace(1)* %b_ptr
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%result = add i32 %a, %b
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store i32 %result, i32 addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind readnone }
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