25 lines
891 B
LLVM
25 lines
891 B
LLVM
; RUN: llc -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; RUN: not --crash llc -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=ERR %s
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; ERR: LLVM ERROR: Cannot select: intrinsic %llvm.amdgcn.s.memrealtime
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declare i64 @llvm.amdgcn.s.memrealtime() #0
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; GCN-LABEL: {{^}}test_s_memrealtime:
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; GCN-DAG: s_memrealtime s{{\[[0-9]+:[0-9]+\]}}
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; GCN-DAG: s_load_dwordx2
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; GCN: lgkmcnt
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; GCN: _store_dwordx2
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; GCN-NOT: lgkmcnt
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; GCN: s_memrealtime s{{\[[0-9]+:[0-9]+\]}}
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; GCN: _store_dwordx2
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define amdgpu_kernel void @test_s_memrealtime(ptr addrspace(1) %out) #0 {
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%cycle0 = call i64 @llvm.amdgcn.s.memrealtime()
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store volatile i64 %cycle0, ptr addrspace(1) %out
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%cycle1 = call i64 @llvm.amdgcn.s.memrealtime()
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store volatile i64 %cycle1, ptr addrspace(1) %out
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ret void
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}
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attributes #0 = { nounwind }
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