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15 lines
622 B
LLVM
15 lines
622 B
LLVM
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; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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declare float @llvm.convert.from.fp16(i16) nounwind readnone
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; SI-LABEL: @test_convert_fp16_to_fp32:
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; SI: BUFFER_LOAD_USHORT [[VAL:v[0-9]+]]
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; SI: V_CVT_F32_F16_e32 [[RESULT:v[0-9]+]], [[VAL]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_convert_fp16_to_fp32(float addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
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%val = load i16 addrspace(1)* %in, align 2
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%cvt = call float @llvm.convert.from.fp16(i16 %val) nounwind readnone
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store float %cvt, float addrspace(1)* %out, align 4
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ret void
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}
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