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annotate test/CodeGen/AMDGPU/fp16_to_fp64.ll @ 128:c347d3398279 default tip

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fix
author mir3636
date Wed, 06 Dec 2017 14:37:17 +0900
parents 803732b1fca8
children
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1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
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2 ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
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3
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4 declare double @llvm.convert.from.fp16.f64(i16) nounwind readnone
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6 ; FUNC-LABEL: {{^}}test_convert_fp16_to_fp64:
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7 ; GCN: buffer_load_ushort [[VAL:v[0-9]+]]
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8 ; GCN: v_cvt_f32_f16_e32 [[RESULT32:v[0-9]+]], [[VAL]]
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9 ; GCN: v_cvt_f64_f32_e32 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[RESULT32]]
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10 ; GCN: buffer_store_dwordx2 [[RESULT]]
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11 define amdgpu_kernel void @test_convert_fp16_to_fp64(double addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
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12 %val = load i16, i16 addrspace(1)* %in, align 2
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13 %cvt = call double @llvm.convert.from.fp16.f64(i16 %val) nounwind readnone
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14 store double %cvt, double addrspace(1)* %out, align 4
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15 ret void
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16 }