47 lines
2.0 KiB
LLVM
47 lines
2.0 KiB
LLVM
; RUN: llc < %s -x86-discriminate-memops -prefetch-hints-file=%S/insert-prefetch-invalid-instr.afdo | FileCheck %s
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; ModuleID = 'prefetch.cc'
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source_filename = "prefetch.cc"
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: norecurse nounwind uwtable
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define dso_local i32 @main() local_unnamed_addr #0 !dbg !7 {
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entry:
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tail call void @llvm.prefetch(ptr inttoptr (i64 291 to ptr), i32 0, i32 0, i32 1), !dbg !9
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tail call void @llvm.x86.avx512.gatherpf.dpd.512(i8 97, <8 x i32> undef, ptr null, i32 1, i32 2), !dbg !10
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ret i32 291, !dbg !11
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}
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; Function Attrs: inaccessiblemem_or_argmemonly nounwind
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declare void @llvm.prefetch(ptr nocapture readonly, i32, i32, i32) #1
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; Function Attrs: argmemonly nounwind
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declare void @llvm.x86.avx512.gatherpf.dpd.512(i8, <8 x i32>, ptr, i32, i32) #2
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attributes #0 = {"target-cpu"="x86-64" "target-features"="+avx512pf,+sse4.2,+ssse3"}
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attributes #1 = { inaccessiblemem_or_argmemonly nounwind }
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attributes #2 = { argmemonly nounwind }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2, debugInfoForProfiling: true)
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!1 = !DIFile(filename: "prefetch.cc", directory: "/tmp")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!6 = !{!"clang version 7.0.0 (trunk 327078) (llvm/trunk 327086)"}
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!7 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 8, type: !8, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, unit: !0)
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!8 = !DISubroutineType(types: !2)
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!9 = !DILocation(line: 12, column: 3, scope: !7)
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!10 = !DILocation(line: 14, column: 3, scope: !7)
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!11 = !DILocation(line: 15, column: 3, scope: !7)
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;CHECK-LABEL: main:
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;CHECK: # %bb.0:
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;CHECK: prefetchnta 291
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;CHECK-NOT: prefetchnta 42(%rax,%ymm0)
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;CHECK: vgatherpf1dpd (%rax,%ymm0) {%k1}
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