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63 lines
4.4 KiB
LLVM
63 lines
4.4 KiB
LLVM
; RUN: llc < %s -march=hexagon -mcpu=hexagonv4 -O2 -disable-lsr | FileCheck %s
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; ModuleID = 'hwloop-dbg.o'
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target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
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target triple = "hexagon"
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define void @foo(i32* nocapture %a, i32* nocapture %b) nounwind {
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entry:
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tail call void @llvm.dbg.value(metadata !{i32* %a}, i64 0, metadata !13), !dbg !17
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tail call void @llvm.dbg.value(metadata !{i32* %b}, i64 0, metadata !14), !dbg !18
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tail call void @llvm.dbg.value(metadata !2, i64 0, metadata !15), !dbg !19
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br label %for.body, !dbg !19
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for.body: ; preds = %for.body, %entry
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; CHECK: loop0(
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; CHECK-NOT: add({{r[0-9]*}}, #
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; CHECK: endloop0
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%arrayidx.phi = phi i32* [ %a, %entry ], [ %arrayidx.inc, %for.body ]
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%i.02 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%b.addr.01 = phi i32* [ %b, %entry ], [ %incdec.ptr, %for.body ]
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%incdec.ptr = getelementptr inbounds i32* %b.addr.01, i32 1, !dbg !21
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tail call void @llvm.dbg.value(metadata !{i32* %incdec.ptr}, i64 0, metadata !14), !dbg !21
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%0 = load i32* %b.addr.01, align 4, !dbg !21
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store i32 %0, i32* %arrayidx.phi, align 4, !dbg !21
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%inc = add nsw i32 %i.02, 1, !dbg !26
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tail call void @llvm.dbg.value(metadata !{i32 %inc}, i64 0, metadata !15), !dbg !26
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%exitcond = icmp eq i32 %inc, 10, !dbg !19
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%arrayidx.inc = getelementptr i32* %arrayidx.phi, i32 1
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br i1 %exitcond, label %for.end, label %for.body, !dbg !19
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for.end: ; preds = %for.body
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ret void, !dbg !27
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}
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declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
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!llvm.dbg.cu = !{!0}
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!0 = metadata !{i32 786449, metadata !28, i32 12, metadata !"QuIC LLVM Hexagon Clang version 6.1-pre-unknown, (git://git-hexagon-aus.quicinc.com/llvm/clang-mainline.git e9382867661454cdf44addb39430741578e9765c) (llvm/llvm-mainline.git 36412bb1fcf03ed426d4437b41198bae066675ac)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ] [/usr2/kparzysz/s.hex/t/hwloop-dbg.c] [DW_LANG_C99]
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!2 = metadata !{i32 0}
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!3 = metadata !{metadata !5}
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!5 = metadata !{i32 786478, metadata !28, null, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (i32*, i32*)* @foo, null, null, metadata !11, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
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!6 = metadata !{i32 786473, metadata !28} ; [ DW_TAG_file_type ]
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!7 = metadata !{i32 786453, i32 0, null, i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!8 = metadata !{null, metadata !9, metadata !9}
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!9 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ] [line 0, size 32, align 32, offset 0] [from int]
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!10 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
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!11 = metadata !{metadata !12}
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!12 = metadata !{metadata !13, metadata !14, metadata !15}
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!13 = metadata !{i32 786689, metadata !5, metadata !"a", metadata !6, i32 16777217, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [a] [line 1]
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!14 = metadata !{i32 786689, metadata !5, metadata !"b", metadata !6, i32 33554433, metadata !9, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [b] [line 1]
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!15 = metadata !{i32 786688, metadata !16, metadata !"i", metadata !6, i32 2, metadata !10, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [i] [line 2]
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!16 = metadata !{i32 786443, metadata !28, metadata !5, i32 1, i32 26, i32 0} ; [ DW_TAG_lexical_block ] [/usr2/kparzysz/s.hex/t/hwloop-dbg.c]
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!17 = metadata !{i32 1, i32 15, metadata !5, null}
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!18 = metadata !{i32 1, i32 23, metadata !5, null}
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!19 = metadata !{i32 3, i32 8, metadata !20, null}
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!20 = metadata !{i32 786443, metadata !28, metadata !16, i32 3, i32 3, i32 1} ; [ DW_TAG_lexical_block ] [/usr2/kparzysz/s.hex/t/hwloop-dbg.c]
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!21 = metadata !{i32 4, i32 5, metadata !22, null}
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!22 = metadata !{i32 786443, metadata !28, metadata !20, i32 3, i32 28, i32 2} ; [ DW_TAG_lexical_block ] [/usr2/kparzysz/s.hex/t/hwloop-dbg.c]
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!26 = metadata !{i32 3, i32 23, metadata !20, null}
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!27 = metadata !{i32 6, i32 1, metadata !16, null}
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!28 = metadata !{metadata !"hwloop-dbg.c", metadata !"/usr2/kparzysz/s.hex/t"}
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