76 lines
3.8 KiB
LLVM
76 lines
3.8 KiB
LLVM
; RUN: llc -filetype=obj -O0 < %s -mtriple mips-unknown-linux-gnu | llvm-dwarfdump - | FileCheck %s
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; PR19815
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; Generated using clang -target mips-linux-gnu -g test.c -S -o - -flto|opt -sroa -S
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; test.c:
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;
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; int foo(int x) {
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; if (x)
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; return 0;
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; return 1;
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; }
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; CHECK: Address Line Column File ISA Discriminator Flags
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; CHECK: ------------------ ------ ------ ------ --- ------------- -------------
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; CHECK: 0x0000000000000000 1 0 1 0 0 is_stmt
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; CHECK: 0x0000000000000000 1 0 1 0 0 is_stmt prologue_end
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; CHECK: 0x0000000000000008 2 0 1 0 0 is_stmt
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; CHECK: 0x0000000000000020 3 0 1 0 0 is_stmt
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; CHECK: 0x0000000000000030 4 0 1 0 0 is_stmt
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; CHECK: 0x0000000000000040 5 0 1 0 0 is_stmt
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; CHECK: 0x0000000000000050 5 0 1 0 0 is_stmt end_sequence
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target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
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target triple = "mips--linux-gnu"
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; Function Attrs: nounwind
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define i32 @foo(i32 %x) #0 {
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entry:
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call void @llvm.dbg.value(metadata !{i32 %x}, i64 0, metadata !12), !dbg !13
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%tobool = icmp ne i32 %x, 0, !dbg !14
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br i1 %tobool, label %if.then, label %if.end, !dbg !14
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if.then: ; preds = %entry
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br label %return, !dbg !16
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if.end: ; preds = %entry
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br label %return, !dbg !17
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return: ; preds = %if.end, %if.then
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%retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
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ret i32 %retval.0, !dbg !18
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata) #1
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, i64, metadata) #1
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!9, !10}
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!llvm.ident = !{!11}
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!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/test.c] [DW_LANG_C99]
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!1 = metadata !{metadata !"test.c", metadata !"/tmp"}
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!2 = metadata !{}
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!3 = metadata !{metadata !4}
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!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
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!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/test.c]
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!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!7 = metadata !{metadata !8, metadata !8}
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!8 = 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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!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
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!10 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
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!11 = metadata !{metadata !"clang version 3.5.0"}
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!12 = metadata !{i32 786689, metadata !4, metadata !"x", metadata !5, i32 16777217, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [x] [line 1]
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!13 = metadata !{i32 1, i32 0, metadata !4, null}
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!14 = metadata !{i32 2, i32 0, metadata !15, null}
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!15 = metadata !{i32 786443, metadata !1, metadata !4, i32 2, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/tmp/test.c]
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!16 = metadata !{i32 3, i32 0, metadata !15, null}
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!17 = metadata !{i32 4, i32 0, metadata !4, null}
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!18 = metadata !{i32 5, i32 0, metadata !4, null}
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