diff options
Diffstat (limited to 'llvm/test/DebugInfo/RISCV/dwarf-riscv-relocs.ll')
| -rw-r--r-- | llvm/test/DebugInfo/RISCV/dwarf-riscv-relocs.ll | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/llvm/test/DebugInfo/RISCV/dwarf-riscv-relocs.ll b/llvm/test/DebugInfo/RISCV/dwarf-riscv-relocs.ll new file mode 100644 index 00000000000..db6571d0998 --- /dev/null +++ b/llvm/test/DebugInfo/RISCV/dwarf-riscv-relocs.ll @@ -0,0 +1,105 @@ +; RUN: llc -filetype=obj -mtriple=riscv32 -mattr=+relax %s -o %t.o +; RUN: llvm-readobj -r %t.o | FileCheck -check-prefix=READOBJ-RELOCS %s +; RUN: llvm-objdump --source %t.o | FileCheck -check-prefix=OBJDUMP-SOURCE %s +; RUN: llvm-dwarfdump --debug-info --debug-line %t.o | \ +; RUN: FileCheck -check-prefix=DWARF-DUMP %s + +; Check that we actually have relocations, otherwise this is kind of pointless. +; READOBJ-RELOCS: Section (8) .rela.debug_info { +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_ADD32 - 0x0 +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_SUB32 - 0x0 +; READOBJ-RELOCS: Section (11) .rela.debug_addr { +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_ADD32 - 0x0 +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_SUB32 - 0x0 +; READOBJ-RELOCS: Section (17) .rela.debug_line { +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_ADD32 - 0xFFFFFFFC +; READOBJ-RELOCS-NEXT: 0x0 R_RISCV_SUB32 .Lline_table_start0 0x0 + +; Check that we can print the source, even with relocations. +; OBJDUMP-SOURCE: Disassembly of section .text: +; OBJDUMP-SOURCE-EMPTY: +; OBJDUMP-SOURCE-NEXT: 00000000 main: +; OBJDUMP-SOURCE: ; { +; OBJDUMP-SOURCE: ; return 0; + +; Check that we correctly dump the DWARF info, even with relocations. +; DWARF-DUMP: DW_AT_name ("dwarf-riscv-relocs.c") +; DWARF-DUMP: DW_AT_comp_dir (".") +; DWARF-DUMP: DW_AT_name ("main") +; DWARF-DUMP: DW_AT_decl_file ("./dwarf-riscv-relocs.c") +; DWARF-DUMP: DW_AT_decl_line (1) +; DWARF-DUMP: DW_AT_type (0x00000032 "int") +; DWARF-DUMP: DW_AT_name ("int") +; DWARF-DUMP: DW_AT_encoding (DW_ATE_signed) +; DWARF-DUMP: DW_AT_byte_size (0x04) + +; DWARF-DUMP: .debug_line contents: +; DWARF-DUMP-NEXT: debug_line[0x00000000] +; DWARF-DUMP-NEXT: Line table prologue: +; DWARF-DUMP-NEXT: total_length: 0x0000005f +; DWARF-DUMP-NEXT: version: 5 +; DWARF-DUMP-NEXT: address_size: 4 +; DWARF-DUMP-NEXT: seg_select_size: 0 +; DWARF-DUMP-NEXT: prologue_length: 0x0000003e +; DWARF-DUMP-NEXT: min_inst_length: 1 +; DWARF-DUMP-NEXT: max_ops_per_inst: 1 +; DWARF-DUMP-NEXT: default_is_stmt: 1 +; DWARF-DUMP-NEXT: line_base: -5 +; DWARF-DUMP-NEXT: line_range: 14 +; DWARF-DUMP-NEXT: opcode_base: 13 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_copy] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_pc] = 1 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_line] = 1 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_file] = 1 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_column] = 1 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_negate_stmt] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_basic_block] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_const_add_pc] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_prologue_end] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0 +; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_isa] = 1 +; DWARF-DUMP-NEXT: include_directories[ 0] = "." +; DWARF-DUMP-NEXT: file_names[ 0]: +; DWARF-DUMP-NEXT: name: "dwarf-riscv-relocs.c" +; DWARF-DUMP-NEXT: dir_index: 0 +; DWARF-DUMP-NEXT: md5_checksum: 05ab89f5481bc9f2d037e7886641e919 +; DWARF-DUMP-NEXT: source: "int main()\n{\n return 0;\n}\n" +; DWARF-DUMP-EMPTY: +; DWARF-DUMP-NEXT: Address Line Column File ISA Discriminator Flags +; DWARF-DUMP-NEXT: ------------------ ------ ------ ------ --- ------------- ------------- +; DWARF-DUMP-NEXT: 0x0000000000000000 2 0 0 0 0 is_stmt +; DWARF-DUMP-NEXT: 0x0000000000000014 3 5 0 0 0 is_stmt prologue_end +; DWARF-DUMP-NEXT: 0x0000000000000028 3 5 0 0 0 is_stmt end_sequence + +; ModuleID = 'dwarf-riscv-relocs.c' +source_filename = "dwarf-riscv-relocs.c" +target datalayout = "e-m:e-p:32:32-i64:64-n32-S128" +target triple = "riscv32" + +; Function Attrs: noinline nounwind optnone +define dso_local i32 @main() #0 !dbg !7 { +entry: + %retval = alloca i32, align 4 + store i32 0, i32* %retval, align 4 + ret i32 0, !dbg !11 +} + +attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-features"="+relax" "unsafe-fp-math"="false" "use-soft-float"="false" } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!3, !4, !5} +!llvm.ident = !{!6} + +!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) +!1 = !DIFile(filename: "dwarf-riscv-relocs.c", directory: ".", checksumkind: CSK_MD5, checksum: "05ab89f5481bc9f2d037e7886641e919", source: "int main()\0A{\0A return 0;\0A}\0A") +!2 = !{} +!3 = !{i32 2, !"Dwarf Version", i32 5} +!4 = !{i32 2, !"Debug Info Version", i32 3} +!5 = !{i32 1, !"wchar_size", i32 4} +!6 = !{!"clang"} +!7 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 1, type: !8, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) +!8 = !DISubroutineType(types: !9) +!9 = !{!10} +!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!11 = !DILocation(line: 3, column: 5, scope: !7) |
