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107 lines
5.3 KiB
LLVM
107 lines
5.3 KiB
LLVM
; RUN: llc -filetype=obj -mtriple=riscv32 -mattr=+relax %s -o %t.o
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; RUN: llvm-readobj -r %t.o | FileCheck -check-prefix=READOBJ-RELOCS %s
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; RUN: llvm-objdump --source %t.o | FileCheck --check-prefix=OBJDUMP-SOURCE %s
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; RUN: llvm-dwarfdump --debug-info --debug-line %t.o | \
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; RUN: FileCheck -check-prefix=DWARF-DUMP %s
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; Check that we actually have relocations, otherwise this is kind of pointless.
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; READOBJ-RELOCS: Section ({{.*}}) .rela.debug_info {
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; READOBJ-RELOCS: 0x1B R_RISCV_ADD32 - 0x0
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; READOBJ-RELOCS-NEXT: 0x1B R_RISCV_SUB32 - 0x0
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; READOBJ-RELOCS: Section ({{.*}}) .rela.debug_frame {
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; READOBJ-RELOCS: 0x20 R_RISCV_ADD32 - 0x0
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; READOBJ-RELOCS-NEXT: 0x20 R_RISCV_SUB32 - 0x0
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; READOBJ-RELOCS: Section ({{.*}}) .rela.debug_line {
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; READOBJ-RELOCS: 0x5A R_RISCV_ADD16 - 0x0
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; READOBJ-RELOCS-NEXT: 0x5A R_RISCV_SUB16 - 0x0
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; Check that we can print the source, even with relocations.
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; OBJDUMP-SOURCE: Disassembly of section .text:
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; OBJDUMP-SOURCE-EMPTY:
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; OBJDUMP-SOURCE-NEXT: 00000000 <main>:
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; OBJDUMP-SOURCE: ; {
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; OBJDUMP-SOURCE: ; return 0;
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; Check that we correctly dump the DWARF info, even with relocations.
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; DWARF-DUMP: DW_AT_name ("dwarf-riscv-relocs.c")
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; DWARF-DUMP: DW_AT_comp_dir (".")
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; DWARF-DUMP: DW_AT_name ("main")
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; DWARF-DUMP: DW_AT_decl_file ("{{.*}}dwarf-riscv-relocs.c")
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; DWARF-DUMP: DW_AT_decl_line (1)
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; DWARF-DUMP: DW_AT_type (0x00000032 "int")
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; DWARF-DUMP: DW_AT_name ("int")
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; DWARF-DUMP: DW_AT_encoding (DW_ATE_signed)
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; DWARF-DUMP: DW_AT_byte_size (0x04)
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; DWARF-DUMP: .debug_line contents:
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; DWARF-DUMP-NEXT: debug_line[0x00000000]
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; DWARF-DUMP-NEXT: Line table prologue:
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; DWARF-DUMP-NEXT: total_length: 0x0000005f
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; DWARF-DUMP-NEXT: format: DWARF32
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; DWARF-DUMP-NEXT: version: 5
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; DWARF-DUMP-NEXT: address_size: 4
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; DWARF-DUMP-NEXT: seg_select_size: 0
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; DWARF-DUMP-NEXT: prologue_length: 0x0000003e
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; DWARF-DUMP-NEXT: min_inst_length: 1
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; DWARF-DUMP-NEXT: max_ops_per_inst: 1
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; DWARF-DUMP-NEXT: default_is_stmt: 1
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; DWARF-DUMP-NEXT: line_base: -5
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; DWARF-DUMP-NEXT: line_range: 14
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; DWARF-DUMP-NEXT: opcode_base: 13
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_copy] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_pc] = 1
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_line] = 1
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_file] = 1
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_column] = 1
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_negate_stmt] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_basic_block] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_const_add_pc] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_prologue_end] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0
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; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_isa] = 1
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; DWARF-DUMP-NEXT: include_directories[ 0] = "."
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; DWARF-DUMP-NEXT: file_names[ 0]:
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; DWARF-DUMP-NEXT: name: "dwarf-riscv-relocs.c"
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; DWARF-DUMP-NEXT: dir_index: 0
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; DWARF-DUMP-NEXT: md5_checksum: 05ab89f5481bc9f2d037e7886641e919
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; DWARF-DUMP-NEXT: source: "int main()\n{\n return 0;\n}\n"
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; DWARF-DUMP-EMPTY:
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; DWARF-DUMP-NEXT: Address Line Column File ISA Discriminator Flags
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; DWARF-DUMP-NEXT: ------------------ ------ ------ ------ --- ------------- -------------
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; DWARF-DUMP-NEXT: 0x0000000000000000 2 0 0 0 0 is_stmt
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; DWARF-DUMP-NEXT: 0x0000000000000014 3 5 0 0 0 is_stmt prologue_end
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; DWARF-DUMP-NEXT: 0x0000000000000028 3 5 0 0 0 is_stmt end_sequence
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; ModuleID = 'dwarf-riscv-relocs.c'
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source_filename = "dwarf-riscv-relocs.c"
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target datalayout = "e-m:e-p:32:32-i64:64-n32-S128"
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target triple = "riscv32"
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; Function Attrs: noinline nounwind optnone
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define dso_local i32 @main() #0 !dbg !7 {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval, align 4
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ret i32 0, !dbg !11
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}
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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" "frame-pointer"="all" "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" }
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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_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!1 = !DIFile(filename: "dwarf-riscv-relocs.c", directory: ".", checksumkind: CSK_MD5, checksum: "05ab89f5481bc9f2d037e7886641e919", source: "int main()\0A{\0A return 0;\0A}\0A")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 5}
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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"}
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!7 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 1, type: !8, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !DILocation(line: 3, column: 5, scope: !7)
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