## Check that llvm-dwarfdump works when dumping .o files with .dwo files. # RUN: yaml2obj %p/Inputs/dump_dwo.o.yaml -o %T/dump_dwo.o # RUN: yaml2obj %p/Inputs/dump_dwo.dwo.yaml -o %T/dump_dwo.dwo ## We need to be in the same directory so we can find .dwo file # RUN: cd %T # RUN: llvm-dwarfdump --dwo dump_dwo.o | FileCheck %s # RUN: llvm-dwarfdump --dwo --name int --name char dump_dwo.o | FileCheck %s --check-prefix=NAMES # RUN: llvm-dwarfdump --name int --name char dump_dwo.o | FileCheck %s --check-prefix=NAMES_NO_DWO # RUN: llvm-dwarfdump --dwo --lookup 0x10 dump_dwo.o | FileCheck %s --check-prefix=LOOKUP # RUN: llvm-dwarfdump --lookup 0x10 dump_dwo.o | FileCheck %s --check-prefix=LOOKUP_NO_DWO ## Make sure if we dump dump_dwo.o with the --dwo option that we see the ## contents of the dump_dwo.o _and_ the dump_dwo.dwo file. # CHECK: .debug_info contents: # CHECK: 0x00000000: Compile Unit: length = 0x00000024, format = DWARF32, version = 0x0005, unit_type = DW_UT_skeleton, abbr_offset = 0x0000, addr_size = 0x08, DWO_id = 0x376dd35da7c3c136 (next unit at 0x00000028) # CHECK: 0x00000014: DW_TAG_skeleton_unit # CHECK: DW_AT_stmt_list (0x00000000) # CHECK: DW_AT_str_offsets_base (0x00000008) # CHECK: DW_AT_comp_dir ("./") # CHECK: DW_AT_GNU_pubnames (true) # CHECK: DW_AT_dwo_name ("./dump_dwo.dwo") # CHECK: DW_AT_low_pc (0x0000000000000000) # CHECK: DW_AT_high_pc (0x0000000000000033) # CHECK: DW_AT_addr_base (0x00000008) # CHECK: 0x00000014: DW_TAG_compile_unit # CHECK: DW_AT_producer ("Apple clang version 15.0.0 (clang-1500.1.0.2.5)") # CHECK: DW_AT_language (DW_LANG_C_plus_plus) # CHECK: DW_AT_name ("dump_dwo.cpp") # CHECK: DW_AT_dwo_name ("./dump_dwo.dwo") # CHECK: 0x0000001a: DW_TAG_subprogram # CHECK: DW_AT_low_pc (0x0000000000000000) # CHECK: DW_AT_high_pc (0x0000000000000008) # CHECK: DW_AT_frame_base (DW_OP_reg6 # CHECK: DW_AT_linkage_name ("_Z3foov") # CHECK: DW_AT_name ("foo") # CHECK: DW_AT_decl_file (0x00) # CHECK: DW_AT_decl_line (2) # CHECK: DW_AT_type (0x00000050 "int") # CHECK: DW_AT_external (true) # CHECK: 0x0000002a: DW_TAG_subprogram # CHECK: DW_AT_low_pc (0x0000000000000010) # CHECK: DW_AT_high_pc (0x0000000000000033) # CHECK: DW_AT_frame_base (DW_OP_reg6 # CHECK: DW_AT_name ("main") # CHECK: DW_AT_decl_file (0x00) # CHECK: DW_AT_decl_line (6) # CHECK: DW_AT_type (0x00000050 "int") # CHECK: DW_AT_external (true) # CHECK: 0x00000039: DW_TAG_formal_parameter # CHECK: DW_AT_location (DW_OP_fbreg -8) # CHECK: DW_AT_name ("argc") # CHECK: DW_AT_decl_file (0x00) # CHECK: DW_AT_decl_line (6) # CHECK: DW_AT_type (0x00000050 "int") # CHECK: 0x00000044: DW_TAG_formal_parameter # CHECK: DW_AT_location (DW_OP_fbreg -16) # CHECK: DW_AT_name ("argv") # CHECK: DW_AT_decl_file (0x00) # CHECK: DW_AT_decl_line (6) # CHECK: DW_AT_type (0x00000054 "const char **") # CHECK: 0x0000004f: NULL # CHECK: 0x00000050: DW_TAG_base_type # CHECK: DW_AT_name ("int") # CHECK: DW_AT_encoding (DW_ATE_signed) # CHECK: DW_AT_byte_size (0x04) # CHECK: 0x00000054: DW_TAG_pointer_type # CHECK: DW_AT_type (0x00000059 "const char *") # CHECK: 0x00000059: DW_TAG_pointer_type # CHECK: DW_AT_type (0x0000005e "const char") # CHECK: 0x0000005e: DW_TAG_const_type # CHECK: DW_AT_type (0x00000063 "char") # CHECK: 0x00000063: DW_TAG_base_type # CHECK: DW_AT_name ("char") # CHECK: DW_AT_encoding (DW_ATE_signed_char) # CHECK: DW_AT_byte_size (0x01) # CHECK: 0x00000067: NULL ## Make sure that if we do specify the --dwo when using --name that we get ## the expected results form the .dwo file # NAMES: 0x00000050: DW_TAG_base_type # NAMES: DW_AT_name ("int") # NAMES: DW_AT_encoding (DW_ATE_signed) # NAMES: DW_AT_byte_size (0x04) # NAMES: 0x00000063: DW_TAG_base_type # NAMES: DW_AT_name ("char") # NAMES: DW_AT_encoding (DW_ATE_signed_char) # NAMES: DW_AT_byte_size (0x01) ## Make sure that if we don't specify the --dwo when using --name that we get ## no results # NAMES_NO_DWO-NOT: 0x00000050: DW_TAG_base_type # NAMES_NO_DWO-NOT: 0x00000063: DW_TAG_base_type ## Make sure address lookups succeed when using the --dwo option and the ## --lookup option. Verify that we see the information from the .dwo file which ## means "unit_type = DW_UT_split_compile" and that we see a DW_TAG_compile_unit # LOOKUP: 0x00000000: Compile Unit: length = 0x00000064, format = DWARF32, version = 0x0005, unit_type = DW_UT_split_compile, abbr_offset = 0x0000, addr_size = 0x08, DWO_id = 0x376dd35da7c3c136 (next unit at 0x00000068) # LOOKUP: 0x00000014: DW_TAG_compile_unit # LOOKUP: DW_AT_producer ("Apple clang version 15.0.0 (clang-1500.1.0.2.5)") # LOOKUP: DW_AT_language (DW_LANG_C_plus_plus) # LOOKUP: DW_AT_name ("dump_dwo.cpp") # LOOKUP: DW_AT_dwo_name ("./dump_dwo.dwo") # LOOKUP: 0x0000002a: DW_TAG_subprogram # LOOKUP: DW_AT_low_pc (0x0000000000000010) # LOOKUP: DW_AT_high_pc (0x0000000000000033) # LOOKUP: DW_AT_frame_base (DW_OP_reg6 # LOOKUP: DW_AT_name ("main") # LOOKUP: DW_AT_decl_file (0x00) # LOOKUP: DW_AT_decl_line (6) # LOOKUP: DW_AT_type (0x00000050 "int") # LOOKUP: DW_AT_external (true) ## Make sure address lookups succeed when not using the --dwo option and the ## --lookup option. Verify that we see the information from the .o file which ## Means "unit_type = DW_UT_skeleton" and that we see a DW_TAG_skeleton_unit # LOOKUP_NO_DWO: 0x00000000: Compile Unit: length = 0x00000024, format = DWARF32, version = 0x0005, unit_type = DW_UT_skeleton, abbr_offset = 0x0000, addr_size = 0x08, DWO_id = 0x376dd35da7c3c136 (next unit at 0x00000028) # LOOKUP_NO_DWO: 0x00000014: DW_TAG_skeleton_unit # LOOKUP_NO_DWO: DW_AT_stmt_list (0x00000000) # LOOKUP_NO_DWO: DW_AT_str_offsets_base (0x00000008) # LOOKUP_NO_DWO: DW_AT_comp_dir ("./") # LOOKUP_NO_DWO: DW_AT_GNU_pubnames (true) # LOOKUP_NO_DWO: DW_AT_dwo_name ("./dump_dwo.dwo") # LOOKUP_NO_DWO: DW_AT_low_pc (0x0000000000000000) # LOOKUP_NO_DWO: DW_AT_high_pc (0x0000000000000033) # LOOKUP_NO_DWO: DW_AT_addr_base (0x00000008)