# Custom data sources that are generally useful, so we ship them # with Bloaty. ## # class_or_namespace: grabs everything up until the last "::". # # This is especially useful when paired with shortsymbols, eg. # # VM SIZE FILE SIZE # -------------- -------------- # 37.6% 4.18Mi [None] 4.17Mi 37.6% # 30.9% 3.44Mi [Other] 3.44Mi 30.9% # 5.7% 648Ki insns 648Ki 5.7% # 2.9% 330Ki printAliasInstr 330Ki 2.9% # 2.9% 326Ki __cxxabiv1::(anonymous namespace) 326Ki 2.9% # 23.6% 77.1Ki [Other] 77.1Ki 23.6% # 12.7% 41.5Ki __cxxabiv1::(anonymous namespace)::parse_type<>() 41.5Ki 12.7% # 10.1% 32.9Ki __cxxabiv1::(anonymous namespace)::parse_expression<>() 32.9Ki 10.1% # <...> # 2.7% 306Ki std::__1::__tree<> 306Ki 2.7% # 27.2% 83.3Ki std::__1::__tree<>::__find_equal<>() 83.3Ki 27.2% # 20.9% 64.0Ki std::__1::__tree<>::__construct_node() 64.0Ki 20.9% # 12.6% 38.8Ki std::__1::__tree<>::find<>() 38.8Ki 12.6% # <...> # 2.2% 247Ki std::__1::__hash_table<> 247Ki 2.2% # 23.6% 58.5Ki std::__1::__hash_table<>::__rehash() 58.5Ki 23.6% # 20.3% 50.2Ki std::__1::__hash_table<>::__construct_node_hash() 50.2Ki 20.3% # 15.4% 38.2Ki std::__1::__hash_table<>::find<>() 38.2Ki 15.4% # <...> # 1.8% 208Ki google::protobuf 207Ki 1.8% # 35.2% 73.2Ki google::protobuf::InsertIfNotPresent<>() 73.2Ki 35.2% # 25.8% 53.7Ki [Other] 53.4Ki 25.7% # 6.1% 12.7Ki google::protobuf::StrCat() 12.7Ki 6.1% # <...> # # etc. custom_data_source: { name: "class_or_namespace" base_data_source: "shortsymbols" rewrite: { pattern: "^(.*)::[^:]+$" replacement: "\\1" } } ## # stripped_sections: the base section name # # This is useful when you are profiling object files that you have compiled # with -ffunction-sections/-fdata-sections. Normally this makes "-d sections" # very noisy, because every function has a distinct section name. This # removes the noise and gives you a base section name. custom_data_source: { name: "stripped_sections" base_data_source: "sections" rewrite: { pattern: "^\\.text" replacement: ".text" } rewrite: { pattern: "^\\.data.rel.ro" replacement: ".data.rel.ro" } rewrite: { pattern: "^\\.data" replacement: ".data" } rewrite: { pattern: "^\\.rela\\.text" replacement: ".rela.text" } rewrite: { pattern: "^.rela.data.rel.ro" replacement: ".rela.data.rel.ro" } rewrite: { pattern: "^.rela.rodata" replacement: ".rela.rodata" } rewrite: { pattern: "^.rela.data" replacement: ".rela.data" } rewrite: { pattern: "^.tdata" replacement: ".tdata" } rewrite: { pattern: "^.rodata" replacement: ".rodata" } rewrite: { pattern: "^.bss" replacement: ".bss" } rewrite: { pattern: "^.tbss" replacement: ".tbss" } } custom_data_source: { name: "section_prefix" base_data_source: "sections" rewrite: { pattern: "^(\\.[^.]+)" replacement: "\\1" } }