/* * jitdump.h: jitted code info encapsulation file format * * Adapted from OProfile GPLv2 support jidump.h: * Copyright 2007 OProfile authors * Jens Wilke * Daniel Hansel * Copyright IBM Corporation 2007 */ #ifndef JITDUMP_H #define JITDUMP_H #include #include #include /* JiTD */ #define JITHEADER_MAGIC 0x4A695444 #define JITHEADER_MAGIC_SW 0x4454694A #define PADDING_8ALIGNED(x) ((((x) + 7) & 7) ^ 7) #define ALIGN_8(x) (((x) + 7) & (~7)) #define JITHEADER_VERSION 1 enum jitdump_flags_bits { JITDUMP_FLAGS_ARCH_TIMESTAMP_BIT, JITDUMP_FLAGS_MAX_BIT, }; #define JITDUMP_FLAGS_ARCH_TIMESTAMP (1ULL << JITDUMP_FLAGS_ARCH_TIMESTAMP_BIT) #define JITDUMP_FLAGS_RESERVED (JITDUMP_FLAGS_MAX_BIT < 64 ? \ (~((1ULL << JITDUMP_FLAGS_MAX_BIT) - 1)) : 0) struct jitheader { uint32_t magic; /* characters "jItD" */ uint32_t version; /* header version */ uint32_t total_size; /* total size of header */ uint32_t elf_mach; /* elf mach target */ uint32_t pad1; /* reserved */ uint32_t pid; /* JIT process id */ uint64_t timestamp; /* timestamp */ uint64_t flags; /* flags */ }; enum jit_record_type { JIT_CODE_LOAD = 0, JIT_CODE_MOVE = 1, JIT_CODE_DEBUG_INFO = 2, JIT_CODE_CLOSE = 3, JIT_CODE_UNWINDING_INFO = 4, JIT_CODE_MAX, }; /* record prefix (mandatory in each record) */ struct jr_prefix { uint32_t id; uint32_t total_size; uint64_t timestamp; }; struct jr_code_load { struct jr_prefix p; uint32_t pid; uint32_t tid; uint64_t vma; uint64_t code_addr; uint64_t code_size; uint64_t code_index; }; struct jr_code_close { struct jr_prefix p; }; struct jr_code_move { struct jr_prefix p; uint32_t pid; uint32_t tid; uint64_t vma; uint64_t old_code_addr; uint64_t new_code_addr; uint64_t code_size; uint64_t code_index; }; struct debug_entry { uint64_t addr; int lineno; /* source line number starting at 1 */ int discrim; /* column discriminator, 0 is default */ const char name[0]; /* null terminated filename, \xff\0 if same as previous entry */ }; struct jr_code_debug_info { struct jr_prefix p; uint64_t code_addr; uint64_t nr_entry; struct debug_entry entries[0]; }; struct jr_code_unwinding_info { struct jr_prefix p; uint64_t unwinding_size; uint64_t eh_frame_hdr_size; uint64_t mapped_size; const char unwinding_data[0]; }; union jr_entry { struct jr_code_debug_info info; struct jr_code_close close; struct jr_code_load load; struct jr_code_move move; struct jr_prefix prefix; struct jr_code_unwinding_info unwinding; }; static inline struct debug_entry * debug_entry_next(struct debug_entry *ent) { void *a = ent + 1; size_t l = strlen(ent->name) + 1; return a + l; } static inline char * debug_entry_file(struct debug_entry *ent) { void *a = ent + 1; return a; } #endif /* !JITDUMP_H */ f676b00c516a1'>ipv4/ip_output.c

git/log/tools/perf/util/drv_configs.c?id=9dd7f8907c3705dc7a7a375d1c6e30b06e6daffc&showmsg=1'>Expand)

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