diff options
Diffstat (limited to 'tools/perf/util/dwarf-aux.h')
| -rw-r--r-- | tools/perf/util/dwarf-aux.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/perf/util/dwarf-aux.h b/tools/perf/util/dwarf-aux.h index 4e64caac6d..efafd3a1f5 100644 --- a/tools/perf/util/dwarf-aux.h +++ b/tools/perf/util/dwarf-aux.h @@ -135,6 +135,15 @@ void die_skip_prologue(Dwarf_Die *sp_die, Dwarf_Die *cu_die, /* Get the list of including scopes */ int die_get_scopes(Dwarf_Die *cu_die, Dwarf_Addr pc, Dwarf_Die **scopes); +/* Variable type information */ +struct die_var_type { + struct die_var_type *next; + u64 die_off; + u64 addr; + int reg; + int offset; +}; + #ifdef HAVE_DWARF_GETLOCATIONS_SUPPORT /* Get byte offset range of given variable DIE */ @@ -142,6 +151,7 @@ int die_get_var_range(Dwarf_Die *sp_die, Dwarf_Die *vr_die, struct strbuf *buf); /* Find a variable saved in the 'reg' at given address */ Dwarf_Die *die_find_variable_by_reg(Dwarf_Die *sc_die, Dwarf_Addr pc, int reg, + int *poffset, bool is_fbreg, Dwarf_Die *die_mem); /* Find a (global) variable located in the 'addr' */ @@ -149,6 +159,9 @@ Dwarf_Die *die_find_variable_by_addr(Dwarf_Die *sc_die, Dwarf_Addr pc, Dwarf_Addr addr, Dwarf_Die *die_mem, int *offset); +/* Save all variables and parameters in this scope */ +void die_collect_vars(Dwarf_Die *sc_die, struct die_var_type **var_types); + #else /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ static inline int die_get_var_range(Dwarf_Die *sp_die __maybe_unused, @@ -161,6 +174,8 @@ static inline int die_get_var_range(Dwarf_Die *sp_die __maybe_unused, static inline Dwarf_Die *die_find_variable_by_reg(Dwarf_Die *sc_die __maybe_unused, Dwarf_Addr pc __maybe_unused, int reg __maybe_unused, + int *poffset __maybe_unused, + bool is_fbreg __maybe_unused, Dwarf_Die *die_mem __maybe_unused) { return NULL; @@ -175,6 +190,26 @@ static inline Dwarf_Die *die_find_variable_by_addr(Dwarf_Die *sc_die __maybe_unu return NULL; } +static inline void die_collect_vars(Dwarf_Die *sc_die __maybe_unused, + struct die_var_type **var_types __maybe_unused) +{ +} + #endif /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ +#ifdef HAVE_DWARF_CFI_SUPPORT + +/* Get the frame base information from CFA */ +int die_get_cfa(Dwarf *dwarf, u64 pc, int *preg, int *poffset); + +#else /* HAVE_DWARF_CFI_SUPPORT */ + +static inline int die_get_cfa(Dwarf *dwarf __maybe_unused, u64 pc __maybe_unused, + int *preg __maybe_unused, int *poffset __maybe_unused) +{ + return -1; +} + +#endif /* HAVE_DWARF_CFI_SUPPORT */ + #endif /* _DWARF_AUX_H */ |