autofdo::autofdo_source_profile Class Reference

Public Member Functions
	~autofdo_source_profile ()
function_instance *	get_function_instance_by_decl (tree decl) const
bool	get_count_info (gimple *stmt, count_info *info) const
gcov_type	get_callsite_total_count (struct cgraph_edge *edge) const
bool	update_inlined_ind_target (gcall *stmt, count_info *info)
void	mark_annotated (location_t loc)

Static Public Member Functions
static autofdo_source_profile *	create ()

Private Types
typedef std::map< unsigned, function_instance * >	name_function_instance_map

Private Member Functions
	autofdo_source_profile ()
bool	read ()
function_instance *	get_function_instance_by_inline_stack (const inline_stack &stack) const

Private Attributes
name_function_instance_map	map_

Detailed Description

Profile for all functions.   

Member Typedef Documentation

name_function_instance_map

typedef std::map<unsigned, function_instance *> autofdo::autofdo_source_profile::name_function_instance_map

private

Constructor & Destructor Documentation

~autofdo_source_profile()

autofdo::autofdo_source_profile::~autofdo_source_profile

(

)

Member functions for autofdo_source_profile.   

References map_.

autofdo_source_profile()

autofdo::autofdo_source_profile::autofdo_source_profile ( )

inlineprivate

Referenced by create().

Member Function Documentation

create()

static autofdo_source_profile * autofdo::autofdo_source_profile::create ( )

inlinestatic

References autofdo_source_profile(), map, and NULL.

Referenced by autofdo::read_profile().

get_callsite_total_count()

gcov_type autofdo::autofdo_source_profile::get_callsite_total_count

(

struct cgraph_edge *

edge

)

const

Find total count of the callee of EDGE.   

References autofdo::afdo_string_table, DECL_ASSEMBLER_NAME, get_function_instance_by_inline_stack(), autofdo::string_table::get_index(), autofdo::get_inline_stack(), gimple_location(), IDENTIFIER_POINTER, autofdo::function_instance::name(), NULL, and autofdo::function_instance::total_count().

Referenced by afdo_callsite_hot_enough_for_early_inline().

get_count_info()

bool autofdo::autofdo_source_profile::get_count_info	(	gimple *	stmt,
		count_info *	info ) const

Find count_info for a given gimple STMT. If found, store the count_info
in INFO and return true; otherwise return false.   

References cfun, autofdo::function_instance::get_count_info(), get_function_instance_by_inline_stack(), autofdo::get_inline_stack(), gimple_location(), LOCATION_LOCUS, and NULL.

Referenced by autofdo::afdo_set_bb_count(), autofdo::afdo_vpt_for_early_inline(), and update_inlined_ind_target().

get_function_instance_by_decl()

function_instance * autofdo::autofdo_source_profile::get_function_instance_by_decl

(

tree

decl

)

const

For a given DECL, returns the top-level function_instance.   

References autofdo::afdo_string_table, autofdo::string_table::get_index_by_decl(), ggc_alloc(), map_, and NULL.

Referenced by autofdo::afdo_annotate_cfg(), and autofdo::afdo_vpt_for_early_inline().

get_function_instance_by_inline_stack()

function_instance * autofdo::autofdo_source_profile::get_function_instance_by_inline_stack ( const inline_stack & stack ) const

private

Return the function_instance in the profile that correspond to the
inline STACK.   

References autofdo::afdo_string_table, autofdo::function_instance::get_function_instance_by_decl(), autofdo::string_table::get_index_by_decl(), i, map_, and NULL.

Referenced by get_callsite_total_count(), get_count_info(), mark_annotated(), and update_inlined_ind_target().

mark_annotated()

void autofdo::autofdo_source_profile::mark_annotated

(

location_t

loc

)

Mark LOC as annotated.   

References get_function_instance_by_inline_stack(), autofdo::get_inline_stack(), autofdo::function_instance::mark_annotated(), and NULL.

Referenced by autofdo::afdo_annotate_cfg(), and autofdo::afdo_set_bb_count().

read()

bool autofdo::autofdo_source_profile::read ( )

private

Read AutoFDO profile and returns TRUE on success.   

source profile format:

GCOV_TAG_AFDO_FUNCTION: 4 bytes
LENGTH: 4 bytes
NUM_FUNCTIONS: 4 bytes
FUNCTION_INSTANCE_1
FUNCTION_INSTANCE_2
...
FUNCTION_INSTANCE_N.   

References gcov_read_counter(), gcov_read_unsigned(), GCOV_TAG_AFDO_FUNCTION, ggc_alloc(), i, inform(), map_, autofdo::function_instance::name(), autofdo::function_instance::read_function_instance(), and UNKNOWN_LOCATION.

update_inlined_ind_target()

bool autofdo::autofdo_source_profile::update_inlined_ind_target	(	gcall *	stmt,
		count_info *	info )

Update value profile INFO for STMT from the inlined indirect callsite.
Return true if INFO is updated.   

References cfun, autofdo::count_info::count, dump_file, autofdo::function_instance::find_icall_target_map(), get_count_info(), get_function_instance_by_inline_stack(), autofdo::get_inline_stack(), ggc_alloc(), gimple_location(), LOCATION_LOCUS, map, NULL, print_gimple_stmt(), autofdo::count_info::targets, and TDF_SLIM.

Referenced by autofdo::afdo_vpt_for_early_inline().

Field Documentation

map_

name_function_instance_map autofdo::autofdo_source_profile::map_

private

Referenced by get_function_instance_by_decl(), get_function_instance_by_inline_stack(), read(), and ~autofdo_source_profile().

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The documentation for this class was generated from the following file:

• auto-profile.cc