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* gprof.c (long_options): Add "--function-ordering" and

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"--file-ordering" options.
	(usage): Add new options to usage message.
	(main): Handle new options.
	* gprof.h (STYLE_FUNCTION_ORDER): Define.
	(STYLE_FILE_ORDER): Define.
	(function_mapping_file): Declare.
	* cg_arcs.c (arcs, numarcs): New globals.
	(arc_add): Put new arcs into the arc array so the function/file
	ordering code can examine them.
	* cg_arcs.h (struct arc): New field "has_been_placed".
	(arcs, numarcs): Declare new globals.
	* core.c (symbol_map, symbol_map_count): New globals.
	(read_function_mappings): New function to read in a function
	to object map file.
	(core_init): Call read_function_mappings if a function mapping
	file exists.
	(core_create_function_syms): Handle function to object file
	mappings.
	* symtab.h (struct sym): New fields "mapped", "has_been_placed",
	"nuses", "prev".
	* cg_print.c (cmp_arc_count): New function for sorting arcs.
	(cmp_fun_nuses): Likewise for functions.
	(cg_print_function_ordering): New function to print a suggested
	function ordering.
	(cg_print_file_ordering): Likewise for ordering .o files.
	(order_and_dump_functions_by_arcs): Helper function for function
	and object file ordering code.
Gprof changes for mentor vm work.
This commit is contained in:
Jeff Law
1995-12-31 06:36:30 +00:00
parent 71128bd7a9
commit 64c50fc5db
9 changed files with 908 additions and 5 deletions
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7
gprof/symtab.h
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@@ -36,9 +36,14 @@ typedef struct sym
int line_num; /* source line number */
unsigned int is_func:1, /* is this a function entry point? */
is_static:1, /* is this a local (static) symbol? */
is_bb_head:1; /* is this the head of a basic-blk? */
is_bb_head:1, /* is this the head of a basic-blk? */
mapped:1, /* this symbol was mapped to another name */
has_been_placed:1; /* have we placed this symbol? */
int ncalls; /* how many times executed */
int nuses; /* how many times this symbol appears in
a particular context */
struct sym *next; /* for building chains of syms */
struct sym *prev; /* for building chains of syms */
/* profile-specific information: */