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960 lines
18 KiB
960 lines
18 KiB
%define api.pure full |
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%parse-param {void *_parse_state} |
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%parse-param {void *scanner} |
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%lex-param {void* scanner} |
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%locations |
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%{ |
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#define YYDEBUG 1 |
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#include <fnmatch.h> |
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#include <stdio.h> |
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#include <linux/compiler.h> |
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#include <linux/types.h> |
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#include <linux/zalloc.h> |
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#include "pmu.h" |
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#include "evsel.h" |
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#include "parse-events.h" |
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#include "parse-events-bison.h" |
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void parse_events_error(YYLTYPE *loc, void *parse_state, void *scanner, char const *msg); |
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#define ABORT_ON(val) \ |
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do { \ |
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if (val) \ |
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YYABORT; \ |
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} while (0) |
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static struct list_head* alloc_list(void) |
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{ |
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struct list_head *list; |
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list = malloc(sizeof(*list)); |
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if (!list) |
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return NULL; |
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INIT_LIST_HEAD(list); |
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return list; |
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} |
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static void free_list_evsel(struct list_head* list_evsel) |
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{ |
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struct evsel *evsel, *tmp; |
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list_for_each_entry_safe(evsel, tmp, list_evsel, core.node) { |
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list_del_init(&evsel->core.node); |
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evsel__delete(evsel); |
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} |
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free(list_evsel); |
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} |
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static void inc_group_count(struct list_head *list, |
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struct parse_events_state *parse_state) |
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{ |
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/* Count groups only have more than 1 members */ |
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if (!list_is_last(list->next, list)) |
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parse_state->nr_groups++; |
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} |
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%} |
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%token PE_START_EVENTS PE_START_TERMS |
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%token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM |
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%token PE_VALUE_SYM_TOOL |
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%token PE_EVENT_NAME |
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%token PE_NAME |
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%token PE_BPF_OBJECT PE_BPF_SOURCE |
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%token PE_MODIFIER_EVENT PE_MODIFIER_BP |
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%token PE_NAME_CACHE_TYPE PE_NAME_CACHE_OP_RESULT |
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%token PE_PREFIX_MEM PE_PREFIX_RAW PE_PREFIX_GROUP |
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%token PE_ERROR |
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%token PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT PE_PMU_EVENT_FAKE |
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%token PE_ARRAY_ALL PE_ARRAY_RANGE |
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%token PE_DRV_CFG_TERM |
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%type <num> PE_VALUE |
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%type <num> PE_VALUE_SYM_HW |
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%type <num> PE_VALUE_SYM_SW |
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%type <num> PE_VALUE_SYM_TOOL |
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%type <num> PE_RAW |
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%type <num> PE_TERM |
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%type <num> value_sym |
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%type <str> PE_NAME |
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%type <str> PE_BPF_OBJECT |
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%type <str> PE_BPF_SOURCE |
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%type <str> PE_NAME_CACHE_TYPE |
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%type <str> PE_NAME_CACHE_OP_RESULT |
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%type <str> PE_MODIFIER_EVENT |
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%type <str> PE_MODIFIER_BP |
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%type <str> PE_EVENT_NAME |
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%type <str> PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT PE_PMU_EVENT_FAKE |
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%type <str> PE_DRV_CFG_TERM |
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%type <str> event_pmu_name |
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%destructor { free ($$); } <str> |
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%type <term> event_term |
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%destructor { parse_events_term__delete ($$); } <term> |
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%type <list_terms> event_config |
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%type <list_terms> opt_event_config |
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%type <list_terms> opt_pmu_config |
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%destructor { parse_events_terms__delete ($$); } <list_terms> |
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%type <list_evsel> event_pmu |
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%type <list_evsel> event_legacy_symbol |
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%type <list_evsel> event_legacy_cache |
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%type <list_evsel> event_legacy_mem |
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%type <list_evsel> event_legacy_tracepoint |
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%type <list_evsel> event_legacy_numeric |
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%type <list_evsel> event_legacy_raw |
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%type <list_evsel> event_bpf_file |
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%type <list_evsel> event_def |
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%type <list_evsel> event_mod |
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%type <list_evsel> event_name |
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%type <list_evsel> event |
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%type <list_evsel> events |
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%type <list_evsel> group_def |
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%type <list_evsel> group |
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%type <list_evsel> groups |
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%destructor { free_list_evsel ($$); } <list_evsel> |
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%type <tracepoint_name> tracepoint_name |
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%destructor { free ($$.sys); free ($$.event); } <tracepoint_name> |
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%type <array> array |
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%type <array> array_term |
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%type <array> array_terms |
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%destructor { free ($$.ranges); } <array> |
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%union |
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{ |
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char *str; |
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u64 num; |
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struct list_head *list_evsel; |
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struct list_head *list_terms; |
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struct parse_events_term *term; |
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struct tracepoint_name { |
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char *sys; |
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char *event; |
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} tracepoint_name; |
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struct parse_events_array array; |
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} |
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%% |
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start: |
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PE_START_EVENTS start_events |
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PE_START_TERMS start_terms |
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start_events: groups |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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/* frees $1 */ |
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parse_events_update_lists($1, &parse_state->list); |
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} |
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groups: |
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groups ',' group |
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{ |
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struct list_head *list = $1; |
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struct list_head *group = $3; |
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/* frees $3 */ |
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parse_events_update_lists(group, list); |
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$$ = list; |
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} |
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groups ',' event |
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{ |
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struct list_head *list = $1; |
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struct list_head *event = $3; |
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/* frees $3 */ |
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parse_events_update_lists(event, list); |
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$$ = list; |
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} |
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group |
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event |
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group: |
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group_def ':' PE_MODIFIER_EVENT |
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{ |
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struct list_head *list = $1; |
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int err; |
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err = parse_events__modifier_group(list, $3); |
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free($3); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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group_def |
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group_def: |
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PE_NAME '{' events '}' |
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{ |
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struct list_head *list = $3; |
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inc_group_count(list, _parse_state); |
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parse_events__set_leader($1, list, _parse_state); |
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free($1); |
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$$ = list; |
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} |
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'{' events '}' |
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{ |
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struct list_head *list = $2; |
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inc_group_count(list, _parse_state); |
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parse_events__set_leader(NULL, list, _parse_state); |
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$$ = list; |
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} |
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events: |
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events ',' event |
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{ |
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struct list_head *event = $3; |
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struct list_head *list = $1; |
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/* frees $3 */ |
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parse_events_update_lists(event, list); |
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$$ = list; |
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} |
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event |
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event: event_mod |
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event_mod: |
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event_name PE_MODIFIER_EVENT |
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{ |
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struct list_head *list = $1; |
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int err; |
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/* |
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* Apply modifier on all events added by single event definition |
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* (there could be more events added for multiple tracepoint |
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* definitions via '*?'. |
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*/ |
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err = parse_events__modifier_event(list, $2, false); |
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free($2); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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event_name |
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event_name: |
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PE_EVENT_NAME event_def |
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{ |
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int err; |
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err = parse_events_name($2, $1); |
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free($1); |
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if (err) { |
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free_list_evsel($2); |
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YYABORT; |
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} |
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$$ = $2; |
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} |
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event_def |
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event_def: event_pmu | |
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event_legacy_symbol | |
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event_legacy_cache sep_dc | |
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event_legacy_mem | |
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event_legacy_tracepoint sep_dc | |
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event_legacy_numeric sep_dc | |
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event_legacy_raw sep_dc | |
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event_bpf_file |
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event_pmu_name: |
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PE_NAME | PE_PMU_EVENT_PRE |
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event_pmu: |
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event_pmu_name opt_pmu_config |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct parse_events_error *error = parse_state->error; |
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struct list_head *list = NULL, *orig_terms = NULL, *terms= NULL; |
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char *pattern = NULL; |
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#define CLEANUP_YYABORT \ |
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do { \ |
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parse_events_terms__delete($2); \ |
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parse_events_terms__delete(orig_terms); \ |
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free(list); \ |
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free($1); \ |
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free(pattern); \ |
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YYABORT; \ |
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} while(0) |
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if (parse_events_copy_term_list($2, &orig_terms)) |
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CLEANUP_YYABORT; |
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if (error) |
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error->idx = @1.first_column; |
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list = alloc_list(); |
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if (!list) |
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CLEANUP_YYABORT; |
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if (parse_events_add_pmu(_parse_state, list, $1, $2, false, false)) { |
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struct perf_pmu *pmu = NULL; |
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int ok = 0; |
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if (asprintf(&pattern, "%s*", $1) < 0) |
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CLEANUP_YYABORT; |
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while ((pmu = perf_pmu__scan(pmu)) != NULL) { |
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char *name = pmu->name; |
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if (!strncmp(name, "uncore_", 7) && |
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strncmp($1, "uncore_", 7)) |
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name += 7; |
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if (!perf_pmu__match(pattern, name, $1) || |
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!perf_pmu__match(pattern, pmu->alias_name, $1)) { |
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if (parse_events_copy_term_list(orig_terms, &terms)) |
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CLEANUP_YYABORT; |
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if (!parse_events_add_pmu(_parse_state, list, pmu->name, terms, true, false)) |
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ok++; |
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parse_events_terms__delete(terms); |
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} |
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} |
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if (!ok) |
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CLEANUP_YYABORT; |
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} |
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parse_events_terms__delete($2); |
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parse_events_terms__delete(orig_terms); |
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free(pattern); |
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free($1); |
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$$ = list; |
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#undef CLEANUP_YYABORT |
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} |
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PE_KERNEL_PMU_EVENT sep_dc |
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{ |
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struct list_head *list; |
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int err; |
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err = parse_events_multi_pmu_add(_parse_state, $1, &list); |
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free($1); |
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if (err < 0) |
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YYABORT; |
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$$ = list; |
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} |
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PE_PMU_EVENT_PRE '-' PE_PMU_EVENT_SUF sep_dc |
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{ |
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struct list_head *list; |
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char pmu_name[128]; |
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snprintf(pmu_name, sizeof(pmu_name), "%s-%s", $1, $3); |
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free($1); |
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free($3); |
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if (parse_events_multi_pmu_add(_parse_state, pmu_name, &list) < 0) |
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YYABORT; |
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$$ = list; |
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} |
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PE_PMU_EVENT_FAKE sep_dc |
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{ |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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if (!list) |
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YYABORT; |
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err = parse_events_add_pmu(_parse_state, list, $1, NULL, false, false); |
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free($1); |
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if (err < 0) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_PMU_EVENT_FAKE opt_pmu_config |
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{ |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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if (!list) |
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YYABORT; |
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err = parse_events_add_pmu(_parse_state, list, $1, $2, false, false); |
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free($1); |
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parse_events_terms__delete($2); |
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if (err < 0) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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value_sym: |
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PE_VALUE_SYM_HW |
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PE_VALUE_SYM_SW |
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event_legacy_symbol: |
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value_sym '/' event_config '/' |
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{ |
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struct list_head *list; |
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int type = $1 >> 16; |
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int config = $1 & 255; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_numeric(_parse_state, list, type, config, $3); |
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parse_events_terms__delete($3); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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value_sym sep_slash_slash_dc |
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{ |
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struct list_head *list; |
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int type = $1 >> 16; |
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int config = $1 & 255; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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ABORT_ON(parse_events_add_numeric(_parse_state, list, type, config, NULL)); |
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$$ = list; |
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} |
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PE_VALUE_SYM_TOOL sep_slash_slash_dc |
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{ |
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struct list_head *list; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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ABORT_ON(parse_events_add_tool(_parse_state, list, $1)); |
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$$ = list; |
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} |
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event_legacy_cache: |
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PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_event_config |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct parse_events_error *error = parse_state->error; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_cache(list, &parse_state->idx, $1, $3, $5, error, $6, |
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parse_state); |
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parse_events_terms__delete($6); |
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free($1); |
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free($3); |
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free($5); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT opt_event_config |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct parse_events_error *error = parse_state->error; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_cache(list, &parse_state->idx, $1, $3, NULL, error, $4, |
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parse_state); |
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parse_events_terms__delete($4); |
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free($1); |
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free($3); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_NAME_CACHE_TYPE opt_event_config |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct parse_events_error *error = parse_state->error; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_cache(list, &parse_state->idx, $1, NULL, NULL, error, $2, |
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parse_state); |
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parse_events_terms__delete($2); |
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free($1); |
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if (err) { |
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free_list_evsel(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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event_legacy_mem: |
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PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_breakpoint(list, &parse_state->idx, |
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$2, $6, $4); |
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free($6); |
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if (err) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct list_head *list; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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if (parse_events_add_breakpoint(list, &parse_state->idx, |
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$2, NULL, $4)) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_breakpoint(list, &parse_state->idx, |
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$2, $4, 0); |
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free($4); |
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if (err) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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PE_PREFIX_MEM PE_VALUE sep_dc |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct list_head *list; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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if (parse_events_add_breakpoint(list, &parse_state->idx, |
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$2, NULL, 0)) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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event_legacy_tracepoint: |
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tracepoint_name opt_event_config |
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{ |
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struct parse_events_state *parse_state = _parse_state; |
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struct parse_events_error *error = parse_state->error; |
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struct list_head *list; |
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int err; |
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list = alloc_list(); |
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ABORT_ON(!list); |
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if (error) |
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error->idx = @1.first_column; |
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err = parse_events_add_tracepoint(list, &parse_state->idx, $1.sys, $1.event, |
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error, $2); |
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parse_events_terms__delete($2); |
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free($1.sys); |
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free($1.event); |
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if (err) { |
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free(list); |
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YYABORT; |
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} |
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$$ = list; |
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} |
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tracepoint_name: |
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PE_NAME '-' PE_NAME ':' PE_NAME |
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{ |
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struct tracepoint_name tracepoint; |
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ABORT_ON(asprintf(&tracepoint.sys, "%s-%s", $1, $3) < 0); |
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tracepoint.event = $5; |
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free($1); |
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free($3); |
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$$ = tracepoint; |
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} |
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PE_NAME ':' PE_NAME |
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{ |
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struct tracepoint_name tracepoint = {$1, $3}; |
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$$ = tracepoint; |
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} |
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event_legacy_numeric: |
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PE_VALUE ':' PE_VALUE opt_event_config |
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{ |
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struct list_head *list; |
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int err; |
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|
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list = alloc_list(); |
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ABORT_ON(!list); |
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err = parse_events_add_numeric(_parse_state, list, (u32)$1, $3, $4); |
|
parse_events_terms__delete($4); |
|
if (err) { |
|
free(list); |
|
YYABORT; |
|
} |
|
$$ = list; |
|
} |
|
|
|
event_legacy_raw: |
|
PE_RAW opt_event_config |
|
{ |
|
struct list_head *list; |
|
int err; |
|
|
|
list = alloc_list(); |
|
ABORT_ON(!list); |
|
err = parse_events_add_numeric(_parse_state, list, PERF_TYPE_RAW, $1, $2); |
|
parse_events_terms__delete($2); |
|
if (err) { |
|
free(list); |
|
YYABORT; |
|
} |
|
$$ = list; |
|
} |
|
|
|
event_bpf_file: |
|
PE_BPF_OBJECT opt_event_config |
|
{ |
|
struct parse_events_state *parse_state = _parse_state; |
|
struct list_head *list; |
|
int err; |
|
|
|
list = alloc_list(); |
|
ABORT_ON(!list); |
|
err = parse_events_load_bpf(parse_state, list, $1, false, $2); |
|
parse_events_terms__delete($2); |
|
free($1); |
|
if (err) { |
|
free(list); |
|
YYABORT; |
|
} |
|
$$ = list; |
|
} |
|
| |
|
PE_BPF_SOURCE opt_event_config |
|
{ |
|
struct list_head *list; |
|
int err; |
|
|
|
list = alloc_list(); |
|
ABORT_ON(!list); |
|
err = parse_events_load_bpf(_parse_state, list, $1, true, $2); |
|
parse_events_terms__delete($2); |
|
if (err) { |
|
free(list); |
|
YYABORT; |
|
} |
|
$$ = list; |
|
} |
|
|
|
opt_event_config: |
|
'/' event_config '/' |
|
{ |
|
$$ = $2; |
|
} |
|
| |
|
'/' '/' |
|
{ |
|
$$ = NULL; |
|
} |
|
| |
|
{ |
|
$$ = NULL; |
|
} |
|
|
|
opt_pmu_config: |
|
'/' event_config '/' |
|
{ |
|
$$ = $2; |
|
} |
|
| |
|
'/' '/' |
|
{ |
|
$$ = NULL; |
|
} |
|
|
|
start_terms: event_config |
|
{ |
|
struct parse_events_state *parse_state = _parse_state; |
|
if (parse_state->terms) { |
|
parse_events_terms__delete ($1); |
|
YYABORT; |
|
} |
|
parse_state->terms = $1; |
|
} |
|
|
|
event_config: |
|
event_config ',' event_term |
|
{ |
|
struct list_head *head = $1; |
|
struct parse_events_term *term = $3; |
|
|
|
if (!head) { |
|
parse_events_term__delete(term); |
|
YYABORT; |
|
} |
|
list_add_tail(&term->list, head); |
|
$$ = $1; |
|
} |
|
| |
|
event_term |
|
{ |
|
struct list_head *head = malloc(sizeof(*head)); |
|
struct parse_events_term *term = $1; |
|
|
|
ABORT_ON(!head); |
|
INIT_LIST_HEAD(head); |
|
list_add_tail(&term->list, head); |
|
$$ = head; |
|
} |
|
|
|
event_term: |
|
PE_RAW |
|
{ |
|
struct parse_events_term *term; |
|
|
|
ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_CONFIG, |
|
NULL, $1, false, &@1, NULL)); |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME '=' PE_NAME |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER, |
|
$1, $3, &@1, &@3)) { |
|
free($1); |
|
free($3); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME '=' PE_VALUE |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
|
$1, $3, false, &@1, &@3)) { |
|
free($1); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME '=' PE_VALUE_SYM_HW |
|
{ |
|
struct parse_events_term *term; |
|
int config = $3 & 255; |
|
|
|
if (parse_events_term__sym_hw(&term, $1, config)) { |
|
free($1); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
|
$1, 1, true, &@1, NULL)) { |
|
free($1); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
| |
|
PE_VALUE_SYM_HW |
|
{ |
|
struct parse_events_term *term; |
|
int config = $1 & 255; |
|
|
|
ABORT_ON(parse_events_term__sym_hw(&term, NULL, config)); |
|
$$ = term; |
|
} |
|
| |
|
PE_TERM '=' PE_NAME |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__str(&term, (int)$1, NULL, $3, &@1, &@3)) { |
|
free($3); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
| |
|
PE_TERM '=' PE_VALUE |
|
{ |
|
struct parse_events_term *term; |
|
|
|
ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, $3, false, &@1, &@3)); |
|
$$ = term; |
|
} |
|
| |
|
PE_TERM |
|
{ |
|
struct parse_events_term *term; |
|
|
|
ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, 1, true, &@1, NULL)); |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME array '=' PE_NAME |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER, |
|
$1, $4, &@1, &@4)) { |
|
free($1); |
|
free($4); |
|
free($2.ranges); |
|
YYABORT; |
|
} |
|
term->array = $2; |
|
$$ = term; |
|
} |
|
| |
|
PE_NAME array '=' PE_VALUE |
|
{ |
|
struct parse_events_term *term; |
|
|
|
if (parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
|
$1, $4, false, &@1, &@4)) { |
|
free($1); |
|
free($2.ranges); |
|
YYABORT; |
|
} |
|
term->array = $2; |
|
$$ = term; |
|
} |
|
| |
|
PE_DRV_CFG_TERM |
|
{ |
|
struct parse_events_term *term; |
|
char *config = strdup($1); |
|
|
|
ABORT_ON(!config); |
|
if (parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_DRV_CFG, |
|
config, $1, &@1, NULL)) { |
|
free($1); |
|
free(config); |
|
YYABORT; |
|
} |
|
$$ = term; |
|
} |
|
|
|
array: |
|
'[' array_terms ']' |
|
{ |
|
$$ = $2; |
|
} |
|
| |
|
PE_ARRAY_ALL |
|
{ |
|
$$.nr_ranges = 0; |
|
$$.ranges = NULL; |
|
} |
|
|
|
array_terms: |
|
array_terms ',' array_term |
|
{ |
|
struct parse_events_array new_array; |
|
|
|
new_array.nr_ranges = $1.nr_ranges + $3.nr_ranges; |
|
new_array.ranges = realloc($1.ranges, |
|
sizeof(new_array.ranges[0]) * |
|
new_array.nr_ranges); |
|
ABORT_ON(!new_array.ranges); |
|
memcpy(&new_array.ranges[$1.nr_ranges], $3.ranges, |
|
$3.nr_ranges * sizeof(new_array.ranges[0])); |
|
free($3.ranges); |
|
$$ = new_array; |
|
} |
|
| |
|
array_term |
|
|
|
array_term: |
|
PE_VALUE |
|
{ |
|
struct parse_events_array array; |
|
|
|
array.nr_ranges = 1; |
|
array.ranges = malloc(sizeof(array.ranges[0])); |
|
ABORT_ON(!array.ranges); |
|
array.ranges[0].start = $1; |
|
array.ranges[0].length = 1; |
|
$$ = array; |
|
} |
|
| |
|
PE_VALUE PE_ARRAY_RANGE PE_VALUE |
|
{ |
|
struct parse_events_array array; |
|
|
|
ABORT_ON($3 < $1); |
|
array.nr_ranges = 1; |
|
array.ranges = malloc(sizeof(array.ranges[0])); |
|
ABORT_ON(!array.ranges); |
|
array.ranges[0].start = $1; |
|
array.ranges[0].length = $3 - $1 + 1; |
|
$$ = array; |
|
} |
|
|
|
sep_dc: ':' | |
|
|
|
sep_slash_slash_dc: '/' '/' | ':' | |
|
|
|
%% |
|
|
|
void parse_events_error(YYLTYPE *loc, void *parse_state, |
|
void *scanner __maybe_unused, |
|
char const *msg __maybe_unused) |
|
{ |
|
parse_events_evlist_error(parse_state, loc->last_column, "parser error"); |
|
}
|
|
|