mirror of https://gitee.com/openkylin/linux.git
128 lines
3.9 KiB
Plaintext
128 lines
3.9 KiB
Plaintext
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%option prefix="parse_events_"
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%{
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#include <errno.h>
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#include "../perf.h"
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#include "parse-events-bison.h"
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#include "parse-events.h"
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static int __value(char *str, int base, int token)
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{
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long num;
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errno = 0;
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num = strtoul(str, NULL, base);
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if (errno)
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return PE_ERROR;
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parse_events_lval.num = num;
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return token;
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}
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static int value(int base)
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{
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return __value(parse_events_text, base, PE_VALUE);
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}
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static int raw(void)
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{
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return __value(parse_events_text + 1, 16, PE_RAW);
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}
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static int str(int token)
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{
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parse_events_lval.str = strdup(parse_events_text);
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return token;
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}
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static int sym(int type, int config)
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{
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parse_events_lval.num = (type << 16) + config;
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return PE_VALUE_SYM;
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}
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static int term(int type)
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{
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parse_events_lval.num = type;
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return PE_TERM;
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}
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%}
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num_dec [0-9]+
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num_hex 0x[a-fA-F0-9]+
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num_raw_hex [a-fA-F0-9]+
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name [a-zA-Z_*?][a-zA-Z0-9_*?]*
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modifier_event [ukhp]{1,5}
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modifier_bp [rwx]
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%%
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cpu-cycles|cycles { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_CPU_CYCLES); }
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stalled-cycles-frontend|idle-cycles-frontend { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_STALLED_CYCLES_FRONTEND); }
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stalled-cycles-backend|idle-cycles-backend { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_STALLED_CYCLES_BACKEND); }
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instructions { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_INSTRUCTIONS); }
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cache-references { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_REFERENCES); }
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cache-misses { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_MISSES); }
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branch-instructions|branches { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_INSTRUCTIONS); }
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branch-misses { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_MISSES); }
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bus-cycles { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_BUS_CYCLES); }
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ref-cycles { return sym(PERF_TYPE_HARDWARE, PERF_COUNT_HW_REF_CPU_CYCLES); }
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cpu-clock { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_CLOCK); }
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task-clock { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_TASK_CLOCK); }
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page-faults|faults { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS); }
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minor-faults { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MIN); }
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major-faults { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MAJ); }
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context-switches|cs { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CONTEXT_SWITCHES); }
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cpu-migrations|migrations { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_MIGRATIONS); }
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alignment-faults { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); }
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emulation-faults { return sym(PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); }
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L1-dcache|l1-d|l1d|L1-data |
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L1-icache|l1-i|l1i|L1-instruction |
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LLC|L2 |
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dTLB|d-tlb|Data-TLB |
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iTLB|i-tlb|Instruction-TLB |
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branch|branches|bpu|btb|bpc |
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node { return str(PE_NAME_CACHE_TYPE); }
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load|loads|read |
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store|stores|write |
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prefetch|prefetches |
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speculative-read|speculative-load |
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refs|Reference|ops|access |
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misses|miss { return str(PE_NAME_CACHE_OP_RESULT); }
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/*
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* These are event config hardcoded term names to be specified
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* within xxx/.../ syntax. So far we dont clash with other names,
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* so we can put them here directly. In case the we have a conflict
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* in future, this needs to go into '//' condition block.
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*/
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config { return term(PARSE_EVENTS__TERM_TYPE_CONFIG); }
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config1 { return term(PARSE_EVENTS__TERM_TYPE_CONFIG1); }
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config2 { return term(PARSE_EVENTS__TERM_TYPE_CONFIG2); }
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period { return term(PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
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branch_type { return term(PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE); }
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mem: { return PE_PREFIX_MEM; }
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r{num_raw_hex} { return raw(); }
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{num_dec} { return value(10); }
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{num_hex} { return value(16); }
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{modifier_event} { return str(PE_MODIFIER_EVENT); }
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{modifier_bp} { return str(PE_MODIFIER_BP); }
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{name} { return str(PE_NAME); }
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"/" { return '/'; }
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- { return '-'; }
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, { return ','; }
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: { return ':'; }
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= { return '='; }
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%%
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int parse_events_wrap(void)
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{
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return 1;
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}
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