93 строки
1.3 KiB
Plaintext
93 строки
1.3 KiB
Plaintext
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%parse-param {struct list_head *format}
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%parse-param {char *name}
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%{
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#include <linux/compiler.h>
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#include <linux/list.h>
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#include <linux/bitmap.h>
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#include <string.h>
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#include "pmu.h"
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extern int perf_pmu_lex (void);
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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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%}
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%token PP_CONFIG PP_CONFIG1 PP_CONFIG2
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%token PP_VALUE PP_ERROR
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%type <num> PP_VALUE
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%type <bits> bit_term
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%type <bits> bits
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%union
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{
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unsigned long num;
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DECLARE_BITMAP(bits, PERF_PMU_FORMAT_BITS);
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}
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%%
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format:
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format format_term
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format_term
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format_term:
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PP_CONFIG ':' bits
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{
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ABORT_ON(perf_pmu__new_format(format, name,
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PERF_PMU_FORMAT_VALUE_CONFIG,
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$3));
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}
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PP_CONFIG1 ':' bits
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{
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ABORT_ON(perf_pmu__new_format(format, name,
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PERF_PMU_FORMAT_VALUE_CONFIG1,
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$3));
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}
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PP_CONFIG2 ':' bits
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{
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ABORT_ON(perf_pmu__new_format(format, name,
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PERF_PMU_FORMAT_VALUE_CONFIG2,
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$3));
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}
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bits:
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bits ',' bit_term
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{
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bitmap_or($$, $1, $3, 64);
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}
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bit_term
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{
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memcpy($$, $1, sizeof($1));
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}
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bit_term:
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PP_VALUE '-' PP_VALUE
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{
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perf_pmu__set_format($$, $1, $3);
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}
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PP_VALUE
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{
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perf_pmu__set_format($$, $1, 0);
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}
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%%
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void perf_pmu_error(struct list_head *list __maybe_unused,
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char *name __maybe_unused,
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char const *msg __maybe_unused)
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{
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}
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