1 %define api.pure full 2 %parse-param {void *format} 3 %parse-param {void *scanner} 4 %lex-param {void* scanner} 5 6 %{ 7 8 #include <linux/compiler.h> 9 #include <linux/list.h> 10 #include <linux/bitmap.h> 11 #include <string.h> 12 #include "pmu.h" 13 #include "pmu-bison.h" 14 15 int perf_pmu_lex(YYSTYPE * yylval_param , void *yyscanner); 16 17 #define ABORT_ON(val) \ 18 do { \ 19 if (val) \ 20 YYABORT; \ 21 } while (0) 22 23 static void perf_pmu_error(void *format, void *scanner, const char *msg); 24 25 static void perf_pmu__set_format(unsigned long *bits, long from, long to) 26 { 27 long b; 28 29 if (!to) 30 to = from; 31 32 memset(bits, 0, BITS_TO_BYTES(PERF_PMU_FORMAT_BITS)); 33 for (b = from; b <= to; b++) 34 __set_bit(b, bits); 35 } 36 37 %} 38 39 %token PP_CONFIG 40 %token PP_VALUE PP_ERROR 41 %type <num> PP_VALUE 42 %type <bits> bit_term 43 %type <bits> bits 44 45 %union 46 { 47 unsigned long num; 48 DECLARE_BITMAP(bits, PERF_PMU_FORMAT_BITS); 49 } 50 51 %% 52 53 format: 54 format format_term 55 | 56 format_term 57 58 format_term: 59 PP_CONFIG ':' bits 60 { 61 perf_pmu_format__set_value(format, PERF_PMU_FORMAT_VALUE_CONFIG, $3); 62 } 63 | 64 PP_CONFIG PP_VALUE ':' bits 65 { 66 perf_pmu_format__set_value(format, $2, $4); 67 } 68 69 bits: 70 bits ',' bit_term 71 { 72 bitmap_or($$, $1, $3, 64); 73 } 74 | 75 bit_term 76 { 77 memcpy($$, $1, sizeof($1)); 78 } 79 80 bit_term: 81 PP_VALUE '-' PP_VALUE 82 { 83 perf_pmu__set_format($$, $1, $3); 84 } 85 | 86 PP_VALUE 87 { 88 perf_pmu__set_format($$, $1, 0); 89 } 90 91 %% 92 93 static void perf_pmu_error(void *format __maybe_unused, 94 void *scanner __maybe_unused, 95 const char *msg __maybe_unused) 96 { 97 } 98