1 %define api.pure full 2 %parse-param {void *format} 3 %parse-param {void *scanner} 4 %lex-param {void* scanner} 5 6 %{ 7 8 #ifndef NDEBUG 9 #define YYDEBUG 1 10 #endif 11 12 #include <linux/compiler.h> 13 #include <linux/list.h> 14 #include <linux/bitmap.h> 15 #include <string.h> 16 #include "pmu.h" 17 #include "pmu-bison.h" 18 19 int perf_pmu_lex(YYSTYPE * yylval_param , void *yyscanner); 20 21 #define ABORT_ON(val) \ 22 do { \ 23 if (val) \ 24 YYABORT; \ 25 } while (0) 26 27 static void perf_pmu_error(void *format, void *scanner, const char *msg); 28 29 static void perf_pmu__set_format(unsigned long *bits, long from, long to) 30 { 31 long b; 32 33 if (!to) 34 to = from; 35 36 memset(bits, 0, BITS_TO_BYTES(PERF_PMU_FORMAT_BITS)); 37 for (b = from; b <= to; b++) 38 __set_bit(b, bits); 39 } 40 41 %} 42 43 %token PP_CONFIG 44 %token PP_VALUE PP_ERROR 45 %type <num> PP_VALUE 46 %type <bits> bit_term 47 %type <bits> bits 48 49 %union 50 { 51 unsigned long num; 52 DECLARE_BITMAP(bits, PERF_PMU_FORMAT_BITS); 53 } 54 55 %% 56 57 format: 58 format format_term 59 | 60 format_term 61 62 format_term: 63 PP_CONFIG ':' bits 64 { 65 perf_pmu_format__set_value(format, PERF_PMU_FORMAT_VALUE_CONFIG, $3); 66 } 67 | 68 PP_CONFIG PP_VALUE ':' bits 69 { 70 perf_pmu_format__set_value(format, $2, $4); 71 } 72 73 bits: 74 bits ',' bit_term 75 { 76 bitmap_or($$, $1, $3, 64); 77 } 78 | 79 bit_term 80 { 81 memcpy($$, $1, sizeof($1)); 82 } 83 84 bit_term: 85 PP_VALUE '-' PP_VALUE 86 { 87 perf_pmu__set_format($$, $1, $3); 88 } 89 | 90 PP_VALUE 91 { 92 perf_pmu__set_format($$, $1, 0); 93 } 94 95 %% 96 97 static void perf_pmu_error(void *format __maybe_unused, 98 void *scanner __maybe_unused, 99 const char *msg __maybe_unused) 100 { 101 } 102