diff options
Diffstat (limited to 'gcc/gcov-io.h')
| -rw-r--r-- | gcc/gcov-io.h | 71 |
1 files changed, 7 insertions, 64 deletions
diff --git a/gcc/gcov-io.h b/gcc/gcov-io.h index 7a11f0a..1fc31f5 100644 --- a/gcc/gcov-io.h +++ b/gcc/gcov-io.h @@ -133,17 +133,14 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see blocks they are for. The data file contains the following records. - data: {unit summary:object summary:program* function-data*}* + data: {unit summary:object function-data*}* unit: header int32:checksum - function-data: announce_function present counts + function-data: announce_function present counts announce_function: header int32:ident int32:lineno_checksum int32:cfg_checksum present: header int32:present counts: header int64:count* - summary: int32:checksum int32:num int32:runs int64:sum - int64:max int64:sum_max histogram - histogram: {int32:bitvector}8 histogram-buckets* - histogram-buckets: int32:num int64:min int64:sum + summary: int32:checksum int32:runs int32:sum_max The ANNOUNCE_FUNCTION record is the same as that in the note file, but without the source location. The COUNTS gives the @@ -190,7 +187,7 @@ typedef uint64_t gcov_type_unsigned; #define ATTRIBUTE_HIDDEN -#endif /* !IN_LIBGOCV */ +#endif /* !IN_LIBGCOV */ #ifndef GCOV_LINKAGE #define GCOV_LINKAGE extern @@ -240,9 +237,9 @@ typedef uint64_t gcov_type_unsigned; #define GCOV_TAG_COUNTER_BASE ((gcov_unsigned_t)0x01a10000) #define GCOV_TAG_COUNTER_LENGTH(NUM) ((NUM) * 2) #define GCOV_TAG_COUNTER_NUM(LENGTH) ((LENGTH) / 2) -#define GCOV_TAG_OBJECT_SUMMARY ((gcov_unsigned_t)0xa1000000) /* Obsolete */ -#define GCOV_TAG_PROGRAM_SUMMARY ((gcov_unsigned_t)0xa3000000) -#define GCOV_TAG_SUMMARY_LENGTH(NUM) (1 + (10 + 3 * 2) + (NUM) * 5) +#define GCOV_TAG_OBJECT_SUMMARY ((gcov_unsigned_t)0xa1000000) +#define GCOV_TAG_PROGRAM_SUMMARY ((gcov_unsigned_t)0xa3000000) /* Obsolete */ +#define GCOV_TAG_SUMMARY_LENGTH (2) #define GCOV_TAG_AFDO_FILE_NAMES ((gcov_unsigned_t)0xaa000000) #define GCOV_TAG_AFDO_FUNCTION ((gcov_unsigned_t)0xac000000) #define GCOV_TAG_AFDO_WORKING_SET ((gcov_unsigned_t)0xaf000000) @@ -307,43 +304,12 @@ GCOV_COUNTERS #define GCOV_ARC_FAKE (1 << 1) #define GCOV_ARC_FALLTHROUGH (1 << 2) -/* Structured records. */ - -/* Structure used for each bucket of the log2 histogram of counter values. */ -typedef struct -{ - /* Number of counters whose profile count falls within the bucket. */ - gcov_unsigned_t num_counters; - /* Smallest profile count included in this bucket. */ - gcov_type min_value; - /* Cumulative value of the profile counts in this bucket. */ - gcov_type cum_value; -} gcov_bucket_type; - -/* For a log2 scale histogram with each range split into 4 - linear sub-ranges, there will be at most 64 (max gcov_type bit size) - 1 log2 - ranges since the lowest 2 log2 values share the lowest 4 linear - sub-range (values 0 - 3). This is 252 total entries (63*4). */ - -#define GCOV_HISTOGRAM_SIZE 252 - -/* How many unsigned ints are required to hold a bit vector of non-zero - histogram entries when the histogram is written to the gcov file. - This is essentially a ceiling divide by 32 bits. */ -#define GCOV_HISTOGRAM_BITVECTOR_SIZE (GCOV_HISTOGRAM_SIZE + 31) / 32 - /* Object & program summary record. */ struct gcov_summary { - gcov_unsigned_t checksum; /* Checksum of program. */ - gcov_unsigned_t num; /* Number of counters. */ gcov_unsigned_t runs; /* Number of program runs. */ - gcov_type sum_all; /* Sum of all counters accumulated. */ - gcov_type run_max; /* Maximum value on a single run. */ gcov_type sum_max; /* Sum of individual run max values. */ - gcov_bucket_type histogram[GCOV_HISTOGRAM_SIZE]; /* Histogram of - counter values. */ }; #if !defined(inhibit_libc) @@ -380,35 +346,12 @@ GCOV_LINKAGE void gcov_write_unsigned (gcov_unsigned_t) ATTRIBUTE_HIDDEN; #if !IN_GCOV && !IN_LIBGCOV /* Available only in compiler */ -GCOV_LINKAGE unsigned gcov_histo_index (gcov_type value); GCOV_LINKAGE void gcov_write_string (const char *); GCOV_LINKAGE void gcov_write_filename (const char *); GCOV_LINKAGE gcov_position_t gcov_write_tag (gcov_unsigned_t); GCOV_LINKAGE void gcov_write_length (gcov_position_t /*position*/); #endif -#if IN_GCOV <= 0 && !IN_LIBGCOV -/* Available in gcov-dump and the compiler. */ - -/* Number of data points in the working set summary array. Using 128 - provides information for at least every 1% increment of the total - profile size. The last entry is hardwired to 99.9% of the total. */ -#define NUM_GCOV_WORKING_SETS 128 - -/* Working set size statistics for a given percentage of the entire - profile (sum_all from the counter summary). */ -typedef struct gcov_working_set_info -{ - /* Number of hot counters included in this working set. */ - unsigned num_counters; - /* Smallest counter included in this working set. */ - gcov_type min_counter; -} gcov_working_set_t; - -GCOV_LINKAGE void compute_working_sets (const gcov_summary *summary, - gcov_working_set_t *gcov_working_sets); -#endif - #if IN_GCOV > 0 /* Available in gcov */ GCOV_LINKAGE time_t gcov_time (void); |