diff options
Diffstat (limited to 'gprof/gmon.h')
| -rw-r--r-- | gprof/gmon.h | 78 |
1 files changed, 48 insertions, 30 deletions
diff --git a/gprof/gmon.h b/gprof/gmon.h index 28a54bc..884add1 100644 --- a/gprof/gmon.h +++ b/gprof/gmon.h @@ -35,37 +35,53 @@ #ifndef gmon_h #define gmon_h -struct raw_phdr - { - /* FIXME: Checking a host compiler define means that we can't use - a cross gprof to the alpha. */ - char low_pc[GMON_PTR_SIZE]; /* base pc address of sample buffer */ - char high_pc[GMON_PTR_SIZE];/* max pc address of sampled buffer */ - char ncnt[4]; /* size of sample buffer (plus this header) */ +/* Size of the 4.4BSD gmon header */ +#define GMON_HDRSIZE_BSD44_32 (4 + 4 + 4 + 4 + 4 + (3 * 4)) +#define GMON_HDRSIZE_BSD44_64 (8 + 8 + 4 + 4 + 4 + (3 * 4)) - char version[4]; /* version number */ - char profrate[4]; /* profiling clock rate */ - char spare[3*4]; /* reserved */ - }; +#if 0 /* For documentation purposes only. */ + struct raw_phdr + { + char low_pc[sizeof(void *)]; /* base pc address of sample buffer */ + char high_pc[sizeof(void *)];/* max pc address of sampled buffer */ + char ncnt[4]; /* size of sample buffer (plus this + header) */ + + char version[4]; /* version number */ + char profrate[4]; /* profiling clock rate */ + char spare[3*4]; /* reserved */ + }; +#endif #define GMONVERSION 0x00051879 -struct old_raw_phdr - { - char low_pc[GMON_PTR_SIZE]; /* base pc address of sample buffer */ - char high_pc[GMON_PTR_SIZE];/* max pc address of sampled buffer */ - char ncnt[4]; /* size of sample buffer (plus this header) */ +/* Size of the old BSD gmon header */ +#define GMON_HDRSIZE_OLDBSD_32 (4 + 4 + 4) + +/* FIXME: Checking host compiler defines here means that we can't + use a cross gprof alpha OSF. */ +#if defined(__alpha__) && defined (__osf__) +#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4 + 4) +#else +#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4) +#endif - /* FIXME: Checking host compiler defines here means that we can't - use a cross gprof alpha OSF. */ +#if 0 /* For documentation purposes only. */ + struct old_raw_phdr + { + char low_pc[sizeof(void *)]; /* base pc address of sample buffer */ + char high_pc[sizeof(void *)];/* max pc address of sampled buffer */ + char ncnt[4]; /* size of sample buffer (plus this + header) */ #if defined (__alpha__) && defined (__osf__) - /* - * DEC's OSF v3.0 uses 4 bytes of padding to bring the header to - * a size that is a multiple of 8. - */ - char pad[4]; + /* + * DEC's OSF v3.0 uses 4 bytes of padding to bring the header to + * a size that is a multiple of 8. + */ + char pad[4]; +#endif + }; #endif - }; /* * Histogram counters are unsigned shorts: @@ -120,12 +136,14 @@ struct tostruct * as to get a packed representation (otherwise, different compilers * might introduce different padding): */ -struct raw_arc - { - char from_pc[GMON_PTR_SIZE]; - char self_pc[GMON_PTR_SIZE]; - char count[4]; - }; +#if 0 /* For documentation purposes only. */ + struct raw_arc + { + char from_pc[sizeof(void *)]; + char self_pc[sizeof(void *)]; + char count[sizeof(long)]; + }; +#endif /* * General rounding functions: |