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capture: make counter value a union of int64 and double

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This allows us to use the type field of the counter to specify if the
counter is a double or a 64-bit integer.
This commit is contained in:
Christian Hergert
2016-04-15 04:54:55 -07:00
parent 88cc6485dd
commit 49e9ad9db8
5 changed files with 39 additions and 31 deletions
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26
lib/sp-capture-types.h
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@ -38,13 +38,21 @@ G_BEGIN_DECLS
# define SP_CAPTURE_ADDRESS_FORMAT "0x%016llx"
#endif
#define SP_CAPTURE_CURRENT_TIME (g_get_monotonic_time() * 1000L)
#define SP_CAPTURE_CURRENT_TIME (g_get_monotonic_time() * 1000L)
#define SP_CAPTURE_COUNTER_INT64 0
#define SP_CAPTURE_COUNTER_DOUBLE 1
typedef struct _SpCaptureReader SpCaptureReader;
typedef struct _SpCaptureWriter SpCaptureWriter;
typedef guint64 SpCaptureAddress;
typedef union
{
gint64 v64;
gdouble vdbl;
} SpCaptureCounterValue;
typedef enum
{
SP_CAPTURE_FRAME_TIMESTAMP = 1,
@ -131,12 +139,12 @@ typedef struct
typedef struct
{
gchar category[32];
gchar name[32];
gchar description[52];
guint32 id : 24;
guint8 type;
gint64 value;
gchar category[32];
gchar name[32];
gchar description[52];
guint32 id : 24;
guint8 type;
SpCaptureCounterValue value;
} SpCaptureCounter;
typedef struct
@ -154,8 +162,8 @@ typedef struct
* bytes. So this makes a nice 2-cacheline aligned size which is
* useful when the number of counters is rather small.
*/
guint32 ids[8];
gint64 values[8];
guint32 ids[8];
SpCaptureCounterValue values[8];
} SpCaptureCounterValues;
typedef struct