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dix: Repack ClientRec 

Pick smaller types where possible, including bitfielding some Bools and
small enums, then shuffle the result to be hole-free.  192 -> 128 bytes
on LP64, 144 -> 96 bytes on ILP32.

Signed-off-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Adam Jackson 2012-09-20 14:00:09 -04:00
parent ff8e3ad807
commit 31bf81772e
1 changed files with 18 additions and 20 deletions
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38
include/dixstruct.h
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@ -56,8 +56,7 @@ ReplyNotSwappd(ClientPtr /* pClient */ ,
void * /* pbuf */ ) _X_NORETURN; void * /* pbuf */ ) _X_NORETURN;
typedef enum { ClientStateInitial, typedef enum { ClientStateInitial,
/* 1 is unused now, was ClientStateAuthenticating */ ClientStateRunning,
ClientStateRunning = 2,
ClientStateRetained, ClientStateRetained,
ClientStateGone ClientStateGone
} ClientState; } ClientState;
@ -86,27 +85,29 @@ typedef struct _Window *SaveSetElt;
#endif #endif
typedef struct _Client { typedef struct _Client {
int index;
Mask clientAsMask;
pointer requestBuffer; pointer requestBuffer;
pointer osPrivate; /* for OS layer, including scheduler */ pointer osPrivate; /* for OS layer, including scheduler */
Bool swapped; Mask clientAsMask;
Bool local; short index;
unsigned char majorOp, minorOp;
int swapped:1;
int local:1;
int big_requests:1; /* supports large requests */
int clientGone:1;
int closeDownMode:2;
int clientState:2;
char smart_priority;
short noClientException; /* this client died or needs to be killed */
int priority;
ReplySwapPtr pSwapReplyFunc; ReplySwapPtr pSwapReplyFunc;
XID errorValue; XID errorValue;
int sequence; int sequence;
int closeDownMode;
int clientGone;
int noClientException; /* this client died or needs to be
* killed */
int ignoreCount; /* count for Attend/IgnoreClient */ int ignoreCount; /* count for Attend/IgnoreClient */
SaveSetElt *saveSet;
int numSaved; int numSaved;
SaveSetElt *saveSet;
int (**requestVector) (ClientPtr /* pClient */ ); int (**requestVector) (ClientPtr /* pClient */ );
CARD32 req_len; /* length of current request */ CARD32 req_len; /* length of current request */
Bool big_requests; /* supports large requests */ unsigned int replyBytesRemaining;
int priority;
ClientState clientState;
PrivateRec *devPrivates; PrivateRec *devPrivates;
unsigned short xkbClientFlags; unsigned short xkbClientFlags;
unsigned short mapNotifyMask; unsigned short mapNotifyMask;
@ -114,15 +115,12 @@ typedef struct _Client {
unsigned short vMajor, vMinor; unsigned short vMajor, vMinor;
KeyCode minKC, maxKC; KeyCode minKC, maxKC;
unsigned long replyBytesRemaining; int smart_start_tick;
int smart_priority; int smart_stop_tick;
long smart_start_tick; int smart_check_tick;
long smart_stop_tick;
long smart_check_tick;
DeviceIntPtr clientPtr; DeviceIntPtr clientPtr;
ClientIdPtr clientIds; ClientIdPtr clientIds;
unsigned short majorOp, minorOp;
} ClientRec; } ClientRec;
/* /*