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Alignment cleanup so no more massive switch statements for alignment,

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just two macros.
This commit is contained in:
Bruce Momjian
1998-09-07 05:35:48 +00:00
parent e15807f410
commit 202751921d
10 changed files with 113 additions and 333 deletions
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51
src/include/access/tupmacs.h
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@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: tupmacs.h,v 1.5 1998/09/01 03:27:37 momjian Exp $
* $Id: tupmacs.h,v 1.6 1998/09/07 05:35:45 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -62,4 +62,53 @@
(char *) (T) \
)
#define att_align(cur_offset, attlen, attalign) \
( \
((attlen) < sizeof(int32)) ? \
( \
((attlen) == -1) ? \
( \
((attalign) == 'd') ? DOUBLEALIGN(cur_offset) : \
INTALIGN(cur_offset) \
) \
: \
( \
((attlen) == sizeof(char)) ? \
( \
(cur_offset) \
) \
: \
( \
AssertMacro((attlen) == sizeof(short)), \
SHORTALIGN(cur_offset) \
) \
) \
) \
: \
( \
((attlen) == sizeof(int32)) ? \
( \
INTALIGN(cur_offset) \
) \
: \
( \
AssertMacro((attlen) > sizeof(int32)), \
((attalign) == 'd') ? DOUBLEALIGN(cur_offset) : \
LONGALIGN(cur_offset) \
) \
) \
)
#define att_addlength(cur_offset, attlen, attval) \
( \
((attlen) != -1) ? \
( \
(cur_offset) + (attlen) \
) \
: \
( \
(cur_offset) + VARSIZE(DatumGetPointer(attval)) \
) \
)
#endif