src/common/align.h: remove unused macros
authorPhilippe Proulx <eeppeliteloop@gmail.com>
Fri, 22 Apr 2022 12:05:18 +0000 (08:05 -0400)
committerPhilippe Proulx <eeppeliteloop@gmail.com>
Thu, 18 Aug 2022 18:25:08 +0000 (14:25 -0400)
Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Change-Id: I111b1f94d4627cd370081e9652273ba635057363
Reviewed-on: https://review.lttng.org/c/babeltrace/+/7926
CI-Build: Simon Marchi <simon.marchi@efficios.com>
Tested-by: jenkins <jenkins@lttng.org>
src/common/align.h

index 0d4c0150aed189cb7f14bf49308fddc783cf0920..01004c67b3bbb4e67b76caf645a8186c11a55f87 100644 (file)
                        ((__typeof__(p)) BT_ALIGN_FLOOR((unsigned long) (p), a))
 #define BT_IS_ALIGNED(x, a)    (((x) & ((__typeof__(x)) (a) - 1)) == 0)
 
-/*
- * Align pointer on natural object alignment.
- */
-#define bt_object_align(obj)           BT_PTR_ALIGN(obj, __alignof__(*(obj)))
-#define bt_object_align_floor(obj)     BT_PTR_ALIGN_FLOOR(obj, __alignof__(*(obj)))
-
-/**
- * bt_offset_align - Calculate the offset needed to align an object on its
- *                   natural alignment towards higher addresses.
- * @align_drift:  object offset from an "alignment"-aligned address.
- * @alignment:    natural object alignment. Must be non-zero, power of 2.
- *
- * Returns the offset that must be added to align towards higher
- * addresses.
- */
-#define offset_align(align_drift, alignment)                                  \
-       ({                                                                     \
-               MAYBE_BUILD_BUG_ON((alignment) == 0                            \
-                                  || ((alignment) & ((alignment) - 1)));      \
-               (((alignment) - (align_drift)) & ((alignment) - 1));           \
-       })
-
-/**
- * bt_offset_align_floor - Calculate the offset needed to align an object
- *                         on its natural alignment towards lower addresses.
- * @align_drift:  object offset from an "alignment"-aligned address.
- * @alignment:    natural object alignment. Must be non-zero, power of 2.
- *
- * Returns the offset that must be substracted to align towards lower addresses.
- */
-#define bt_offset_align_floor(align_drift, alignment)                         \
-       ({                                                                     \
-               MAYBE_BUILD_BUG_ON((alignment) == 0                            \
-                                  || ((alignment) & ((alignment) - 1)));      \
-               (((align_drift) - (alignment)) & ((alignment) - 1));           \
-       })
-
 #endif /* _BABELTRACE_ALIGN_H */
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