[PATCH] PR opt/6627: New target macro MINIMUM_FUNCTION_BOUNDARY

Roger Sayle roger@eyesopen.com
Sun Sep 29 12:19:00 GMT 2002


On Sun, 29 Sep 2002, Roger Sayle wrote:
> Infact this is the only other use of FUNCTION_BOUNDARY in CVS,
> so this would contradict your claim that this is used in
> optimizations.

My apologies.  Its the only other use in the machine independent
code.  There are numbers of uses in the GCC backends.  However,
as each backend defines the meaning of FUNCTION_BOUNDARY as either
the architecture minimum or the preferred alignment, these uses
are safe as long as they are consistent.

Sorry for my earlier haste.

Does the IA-64 ABI really require all function entry points to be
16 byte aligned?

Roger
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