On Sun, Jun 24, 2012 at 11:56 PM, Steven Bosscher <[email protected]> wrote:
> Hello,
>
> Documentation for this target macro is missing.
> This patch adds it. OK for trunk?
Ok.
Thanks,
Richard.
> Ciao!
> Steven
>
> * doc/tm.texi.in: Document JMP_BUF_SIZE.
> * doc/tm.texi: Regenerate.
>
>
>
> Index: doc/tm.texi.in
> ===================================================================
> --- doc/tm.texi.in (revision 188917)
> +++ doc/tm.texi.in (working copy)
> @@ -8856,6 +8856,14 @@ should use the @code{setjmp}/@code{longjmp} functi
> instead of the @code{__builtin_setjmp}/@code{__builtin_longjmp} machinery.
> @end defmac
>
> +@defmac JMP_BUF_SIZE
> +This macro has no effect unless @code{DONT_USE_BUILTIN_SETJMP} is also
> +defined. Define this macro if the default size of @code{jmp_buf} buffer
> +for the @code{setjmp}/@code{longjmp}-based exception handling mechanism
> +is not large enough, or if it is much too large.
> +The default size is @code{FIRST_PSEUDO_REGISTER * sizeof(void *)}.
> +@end defmac
> +
> @defmac DWARF_CIE_DATA_ALIGNMENT
> This macro need only be defined if the target might save registers in the
> function prologue at an offset to the stack pointer that is not aligned to
> Index: doc/tm.texi
> ===================================================================
> --- doc/tm.texi (revision 188917)
> +++ doc/tm.texi (working copy)
> @@ -8961,6 +8961,14 @@ should use the @code{setjmp}/@code{longjmp} functi
> instead of the @code{__builtin_setjmp}/@code{__builtin_longjmp} machinery.
> @end defmac
>
> +@defmac JMP_BUF_SIZE
> +This macro has no effect unless @code{DONT_USE_BUILTIN_SETJMP} is also
> +defined. Define this macro if the default size of @code{jmp_buf} buffer
> +for the @code{setjmp}/@code{longjmp}-based exception handling mechanism
> +is not large enough, or if it is much too large.
> +The default size is @code{FIRST_PSEUDO_REGISTER * sizeof(void *)}.
> +@end defmac
> +
> @defmac DWARF_CIE_DATA_ALIGNMENT
> This macro need only be defined if the target might save registers in the
> function prologue at an offset to the stack pointer that is not aligned to
