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Document that the .2byte and .4byte directives warn about overlarge values.

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* doc/as.texinfo (2byte): Tidy up wording.  Add note that
	overlarge values will produce a warning message and be trunacted.
	(4byte): Likewise.
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Nick Clifton 2017-03-10 15:42:04 +00:00
parent 55e22ca83a
commit 8b1e5da10a
2 changed files with 22 additions and 10 deletions
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@ -1,3 +1,10 @@
2017-03-10 Tobin C. Harding <me@tobin.cc>
Nick Clifton <nickc@redhat.com>
* doc/as.texinfo (2byte): Tidy up wording. Add note that
overlarge values will produce a warning message and be trunacted.
(4byte): Likewise.
2017-03-09 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (_i386_insn): Add dir_encoding and

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gas/doc/as.texinfo
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@ -7345,9 +7345,11 @@ instead of zero. Using @samp{.zero} in this way would be confusing however.
@cindex two-byte integer
@cindex integer, 2-byte
This directive @code{.2byte}, which is available for ELF targets, expects zero
or more expressions, separated by commas. Each expression is assembled into the
next two bytes.
This directive expects zero or more expressions, separated by commas. Each
expression is evaluated and placed in the next two bytes of the current
section. If an expression will not fit in two bytes, a warning message
is displayed and the lowest two bytes of the expression's value are used.
This directive is only available for ELF targets,
@node 4byte
@section @code{.4byte @var{expression} [, @var{expression}]*}
@ -7355,9 +7357,11 @@ next two bytes.
@cindex four-byte integer
@cindex integer, 4-byte
This directive @code{.4byte}, which is available for ELF targets, expects zero
or more expressions, separated by commas. Each expression is assembled into the
next four bytes.
This directive expects zero or more expressions, separated by commas. Each
expression is evaluated and placed in the next four bytes of the current
section. If an expression will not fit in four bytes, a warning message
is displayed and the lowest four bytes of the expression's value are used.
This directive is only available for ELF targets,
@node 8byte
@section @code{.8byte @var{expression} [, @var{expression}]*}
@ -7365,10 +7369,11 @@ next four bytes.
@cindex eight-byte integer
@cindex integer, 8-byte
This directive @code{.8byte}, which is available for ELF targets, expects zero
or more bignums, separated by commas. For each bignum, it emits
an 8-byte integer. If the bignum won't fit in 8 bytes, it prints a
warning message; and just takes the lowest order 8 bytes of the bignum.
This directive expects zero or more expressions, separated by commas. Each
expression is evaluated and the resulting bignum is placed in the next eight
bytes of the current section. If an expression will not fit in eight bytes, a
warning message is displayed and the lowest eight bytes of the expression's
value are used. This directive is only available for ELF targets,
@end ifset
@node Deprecated