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* doc/md.texi (attr_flag): Update for changes of previous revision. 

From-SVN: r187179
This commit is contained in:
Steven Bosscher 2012-05-04 19:40:02 +00:00
parent 593dbe1191
commit 81e7aa8e7a
2 changed files with 3 additions and 11 deletions
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2
gcc/ChangeLog
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@ -5,6 +5,8 @@
ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
* reorg.c (get_jump_flags): Do not set the removed flags.
* doc/md.texi (attr_flag): Update for abovementioned changes.
2012-05-04 Uros Bizjak <ubizjak@gmail.com>
PR target/53228

12
gcc/doc/md.texi
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@ -7707,12 +7707,7 @@ scheduled.
@var{name} is a string specifying one of a fixed set of flags to test.
Test the flags @code{forward} and @code{backward} to determine the
direction of a conditional branch. Test the flags @code{very_likely},
@code{likely}, @code{very_unlikely}, and @code{unlikely} to determine
if a conditional branch is expected to be taken.
If the @code{very_likely} flag is true, then the @code{likely} flag is also
true. Likewise for the @code{very_unlikely} and @code{unlikely} flags.
direction of a conditional branch.
This example describes a conditional branch delay slot which
can be nullified for forward branches that are taken (annul-true) or
@ -7730,11 +7725,6 @@ for backward branches which are not taken (annul-false).
The @code{forward} and @code{backward} flags are false if the current
@code{insn} being scheduled is not a conditional branch.
The @code{very_likely} and @code{likely} flags are true if the
@code{insn} being scheduled is not a conditional branch.
The @code{very_unlikely} and @code{unlikely} flags are false if the
@code{insn} being scheduled is not a conditional branch.
@code{attr_flag} is only used during delay slot scheduling and has no
meaning to other passes of the compiler.