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tree-ssa.texi (gimple_phi_result): Document. 

* doc/tree-ssa.texi (gimple_phi_result): Document.
       (gimple_phi_num_args, gimple_phi_arg): Likewise.
       (gimple_phi_arg_edge, gimple_phi_arg_def): Likewise.
       (PHI_RESULT, PHI_NUM_ARGS): Remove.
       (PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF): Likewise.

From-SVN: r204169
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Martin Liska 2013-10-29 17:45:00 +00:00 committed by Jeff Law
parent bdaaa1f177
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2 changed files with 20 additions and 14 deletions
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@ -1,3 +1,11 @@
2013-10-29 Martin Liska <marxin.liska@gmail.com>
* doc/tree-ssa.texi (gimple_phi_result): Document.
(gimple_phi_num_args, gimple_phi_arg): Likewise.
(gimple_phi_arg_edge, gimple_phi_arg_def): Likewise.
(PHI_RESULT, PHI_NUM_ARGS): Remove.
(PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF): Likewise.
2013-10-29 Andrew MacLeod <amacleod@redhat.com> 2013-10-29 Andrew MacLeod <amacleod@redhat.com>
* expr.h: Revert change and include tree-core.h. * expr.h: Revert change and include tree-core.h.

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gcc/doc/tree-ssa.texi
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@ -526,31 +526,29 @@ the result of ``merging'' @code{a_1}, @code{a_2} and @code{a_3}.
Hence, PHI nodes mean ``one of these operands. I don't know Hence, PHI nodes mean ``one of these operands. I don't know
which''. which''.
The following macros can be used to examine PHI nodes The following functions can be used to examine PHI nodes
@defmac PHI_RESULT (@var{phi}) @defun gimple_phi_result (@var{phi})
Returns the @code{SSA_NAME} created by PHI node @var{phi} (i.e., Returns the @code{SSA_NAME} created by PHI node @var{phi} (i.e.,
@var{phi}'s LHS)@. @var{phi}'s LHS)@.
@end defmac @end defun
@defmac PHI_NUM_ARGS (@var{phi}) @defun gimple_phi_num_args (@var{phi})
Returns the number of arguments in @var{phi}. This number is exactly Returns the number of arguments in @var{phi}. This number is exactly
the number of incoming edges to the basic block holding @var{phi}@. the number of incoming edges to the basic block holding @var{phi}@.
@end defmac @end defun
@defmac PHI_ARG_ELT (@var{phi}, @var{i}) @defun gimple_phi_arg (@var{phi}, @var{i})
Returns a tuple representing the @var{i}th argument of @var{phi}@. Returns @var{i}th argument of @var{phi}@.
Each element of this tuple contains an @code{SSA_NAME} @var{var} and @end defun
the incoming edge through which @var{var} flows.
@end defmac
@defmac PHI_ARG_EDGE (@var{phi}, @var{i}) @defun gimple_phi_arg_edge (@var{phi}, @var{i})
Returns the incoming edge for the @var{i}th argument of @var{phi}. Returns the incoming edge for the @var{i}th argument of @var{phi}.
@end defmac @end defun
@defmac PHI_ARG_DEF (@var{phi}, @var{i}) @defun gimple_phi_arg_def (@var{phi}, @var{i})
Returns the @code{SSA_NAME} for the @var{i}th argument of @var{phi}. Returns the @code{SSA_NAME} for the @var{i}th argument of @var{phi}.
@end defmac @end defun
@subsection Preserving the SSA form @subsection Preserving the SSA form