From b814cc0a2e8608939993e4f19768c3aaeb660bde Mon Sep 17 00:00:00 2001 From: Bernhard Fischer Date: Mon, 28 Jan 2008 22:08:51 +0100 Subject: [PATCH] tree-ssa.texi: Add cindex PHI nodes and improve wording. 2008-01-28 Bernhard Fischer * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording. From-SVN: r131921 --- gcc/ChangeLog | 4 ++++ gcc/doc/tree-ssa.texi | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index dc9e83a4f93..1f6253215bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2008-01-28 Bernhard Fischer + + * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording. + 2008-01-28 Bernhard Fischer * config/vx-common.h: Fix typo in comment. diff --git a/gcc/doc/tree-ssa.texi b/gcc/doc/tree-ssa.texi index fcbee88fbe3..8cd845216f6 100644 --- a/gcc/doc/tree-ssa.texi +++ b/gcc/doc/tree-ssa.texi @@ -1198,7 +1198,8 @@ the version number and the statement that created the @code{SSA_NAME}. Only definitions and virtual definitions may create new @code{SSA_NAME} nodes. -Sometimes, flow of control makes it impossible to determine what is the +@cindex PHI nodes +Sometimes, flow of control makes it impossible to determine the most recent version of a variable. In these cases, the compiler inserts an artificial definition for that variable called @dfn{PHI function} or @dfn{PHI node}. This new definition merges -- 2.30.2