diff options
| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-04-26 22:49:27 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-04-26 22:49:27 +0000 |
| commit | 4b0ec99aaca0c0a3e90593ff166eb474947241c0 (patch) | |
| tree | bcf1b0b69ff3bb9b20bc4e42e249a4ef1d665a38 | |
| parent | 69ebd99de381091fbb2778eee9c7894c6e2696bd (diff) | |
| download | gcc-4b0ec99aaca0c0a3e90593ff166eb474947241c0.zip gcc-4b0ec99aaca0c0a3e90593ff166eb474947241c0.tar.gz gcc-4b0ec99aaca0c0a3e90593ff166eb474947241c0.tar.bz2 | |
tree.h (tree_phi_node): Add a comment about the order of PHI arguments.
* tree.h (tree_phi_node): Add a comment about the order of PHI
arguments.
From-SVN: r98798
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/tree.h | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7749832..8ba855b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -7,6 +7,9 @@ tree_ssa_iv_optimize_finalize): Use the VEC API instead of VARRAY. + * tree.h (tree_phi_node): Add a comment about the order of PHI + arguments. + 2005-04-26 Paul Brook <paul@codesourcery.com> * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form. @@ -1439,6 +1439,8 @@ struct tree_phi_node GTY(()) /* Basic block to that the phi node belongs. */ struct basic_block_def *bb; + /* Arguments of the PHI node. These are maintained in the same + order as predecessor edge vector BB->PREDS. */ struct phi_arg_d GTY ((length ("((tree)&%h)->phi.num_args"))) a[1]; }; |