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| author | Richard Henderson <rth@redhat.com> | 2004-07-16 13:40:25 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2004-07-16 13:40:25 -0700 |
| commit | 26e79d1018d0e6bd50b96f5f3fabb0376e392dff (patch) | |
| tree | ac3adfa1c4468b9b4aecc3bd7a72273f41e2f01b /gcc/tree-ssa-operands.c | |
| parent | d58247a32166e5bb072261dc258a237a8d26a39b (diff) | |
| download | gcc-26e79d1018d0e6bd50b96f5f3fabb0376e392dff.zip gcc-26e79d1018d0e6bd50b96f5f3fabb0376e392dff.tar.gz gcc-26e79d1018d0e6bd50b96f5f3fabb0376e392dff.tar.bz2 | |
tree-flow.h (struct var_ann_d): Remove has_hidden_use.
* tree-flow.h (struct var_ann_d): Remove has_hidden_use.
* gimple-low.c (expand_var_p): Don't check it.
* tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
* tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
* tree-ssa-operands.c (add_stmt_operand): Likewise.
* tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
(find_referenced_vars): Don't call them.
* tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
From-SVN: r84830
Diffstat (limited to 'gcc/tree-ssa-operands.c')
| -rw-r--r-- | gcc/tree-ssa-operands.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c index c032c9e..af21f12 100644 --- a/gcc/tree-ssa-operands.c +++ b/gcc/tree-ssa-operands.c @@ -1298,18 +1298,6 @@ add_stmt_operand (tree *var_p, tree stmt, int flags, voperands_t prev_vops) sym = (TREE_CODE (var) == SSA_NAME ? SSA_NAME_VAR (var) : var); v_ann = var_ann (sym); - /* FIXME: We currently refuse to optimize variables that have hidden uses - (variables used in VLA declarations, MD builtin calls and variables - from the parent function in nested functions). This is because not - all uses of these variables are exposed in the IL or the statements - that reference them are not in GIMPLE form. If that's the case, mark - the statement as having volatile operands and return. */ - if (v_ann->has_hidden_use) - { - s_ann->has_volatile_ops = true; - return; - } - /* Don't expose volatile variables to the optimizers. */ if (TREE_THIS_VOLATILE (sym)) { |