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| author | Jan Hubicka <jh@suse.cz> | 2007-01-27 23:31:19 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2007-01-27 22:31:19 +0000 |
| commit | 7fbb9a499c94f945e4c495e431aa16ad0ff47e8d (patch) | |
| tree | 158356eefd36a57b644f59ad76730c4302b52876 /gcc/tree-sra.c | |
| parent | 4838bfc05bf7b35b1e07a57a0878df308655d6d8 (diff) | |
| download | gcc-7fbb9a499c94f945e4c495e431aa16ad0ff47e8d.zip gcc-7fbb9a499c94f945e4c495e431aa16ad0ff47e8d.tar.gz gcc-7fbb9a499c94f945e4c495e431aa16ad0ff47e8d.tar.bz2 | |
tree-sra.c (sra_walk_function): Don't rely on aliases being build.
* tree-sra.c (sra_walk_function): Don't rely on aliases being build.
(pass_sra): Do not require alias information.
* passes.c (init_optimization_passes): Add SRA
From-SVN: r121240
Diffstat (limited to 'gcc/tree-sra.c')
| -rw-r--r-- | gcc/tree-sra.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index da338fc..a2d28ca 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -973,8 +973,9 @@ sra_walk_function (const struct sra_walk_fns *fns) /* If the statement has no virtual operands, then it doesn't make any structure references that we care about. */ - if (ZERO_SSA_OPERANDS (stmt, (SSA_OP_VIRTUAL_DEFS | SSA_OP_VUSE))) - continue; + if (gimple_aliases_computed_p (cfun) + && ZERO_SSA_OPERANDS (stmt, (SSA_OP_VIRTUAL_DEFS | SSA_OP_VUSE))) + continue; switch (TREE_CODE (stmt)) { @@ -989,7 +990,9 @@ sra_walk_function (const struct sra_walk_fns *fns) as a USE of the variable on the RHS of this assignment. */ t = TREE_OPERAND (stmt, 0); - if (TREE_CODE (t) == GIMPLE_MODIFY_STMT) + if (t == NULL_TREE) + ; + else if (TREE_CODE (t) == GIMPLE_MODIFY_STMT) sra_walk_expr (&GIMPLE_STMT_OPERAND (t, 1), &si, false, fns); else sra_walk_expr (&TREE_OPERAND (stmt, 0), &si, false, fns); @@ -2374,7 +2377,7 @@ struct tree_opt_pass pass_sra = NULL, /* next */ 0, /* static_pass_number */ TV_TREE_SRA, /* tv_id */ - PROP_cfg | PROP_ssa | PROP_alias, /* properties_required */ + PROP_cfg | PROP_ssa, /* properties_required */ 0, /* properties_provided */ 0, /* properties_destroyed */ 0, /* todo_flags_start */ |