diff options
| 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 | |
| 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
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/passes.c | 1 | ||||
| -rw-r--r-- | gcc/tree-sra.c | 11 |
3 files changed, 14 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 99fcc33..c8befd2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-01-27 Jan Hubicka <jh@suse.cz> + + * 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 + 2007-01-27 Steven Bosscher <steven@gcc.gnu.org> * tracer.c (rest_of_handle_tracer): We already cleaned diff --git a/gcc/passes.c b/gcc/passes.c index 5333bea..f1a702e 100644 --- a/gcc/passes.c +++ b/gcc/passes.c @@ -496,6 +496,7 @@ init_optimization_passes (void) NEXT_PASS (pass_ccp); NEXT_PASS (pass_forwprop); + NEXT_PASS (pass_sra); NEXT_PASS (pass_copy_prop); NEXT_PASS (pass_merge_phi); NEXT_PASS (pass_dce); 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 */ |