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authorrakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4>2004-09-05 09:25:37 +0000
committerrakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4>2004-09-05 09:25:37 +0000
commitdec41e985c71854a2c59159966a63a2c3455b079 (patch)
tree5fe97f05e5fc6b7356f52252207207aa904b781f /gcc/common.opt
parentf7405bb8498bf3795c0caf032fdd247b33dddc5c (diff)
downloadgcc-dec41e985c71854a2c59159966a63a2c3455b079.tar.gz
* tree-ssa-loop-ivopts.c: New file.
* Makefile.in (tree-ssa-loop-ivopts.c): Add. * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost, target_pres_cost, target_spill_cost): Declare. * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost, spill_cost): Renamed to ... (target_avail_regs, target_res_regs, target_small_cost, target_pres_cost, target_spill_cost): ... and exported. (init_set_costs, global_cost_for_size): Work with renamed variables. * common.opt (flag_ivopts): New flag. * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle REF_ORIGINAL. * gimplify.c (struct gimplify_ctx): Add into_ssa field. (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support generating SSA form. (force_gimple_operand): New function. * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar. * tree-cfg.c (stmt_bsi): New function. * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND, PARAM_IV_MAX_CONSIDERED_USES): New. * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge, bsi_insert_on_edge_immediate_loop. standard_iv_increment_position, ip_end_pos, ip_normal_pos, force_gimple_operand): Declare. * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names. * tree-nested.c (build_addr): Export. * tree-optimize.c (init_tree_optimization_passes): Add pass_iv_optimize. * tree-pass.h (pass_iv_optimize): Declare. * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and IMAGPART_EXPR. * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable as a phi node argument. (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop, ip_end_pos, ip_normal_pos, standard_iv_increment_position): New functions. * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export. * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts, pass_iv_optimize): New pass. * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL. * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL. * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions. * tree.h (REF_ORIGINAL): New macro. (build_int_cst_type, unsigned_type_for, zero_p, cst_and_fits_in_hwi, build_addr): Declare. * doc/invoke.texi (-fivopts): Document. (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND, PARAM_IV_MAX_CONSIDERED_USES): Document. * doc/passes.texi: Document induction variable optimizations pass. * gcc.dg/tree-ssa/loop-2.c: New test. * gcc.dg/tree-ssa/loop-3.c: New test. * gcc.dg/tree-ssa/loop-4.c: New test. * gcc.dg/tree-ssa/loop-5.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@87100 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common.opt')
-rw-r--r--gcc/common.opt4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt
index a74921df92a..00c0ca30007 100644
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -472,6 +472,10 @@ finstrument-functions
Common Report Var(flag_instrument_function_entry_exit)
Instrument function entry and exit with profiling calls
+fivopts
+Common Report Var(flag_ivopts) Init(1)
+Optimize induction variables on trees
+
fkeep-inline-functions
Common Report Var(flag_keep_inline_functions)
Generate code for functions even if they are fully inlined