* unroll.c: Removed.

	* loop.h: Removed.
	* Makefile.in (LOOP_H, unroll.o): Removed.
	(toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
	dependency.
	* alias.c (init_alias_analysis): Remove flag_old_unroll_loops
	reference.
	* cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
	* common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
	* loop.c: Do not include loop.h.
	(LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
	REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
	struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
	REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
	struct loop_regs, struct loop_movables, struct loop_info): Moved
	from loop.h.
	(back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
	reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
	find_common_reg_term, loop_iterations, final_giv_value): Moved
	from unroll.c.
	(uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
	loop_dump_stream, for_each_insn_in_loop, express_from,
	extend_value_for_giv, loop_iv_add_mult_emit_before,
	loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
	loop_insn_first_p, get_condition_for_loop,
	loop_insn_emit_before, loop_insn_hoist,
	loop_insn_sink): Made static.
	(loop_invariant_p): Made static.  Removed flag_old_unroll_loops
	reference.
	(strength_reduce): Do not call unroller.
	(record_giv): Do not initialize unrolled field.
	(prescan_loop): Do not set loop_info->preconditioned.
	* passes.c: Do not include loop.h.
	(rest_of_handle_loop_optimize): Do not call unroller.
	* predict.c: Do not include loop.h.
	* rtl.h (NOTE_PRECONDITIONED): Removed.
	* stmt.c: Do not include loop.h.
	* toplev.c: Do not include loop.h.
	(process_options): Do not handle flag_old_unroll_loops.

	* doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
	Documentation removed.
	* doc/passes.texi (unroll.c, loop.h): Documentation removed.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@87485 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 1 insertions, 19 deletions

diff --git a/gcc/toplev.c b/gcc/toplev.c
index f63e80ba48e..1dbe25dc5ca 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -61,7 +61,6 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include "intl.h"
 #include "ggc.h"
 #include "graph.h"
-#include "loop.h"
 #include "regs.h"
 #include "timevar.h"
 #include "diagnostic.h"
@@ -1684,24 +1683,7 @@ process_options (void)
   if (flag_unroll_all_loops)
     flag_unroll_loops = 1;
 
-  if (flag_unroll_loops)
-    {
-      flag_old_unroll_loops = 0;
-      flag_old_unroll_all_loops = 0;
-    }
-
-  if (flag_old_unroll_all_loops)
-    flag_old_unroll_loops = 1;
-
-  /* Old loop unrolling requires that strength_reduction be on also.  Silently
-     turn on strength reduction here if it isn't already on.  Also, the loop
-     unrolling code assumes that cse will be run after loop, so that must
-     be turned on also.  */
-  if (flag_old_unroll_loops)
-    {
-      flag_strength_reduce = 1;
-      flag_rerun_cse_after_loop = 1;
-    }
+  /* The loop unrolling code assumes that cse will be run after loop.  */
   if (flag_unroll_loops || flag_peel_loops)
     flag_rerun_cse_after_loop = 1;