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Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.

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* Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
	* tree-ssa-loop-ivopts.c: Include langhooks.h.
	(add_standard_iv_candidates_for_size): New function, extracting code
	from add_standard_iv_candidates and parameterizing it by type size.
	(add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.

From-SVN: r97571
This commit is contained in:
Richard Sandiford 2005-04-04 19:42:51 +00:00 committed by Richard Sandiford
parent 251e2ff23f
commit 39b4020ca1
3 changed files with 26 additions and 12 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2004-04-04 Richard Sandiford <rsandifo@redhat.com>
* Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
* tree-ssa-loop-ivopts.c: Include langhooks.h.
(add_standard_iv_candidates_for_size): New function, extracting code
from add_standard_iv_candidates and parameterizing it by type size.
(add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2004-04-04 Richard Sandiford <rsandifo@redhat.com>
* system.h (GCOV_SIZE_TYPE): Unposion.

2
gcc/Makefile.in
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@ -1746,7 +1746,7 @@ tree-ssa-loop-ivopts.o : tree-ssa-loop-ivopts.c $(TREE_FLOW_H) $(CONFIG_H) \
$(SYSTEM_H) $(RTL_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) varray.h $(EXPR_H) \
output.h diagnostic.h $(TIMEVAR_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \
tree-pass.h $(GGC_H) $(RECOG_H) insn-config.h $(HASHTAB_H) $(SCEV_H) \
cfgloop.h $(PARAMS_H) sbitmap.h
cfgloop.h $(PARAMS_H) sbitmap.h langhooks.h
tree-ssa-loop-manip.o : tree-ssa-loop-manip.c $(TREE_FLOW_H) $(CONFIG_H) \
$(SYSTEM_H) $(RTL_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) \
output.h diagnostic.h $(TIMEVAR_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \

28
gcc/tree-ssa-loop-ivopts.c
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@ -88,6 +88,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#include "tree-scalar-evolution.h"
#include "cfgloop.h"
#include "params.h"
#include "langhooks.h"
/* The infinite cost. */
#define INFTY 10000000
@ -1980,23 +1981,28 @@ add_candidate (struct ivopts_data *data,
add_candidate_1 (data, base, step, important, IP_END, use, NULL_TREE);
}
/* Add a standard "0 + 1 * iteration" iv candidate for a
type with SIZE bits. */
static void
add_standard_iv_candidates_for_size (struct ivopts_data *data,
unsigned int size)
{
tree type = lang_hooks.types.type_for_size (size, true);
add_candidate (data, build_int_cst (type, 0), build_int_cst (type, 1),
true, NULL);
}
/* Adds standard iv candidates. */
static void
add_standard_iv_candidates (struct ivopts_data *data)
{
/* Add 0 + 1 * iteration candidate. */
add_candidate (data,
build_int_cst (unsigned_intSI_type_node, 0),
build_int_cst (unsigned_intSI_type_node, 1),
true, NULL);
add_standard_iv_candidates_for_size (data, INT_TYPE_SIZE);
/* The same for a long type if it is still fast enough. */
if (BITS_PER_WORD > 32)
add_candidate (data,
build_int_cst (unsigned_intDI_type_node, 0),
build_int_cst (unsigned_intDI_type_node, 1),
true, NULL);
/* The same for a double-integer type if it is still fast enough. */
if (BITS_PER_WORD >= INT_TYPE_SIZE * 2)
add_standard_iv_candidates_for_size (data, INT_TYPE_SIZE * 2);
}