ipa-prop.c (prune_expression_for_jf): New function.

2012-09-19  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (prune_expression_for_jf): New function.
	(ipa_set_jf_constant): Use it.
	(ipa_set_jf_arith_pass_through): Likewise.
	(determine_known_aggregate_parts): Likewise.

From-SVN: r191502
This commit is contained in:
Martin Jambor 2012-09-19 23:46:47 +02:00 committed by Martin Jambor
parent d91491e516
commit 7f7c819092
2 changed files with 23 additions and 3 deletions

View File

@ -1,3 +1,10 @@
2012-09-19 Martin Jambor <mjambor@suse.cz>
* ipa-prop.c (prune_expression_for_jf): New function.
(ipa_set_jf_constant): Use it.
(ipa_set_jf_arith_pass_through): Likewise.
(determine_known_aggregate_parts): Likewise.
2012-09-19 Steve Ellcey <sellcey@mips.com>
* config.gcc (mips*-mti-elf*): New target.

View File

@ -287,6 +287,19 @@ ipa_print_all_jump_functions (FILE *f)
}
}
/* Return the expression tree EXPR unshared and with location stripped off. */
static tree
prune_expression_for_jf (tree exp)
{
if (EXPR_P (exp))
{
exp = unshare_expr (exp);
SET_EXPR_LOCATION (exp, UNKNOWN_LOCATION);
}
return exp;
}
/* Set JFUNC to be a known type jump function. */
static void
@ -308,7 +321,7 @@ ipa_set_jf_constant (struct ipa_jump_func *jfunc, tree constant)
if (constant && EXPR_P (constant))
SET_EXPR_LOCATION (constant, UNKNOWN_LOCATION);
jfunc->type = IPA_JF_CONST;
jfunc->value.constant = constant;
jfunc->value.constant = prune_expression_for_jf (constant);
}
/* Set JFUNC to be a simple pass-through jump function. */
@ -330,7 +343,7 @@ ipa_set_jf_arith_pass_through (struct ipa_jump_func *jfunc, int formal_id,
tree operand, enum tree_code operation)
{
jfunc->type = IPA_JF_PASS_THROUGH;
jfunc->value.pass_through.operand = operand;
jfunc->value.pass_through.operand = prune_expression_for_jf (operand);
jfunc->value.pass_through.formal_id = formal_id;
jfunc->value.pass_through.operation = operation;
jfunc->value.pass_through.agg_preserved = false;
@ -1347,7 +1360,7 @@ determine_known_aggregate_parts (gimple call, tree arg,
{
struct ipa_agg_jf_item item;
item.offset = list->offset - arg_offset;
item.value = list->constant;
item.value = prune_expression_for_jf (list->constant);
VEC_quick_push (ipa_agg_jf_item_t, jfunc->agg.items, item);
}
list = list->next;