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gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold builtins if it is true.

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2010-09-22  Martin Jambor  <mjambor@suse.cz>

	* gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold
	builtins if it is true.
	(fold_stmt_1): Call, fold_gimple_call always, pass inplace as a
	parameter.

From-SVN: r164517
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Martin Jambor 2010-09-22 11:02:48 +02:00 committed by Martin Jambor
parent bbaee6884c
commit 23c1da7a37
2 changed files with 10 additions and 6 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2010-09-22 Martin Jambor <mjambor@suse.cz>
* gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold
builtins if it is true.
(fold_stmt_1): Call, fold_gimple_call always, pass inplace as a
parameter.
2010-09-22 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (struct access): New field grp_no_warning.

9
gcc/gimple-fold.c
View File

@ -1486,7 +1486,7 @@ gimple_fold_obj_type_ref (tree ref, tree known_type)
It is assumed that the operands have been previously folded. */
static bool
fold_gimple_call (gimple_stmt_iterator *gsi)
fold_gimple_call (gimple_stmt_iterator *gsi, bool inplace)
{
gimple stmt = gsi_stmt (*gsi);
@ -1494,7 +1494,7 @@ fold_gimple_call (gimple_stmt_iterator *gsi)
/* Check for builtins that CCP can handle using information not
available in the generic fold routines. */
if (callee && DECL_BUILT_IN (callee))
if (!inplace && callee && DECL_BUILT_IN (callee))
{
tree result = gimple_fold_builtin (stmt);
@ -1511,7 +1511,6 @@ fold_gimple_call (gimple_stmt_iterator *gsi)
there requires that we create a new CALL_EXPR, and that requires
copying EH region info to the new node. Easier to just do it
here where we can just smash the call operand. */
/* ??? Is there a good reason not to do this in fold_stmt_inplace? */
callee = gimple_call_fn (stmt);
if (TREE_CODE (callee) == OBJ_TYPE_REF
&& TREE_CODE (OBJ_TYPE_REF_OBJECT (callee)) == ADDR_EXPR)
@ -1578,9 +1577,7 @@ fold_stmt_1 (gimple_stmt_iterator *gsi, bool inplace)
changed = true;
}
}
/* The entire statement may be replaced in this case. */
if (!inplace)
changed |= fold_gimple_call (gsi);
changed |= fold_gimple_call (gsi, inplace);
break;
case GIMPLE_ASM: