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Make-lang.in (objc-lang.o): Depend on tree-gimple.h.

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2005-04-13  Dale Johannesen  <dalej@apple.com>

        * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
        (objc-act.o):  Ditto.
        * objc/objc-act.c (objc_gimplify_expr):  New.
        (objc_get_callee_fndecl):  New.
        * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
        * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
        (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.

From-SVN: r98105
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Dale Johannesen 2005-04-13 19:28:31 +00:00 committed by Dale Johannesen
parent f3b2c50692
commit 43f479d63f
5 changed files with 70 additions and 2 deletions
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10
gcc/ChangeLog
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@ -1,3 +1,13 @@
2005-04-13 Dale Johannesen <dalej@apple.com>
* objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
(objc-act.o): Ditto.
* objc/objc-act.c (objc_gimplify_expr): New.
(objc_get_callee_fndecl): New.
* objc/objc-act.h: Include tree-gimple.h. Declare new functions.
* objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
(LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2005-04-13 Devang Patel <dpatel@apple.com>
* tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra

4
gcc/objc/Make-lang.in
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@ -60,13 +60,13 @@ objc/objc-lang.o : objc/objc-lang.c \
$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
$(C_TREE_H) $(C_PRETTY_PRINT_H) $(DIAGNOSTIC_H) \
$(GGC_H) langhooks.h $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-objc.h \
c-objc-common.h objc/objc-act.h
c-objc-common.h objc/objc-act.h tree-gimple.h
objc/objc-act.o : objc/objc-act.c \
$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(RTL_H) $(TM_P_H) \
$(EXPR_H) $(TARGET_H) $(C_TREE_H) diagnostic.h toplev.h flags.h \
objc/objc-act.h input.h function.h output.h debug.h langhooks.h \
$(LANGHOOKS_DEF_H) $(HASHTAB_H) c-pragma.h gt-objc-objc-act.h
$(LANGHOOKS_DEF_H) $(HASHTAB_H) c-pragma.h gt-objc-objc-act.h tree-gimple.h
objc.srcextra:

49
gcc/objc/objc-act.c
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@ -8569,4 +8569,53 @@ objc_lookup_ivar (tree other, tree id)
return build_ivar_reference (id);
}
/* Look for the special case of OBJC_TYPE_REF with the address of
a function in OBJ_TYPE_REF_EXPR (presumably objc_msgSend or one
of its cousins). */
enum gimplify_status objc_gimplify_expr (tree *expr_p, tree *pre_p,
tree *post_p)
{
enum gimplify_status r0, r1;
if (TREE_CODE (*expr_p) == OBJ_TYPE_REF
&& TREE_CODE (OBJ_TYPE_REF_EXPR (*expr_p)) == ADDR_EXPR
&& TREE_CODE (TREE_OPERAND (OBJ_TYPE_REF_EXPR (*expr_p), 0))
== FUNCTION_DECL)
{
/* Postincrements in OBJ_TYPE_REF_OBJECT don't affect the
value of the OBJ_TYPE_REF, so force them to be emitted
during subexpression evaluation rather than after the
OBJ_TYPE_REF. This permits objc_msgSend calls in Objective
C to use direct rather than indirect calls when the
object expression has a postincrement. */
r0 = gimplify_expr (&OBJ_TYPE_REF_OBJECT (*expr_p), pre_p, NULL,
is_gimple_val, fb_rvalue);
r1 = gimplify_expr (&OBJ_TYPE_REF_EXPR (*expr_p), pre_p, post_p,
is_gimple_val, fb_rvalue);
return MIN (r0, r1);
}
return c_gimplify_expr (expr_p, pre_p, post_p);
}
/* Given a CALL expression, find the function being called. The ObjC
version looks for the OBJ_TYPE_REF_EXPR which is used for objc_msgSend. */
tree
objc_get_callee_fndecl (tree call_expr)
{
tree addr = TREE_OPERAND (call_expr, 0);
if (TREE_CODE (addr) != OBJ_TYPE_REF)
return 0;
addr = OBJ_TYPE_REF_EXPR (addr);
/* If the address is just `&f' for some function `f', then we know
that `f' is being called. */
if (TREE_CODE (addr) == ADDR_EXPR
&& TREE_CODE (TREE_OPERAND (addr, 0)) == FUNCTION_DECL)
return TREE_OPERAND (addr, 0);
return 0;
}
#include "gt-objc-objc-act.h"

5
gcc/objc/objc-act.h
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@ -22,13 +22,18 @@ Boston, MA 02111-1307, USA. */
#ifndef GCC_OBJC_ACT_H
#define GCC_OBJC_ACT_H
/* For enum gimplify_status */
#include "tree-gimple.h"
/*** Language hooks ***/
bool objc_init (void);
const char *objc_printable_name (tree, int);
tree objc_get_callee_fndecl (tree);
void objc_finish_file (void);
tree objc_fold_obj_type_ref (tree, tree);
int objc_types_compatible_p (tree, tree);
enum gimplify_status objc_gimplify_expr (tree *, tree *, tree *);
/* NB: The remaining public functions are prototyped in c-common.h, for the
benefit of stub-objc.c and objc-act.c. */

4
gcc/objc/objc-lang.c
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@ -47,6 +47,10 @@ enum c_language_kind c_language = clk_objc;
#define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name
#undef LANG_HOOKS_TYPES_COMPATIBLE_P
#define LANG_HOOKS_TYPES_COMPATIBLE_P objc_types_compatible_p
#undef LANG_HOOKS_GIMPLIFY_EXPR
#define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
#undef LANG_HOOKS_GET_CALLEE_FNDECL
#define LANG_HOOKS_GET_CALLEE_FNDECL objc_get_callee_fndecl
/* Each front end provides its own lang hook initializer. */
const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;