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m32r.c (m32r_function_value, [...]): New functions.

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* config/m32r/m32r.c (m32r_function_value, m32r_libcall_value,
	m32r_function_value_regno_p): New functions.
	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
	TARGET_FUNCTION_VALUE_REGNO_P): Declare.
	* config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE,
	FUNCTION_VALUE_REGNO_P): Remove.

From-SVN: r163864
This commit is contained in:
Anatoly Sokolov 2010-09-04 23:22:24 +04:00 • committed by Anatoly Sokolov
parent e060847174
commit 8c9cb6e652
3 changed files with 50 additions and 16 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2010-09-04 Anatoly Sokolov <aesok@post.ru>
* config/m32r/m32r.c (m32r_function_value, m32r_libcall_value,
m32r_function_value_regno_p): New functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
TARGET_FUNCTION_VALUE_REGNO_P): Declare.
* config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE,
FUNCTION_VALUE_REGNO_P): Remove.
2010-09-04 Jan Hubicka <jh@suse.cz>
* gimple-fold.c (maybe_fold_reference): Use fold_const_aggregate_ref.

40
gcc/config/m32r/m32r.c
View file

@ -82,6 +82,9 @@ static int m32r_issue_rate (void);
static void m32r_encode_section_info (tree, rtx, int);
static bool m32r_in_small_data_p (const_tree);
static bool m32r_return_in_memory (const_tree, const_tree);
static rtx m32r_function_value (const_tree, const_tree, bool);
static rtx m32r_libcall_value (enum machine_mode, const_rtx);
static bool m32r_function_value_regno_p (const unsigned int);
static void m32r_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode,
tree, int *, int);
static void init_idents (void);
@ -158,6 +161,14 @@ static const struct attribute_spec m32r_attribute_table[] =
#define TARGET_PROMOTE_PROTOTYPES hook_bool_const_tree_true
#undef TARGET_RETURN_IN_MEMORY
#define TARGET_RETURN_IN_MEMORY m32r_return_in_memory
#undef TARGET_FUNCTION_VALUE
#define TARGET_FUNCTION_VALUE m32r_function_value
#undef TARGET_LIBCALL_VALUE
#define TARGET_LIBCALL_VALUE m32r_libcall_value
#undef TARGET_FUNCTION_VALUE_REGNO_P
#define TARGET_FUNCTION_VALUE_REGNO_P m32r_function_value_regno_p
#undef TARGET_SETUP_INCOMING_VARARGS
#define TARGET_SETUP_INCOMING_VARARGS m32r_setup_incoming_varargs
#undef TARGET_MUST_PASS_IN_STACK
@ -1246,6 +1257,35 @@ m32r_return_in_memory (const_tree type, const_tree fntype ATTRIBUTE_UNUSED)
return m32r_pass_by_reference (NULL, TYPE_MODE (type), type, false);
}
/* Worker function for TARGET_FUNCTION_VALUE. */
static rtx
m32r_function_value (const_tree valtype,
const_tree fn_decl_or_type ATTRIBUTE_UNUSED,
bool outgoing ATTRIBUTE_UNUSED)
{
return gen_rtx_REG (TYPE_MODE (valtype), 0);
}
/* Worker function for TARGET_LIBCALL_VALUE. */
static rtx
m32r_libcall_value (enum machine_mode mode,
const_rtx fun ATTRIBUTE_UNUSED)
{
return gen_rtx_REG (mode, 0);
}
/* Worker function for TARGET_FUNCTION_VALUE_REGNO_P.
??? What about r1 in DI/DF values. */
static bool
m32r_function_value_regno_p (const unsigned int regno)
{
return (regno == 0);
}
/* Do any needed setup for a variadic function. For the M32R, we must
create a register parameter block, and then copy any anonymous arguments
in registers to memory.

17
gcc/config/m32r/m32r.h
View file

@ -1,6 +1,6 @@
/* Definitions of target machine for GNU compiler, Renesas M32R cpu.
Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GCC.
@ -855,21 +855,6 @@ extern enum reg_class m32r_regno_reg_class[FIRST_PSEUDO_REGISTER];
/* Function results. */
/* Define how to find the value returned by a function.
VALTYPE is the data type of the value (as a tree).
If the precise function being called is known, FUNC is its FUNCTION_DECL;
otherwise, FUNC is 0. */
#define FUNCTION_VALUE(VALTYPE, FUNC) gen_rtx_REG (TYPE_MODE (VALTYPE), 0)
/* Define how to find the value returned by a library function
assuming the value has mode MODE. */
#define LIBCALL_VALUE(MODE) gen_rtx_REG (MODE, 0)
/* 1 if N is a possible register number for a function value
as seen by the caller. */
/* ??? What about r1 in DI/DF values. */
#define FUNCTION_VALUE_REGNO_P(N) ((N) == 0)
/* Tell GCC to use TARGET_RETURN_IN_MEMORY. */
#define DEFAULT_PCC_STRUCT_RETURN 0