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cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New. 

* config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
	(TARGET_STRUCT_VALUE_RTX): Likewise.
	(cris_struct_value_rtx): Likewise.
	* config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
	(CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
	STRUCT_VALUE_REGNUM.
	(STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.

From-SVN: r76525
This commit is contained in:
Kazu Hirata 2004-01-24 22:27:20 +00:00 committed by Kazu Hirata
parent 8cd2bdca39
commit a2fef3a4f2
3 changed files with 37 additions and 9 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
* config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
(TARGET_STRUCT_VALUE_RTX): Likewise.
(cris_struct_value_rtx): Likewise.
* config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
(CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
STRUCT_VALUE_REGNUM.
(STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
2004-01-24 Ian Lance Taylor <ian@wasabisystems.com>
PR bootstrap/13848

17
gcc/config/cris/cris.c
View File

@ -92,6 +92,8 @@ static void cris_print_index (rtx, FILE *);
static struct machine_function * cris_init_machine_status (void);
static rtx cris_struct_value_rtx (tree, int);
static int cris_initial_frame_pointer_offset (void);
static int saved_regs_mentioned (rtx);
@ -176,6 +178,12 @@ int cris_cpu_version = CRIS_DEFAULT_CPU_VERSION;
#undef TARGET_ADDRESS_COST
#define TARGET_ADDRESS_COST cris_address_cost
#undef TARGET_PROMOTE_FUNCTION_ARGS
#define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_true
#undef TARGET_STRUCT_VALUE_RTX
#define TARGET_STRUCT_VALUE_RTX cris_struct_value_rtx
struct gcc_target targetm = TARGET_INITIALIZER;
/* Predicate functions. */
@ -3177,6 +3185,15 @@ restart:
}
}
/* Worker function for TARGET_STRUCT_VALUE_RTX. */
static rtx
cris_struct_value_rtx (tree fntype ATTRIBUTE_UNUSED,
int incoming ATTRIBUTE_UNUSED)
{
return gen_rtx_REG (Pmode, CRIS_STRUCT_VALUE_REGNUM);
}
#if 0
/* Various small functions to replace macros. Only called from a
debugger. They might collide with gcc functions or system functions,

19
gcc/config/cris/cris.h
View File

@ -1,5 +1,6 @@
/* Definitions for GCC. Part of the machine description for CRIS.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Contributed by Axis Communications. Written by Hans-Peter Nilsson.
This file is part of GCC.
@ -476,7 +477,8 @@ extern int target_flags;
#define UNITS_PER_WORD 4
/* A combination of defining PROMOTE_MODE, PROMOTE_FUNCTION_ARGS,
/* A combination of defining PROMOTE_MODE,
TARGET_PROMOTE_FUNCTION_ARGS that always returns true,
PROMOTE_FOR_CALL_ONLY and *not* defining PROMOTE_PROTOTYPES gives the
best code size and speed for gcc, ipps and products in gcc-2.7.2. */
#define CRIS_PROMOTED_MODE(MODE, UNSIGNEDP, TYPE) \
@ -486,14 +488,12 @@ extern int target_flags;
#define PROMOTE_MODE(MODE, UNSIGNEDP, TYPE) \
(MODE) = CRIS_PROMOTED_MODE (MODE, UNSIGNEDP, TYPE)
#define PROMOTE_FUNCTION_ARGS
/* Defining PROMOTE_FUNCTION_RETURN in gcc-2.7.2 uncovers bug 981110 (even
if defining FUNCTION_VALUE with MODE as PROMOTED_MODE ;-)
FIXME: Report this when cris.h is part of GCC, so others can easily
see the problem. Maybe check other systems that define
PROMOTE_FUNCTION_RETURN. */
TARGET_PROMOTE_FUNCTION_RETURN that always returns true. */
#define PROMOTE_FOR_CALL_ONLY
/* We will be using prototype promotion, so they will be 32 bit. */
@ -832,7 +832,7 @@ enum reg_class {NO_REGS, ALL_REGS, LIM_REG_CLASSES};
(IN_RANGE ((N), 0, 3) ? (CRIS_FIRST_ARG_REG + 3 - (N)) : INVALID_REGNUM)
/* Store the stack adjustment in the structure-return-address register. */
#define CRIS_STACKADJ_REG STRUCT_VALUE_REGNUM
#define CRIS_STACKADJ_REG CRIS_STRUCT_VALUE_REGNUM
#define EH_RETURN_STACKADJ_RTX gen_rtx_REG (SImode, CRIS_STACKADJ_REG)
#define EH_RETURN_HANDLER_RTX \
@ -897,8 +897,9 @@ enum reg_class {NO_REGS, ALL_REGS, LIM_REG_CLASSES};
/* Node: Stack Arguments */
/* Since many parameters take up one register each in any case,
PROMOTE_PROTOTYPES would seem like a good idea, but measurements
indicate that a combination using PROMOTE_MODE is better. */
defining TARGET_PROMOTE_PROTOTYPES that always returns true would
seem like a good idea, but measurements indicate that a combination
using PROMOTE_MODE is better. */
#define ACCUMULATE_OUTGOING_ARGS 1
@ -992,7 +993,7 @@ struct cum_args {int regs;};
((unsigned) int_size_in_bytes (TYPE) > CRIS_MAX_ARGS_IN_REGS * UNITS_PER_WORD)
#endif
#define STRUCT_VALUE_REGNUM ((CRIS_FIRST_ARG_REG) - 1)
#define CRIS_STRUCT_VALUE_REGNUM ((CRIS_FIRST_ARG_REG) - 1)
/* Node: Caller Saves */