[apple/libc.git] / gen.subproj / ppc.subproj / genassym.h

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * genassym.h -- macros of use with genassym.c and assymdefs.c
 */

#import	<architecture/ppc/reg_help.h>
#import	<architecture/ppc/macro_help.h>

#define	PRINT_OFFSET(ptr_type, field)					\
MACRO_BEGIN								\
	print_define("", #ptr_type, #field);				\
	print_hex((unsigned) &(((ptr_type)0)->field));			\
MACRO_END

#define	PRINT_BIT_FIELD(reg_type, field)				\
MACRO_BEGIN								\
	reg_type __reg;							\
	CONTENTS(__reg) = 0;						\
	__reg.field = (typeof (__reg.field)) -1;			\
	print_define("", #reg_type, #field);				\
	print_hex(CONTENTS(__reg));					\
MACRO_END

#define	PRINT_ENUM(item)						\
MACRO_BEGIN								\
	print_define("", "", #item);					\
	print_hex((unsigned)item);					\
MACRO_END

#define	PRINT_DEFINE(macro)						\
MACRO_BEGIN								\
	print_define("", "", #macro);					\
	print_str(STRINGIFY(macro));					\
MACRO_END

#define	PRINT_CONSTANT(macro)						\
MACRO_BEGIN								\
	print_define("", "", #macro);					\
	print_hex((unsigned)macro);					\
MACRO_END

#define	PRINT_REGADDR(macro)						\
MACRO_BEGIN								\
	print_define("", "", #macro);					\
	print_hex((unsigned) &macro);					\
MACRO_END

#define	PRINT_REG_PAIR(struct_ptr, name0, name1)			\
MACRO_BEGIN								\
	print_define("", #struct_ptr, #name0 "_" #name1);		\
	print_hex((unsigned) &(((struct_ptr)0)->U_##name0##_##name1));	\
MACRO_END

#define	PRINT_BIT_POS(reg_type, field)					\
MACRO_BEGIN								\
	reg_type __reg;							\
	CONTENTS(__reg) = 0;						\
	__reg.field = 1;						\
	print_define("", #reg_type, #field "_BIT");			\
	print_dec((int) bit_num(#reg_type, #field, CONTENTS(__reg)));	\
MACRO_END

#define	PRINT_FIELD_INFO(reg_type, field)				\
MACRO_BEGIN								\
	reg_type __reg;							\
	CONTENTS(__reg) = 0;						\
	__reg.field = -1;						\
	print_define("", #reg_type, #field "_OFF");			\
	print_dec((int) bit_num(#reg_type, #field, CONTENTS(__reg)));	\
	print_define("", #reg_type, #field "_WIDTH");			\
	print_dec((int) field_width(#reg_type, #field, CONTENTS(__reg)));\
MACRO_END

#define	PRINT_L2_SIZE(type)						\
MACRO_BEGIN								\
	print_define("L2_SIZEOF", #type, "");				\
	print_dec((int) log2(sizeof(type), #type));			\
MACRO_END

#define	PRINT_SIZEOF(type)						\
MACRO_BEGIN								\
	print_define("SIZEOF", #type, "");				\
	print_dec((int) sizeof(type));					\
MACRO_END

#define	PRINT_L2_CONSTANT(macro)					\
MACRO_BEGIN								\
	print_define("L2", "", #macro);					\
	print_dec((int) log2(macro, #macro));				\
MACRO_END

typedef enum {
	MAJOR, MINOR
} cmt_level_t;

extern void comment(cmt_level_t level, const char *cmt);
extern void print_define(const char *prefix, const char *type_name,
 const char *field);
extern void print_dec(int val);
extern void print_hex(unsigned val);
extern void print_str(const char *str);
extern unsigned bit_num(char *reg_type, char *field, unsigned bits);
extern unsigned field_width(char *reg_type, char *field, unsigned bits);
extern unsigned log2(unsigned val, char *type);
extern void assymdefs(void);
Commit	Line	Data
e9ce8d39 A	1	/*
	2	* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/*
	23	* genassym.h -- macros of use with genassym.c and assymdefs.c
	24	*/
	25
	26	#import <architecture/ppc/reg_help.h>
	27	#import <architecture/ppc/macro_help.h>
	28
	29	#define PRINT_OFFSET(ptr_type, field) \
	30	MACRO_BEGIN \
	31	print_define("", #ptr_type, #field); \
	32	print_hex((unsigned) &(((ptr_type)0)->field)); \
	33	MACRO_END
	34
	35	#define PRINT_BIT_FIELD(reg_type, field) \
	36	MACRO_BEGIN \
	37	reg_type __reg; \
	38	CONTENTS(__reg) = 0; \
	39	__reg.field = (typeof (__reg.field)) -1; \
	40	print_define("", #reg_type, #field); \
	41	print_hex(CONTENTS(__reg)); \
	42	MACRO_END
	43
	44	#define PRINT_ENUM(item) \
	45	MACRO_BEGIN \
	46	print_define("", "", #item); \
	47	print_hex((unsigned)item); \
	48	MACRO_END
	49
	50	#define PRINT_DEFINE(macro) \
	51	MACRO_BEGIN \
	52	print_define("", "", #macro); \
	53	print_str(STRINGIFY(macro)); \
	54	MACRO_END
	55
	56	#define PRINT_CONSTANT(macro) \
	57	MACRO_BEGIN \
	58	print_define("", "", #macro); \
	59	print_hex((unsigned)macro); \
	60	MACRO_END
	61
	62	#define PRINT_REGADDR(macro) \
	63	MACRO_BEGIN \
	64	print_define("", "", #macro); \
65	print_hex((unsigned) &macro); \
66	MACRO_END
67
68	#define PRINT_REG_PAIR(struct_ptr, name0, name1) \
69	MACRO_BEGIN \
70	print_define("", #struct_ptr, #name0 "_" #name1); \
71	print_hex((unsigned) &(((struct_ptr)0)->U_##name0##_##name1)); \
72	MACRO_END
73
74	#define PRINT_BIT_POS(reg_type, field) \
75	MACRO_BEGIN \
76	reg_type __reg; \
77	CONTENTS(__reg) = 0; \
78	__reg.field = 1; \
79	print_define("", #reg_type, #field "_BIT"); \
80	print_dec((int) bit_num(#reg_type, #field, CONTENTS(__reg))); \
81	MACRO_END
82
83	#define PRINT_FIELD_INFO(reg_type, field) \
84	MACRO_BEGIN \
85	reg_type __reg; \
86	CONTENTS(__reg) = 0; \
87	__reg.field = -1; \
88	print_define("", #reg_type, #field "_OFF"); \
89	print_dec((int) bit_num(#reg_type, #field, CONTENTS(__reg))); \
90	print_define("", #reg_type, #field "_WIDTH"); \
91	print_dec((int) field_width(#reg_type, #field, CONTENTS(__reg)));\
92	MACRO_END
93
94	#define PRINT_L2_SIZE(type) \
95	MACRO_BEGIN \
96	print_define("L2_SIZEOF", #type, ""); \
97	print_dec((int) log2(sizeof(type), #type)); \
98	MACRO_END
99
100	#define PRINT_SIZEOF(type) \
101	MACRO_BEGIN \
102	print_define("SIZEOF", #type, ""); \
103	print_dec((int) sizeof(type)); \
104	MACRO_END
105
106	#define PRINT_L2_CONSTANT(macro) \
107	MACRO_BEGIN \
108	print_define("L2", "", #macro); \
109	print_dec((int) log2(macro, #macro)); \
110	MACRO_END
111
112	typedef enum {
113	MAJOR, MINOR
114	} cmt_level_t;
115
116	extern void comment(cmt_level_t level, const char *cmt);
117	extern void print_define(const char prefix, const char type_name,
118	const char *field);
119	extern void print_dec(int val);
120	extern void print_hex(unsigned val);
121	extern void print_str(const char *str);
122	extern unsigned bit_num(char reg_type, char field, unsigned bits);
123	extern unsigned field_width(char reg_type, char field, unsigned bits);
124	extern unsigned log2(unsigned val, char *type);
125	extern void assymdefs(void);
126