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2002-11-21 Andrew Cagney <cagney@redhat.com>
[deliverable/binutils-gdb.git] / gdb / config / d30v / tm-d30v.h
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3fbeef0b
AC		 1/* OBSOLETE /* Target-specific definition for the Mitsubishi D30V */
2/* OBSOLETE Copyright 1997, 1998, 1999, 2000 Free Software Foundation, Inc. */
3/* OBSOLETE */
4/* OBSOLETE This file is part of GDB. */
5/* OBSOLETE */
6/* OBSOLETE This program is free software; you can redistribute it and/or modify */
7/* OBSOLETE it under the terms of the GNU General Public License as published by */
8/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
9/* OBSOLETE (at your option) any later version. */
10/* OBSOLETE */
11/* OBSOLETE This program is distributed in the hope that it will be useful, */
12/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
13/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
14/* OBSOLETE GNU General Public License for more details. */
15/* OBSOLETE */
16/* OBSOLETE You should have received a copy of the GNU General Public License */
17/* OBSOLETE along with this program; if not, write to the Free Software */
18/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */
19/* OBSOLETE Boston, MA 02111-1307, USA. */ */
20/* OBSOLETE */
21/* OBSOLETE #ifndef TM_D30V_H */
22/* OBSOLETE #define TM_D30V_H */
23/* OBSOLETE */
24/* OBSOLETE #include "regcache.h" */
25/* OBSOLETE */
26/* OBSOLETE /* Offset from address of function to start of its code. */
27/* OBSOLETE Zero on most machines. */ */
28/* OBSOLETE */
29/* OBSOLETE #define FUNCTION_START_OFFSET 0 */
30/* OBSOLETE */
31/* OBSOLETE /* these are the addresses the D30V-EVA board maps data */ */
32/* OBSOLETE /* and instruction memory to. */ */
33/* OBSOLETE */
34/* OBSOLETE #define DMEM_START 0x20000000 */
35/* OBSOLETE #define IMEM_START 0x00000000 /* was 0x10000000 */ */
36/* OBSOLETE #define STACK_START 0x20007ffe */
37/* OBSOLETE */
38/* OBSOLETE /* Forward decls for prototypes */ */
39/* OBSOLETE struct frame_info; */
40/* OBSOLETE struct frame_saved_regs; */
41/* OBSOLETE struct type; */
42/* OBSOLETE struct value; */
43/* OBSOLETE */
44/* OBSOLETE /* Advance PC across any function entry prologue instructions */
45/* OBSOLETE to reach some "real" code. */ */
46/* OBSOLETE */
47/* OBSOLETE extern CORE_ADDR d30v_skip_prologue (CORE_ADDR); */
48/* OBSOLETE #define SKIP_PROLOGUE(ip) (d30v_skip_prologue (ip)) */
49/* OBSOLETE */
50/* OBSOLETE */
51/* OBSOLETE /* Stack grows downward. */ */
52/* OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) */
53/* OBSOLETE */
54/* OBSOLETE /* for a breakpoint, use "dbt || nop" */ */
55/* OBSOLETE #define BREAKPOINT {0x00, 0xb0, 0x00, 0x00,\ */
56/* OBSOLETE 0x00, 0xf0, 0x00, 0x00} */
57/* OBSOLETE */
58/* OBSOLETE /* If your kernel resets the pc after the trap happens you may need to */
59/* OBSOLETE define this before including this file. */ */
60/* OBSOLETE #define DECR_PC_AFTER_BREAK 0 */
61/* OBSOLETE */
62/* OBSOLETE #define REGISTER_NAMES \ */
63/* OBSOLETE { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ */
64/* OBSOLETE "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ */
65/* OBSOLETE "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ */
66/* OBSOLETE "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", \ */
67/* OBSOLETE "r32", "r33", "r34", "r35", "r36", "r37", "r38", "r39", \ */
68/* OBSOLETE "r40", "r41", "r42", "r43", "r44", "r45", "r46", "r47", \ */
69/* OBSOLETE "r48", "r49", "r50", "r51", "r52", "r53", "r54", "r55", \ */
70/* OBSOLETE "r56", "r57", "r58", "r59", "r60", "r61", "r62", "r63", \ */
71/* OBSOLETE "spi", "spu", \ */
72/* OBSOLETE "psw", "bpsw", "pc", "bpc", "dpsw", "dpc", "cr6", "rpt_c", \ */
73/* OBSOLETE "rpt_s", "rpt_e", "mod_s", "mod_e", "cr12", "cr13", "iba", "eit_vb",\ */
74/* OBSOLETE "int_s", "int_m", "a0", "a1" \ */
75/* OBSOLETE } */
76/* OBSOLETE */
77/* OBSOLETE #define NUM_REGS 86 */
78/* OBSOLETE */
79/* OBSOLETE /* Register numbers of various important registers. */
80/* OBSOLETE Note that some of these values are "real" register numbers, */
81/* OBSOLETE and correspond to the general registers of the machine, */
82/* OBSOLETE and some are "phony" register numbers which are too large */
83/* OBSOLETE to be actual register numbers as far as the user is concerned */
84/* OBSOLETE but do serve to get the desired values when passed to read_register. */ */
85/* OBSOLETE */
86/* OBSOLETE #define R0_REGNUM 0 */
87/* OBSOLETE #define FP_REGNUM 61 */
88/* OBSOLETE #define LR_REGNUM 62 */
89/* OBSOLETE #define SP_REGNUM 63 */
90/* OBSOLETE #define SPI_REGNUM 64 /* Interrupt stack pointer */ */
91/* OBSOLETE #define SPU_REGNUM 65 /* User stack pointer */ */
92/* OBSOLETE #define CREGS_START 66 */
93/* OBSOLETE */
94/* OBSOLETE #define PSW_REGNUM (CREGS_START + 0) /* psw, bpsw, or dpsw??? */ */
95/* OBSOLETE #define PSW_SM (((unsigned long)0x80000000) >> 0) /* Stack mode: 0/SPI */ */
96/* OBSOLETE /* 1/SPU */ */
97/* OBSOLETE #define PSW_EA (((unsigned long)0x80000000) >> 2) /* Execution status */ */
98/* OBSOLETE #define PSW_DB (((unsigned long)0x80000000) >> 3) /* Debug mode */ */
99/* OBSOLETE #define PSW_DS (((unsigned long)0x80000000) >> 4) /* Debug EIT status */ */
100/* OBSOLETE #define PSW_IE (((unsigned long)0x80000000) >> 5) /* Interrupt enable */ */
101/* OBSOLETE #define PSW_RP (((unsigned long)0x80000000) >> 6) /* Repeat enable */ */
102/* OBSOLETE #define PSW_MD (((unsigned long)0x80000000) >> 7) /* Modulo enable */ */
103/* OBSOLETE #define PSW_F0 (((unsigned long)0x80000000) >> 17) /* F0 flag */ */
104/* OBSOLETE #define PSW_F1 (((unsigned long)0x80000000) >> 19) /* F1 flag */ */
105/* OBSOLETE #define PSW_F2 (((unsigned long)0x80000000) >> 21) /* F2 flag */ */
106/* OBSOLETE #define PSW_F3 (((unsigned long)0x80000000) >> 23) /* F3 flag */ */
107/* OBSOLETE #define PSW_S (((unsigned long)0x80000000) >> 25) /* Saturation flag */ */
108/* OBSOLETE #define PSW_V (((unsigned long)0x80000000) >> 27) /* Overflow flag */ */
109/* OBSOLETE #define PSW_VA (((unsigned long)0x80000000) >> 29) /* Accum. overflow */ */
110/* OBSOLETE #define PSW_C (((unsigned long)0x80000000) >> 31) /* Carry/Borrow flag */ */
111/* OBSOLETE */
112/* OBSOLETE #define BPSW_REGNUM (CREGS_START + 1) /* Backup PSW (on interrupt) */ */
113/* OBSOLETE #define PC_REGNUM (CREGS_START + 2) /* pc, bpc, or dpc??? */ */
114/* OBSOLETE #define BPC_REGNUM (CREGS_START + 3) /* Backup PC (on interrupt) */ */
115/* OBSOLETE #define DPSW_REGNUM (CREGS_START + 4) /* Backup PSW (on debug trap) */ */
116/* OBSOLETE #define DPC_REGNUM (CREGS_START + 5) /* Backup PC (on debug trap) */ */
117/* OBSOLETE #define RPT_C_REGNUM (CREGS_START + 7) /* Loop count */ */
118/* OBSOLETE #define RPT_S_REGNUM (CREGS_START + 8) /* Loop start address */ */
119/* OBSOLETE #define RPT_E_REGNUM (CREGS_START + 9) /* Loop end address */ */
120/* OBSOLETE #define MOD_S_REGNUM (CREGS_START + 10) */
121/* OBSOLETE #define MOD_E_REGNUM (CREGS_START + 11) */
122/* OBSOLETE #define IBA_REGNUM (CREGS_START + 14) /* Instruction break address */ */
123/* OBSOLETE #define EIT_VB_REGNUM (CREGS_START + 15) /* Vector base address */ */
124/* OBSOLETE #define INT_S_REGNUM (CREGS_START + 16) /* Interrupt status */ */
125/* OBSOLETE #define INT_M_REGNUM (CREGS_START + 17) /* Interrupt mask */ */
126/* OBSOLETE #define A0_REGNUM 84 */
127/* OBSOLETE #define A1_REGNUM 85 */
128/* OBSOLETE */
129/* OBSOLETE /* Say how much memory is needed to store a copy of the register set */ */
130/* OBSOLETE #define REGISTER_BYTES ((NUM_REGS - 2) * 4 + 2 * 8) */
131/* OBSOLETE */
132/* OBSOLETE /* Index within `registers' of the first byte of the space for */
133/* OBSOLETE register N. */ */
134/* OBSOLETE */
135/* OBSOLETE #define REGISTER_BYTE(N) \ */
136/* OBSOLETE ( ((N) >= A0_REGNUM) ? ( ((N) - A0_REGNUM) * 8 + A0_REGNUM * 4 ) : ((N) * 4) ) */
137/* OBSOLETE */
138/* OBSOLETE /* Number of bytes of storage in the actual machine representation */
139/* OBSOLETE for register N. */ */
140/* OBSOLETE */
141/* OBSOLETE #define REGISTER_RAW_SIZE(N) ( ((N) >= A0_REGNUM) ? 8 : 4 ) */
142/* OBSOLETE */
143/* OBSOLETE /* Number of bytes of storage in the program's representation */
144/* OBSOLETE for register N. */ */
145/* OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) */
146/* OBSOLETE */
147/* OBSOLETE /* Largest value REGISTER_RAW_SIZE can have. */ */
148/* OBSOLETE */
149/* OBSOLETE #define MAX_REGISTER_RAW_SIZE 8 */
150/* OBSOLETE */
151/* OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have. */ */
152/* OBSOLETE */
153/* OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE 8 */
154/* OBSOLETE */
155/* OBSOLETE /* Return the GDB type object for the "standard" data type */
156/* OBSOLETE of data in register N. */ */
157/* OBSOLETE */
158/* OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \ */
159/* OBSOLETE ( ((N) < A0_REGNUM ) ? builtin_type_long : builtin_type_long_long) */
160/* OBSOLETE */
161/* OBSOLETE /* Writing to r0 is a noop (not an error or exception or anything like */
162/* OBSOLETE that, however). */ */
163/* OBSOLETE */
164/* OBSOLETE #define CANNOT_STORE_REGISTER(regno) ((regno) == R0_REGNUM) */
165/* OBSOLETE */
166/* OBSOLETE void d30v_do_registers_info (int regnum, int fpregs); */
167/* OBSOLETE */
168/* OBSOLETE #define DO_REGISTERS_INFO d30v_do_registers_info */
169/* OBSOLETE */
170/* OBSOLETE /* Store the address of the place in which to copy the structure the */
171/* OBSOLETE subroutine will return. This is called from call_function. */
172/* OBSOLETE */
173/* OBSOLETE We store structs through a pointer passed in R2 */ */
174/* OBSOLETE */
175/* OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) \ */
176/* OBSOLETE { write_register (2, (ADDR)); } */
177/* OBSOLETE */
178/* OBSOLETE */
179/* OBSOLETE /* Write into appropriate registers a function return value */
180/* OBSOLETE of type TYPE, given in virtual format. */
181/* OBSOLETE */
182/* OBSOLETE Things always get returned in R2/R3 */ */
183/* OBSOLETE */
184/* OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ */
185/* OBSOLETE write_register_bytes (REGISTER_BYTE(2), VALBUF, TYPE_LENGTH (TYPE)) */
186/* OBSOLETE */
187/* OBSOLETE */
188/* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */
189/* OBSOLETE the address in which a function should return its structure value, */
190/* OBSOLETE as a CORE_ADDR (or an expression that can be used as one). */ */
191/* OBSOLETE #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (((CORE_ADDR *)(REGBUF))[2]) */
192/* OBSOLETE \f */
193/* OBSOLETE */
194/* OBSOLETE /* Define other aspects of the stack frame. */
195/* OBSOLETE we keep a copy of the worked out return pc lying around, since it */
196/* OBSOLETE is a useful bit of info */ */
197/* OBSOLETE */
198/* OBSOLETE #define EXTRA_FRAME_INFO \ */
199/* OBSOLETE CORE_ADDR return_pc; \ */
200/* OBSOLETE CORE_ADDR dummy; \ */
201/* OBSOLETE int frameless; \ */
202/* OBSOLETE int size; */
203/* OBSOLETE */
204/* OBSOLETE #define INIT_EXTRA_FRAME_INFO(fromleaf, fi) \ */
205/* OBSOLETE d30v_init_extra_frame_info(fromleaf, fi) */
206/* OBSOLETE */
207/* OBSOLETE extern void d30v_init_extra_frame_info (int fromleaf, struct frame_info *fi); */
208/* OBSOLETE */
209/* OBSOLETE /* A macro that tells us whether the function invocation represented */
210/* OBSOLETE by FI does not have a frame on the stack associated with it. If it */
211/* OBSOLETE does not, FRAMELESS is set to 1, else 0. */ */
212/* OBSOLETE */
213/* OBSOLETE #define FRAMELESS_FUNCTION_INVOCATION(FI) \ */
214/* OBSOLETE (frameless_look_for_prologue (FI)) */
215/* OBSOLETE */
216/* OBSOLETE CORE_ADDR d30v_frame_chain (struct frame_info *frame); */
217/* OBSOLETE #define FRAME_CHAIN(FRAME) d30v_frame_chain(FRAME) */
218/* OBSOLETE extern int d30v_frame_chain_valid (CORE_ADDR, struct frame_info *); */
219/* OBSOLETE #define FRAME_CHAIN_VALID(chain, thisframe) d30v_frame_chain_valid (chain, thisframe) */
220/* OBSOLETE #define FRAME_SAVED_PC(FRAME) ((FRAME)->return_pc) */
221/* OBSOLETE #define FRAME_ARGS_ADDRESS(fi) (fi)->frame */
222/* OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) (fi)->frame */
223/* OBSOLETE */
224/* OBSOLETE void d30v_init_frame_pc (int fromleaf, struct frame_info *prev); */
225/* OBSOLETE #define INIT_FRAME_PC_FIRST(fromleaf, prev) d30v_init_frame_pc(fromleaf, prev) */
226/* OBSOLETE #define INIT_FRAME_PC(fromleaf, prev) /* nada */ */
227/* OBSOLETE */
228/* OBSOLETE /* Immediately after a function call, return the saved pc. We can't */ */
229/* OBSOLETE /* use frame->return_pc beause that is determined by reading R62 off the */ */
230/* OBSOLETE /* stack and that may not be written yet. */ */
231/* OBSOLETE */
232/* OBSOLETE #define SAVED_PC_AFTER_CALL(frame) (read_register(LR_REGNUM)) */
233/* OBSOLETE */
234/* OBSOLETE /* Set VAL to the number of args passed to frame described by FI. */
235/* OBSOLETE Can set VAL to -1, meaning no way to tell. */ */
236/* OBSOLETE /* We can't tell how many args there are */ */
237/* OBSOLETE */
238/* OBSOLETE #define FRAME_NUM_ARGS(fi) (-1) */
239/* OBSOLETE */
240/* OBSOLETE /* Return number of bytes at start of arglist that are not really args. */ */
241/* OBSOLETE */
242/* OBSOLETE #define FRAME_ARGS_SKIP 0 */
243/* OBSOLETE */
244/* OBSOLETE */
245/* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, */
246/* OBSOLETE the addresses of the saved registers of frame described by FRAME_INFO. */
247/* OBSOLETE This includes special registers such as pc and fp saved in special */
248/* OBSOLETE ways in the stack frame. sp is even more special: */
249/* OBSOLETE the address we return for it IS the sp for the next frame. */ */
250/* OBSOLETE */
251/* OBSOLETE #define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ */
252/* OBSOLETE d30v_frame_find_saved_regs(frame_info, &(frame_saved_regs)) */
253/* OBSOLETE */
254/* OBSOLETE extern void d30v_frame_find_saved_regs (struct frame_info *, */
255/* OBSOLETE struct frame_saved_regs *); */
256/* OBSOLETE */
257/* OBSOLETE /* DUMMY FRAMES. Need these to support inferior function calls. */
258/* OBSOLETE They work like this on D30V: */
259/* OBSOLETE First we set a breakpoint at 0 or __start. */
260/* OBSOLETE Then we push all the registers onto the stack. */
261/* OBSOLETE Then put the function arguments in the proper registers and set r13 */
262/* OBSOLETE to our breakpoint address. */
263/* OBSOLETE Finally call the function directly. */
264/* OBSOLETE When it hits the breakpoint, clear the break point and pop the old */
265/* OBSOLETE register contents off the stack. */ */
266/* OBSOLETE */
267/* OBSOLETE #define CALL_DUMMY { 0 } */
268/* OBSOLETE #define PUSH_DUMMY_FRAME */
269/* OBSOLETE #define CALL_DUMMY_START_OFFSET 0 */
270/* OBSOLETE #define CALL_DUMMY_LOCATION AT_ENTRY_POINT */
271/* OBSOLETE #define CALL_DUMMY_BREAKPOINT_OFFSET (0) */
272/* OBSOLETE */
273/* OBSOLETE extern CORE_ADDR d30v_call_dummy_address (void); */
274/* OBSOLETE #define CALL_DUMMY_ADDRESS() d30v_call_dummy_address() */
275/* OBSOLETE */
276/* OBSOLETE #define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ */
277/* OBSOLETE sp = d30v_fix_call_dummy (dummyname, pc, fun, nargs, args, type, gcc_p) */
278/* OBSOLETE */
279/* OBSOLETE #define PC_IN_CALL_DUMMY(pc, sp, frame_address) ( pc == IMEM_START + 4 ) */
280/* OBSOLETE */
281/* OBSOLETE extern CORE_ADDR d30v_fix_call_dummy (char *, CORE_ADDR, CORE_ADDR, */
282/* OBSOLETE int, struct value **, */
283/* OBSOLETE struct type *, int); */
284/* OBSOLETE #define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \ */
285/* OBSOLETE (d30v_push_arguments((nargs), (args), (sp), (struct_return), (struct_addr))) */
286/* OBSOLETE extern CORE_ADDR d30v_push_arguments (int, struct value **, CORE_ADDR, int, */
287/* OBSOLETE CORE_ADDR); */
288/* OBSOLETE */
289/* OBSOLETE */
290/* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */
291/* OBSOLETE a function return value of type TYPE, and copy that, in virtual format, */
292/* OBSOLETE into VALBUF. */ */
293/* OBSOLETE */
294/* OBSOLETE #define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ */
295/* OBSOLETE d30v_extract_return_value(TYPE, REGBUF, VALBUF) */
296/* OBSOLETE extern void d30v_extract_return_value (struct type *, char *, char *); */
297/* OBSOLETE */
298/* OBSOLETE */
299/* OBSOLETE /* Discard from the stack the innermost frame, */
300/* OBSOLETE restoring all saved registers. */ */
301/* OBSOLETE #define POP_FRAME d30v_pop_frame(); */
302/* OBSOLETE extern void d30v_pop_frame (void); */
303/* OBSOLETE */
304/* OBSOLETE #define REGISTER_SIZE 4 */
305/* OBSOLETE */
306/* OBSOLETE /* Need to handle SP special, as we need to select between spu and spi. */ */
307/* OBSOLETE #if 0 /* XXX until the simulator is fixed */ */
308/* OBSOLETE #define TARGET_READ_SP() ((read_register (PSW_REGNUM) & PSW_SM) \ */
309/* OBSOLETE ? read_register (SPU_REGNUM) \ */
310/* OBSOLETE : read_register (SPI_REGNUM)) */
311/* OBSOLETE */
312/* OBSOLETE #define TARGET_WRITE_SP(val) ((read_register (PSW_REGNUM) & PSW_SM) \ */
313/* OBSOLETE ? write_register (SPU_REGNUM, (val)) \ */
314/* OBSOLETE : write_register (SPI_REGNUM, (val))) */
315/* OBSOLETE #endif */
316/* OBSOLETE */
317/* OBSOLETE #define STACK_ALIGN(len) (((len) + 7 ) & ~7) */
318/* OBSOLETE */
319/* OBSOLETE /* Turn this on to cause remote-sim.c to use sim_set/clear_breakpoint. */ */
320/* OBSOLETE */
321/* OBSOLETE #define SIM_HAS_BREAKPOINTS */
322/* OBSOLETE */
323/* OBSOLETE #endif /* TM_D30V_H */ */
GDB Binutils - Deliverables
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