1 /* Definitions of target machine for GNU compiler,
2 SysV68 Motorola 3300 Delta Series.
3 Copyright (C) 1987, 93-98, 1999 Free Software Foundation, Inc.
4 Contributed by Abramo and Roberto Bagnara (bagnara@dipisa.di.unipi.it)
5 based on Alex Crain's 3B1 definitions.
6 Maintained by Philippe De Muyter (phdm@info.ucl.ac.be).
7 Support for GAS added by merging mot3300g.h into this file by
8 Manfred Hollstein (manfred@lts.sel.alcatel.de).
10 This file is part of GNU CC.
12 GNU CC is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2, or (at your option)
17 GNU CC is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with GNU CC; see the file COPYING. If not, write to
24 the Free Software Foundation, 59 Temple Place - Suite 330,
25 Boston, MA 02111-1307, USA. */
28 #define MOTOROLA /* Use Motorola syntax rather than "MIT" */
29 #define MOTOROLA_BSR /* Use Span-dependent optimized bsr */
30 #define SGS /* Uses SGS assembler */
31 #define SGS_CMP_ORDER /* Takes cmp operands in reverse order */
32 #define SGS_SWAP_W /* Use swap.w rather than just plain swap */
35 #define NO_DOLLAR_IN_LABEL
36 #define NO_DOT_IN_LABEL
38 #include "m68k/m68k.h"
40 /* See m68k.h. 0407 means 68020-68040. */
42 #ifndef TARGET_DEFAULT
43 #define TARGET_DEFAULT (MASK_68040|MASK_BITFIELD|MASK_68881|MASK_68020)
46 /* -m[c]6800 requires special flag to the assembler. */
50 #define ASM_SPEC "%{m68000:-p 000}%{mc68000:-p 000}"
53 "%{v:-v} %{m68000:-mc68000}%{mc68000:-mc68000}%{!mc68000:%{!m68000:-mc68020}}"
56 /* NYI: FP= is equivalent to -msoft-float */
58 /* We use /lib/libp/lib* when profiling. */
60 /* NYI: if FP=M68881U library is -lc881u */
61 /* NYI: if FP= library is -lc. */
62 /* Default for us: FP=M68881 library is -lc881 */
64 #define LIB_SPEC "%{!shlib:%{!msoft-float:-lc881}%{msoft-float:-lc}}"
67 #define DEFAULT_A_OUT_NAME "m68ka.out"
73 #define LINK_SPEC "%{v:-v}"
74 #endif /* defined (USE_GLD) */
76 #define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__}\
77 %{!mc68000:%{!m68000: -D__mc68020__}}"
79 /* Shared libraries need to use crt0s.o */
83 #define STARTFILE_SPEC \
84 "%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
85 %{shlib:crt0s.o%s shlib.ifile%s} %{p:-L"TOOLDIR_BASE_PREFIX DEFAULT_TARGET_MACHINE"/lib/libp} %{pg:-L"TOOLDIR_BASE_PREFIX DEFAULT_TARGET_MACHINE"/lib/libp} "
86 #else /* CROSS_COMPILE */
87 #define STARTFILE_SPEC \
88 "%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
89 %{shlib:crt0s.o%s shlib.ifile%s} %{p:-L/usr/lib/libp} %{pg:-L/usr/lib/libp} "
90 #endif /* CROSS_COMPILE */
92 /* Generate calls to memcpy, memcmp and memset. */
94 #define TARGET_MEM_FUNCTIONS
96 /* size_t is unsigned int. */
98 #define SIZE_TYPE "unsigned int"
100 /* We need POSIX/XOPEN symbols; otherwise building libio will fail. */
101 #define ADD_MISSING_POSIX 1
102 #define ADD_MISSING_XOPEN 1
104 /* Every structure or union's size must be a multiple of 2 bytes. */
106 #define STRUCTURE_SIZE_BOUNDARY 16
108 /* Follow sysV68 cc regarding alignment imposed by char:0; */
110 #define PCC_BITFIELD_TYPE_MATTERS 1
112 /* Allocation boundary (in *bits*) for storing arguments in argument list. */
113 /* Be compatible with native compiler. */
115 #define PARM_BOUNDARY 16
117 /* cpp has to support a #sccs directive for the /usr/include files */
119 #define SCCS_DIRECTIVE
121 /* Make output for SDB. */
123 #define SDB_DEBUGGING_INFO
125 #undef REGISTER_PREFIX
126 #define REGISTER_PREFIX "%"
128 #undef LOCAL_LABEL_PREFIX
130 #define LOCAL_LABEL_PREFIX ".L"
132 #define LOCAL_LABEL_PREFIX "L%"
135 #undef USER_LABEL_PREFIX
137 #undef IMMEDIATE_PREFIX
138 #define IMMEDIATE_PREFIX "&"
140 #undef REGISTER_NAMES
141 #define REGISTER_NAMES \
142 {"%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7", \
143 "%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%fp", "%sp", \
144 "%fp0", "%fp1", "%fp2", "%fp3", "%fp4", "%fp5", "%fp6", "%fp7"}
146 #undef FUNCTION_EXTRA_EPILOGUE
147 #define FUNCTION_EXTRA_EPILOGUE(FILE, SIZE) \
148 { if (current_function_returns_pointer \
149 && ! find_equiv_reg (0, get_last_insn (), 0, 0, 0, 8, Pmode)) \
150 asm_fprintf (FILE, "\tmov.l %Ra0,%Rd0\n"); }
152 #undef FUNCTION_PROFILER
153 #define FUNCTION_PROFILER(FILE, LABEL_NO) \
154 asm_fprintf (FILE, "\tmov.l %I%LLP%d,%Ra0\n\tjsr mcount%%\n", (LABEL_NO))
156 /* This is how to output an insn to push a register on the stack.
157 It need not be very fast code. */
159 #undef ASM_OUTPUT_REG_PUSH
160 #define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \
161 fprintf (FILE, "\tmov.l %s,-(%%sp)\n", reg_names[REGNO])
163 /* This is how to output an insn to pop a register from the stack.
164 It need not be very fast code. */
166 #undef ASM_OUTPUT_REG_POP
167 #define ASM_OUTPUT_REG_POP(FILE,REGNO) \
168 fprintf (FILE, "\tmov.l (%%sp)+,%s\n", reg_names[REGNO])
173 #define ASM_APP_ON ""
176 #define ASM_APP_OFF ""
178 #undef TEXT_SECTION_ASM_OP
179 #define TEXT_SECTION_ASM_OP "text"
180 #undef DATA_SECTION_ASM_OP
181 #define DATA_SECTION_ASM_OP "data"
182 #undef ASCII_DATA_ASM_OP
183 #define ASCII_DATA_ASM_OP "byte"
186 #define SET_ASM_OP "set"
191 /* Support the ctors and dtors sections for g++. */
193 #define CTORS_SECTION_ASM_OP ".section\t.ctors,\"x\""
194 #define DTORS_SECTION_ASM_OP ".section\t.dtors,\"x\""
196 /* A list of other sections which the compiler might be "in" at any
199 #undef EXTRA_SECTIONS
200 #define EXTRA_SECTIONS in_ctors, in_dtors
202 /* A list of extra section function definitions. */
204 #undef EXTRA_SECTION_FUNCTIONS
205 #define EXTRA_SECTION_FUNCTIONS \
206 CTORS_SECTION_FUNCTION \
207 DTORS_SECTION_FUNCTION
209 #define CTORS_SECTION_FUNCTION \
213 if (in_section != in_ctors) \
215 fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP); \
216 in_section = in_ctors; \
220 #define DTORS_SECTION_FUNCTION \
224 if (in_section != in_dtors) \
226 fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP); \
227 in_section = in_dtors; \
231 /* A C statement (sans semicolon) to output an element in the table of
232 global constructors. */
233 #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
236 fprintf (FILE, "\t%s\t ", ASM_LONG); \
237 assemble_name (FILE, NAME); \
238 fprintf (FILE, "\n"); \
241 /* A C statement (sans semicolon) to output an element in the table of
242 global destructors. */
243 #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
246 fprintf (FILE, "\t%s\t ", ASM_LONG); \
247 assemble_name (FILE, NAME); \
248 fprintf (FILE, "\n"); \
250 #endif /* defined (USE_GLD) */
252 /* The file command should always begin the output. */
254 #undef ASM_FILE_START
256 #define ASM_FILE_START(FILE) \
257 output_file_directive ((FILE), main_input_filename)
259 #define ASM_FILE_START(FILE) \
261 fprintf (FILE, "%s", ASM_APP_OFF); \
262 output_file_directive ((FILE), main_input_filename); \
266 /* The sysV68 assembler does not accept dots in labels.
267 Let's use percent instead */
269 #define ASM_IDENTIFY_GCC(FILE) fputs("gcc2_compiled%:\n", FILE)
271 /* Names to predefine in the preprocessor for this target machine. */
272 /* ihnp4!lmayk!lgm@eddie.mit.edu says mc68000 and m68k should not be here,
273 on the other hand I don't care what he says. */
275 #undef CPP_PREDEFINES
276 #define CPP_PREDEFINES "-Dm68k -Dunix -DsysV68 -D__motorola__ -Asystem(unix) -Asystem(svr3) -Acpu(m68k) -Amachine(m68k)"
278 #undef TARGET_VERSION
280 #define TARGET_VERSION fprintf (stderr, " (68k, SGS/AT&T sysV68 syntax)");
283 /* This will return small structs in d0. */
284 #define RETURN_IN_MEMORY(type) \
285 ((TYPE_MODE (type) == BLKmode) \
286 || (AGGREGATE_TYPE_P (type) \
287 && GET_MODE_SIZE (TYPE_MODE (type)) > UNITS_PER_WORD))
289 /* Don't default to pcc-struct-return, because we have already specified
290 exactly how to return structures in the RETURN_IN_MEMORY macro. */
291 #define DEFAULT_PCC_STRUCT_RETURN 0
293 /* If TARGET_68881, return SF and DF values in fp0 instead of d0. */
294 /* NYI: If FP=M68881U return SF and DF values in d0. */
295 /* NYI: If -mold return pointer in a0 and d0 */
297 #undef FUNCTION_VALUE
298 /* sysV68 (brain damaged) cc convention support. */
299 #define FUNCTION_VALUE(VALTYPE,FUNC) \
300 (TREE_CODE (VALTYPE) == REAL_TYPE && TARGET_68881 \
301 ? gen_rtx_REG (TYPE_MODE (VALTYPE), 16) \
302 : (POINTER_TYPE_P (VALTYPE) \
303 ? gen_rtx_REG (TYPE_MODE (VALTYPE), 8) \
304 : gen_rtx_REG (TYPE_MODE (VALTYPE), 0)))
306 /* If TARGET_68881, SF and DF values are returned in fp0 instead of d0. */
308 /* Is LIBCALL_VALUE never called with a pointer ? */
310 #define LIBCALL_VALUE(MODE) \
311 gen_rtx_REG ((MODE), \
313 && ((MODE) == SFmode || (MODE) == DFmode \
314 || (MODE) == XFmode)) \
317 /* 1 if N is a possible register number for a function value.
318 d0 may be used, and fp0 as well if -msoft-float is not specified. */
320 #undef FUNCTION_VALUE_REGNO_P
321 /* sysV68 (brain damaged) cc convention support. */
322 #define FUNCTION_VALUE_REGNO_P(N) \
323 ((N) == 0 || (N) == 8 || (TARGET_68881 && (N) == 16))
325 /* Define this to be true when FUNCTION_VALUE_REGNO_P is true for
326 more than one register. */
328 #undef NEEDS_UNTYPED_CALL
329 #define NEEDS_UNTYPED_CALL 1
332 /* This is the command to make the user-level label named NAME
333 defined for reference from other files. */
336 #define GLOBAL_ASM_OP "global"
339 /* Store in OUTPUT a string (made with alloca) containing
340 an assembler-name for a local static variable named NAME.
341 LABELNO is an integer which is different for each call. */
343 #undef ASM_FORMAT_PRIVATE_NAME
344 #define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
345 ( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 12), \
346 sprintf ((OUTPUT), "%s_%%%d", (NAME), (LABELNO)))
350 #define ASM_LONG ".long"
352 #define ASM_SHORT ".short"
354 #define ASM_CHAR ".byte"
356 #define ASM_BYTE ".byte"
358 #define ASM_BYTE_OP ".byte"
361 #define ASM_LONG "long"
363 #define ASM_SHORT "short"
365 #define ASM_CHAR "byte"
367 #define ASM_BYTE "byte"
369 #define ASM_BYTE_OP "byte"
372 /* The sysV68 as doesn't know about double's and float's. */
373 /* This is how to output an assembler line defining a `double' constant. */
375 #undef ASM_OUTPUT_DOUBLE
376 #define ASM_OUTPUT_DOUBLE(FILE,VALUE) \
378 REAL_VALUE_TO_TARGET_DOUBLE (VALUE, l); \
379 fprintf (FILE, "\t%s 0x%x,0x%x\n", ASM_LONG, l[0], l[1]); \
382 #undef ASM_OUTPUT_LONG_DOUBLE
383 #define ASM_OUTPUT_LONG_DOUBLE(FILE,VALUE) \
385 REAL_VALUE_TO_TARGET_LONG_DOUBLE (VALUE, l); \
386 fprintf (FILE, "\t%s 0x%x,0x%x,0x%x\n", ASM_LONG, l[0], l[1], l[2]); \
389 /* This is how to output an assembler line defining a `float' constant. */
391 #undef ASM_OUTPUT_FLOAT
392 #define ASM_OUTPUT_FLOAT(FILE,VALUE) \
394 REAL_VALUE_TO_TARGET_SINGLE (VALUE, l); \
395 fprintf ((FILE), "\t%s 0x%x\n", ASM_LONG, l); \
398 /* This is how to output an assembler line defining an `int' constant. */
400 #undef ASM_OUTPUT_INT
401 #define ASM_OUTPUT_INT(FILE,VALUE) \
402 ( fprintf (FILE, "\t%s ", ASM_LONG), \
403 output_addr_const (FILE, (VALUE)), \
404 fprintf (FILE, "\n"))
406 /* Likewise for `char' and `short' constants. */
408 #undef ASM_OUTPUT_SHORT
409 #define ASM_OUTPUT_SHORT(FILE,VALUE) \
410 ( fprintf (FILE, "\t%s ", ASM_SHORT), \
411 output_addr_const (FILE, (VALUE)), \
412 fprintf (FILE, "\n"))
414 #undef ASM_OUTPUT_CHAR
415 #define ASM_OUTPUT_CHAR(FILE,VALUE) \
416 ( fprintf (FILE, "\t%s ", ASM_CHAR), \
417 output_addr_const (FILE, (VALUE)), \
418 fprintf (FILE, "\n"))
420 /* This is how to output an assembler line for a numeric constant byte. */
422 #undef ASM_OUTPUT_BYTE
423 #define ASM_OUTPUT_BYTE(FILE,VALUE) \
424 fprintf (FILE, "\t%s 0x%x\n", ASM_BYTE, (VALUE))
426 /* This is how to output an assembler line
427 that says to advance the location counter
428 to a multiple of 2**LOG bytes. */
431 #define ALIGN_ASM_OP "even"
433 #define ALIGN_ASM_OP ".even"
436 #undef ASM_OUTPUT_ALIGN
437 #define ASM_OUTPUT_ALIGN(FILE,LOG) \
439 fprintf (FILE, "\t%s\n", ALIGN_ASM_OP);
442 #define SKIP_ASM_OP "space"
444 #define SKIP_ASM_OP ".skip"
447 #undef ASM_OUTPUT_SKIP
448 #define ASM_OUTPUT_SKIP(FILE,SIZE) \
449 fprintf (FILE, "\t%s %u\n", SKIP_ASM_OP, (SIZE))
451 /* Can't use ASM_OUTPUT_SKIP in text section. */
453 #define ASM_NO_SKIP_IN_TEXT 1
455 /* The beginnings of sdb support... */
457 /* Undefining these will allow `output_file_directive' (in toplev.c)
458 to default to the right thing. */
459 #undef ASM_OUTPUT_MAIN_SOURCE_FILENAME
461 #define ASM_OUTPUT_SOURCE_FILENAME(FILE, FILENAME) \
462 do { fprintf (FILE, "\tfile\t"); \
463 output_quoted_string (FILE, FILENAME); \
464 fprintf (FILE, "\n"); \
467 #undef ASM_OUTPUT_SOURCE_LINE
468 #define ASM_OUTPUT_SOURCE_LINE(FILE, LINENO) \
469 fprintf (FILE, "\tln\t%d\n", \
470 (sdb_begin_function_line \
471 ? last_linenum - sdb_begin_function_line : 1))
473 /* Yet another null terminated string format. */
475 #undef ASM_OUTPUT_ASCII
476 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
477 do { register int sp = 0, lp = 0; \
478 fprintf ((FILE), "\t%s\t", ASM_BYTE_OP); \
480 if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\') \
482 fprintf ((FILE), "'%c", (PTR)[sp]); } \
485 fprintf ((FILE), "0x%x", (PTR)[sp]); } \
489 fprintf ((FILE), "\n\t%s ", ASCII_DATA_ASM_OP); } \
491 putc (',', (FILE)); \
493 putc ('\n', (FILE)); } while (0)
497 /* Output a float value (represented as a C double) as an immediate operand.
498 This macro is a 68k-specific macro. */
500 #undef ASM_OUTPUT_FLOAT_OPERAND
501 #define ASM_OUTPUT_FLOAT_OPERAND(CODE,FILE,VALUE) \
503 REAL_VALUE_TO_TARGET_SINGLE (r, l); \
504 /* Use hex representation even if CODE is f. as needs it. */ \
505 fprintf ((FILE), "&0x%lx", l); \
508 /* Output a double value (represented as a C double) as an immediate operand.
509 This macro is a 68k-specific macro. */
510 #undef ASM_OUTPUT_DOUBLE_OPERAND
511 #define ASM_OUTPUT_DOUBLE_OPERAND(FILE,VALUE) \
513 REAL_VALUE_TO_TARGET_DOUBLE (VALUE, l); \
514 fprintf ((FILE), "&0x%lx%08lx", l[0], l[1]); \
518 /* This is how to store into the string LABEL
519 the symbol_ref name of an internal numbered label where
520 PREFIX is the class of label and NUM is the number within the class.
521 This is suitable for output with `assemble_name'. */
523 #undef ASM_GENERATE_INTERNAL_LABEL
524 #define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \
525 sprintf ((LABEL), "%s%s%d", LOCAL_LABEL_PREFIX, (PREFIX), (NUM))
527 /* This is how to output an internal numbered label where
528 PREFIX is the class of label and NUM is the number within the class. */
530 #undef ASM_OUTPUT_INTERNAL_LABEL
531 #define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
532 asm_fprintf (FILE, "%L%s%d:\n", PREFIX, NUM)
534 /* The prefix to add to user-visible assembler symbols. */
536 #undef USER_LABEL_PREFIX
537 #define USER_LABEL_PREFIX ""
539 /* This is how to output an element of a case-vector that is absolute.
540 (The 68000 does not use such vectors,
541 but we must define this macro anyway.) */
542 /* The L after the local prefix is the "L" prefix for the normal labels
543 generated by gcc; why are ASM_OUTPUT_ADDR_VEC_ELT and
544 ASM_OUTPUT_ADDR_DIFF_ELT not called with a PREFIX parameter, like
545 ASM_OUTPUT_INTERNAL_LABEL ? */
547 #undef ASM_OUTPUT_ADDR_VEC_ELT
548 #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
549 asm_fprintf (FILE, "\t%s %LL%d\n", ASM_LONG, (VALUE))
551 /* This is how to output an element of a case-vector that is relative. */
553 #undef ASM_OUTPUT_ADDR_DIFF_ELT
554 #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
555 asm_fprintf (FILE, "\t%s %LL%d-%LL%d\n", ASM_SHORT, (VALUE), (REL))
559 #define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \
560 asm_fprintf (FILE, "\tswbeg &%d\n%L%s%d:\n", \
561 XVECLEN (PATTERN (TABLE), 1), (PREFIX), (NUM))
563 /* sysV68 as cannot handle LD%n(%pc,%reg) */
566 /* labelno is not used here */
567 #define ASM_OUTPUT_CASE_FETCH(file, labelno, regname)\
568 asm_fprintf (file, "12(%Rpc,%s.", regname)
570 #define ASM_RETURN_CASE_JUMP \
573 return "ext%.l %0\n\tjmp 8(%%pc,%0.l)"; \
575 return "jmp 8(%%pc,%0.w)"; \
580 /* labelno is not used here */
581 #define ASM_OUTPUT_CASE_FETCH(file, labelno, regname)\
582 asm_fprintf (file, "%Rpc@(6,%s:", regname)
584 #define ASM_RETURN_CASE_JUMP return "jmp %%pc@(2,%0:w)"
590 /* Translate some opcodes to fit the sysV68 assembler syntax. */
591 /* The opcodes fdmov and fsmov are guesses. */
593 /* cliffm@netcom.com says no need for .w suffix on jumps. */
594 #undef ASM_OUTPUT_OPCODE
595 #define ASM_OUTPUT_OPCODE(FILE, PTR) \
596 { if ((PTR)[0] == 'j' && (PTR)[1] == 'b') \
598 while (*(PTR) != ' ') \
599 { putc (*(PTR), (FILE)); ++(PTR); } \
601 else if ((PTR)[0] == 's') \
603 if (!strncmp ((PTR), "swap", 4)) \
604 { fprintf ((FILE), "swap.w"); (PTR) += 4; } \
606 else if ((PTR)[0] == 'f') \
608 if (!strncmp ((PTR), "fmove", 5)) \
609 { fprintf ((FILE), "fmov"); (PTR) += 5; } \
610 else if (!strncmp ((PTR), "f%$move", 7)) \
611 { if (TARGET_68040_ONLY) \
612 { fprintf ((FILE), "fsmov"); (PTR) += 7; } \
614 { fprintf ((FILE), "fmov"); (PTR) += 7; } } \
615 else if (!strncmp ((PTR), "f%&move", 7)) \
616 { if (TARGET_68040_ONLY) \
617 { fprintf ((FILE), "fdmov"); (PTR) += 7; } \
619 { fprintf ((FILE), "fmov"); (PTR) += 7; } } \
620 else if (!strncmp ((PTR), "ftst", 4)) \
621 { fprintf ((FILE), "ftest"); (PTR) += 4; } \
622 else if (!strncmp ((PTR), "fbne", 4)) \
623 { fprintf ((FILE), "fbneq"); (PTR) += 4; } \
624 else if (!strncmp ((PTR), "fsne", 4)) \
625 { fprintf ((FILE), "fsneq"); (PTR) += 4; } \
627 /* MOVE, MOVEA, MOVEQ, MOVEC ==> MOV */ \
628 else if ((PTR)[0] == 'm' && (PTR)[1] == 'o' \
629 && (PTR)[2] == 'v' && (PTR)[3] == 'e') \
630 { fprintf ((FILE), "mov"); (PTR) += 4; \
631 if ((PTR)[0] == 'q' || (PTR)[0] == 'a' \
632 || (PTR)[0] == 'c') (PTR)++; } \
633 /* SUB, SUBQ, SUBA, SUBI ==> SUB */ \
634 else if ((PTR)[0] == 's' && (PTR)[1] == 'u' \
635 && (PTR)[2] == 'b') \
636 { fprintf ((FILE), "sub"); (PTR) += 3; \
637 if ((PTR)[0] == 'q' || (PTR)[0] == 'i' \
638 || (PTR)[0] == 'a') (PTR)++; } \
639 /* CMP, CMPA, CMPI, CMPM ==> CMP */ \
640 else if ((PTR)[0] == 'c' && (PTR)[1] == 'm' \
641 && (PTR)[2] == 'p') \
642 { fprintf ((FILE), "cmp"); (PTR) += 3; \
643 if ((PTR)[0] == 'a' || (PTR)[0] == 'i' \
644 || (PTR)[0] == 'm') (PTR)++; } \
648 /* phdm@info.ucl.ac.be says to pass SIZE, not ROUNDED. */
650 /* This says how to output an assembler line
651 to define a global common symbol. */
653 #undef ASM_OUTPUT_COMMON
655 #define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
656 ( fputs ("\tcomm ", (FILE)), \
657 assemble_name ((FILE), (NAME)), \
658 fprintf ((FILE), ",%u\n", (SIZE)))
660 #define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
661 ( fputs ("\t.comm ", (FILE)), \
662 assemble_name ((FILE), (NAME)), \
663 fprintf ((FILE), ",%u\n", (SIZE)))
666 /* This says how to output an assembler line
667 to define a local common symbol. */
669 #undef ASM_OUTPUT_LOCAL
671 #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
672 ( fputs ("\tlcomm ", (FILE)), \
673 assemble_name ((FILE), (NAME)), \
674 fprintf ((FILE), ",%u\n", (SIZE)))
676 #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
677 ( fputs ("\t.lcomm ", (FILE)), \
678 assemble_name ((FILE), (NAME)), \
679 fprintf ((FILE), ",%u\n", (SIZE)))
683 /* Override usual definitions of SDB output macros.
684 These definitions differ only in the absence of the period
685 at the beginning of the name of the directive
686 and in the use of `~' as the symbol for the current location. */
688 #define PUT_SDB_SCL(a) fprintf(asm_out_file, "\tscl\t%d;", (a))
689 #define PUT_SDB_INT_VAL(a) fprintf (asm_out_file, "\tval\t%d;", (a))
690 #define PUT_SDB_VAL(a) \
691 ( fputs ("\tval\t", asm_out_file), \
692 output_addr_const (asm_out_file, (a)), \
693 fputc (';', asm_out_file))
695 #define PUT_SDB_DEF(a) \
696 do { fprintf (asm_out_file, "\tdef\t"); \
697 ASM_OUTPUT_LABELREF (asm_out_file, a); \
698 fprintf (asm_out_file, ";"); } while (0)
700 #define PUT_SDB_PLAIN_DEF(a) fprintf(asm_out_file,"\tdef\t~%s;",a)
701 #define PUT_SDB_ENDEF fputs("\tendef\n", asm_out_file)
702 #define PUT_SDB_TYPE(a) fprintf(asm_out_file, "\ttype\t0%o;", a)
703 #define PUT_SDB_SIZE(a) fprintf(asm_out_file, "\tsize\t%d;", a)
704 #define PUT_SDB_START_DIM fprintf(asm_out_file, "\tdim\t")
705 #define PUT_SDB_NEXT_DIM(a) fprintf(asm_out_file, "%d,", a)
706 #define PUT_SDB_LAST_DIM(a) fprintf(asm_out_file, "%d;", a)
708 #define PUT_SDB_TAG(a) \
709 do { fprintf (asm_out_file, "\ttag\t"); \
710 ASM_OUTPUT_LABELREF (asm_out_file, a); \
711 fprintf (asm_out_file, ";"); } while (0)
713 #define PUT_SDB_BLOCK_START(LINE) \
714 fprintf (asm_out_file, \
715 "\tdef\t~bb;\tval\t~;\tscl\t100;\tline\t%d;\tendef\n", \
718 #define PUT_SDB_BLOCK_END(LINE) \
719 fprintf (asm_out_file, \
720 "\tdef\t~eb;\tval\t~;\tscl\t100;\tline\t%d;\tendef\n", \
723 #define PUT_SDB_FUNCTION_START(LINE) \
724 fprintf (asm_out_file, \
725 "\tdef\t~bf;\tval\t~;\tscl\t101;\tline\t%d;\tendef\n", \
728 #define PUT_SDB_FUNCTION_END(LINE) \
729 fprintf (asm_out_file, \
730 "\tdef\t~ef;\tval\t~;\tscl\t101;\tline\t%d;\tendef\n", \
733 #define PUT_SDB_EPILOGUE_END(NAME) \
734 fprintf (asm_out_file, \
735 "\tdef\t%s;\tval\t~;\tscl\t-1;\tendef\n", \
738 #define SDB_GENERATE_FAKE(BUFFER, NUMBER) \
739 sprintf ((BUFFER), "~%dfake", (NUMBER));
743 /* Define subroutines to call to handle multiply, divide, and remainder.
744 Use the subroutines that the sysV68's library provides.
745 The `*' prevents an underscore from being prepended by the compiler. */
746 /* The '*' is also used by INIT_CUMULATIVE_ARGS */
748 #define DIVSI3_LIBCALL "*ldiv%%"
749 #define UDIVSI3_LIBCALL "*uldiv%%"
750 #define MODSI3_LIBCALL "*lrem%%"
751 #define UMODSI3_LIBCALL "*ulrem%%"
752 #define MULSI3_LIBCALL "*lmul%%"
754 struct sysV68_cumulative_args
760 #undef CUMULATIVE_ARGS
761 #define CUMULATIVE_ARGS struct sysV68_cumulative_args
763 #undef INIT_CUMULATIVE_ARGS
764 #define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME,INDIRECT) \
765 do {(CUM).offset = 0;\
766 (CUM).libcall = (LIBNAME) && (*XSTR((LIBNAME), 0) == '*');} while(0)
768 #undef FUNCTION_ARG_ADVANCE
769 #define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \
770 ((CUM).offset += ((MODE) != BLKmode \
771 ? (GET_MODE_SIZE (MODE) + 3) & ~3 \
772 : (int_size_in_bytes (TYPE) + 3) & ~3))
775 #define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
776 (((CUM).libcall && (CUM).offset == 0) ? gen_rtx_REG ((MODE), 0)\
777 : (TARGET_REGPARM && (CUM).offset < 8) ? gen_rtx_REG ((MODE), (CUM).offset / 4) : 0)
779 #undef FUNCTION_ARG_PARTIAL_NREGS
780 #define FUNCTION_ARG_PARTIAL_NREGS(CUM, MODE, TYPE, NAMED) \
781 ((TARGET_REGPARM && (CUM).offset < 8 \
782 && 8 < ((CUM).offset + ((MODE) == BLKmode \
783 ? int_size_in_bytes (TYPE) \
784 : GET_MODE_SIZE (MODE)))) \
785 ? 2 - (CUM).offset / 4 : 0)
787 #undef FUNCTION_ARG_REGNO_P
788 #define FUNCTION_ARG_REGNO_P(N) (TARGET_68020 ? 0 : (N) == 0)
790 /* manfred@lts.sel.alcatel.de: I believe that most delta machines are configured to have
791 a 6888[12] FPU for which we need to link -lm881 instead of -lm; define ALT_LIBM to
792 tell g++.c about that. */
793 #define ALT_LIBM "-lm881"
795 #if (TARGET_DEFAULT & MASK_68881) /* The default configuration has a 6888[12] FPU. */
796 #define MATH_LIBRARY "-lm881"
799 /* Currently we do not have the atexit() function,
800 so take that from libgcc2.c */
802 #define NEED_ATEXIT 1
803 #define HAVE_ATEXIT 1
812 /* FINALIZE_TRAMPOLINE clears the instruction cache. */
814 #undef FINALIZE_TRAMPOLINE
815 #define FINALIZE_TRAMPOLINE(TRAMP) \
819 emit_library_call (gen_rtx_SYMBOL_REF (Pmode, "__clear_insn_cache"), \