/* Definitions of target machine for GNU compiler,
SysV68 Motorola 3300 Delta Series.
- Copyright (C) 1987, 1993, 1994, 1995 Free Software Foundation, Inc.
+ Copyright (C) 1987, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
Contributed by Abramo and Roberto Bagnara (bagnara@dipisa.di.unipi.it)
based on Alex Crain's 3B1 definitions.
Maintained by Philippe De Muyter (phdm@info.ucl.ac.be).
+ Support for GAS added by merging mot3300g.h into this file by
+ Manfred Hollstein (manfred@lts.sel.alcatel.de).
This file is part of GNU CC.
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#ifndef USE_GAS
#define MOTOROLA /* Use Motorola syntax rather than "MIT" */
#define MOTOROLA_BSR /* Use Span-dependent optimized bsr */
#define SGS /* Uses SGS assembler */
#define SGS_CMP_ORDER /* Takes cmp operands in reverse order */
#define SGS_SWAP_W /* Use swap.w rather than just plain swap */
+#endif /* USE_GAS */
#define NO_DOLLAR_IN_LABEL
#define NO_DOT_IN_LABEL
/* -m[c]6800 requires special flag to the assembler. */
#undef ASM_SPEC
+#ifndef USE_GAS
#define ASM_SPEC "%{m68000:-p 000}%{mc68000:-p 000}"
+#else /* USE_GAS */
+#define ASM_SPEC \
+ "%{v:-v} %{m68000:-mc68000}%{mc68000:-mc68000}%{!mc68000:%{!m68000:-mc68020}}"
+#endif /* USE_GAS */
/* NYI: FP= is equivalent to -msoft-float */
/* NYI: if FP= library is -lc. */
/* Default for us: FP=M68881 library is -lc881 */
#undef LIB_SPEC
-#define LIB_SPEC "%{!shlib:%{p:-L/usr/lib/libp} %{pg:-L/usr/lib/libp} -lc881}"
+#define LIB_SPEC "%{!shlib:%{!msoft-float:-lc881}%{msoft-float:-lc}}"
+#ifdef CROSS_COMPILE
+#ifndef USE_GLD
+#define DEFAULT_A_OUT_NAME "m68ka.out"
+#endif
+#endif
+
+#ifdef USE_GLD
+#undef LINK_SPEC
+#define LINK_SPEC "%{v:-v}"
+#endif /* defined (USE_GLD) */
#define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__}"
/* Shared libraries need to use crt0s.o */
#undef STARTFILE_SPEC
+#ifdef CROSS_COMPILE
#define STARTFILE_SPEC \
"%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
- %{shlib:crt0s.o%s shlib.ifile%s} "
+ %{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} "
+#else /* CROSS_COMPILE */
+#define STARTFILE_SPEC \
+ "%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
+ %{shlib:crt0s.o%s shlib.ifile%s} %{p:-L/usr/lib/libp} %{pg:-L/usr/lib/libp} "
+#endif /* CROSS_COMPILE */
/* Generate calls to memcpy, memcmp and memset. */
#undef REGISTER_PREFIX
#define REGISTER_PREFIX "%"
-#if 0
#undef LOCAL_LABEL_PREFIX
-#define LOCAL_LABEL_PREFIX "~"
+#ifdef USE_GAS
+#define LOCAL_LABEL_PREFIX ".L"
+#else
+#define LOCAL_LABEL_PREFIX "L%"
#endif
+#undef USER_LABEL_PREFIX
+
#undef IMMEDIATE_PREFIX
#define IMMEDIATE_PREFIX "&"
asm_fprintf (FILE, "\tmov.l %Ra0,%Rd0\n"); }
#undef FUNCTION_PROFILER
+#ifndef USE_GAS
+#define FUNCTION_PROFILER(FILE, LABEL_NO) \
+ asm_fprintf (FILE, "\tmov.l %ILP%%%d,%Ra0\n\tjsr mcount%%\n", (LABEL_NO))
+#else /* USE_GAS */
#define FUNCTION_PROFILER(FILE, LABEL_NO) \
- fprintf (FILE, "\tmov.l &LP%%%d,%%a0\n\tjsr mcount%%\n", (LABEL_NO))
+ asm_fprintf (FILE, "\tmov.l %I%.LP%d,%Ra0\n\tjsr mcount%%\n", (LABEL_NO))
+#endif /* USE_GAS */
/* This is how to output an insn to push a register on the stack.
It need not be very fast code. */
#define ASM_OUTPUT_REG_POP(FILE,REGNO) \
fprintf (FILE, "\tmov.l (%%sp)+,%s\n", reg_names[REGNO])
+#ifndef USE_GAS
+
#undef ASM_APP_ON
#define ASM_APP_ON ""
#undef ASCII_DATA_ASM_OP
#define ASCII_DATA_ASM_OP "byte"
+#endif /* USE_GAS */
+
+#ifdef USE_GLD
+/* Support the ctors and dtors sections for g++. */
+
+#define CTORS_SECTION_ASM_OP ".section\t.ctors,\"x\""
+#define DTORS_SECTION_ASM_OP ".section\t.dtors,\"x\""
+
+/* A list of other sections which the compiler might be "in" at any
+ given time. */
+
+#undef EXTRA_SECTIONS
+#define EXTRA_SECTIONS in_ctors, in_dtors
+
+/* A list of extra section function definitions. */
+
+#undef EXTRA_SECTION_FUNCTIONS
+#define EXTRA_SECTION_FUNCTIONS \
+ CTORS_SECTION_FUNCTION \
+ DTORS_SECTION_FUNCTION
+
+#define CTORS_SECTION_FUNCTION \
+void \
+ctors_section () \
+{ \
+ if (in_section != in_ctors) \
+ { \
+ fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP); \
+ in_section = in_ctors; \
+ } \
+}
+
+#define DTORS_SECTION_FUNCTION \
+void \
+dtors_section () \
+{ \
+ if (in_section != in_dtors) \
+ { \
+ fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP); \
+ in_section = in_dtors; \
+ } \
+}
+
+/* A C statement (sans semicolon) to output an element in the table of
+ global constructors. */
+#define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
+ do { \
+ ctors_section (); \
+ fprintf (FILE, "\t%s\t ", ASM_LONG); \
+ assemble_name (FILE, NAME); \
+ fprintf (FILE, "\n"); \
+ } while (0)
+
+/* A C statement (sans semicolon) to output an element in the table of
+ global destructors. */
+#define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
+ do { \
+ dtors_section (); \
+ fprintf (FILE, "\t%s\t ", ASM_LONG); \
+ assemble_name (FILE, NAME); \
+ fprintf (FILE, "\n"); \
+ } while (0)
+#endif /* defined (USE_GLD) */
+
/* The file command should always begin the output. */
#undef ASM_FILE_START
+#ifndef USE_GAS
#define ASM_FILE_START(FILE) \
-output_file_directive ((FILE), main_input_filename)
+ output_file_directive ((FILE), main_input_filename)
+#else /* USE_GAS */
+#define ASM_FILE_START(FILE) \
+ { \
+ fprintf (FILE, "%s", ASM_APP_OFF); \
+ output_file_directive ((FILE), main_input_filename); \
+ }
+#endif /* USE_GAS */
/* The sysV68 assembler does not accept dots in labels.
Let's use percent instead */
#define CPP_PREDEFINES "-Dm68k -Dunix -DsysV68 -D__motorola__ -Asystem(unix) -Asystem(svr3) -Acpu(m68k) -Amachine(m68k)"
#undef TARGET_VERSION
+#ifndef USE_GAS
#define TARGET_VERSION fprintf (stderr, " (68k, SGS/AT&T sysV68 syntax)");
-
-/* Function calls save all but a0, a1, d0, d1, fp0, fp1. */
-
-#undef CALL_USED_REGISTERS
-#define CALL_USED_REGISTERS \
- {1, 1, 0, 0, 0, 0, 0, 0, \
- 1, 1, 0, 0, 0, 0, 0, 1, \
- 1, 1, 0, 0, 0, 0, 0, 0}
+#endif /* USE_GAS */
/* This will return small structs in d0. */
#define RETURN_IN_MEMORY(type) \
#undef NEEDS_UNTYPED_CALL
#define NEEDS_UNTYPED_CALL 1
+#ifndef USE_GAS
/* This is the command to make the user-level label named NAME
defined for reference from other files. */
#undef GLOBAL_ASM_OP
#define GLOBAL_ASM_OP "global"
+#endif /* USE_GAS */
/* Store in OUTPUT a string (made with alloca) containing
an assembler-name for a local static variable named NAME.
( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 12), \
sprintf ((OUTPUT), "%s_%%%d", (NAME), (LABELNO)))
+#ifdef USE_GAS
+#undef ASM_LONG
+#define ASM_LONG ".long"
+#undef ASM_SHORT
+#define ASM_SHORT ".short"
+#undef ASM_CHAR
+#define ASM_CHAR ".byte"
+#undef ASM_BYTE
+#define ASM_BYTE ".byte"
+#undef ASM_BYTE_OP
+#define ASM_BYTE_OP "\t.byte"
+#else
+#undef ASM_LONG
+#define ASM_LONG "long"
+#undef ASM_SHORT
+#define ASM_SHORT "short"
+#undef ASM_CHAR
+#define ASM_CHAR "byte"
+#undef ASM_BYTE
+#define ASM_BYTE "byte"
+#undef ASM_BYTE_OP
+#define ASM_BYTE_OP "\tbyte"
+#endif /* USE_GAS */
+
/* The sysV68 as doesn't know about double's and float's. */
/* This is how to output an assembler line defining a `double' constant. */
#define ASM_OUTPUT_DOUBLE(FILE,VALUE) \
do { long l[2]; \
REAL_VALUE_TO_TARGET_DOUBLE (VALUE, l); \
- fprintf (FILE, "\tlong 0x%x,0x%x\n", l[0], l[1]); \
+ fprintf (FILE, "\t%s 0x%x,0x%x\n", ASM_LONG, l[0], l[1]); \
} while (0)
#undef ASM_OUTPUT_LONG_DOUBLE
#define ASM_OUTPUT_LONG_DOUBLE(FILE,VALUE) \
do { long l[3]; \
REAL_VALUE_TO_TARGET_LONG_DOUBLE (VALUE, l); \
- fprintf (FILE, "\tlong 0x%x,0x%x,0x%x\n", l[0], l[1], l[2]); \
+ fprintf (FILE, "\t%s 0x%x,0x%x,0x%x\n", ASM_LONG, l[0], l[1], l[2]); \
} while (0)
/* This is how to output an assembler line defining a `float' constant. */
#define ASM_OUTPUT_FLOAT(FILE,VALUE) \
do { long l; \
REAL_VALUE_TO_TARGET_SINGLE (VALUE, l); \
- fprintf ((FILE), "\tlong 0x%x\n", l); \
+ fprintf ((FILE), "\t%s 0x%x\n", ASM_LONG, l); \
} while (0)
/* This is how to output an assembler line defining an `int' constant. */
#undef ASM_OUTPUT_INT
#define ASM_OUTPUT_INT(FILE,VALUE) \
-( fprintf (FILE, "\tlong "), \
+( fprintf (FILE, "\t%s ", ASM_LONG), \
output_addr_const (FILE, (VALUE)), \
fprintf (FILE, "\n"))
#undef ASM_OUTPUT_SHORT
#define ASM_OUTPUT_SHORT(FILE,VALUE) \
-( fprintf (FILE, "\tshort "), \
+( fprintf (FILE, "\t%s ", ASM_SHORT), \
output_addr_const (FILE, (VALUE)), \
fprintf (FILE, "\n"))
#undef ASM_OUTPUT_CHAR
#define ASM_OUTPUT_CHAR(FILE,VALUE) \
-( fprintf (FILE, "\tbyte "), \
+( fprintf (FILE, "\t%s ", ASM_CHAR), \
output_addr_const (FILE, (VALUE)), \
fprintf (FILE, "\n"))
#undef ASM_OUTPUT_BYTE
#define ASM_OUTPUT_BYTE(FILE,VALUE) \
- fprintf (FILE, "\tbyte 0x%x\n", (VALUE))
+ fprintf (FILE, "\t%s 0x%x\n", ASM_BYTE, (VALUE))
/* This is how to output an assembler line
that says to advance the location counter
to a multiple of 2**LOG bytes. */
+#ifndef USE_GAS
+#define ALIGN_ASM_OP "even"
+#else /* USE_GAS */
+#define ALIGN_ASM_OP ".even"
+#endif /* USE_GAS */
+
#undef ASM_OUTPUT_ALIGN
#define ASM_OUTPUT_ALIGN(FILE,LOG) \
if ((LOG) == 1) \
- fprintf (FILE, "\teven\n"); \
+ fprintf (FILE, "\t%s\n", ALIGN_ASM_OP); \
else if ((LOG) != 0) \
abort ();
+#ifndef USE_GAS
+#define SKIP_ASM_OP "space"
+#else /* USE_GAS */
+#define SKIP_ASM_OP ".skip"
+#endif /* USE_GAS */
+
#undef ASM_OUTPUT_SKIP
#define ASM_OUTPUT_SKIP(FILE,SIZE) \
- fprintf (FILE, "\tspace %u\n", (SIZE))
+ fprintf (FILE, "\t%s %u\n", SKIP_ASM_OP, (SIZE))
/* Can't use ASM_OUTPUT_SKIP in text section. */
/* The beginnings of sdb support... */
-#undef ASM_OUTPUT_SOURCE_FILENAME
+/* Undefining these will allow `output_file_directive' (in toplev.c)
+ to default to the right thing. */
+#undef ASM_OUTPUT_MAIN_SOURCE_FILENAME
+#ifndef USE_GAS
#define ASM_OUTPUT_SOURCE_FILENAME(FILE, FILENAME) \
do { fprintf (FILE, "\tfile\t"); \
output_quoted_string (FILE, FILENAME); \
#undef ASM_OUTPUT_ASCII
#define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
do { register int sp = 0, lp = 0; \
- fprintf ((FILE), "\tbyte\t"); \
+ fprintf ((FILE), "%s\t", ASM_BYTE_OP); \
loop: \
if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\') \
{ lp += 3; \
putc (',', (FILE)); \
goto loop; } \
putc ('\n', (FILE)); } while (0)
+#endif /* USE_GAS */
+#ifndef USE_GAS
/* Output a float value (represented as a C double) as an immediate operand.
This macro is a 68k-specific macro. */
REAL_VALUE_TO_TARGET_DOUBLE (VALUE, l); \
fprintf ((FILE), "&0x%lx%08lx", l[0], l[1]); \
} while (0)
+#endif /* USE_GAS */
/* This is how to store into the string LABEL
the symbol_ref name of an internal numbered label where
This is suitable for output with `assemble_name'. */
#undef ASM_GENERATE_INTERNAL_LABEL
+#ifndef USE_GAS
#define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \
sprintf ((LABEL), "%s%%%d", (PREFIX), (NUM))
+#else /* USE_GAS */
+#define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \
+ sprintf ((LABEL), ".%s%d", (PREFIX), (NUM))
+#endif /* USE_GAS */
/* This is how to output an internal numbered label where
PREFIX is the class of label and NUM is the number within the class. */
#undef ASM_OUTPUT_INTERNAL_LABEL
+#ifndef USE_GAS
#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
fprintf (FILE, "%s%%%d:\n", PREFIX, NUM)
+#else /* USE_GAS */
+#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
+ fprintf (FILE, ".%s%d:\n", PREFIX, NUM)
+#endif /* USE_GAS */
/* This is how to output a reference to a user-level label named NAME.
`assemble_name' uses this. */
#undef ASM_OUTPUT_ADDR_VEC_ELT
#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
- fprintf (FILE, "\tlong L%%%d\n", (VALUE))
+ asm_fprintf (FILE, "\t%s %L%d\n", ASM_LONG, (VALUE))
/* This is how to output an element of a case-vector that is relative. */
#undef ASM_OUTPUT_ADDR_DIFF_ELT
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
- fprintf (FILE, "\tshort L%%%d-L%%%d\n", (VALUE), (REL))
+ asm_fprintf (FILE, "\t%s %L%d-%L%d\n", ASM_SHORT, (VALUE), (REL))
+
+#ifndef USE_GAS
#define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \
fprintf (FILE, "\tswbeg &%d\n%s%%%d:\n", \
#define ASM_RETURN_CASE_JUMP return "jmp 8(%%pc,%0.w)"
+#else /* USE_GAS */
+
+/* labelno is not used here */
+#define ASM_OUTPUT_CASE_FETCH(file, labelno, regname)\
+ asm_fprintf (file, "%Rpc@(6,%s:", regname)
+
+#define ASM_RETURN_CASE_JUMP return "jmp %%pc@(2,%0:w)"
+
+#endif /* USE_GAS */
+
+#ifndef USE_GAS
+
/* Translate some opcodes to fit the sysV68 assembler syntax. */
/* The opcodes fdmov and fsmov are guesses. */
if ((PTR)[0] == 'a' || (PTR)[0] == 'i' \
|| (PTR)[0] == 'm') (PTR)++; } \
}
+#endif /* USE_GAS */
/* phdm@info.ucl.ac.be says to pass SIZE, not ROUNDED. */
to define a global common symbol. */
#undef ASM_OUTPUT_COMMON
+#ifndef USE_GAS
#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
( fputs ("\tcomm ", (FILE)), \
assemble_name ((FILE), (NAME)), \
fprintf ((FILE), ",%u\n", (SIZE)))
+#else /* USE_GAS */
+#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
+( fputs ("\t.comm ", (FILE)), \
+ assemble_name ((FILE), (NAME)), \
+ fprintf ((FILE), ",%u\n", (SIZE)))
+#endif /* USE_GAS */
/* This says how to output an assembler line
to define a local common symbol. */
#undef ASM_OUTPUT_LOCAL
+#ifndef USE_GAS
#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
( fputs ("\tlcomm ", (FILE)), \
assemble_name ((FILE), (NAME)), \
fprintf ((FILE), ",%u\n", (SIZE)))
+#else /* USE_GAS */
+#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
+( fputs ("\t.lcomm ", (FILE)), \
+ assemble_name ((FILE), (NAME)), \
+ fprintf ((FILE), ",%u\n", (SIZE)))
+#endif /* USE_GAS */
-\f
+#ifndef USE_GAS
/* Override usual definitions of SDB output macros.
These definitions differ only in the absence of the period
at the beginning of the name of the directive
#define SDB_GENERATE_FAKE(BUFFER, NUMBER) \
sprintf ((BUFFER), "~%dfake", (NUMBER));
+#endif /* USE_GAS */
+
/* Define subroutines to call to handle multiply, divide, and remainder.
Use the subroutines that the sysV68's library provides.
The `*' prevents an underscore from being prepended by the compiler. */
#undef FUNCTION_ARG_REGNO_P
#define FUNCTION_ARG_REGNO_P(N) (TARGET_68020 ? 0 : (N) == 0)
+
+/* manfred@lts.sel.alcatel.de: I believe that most delta machines are configured to have
+ a 6888[12] FPU for which we need to link -lm881 instead of -lm; define ALT_LIBM to
+ tell g++.c about that. */
+#define ALT_LIBM "-lm881"
+
+#if (TARGET_DEFAULT & 2) /* The default configuration has a 6888[12] FPU. */
+#define MATH_LIBRARY "-lm881"
+#endif
+
+/* Currently we do not have the atexit() function;
+ * so take that from libgcc2.c
+ */
+
+#define NEED_ATEXIT 1
+#define HAVE_ATEXIT 1
+
+#define EXIT_BODY \
+ do \
+ { extern void monitor (); \
+ extern long mcount asm ("mcount%"); \
+ extern long etext; \
+ \
+ if (&mcount < &etext) \
+ monitor (0); \
+ _cleanup (); \
+ } while (0)
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