mirror of
https://github.com/pmret/gcc-papermario.git
synced 2024-11-08 20:02:47 +01:00
197 lines
6.4 KiB
C
197 lines
6.4 KiB
C
/* Definitions of target machine for GNU compiler. ENCORE NS32000 version.
|
||
Copyright (C) 1988, 1993 Free Software Foundation, Inc.
|
||
Adapted by Robert Brown (brown@harvard.harvard.edu) from the Sequent
|
||
version by Michael Tiemann (tiemann@mcc.com).
|
||
|
||
This file is part of GNU CC.
|
||
|
||
GNU CC is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2, or (at your option)
|
||
any later version.
|
||
|
||
GNU CC is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with GNU CC; see the file COPYING. If not, write to
|
||
the Free Software Foundation, 59 Temple Place - Suite 330,
|
||
Boston, MA 02111-1307, USA. */
|
||
|
||
|
||
#define EXTERNAL_PREFIX '?'
|
||
#define IMMEDIATE_PREFIX '$'
|
||
|
||
#include "ns32k/ns32k.h"
|
||
|
||
#define SDB_DEBUGGING_INFO
|
||
#undef DBX_REGISTER_NUMBER
|
||
#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
|
||
|
||
/* Cause long-jump assembler to be used,
|
||
since otherwise some files fail to be assembled right. */
|
||
#define ASM_SPEC "-j"
|
||
|
||
#undef ASM_FILE_START
|
||
#undef ASM_GENERATE_INTERNAL_LABEL
|
||
#undef ASM_OUTPUT_ADDR_DIFF_ELT
|
||
#undef ASM_OUTPUT_ALIGN
|
||
#undef ASM_OUTPUT_ASCII
|
||
#undef ASM_OUTPUT_DOUBLE
|
||
#undef ASM_OUTPUT_INT
|
||
#undef ASM_OUTPUT_INTERNAL_LABEL
|
||
#undef ASM_OUTPUT_LOCAL
|
||
#undef CPP_PREDEFINES
|
||
#undef FUNCTION_BOUNDARY
|
||
#undef PRINT_OPERAND
|
||
#undef PRINT_OPERAND_ADDRESS
|
||
#undef TARGET_VERSION
|
||
#undef FUNCTION_PROFILER
|
||
#undef ASM_OUTPUT_LABELREF_AS_INT
|
||
|
||
#define TARGET_DEFAULT 9 /* 32332 with 32081. */
|
||
#define TARGET_VERSION fprintf (stderr, " (32000, Encore syntax)");
|
||
/* Note Encore does not standardly do -Dencore. */
|
||
/* budd: should have a -ns32332 (or -apc) switch! but no harm for now */
|
||
#define CPP_PREDEFINES "-Dns32000 -Dn16 -Dns16000 -Dns32332 -Dunix -Asystem(unix) -Acpu(ns32k) -Amachine(ns32k)"
|
||
|
||
/* Ignore certain cpp directives used in header files on sysV. */
|
||
#define SCCS_DIRECTIVE
|
||
|
||
/* Output #ident as a .ident. */
|
||
#define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME);
|
||
|
||
/* The .file command should always begin the output. */
|
||
#define ASM_FILE_START(FILE) \
|
||
output_file_directive ((FILE), main_input_filename)
|
||
|
||
#define FUNCTION_BOUNDARY 128 /* speed optimization */
|
||
|
||
/*
|
||
* The Encore assembler uses ".align 2" to align on 2-byte boundaries.
|
||
*/
|
||
|
||
#define ASM_OUTPUT_ALIGN(FILE,LOG) \
|
||
fprintf (FILE, "\t.align %d\n", 1 << (LOG))
|
||
|
||
/* The Encore assembler doesn't seem to accept the usual second argument
|
||
and warns that .align may not work in the text section if optimization
|
||
is on. */
|
||
#undef ASM_OUTPUT_ALIGN_CODE
|
||
#define ASM_OUTPUT_ALIGN_CODE(FILE)
|
||
|
||
/*
|
||
* Internal labels are prefixed with a period.
|
||
*/
|
||
|
||
#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
|
||
sprintf (LABEL, "*.%s%d", PREFIX, NUM)
|
||
#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
|
||
fprintf (FILE, ".%s%d:\n", PREFIX, NUM)
|
||
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
|
||
fprintf (FILE, "\t.double .L%d-.LI%d\n", VALUE, REL)
|
||
|
||
/*
|
||
* Different syntax for integer constants, double constants, and
|
||
* uninitialized locals.
|
||
*/
|
||
|
||
#define ASM_OUTPUT_INT(FILE,VALUE) \
|
||
( fprintf (FILE, "\t.double "), \
|
||
output_addr_const (FILE, (VALUE)), \
|
||
fprintf (FILE, "\n"))
|
||
|
||
#define ASM_OUTPUT_LABELREF_AS_INT(STREAM, NAME) \
|
||
do { \
|
||
fprintf (STREAM, "\t.double\t"); \
|
||
ASM_OUTPUT_LABELREF (STREAM, NAME); \
|
||
fprintf (STREAM, "\n"); \
|
||
} while (0)
|
||
|
||
|
||
#define ASM_OUTPUT_DOUBLE(FILE,VALUE) \
|
||
fprintf (FILE, "\t.long 0f%.20e\n", (VALUE))
|
||
|
||
#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
|
||
( fputs ("\t.bss ", (FILE)), \
|
||
assemble_name ((FILE), (NAME)), \
|
||
fprintf ((FILE), ",%u,%u\n", (SIZE), (ROUNDED)))
|
||
|
||
/*
|
||
* Encore assembler can't handle huge string constants like the one in
|
||
* gcc.c. If the default routine in varasm.c were more conservative, this
|
||
* code could be eliminated. It starts a new .ascii directive every 40
|
||
* characters.
|
||
*/
|
||
|
||
#define ASM_OUTPUT_ASCII(file, p, size) \
|
||
do { \
|
||
int i; \
|
||
for (i = 0; i < (size); i++) \
|
||
{ \
|
||
register int c = (p)[i]; \
|
||
if ((i / 40) * 40 == i) \
|
||
if (i == 0) \
|
||
fprintf ((file), "\t.ascii \""); \
|
||
else \
|
||
fprintf ((file), "\"\n\t.ascii \""); \
|
||
if (c == '\"' || c == '\\') \
|
||
putc ('\\', (file)); \
|
||
if (c >= ' ' && c < 0177) \
|
||
putc (c, (file)); \
|
||
else \
|
||
{ \
|
||
fprintf ((file), "\\%o", c); \
|
||
if (i < (size) - 1 \
|
||
&& (p)[i + 1] >= '0' && (p)[i + 1] <= '9')\
|
||
fprintf ((file), "\"\n\t.ascii \""); \
|
||
} \
|
||
} \
|
||
fprintf ((file), "\"\n"); \
|
||
} while (0)
|
||
|
||
/* Modify syntax of jsr instructions. */
|
||
#define CALL_MEMREF_IMPLICIT
|
||
|
||
#define NO_ABSOLUTE_PREFIX_IF_SYMBOLIC
|
||
|
||
#define PRINT_OPERAND(FILE, X, CODE) print_operand(FILE, X, CODE)
|
||
|
||
#define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address(FILE, ADDR)
|
||
|
||
/* Change the way in which data is allocated and initialized on the
|
||
encore so that both private and shared data are supported. Shared data
|
||
that is initialized must be contained in the ".shrdata" section
|
||
of the program. This is accomplished by defining the SHARED_SECTION_ASM_OP
|
||
macro. Share data that is simply allocated, and not initialized must
|
||
be prefixed with the ".shrcomm" or ".shrbss" pseudo op, for common or
|
||
local data respectively. This is accomplished by redefining the
|
||
ASM_OUTPUT_COMMON and ASM_OUTPUT_LOCAL macros. */
|
||
|
||
/* Assembler pseudo-op for shared data segment. */
|
||
|
||
#define SHARED_SECTION_ASM_OP ".shrdata"
|
||
|
||
/* This says how to output an assembler line
|
||
to define a shared common symbol. */
|
||
|
||
#define ASM_OUTPUT_SHARED_COMMON(FILE, NAME, SIZE, ROUNDED) \
|
||
( fputs (".shrcomm ", (FILE)), \
|
||
assemble_name ((FILE), (NAME)), \
|
||
fprintf ((FILE), ",%d\n", (ROUNDED)))
|
||
|
||
/* This says how to output an assembler line
|
||
to define a shared local symbol. */
|
||
|
||
#define ASM_OUTPUT_SHARED_LOCAL(FILE, NAME, SIZE, ROUNDED) \
|
||
( fputs ("\t.shrbss ", (FILE)), \
|
||
assemble_name ((FILE), (NAME)), \
|
||
fprintf ((FILE), ",%d,%d\n", (SIZE), (ROUNDED)))
|
||
|
||
#define FUNCTION_PROFILER(FILE, LABELNO) \
|
||
fprintf (FILE, "\taddr .LP%d,r0\n\tjsr mcount\n", (LABELNO))
|
||
|
||
#define ENCORE_ASM
|