142 lines
4.5 KiB
C
142 lines
4.5 KiB
C
/* Definitions for Sun assembler syntax for the Intel 80386.
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Copyright (C) 1988, 1996, 2000 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Include common aspects of all 386 Unix assemblers. */
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#include "i386/unix.h"
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#define TARGET_VERSION fprintf (stderr, " (80386, Sun syntax)");
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/* Define the syntax of instructions and addresses. */
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/* Prefix for internally generated assembler labels. */
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#define LPREFIX ".L"
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/* Define the syntax of pseudo-ops, labels and comments. */
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/* Assembler pseudos to introduce constants of various size. */
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#define ASM_SHORT "\t.value\t"
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#define ASM_LONG "\t.long\t"
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#define ASM_QUAD "\t.quad\t" /* Should not be used for 32bit compilation. */
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/* How to output an ASCII string constant. */
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#define ASM_OUTPUT_ASCII(FILE, PTR, SIZE) \
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do \
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{ size_t i = 0, limit = (SIZE); \
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while (i < limit) \
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{ if (i%10 == 0) { if (i!=0) fprintf ((FILE), "\n"); \
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fputs ("\t.byte\t", (FILE)); } \
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else fprintf ((FILE), ","); \
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fprintf ((FILE), "0x%x", ((PTR)[i++] & 0377)) ;} \
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fprintf ((FILE), "\n"); \
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} while (0)
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/* Output at beginning of assembler file. */
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/* The .file command should always begin the output. */
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#undef ASM_FILE_START
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#define ASM_FILE_START(FILE) \
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do { \
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{ \
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const int len = strlen (main_input_filename); \
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const char *na = main_input_filename + len; \
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char shorter[15]; \
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/* NA gets MAIN_INPUT_FILENAME sans directory names. */\
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while (na > main_input_filename) \
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{ \
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if (na[-1] == '/') \
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break; \
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na--; \
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} \
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strncpy (shorter, na, 14); \
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shorter[14] = 0; \
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fprintf (FILE, "\t.file\t"); \
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output_quoted_string (FILE, shorter); \
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fprintf (FILE, "\n"); \
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} \
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fprintf (FILE, "\t.version\t\"%s %s\"\n", \
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lang_hooks.name, version_string); \
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if (optimize) ASM_FILE_START_1 (FILE); \
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} while (0)
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#define ASM_FILE_START_1(FILE) fprintf (FILE, "\t.optim\n")
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/* This is how to output an assembler line
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that says to advance the location counter
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to a multiple of 2**LOG bytes. */
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#define ASM_OUTPUT_ALIGN(FILE,LOG) \
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if ((LOG)!=0) fprintf ((FILE), "\t.align %d\n", 1<<(LOG))
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/* This is how to output an assembler line
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that says to advance the location counter by SIZE bytes. */
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#define ASM_OUTPUT_SKIP(FILE,SIZE) \
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fprintf ((FILE), "\t.set\t.,.+%u\n", (SIZE))
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/* Output before read-only data. */
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#undef TEXT_SECTION_ASM_OP
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#define TEXT_SECTION_ASM_OP "\t.text"
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/* Output before writable data. */
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#undef DATA_SECTION_ASM_OP
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#define DATA_SECTION_ASM_OP "\t.data"
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/* Define the syntax of labels and symbol definitions/declarations. */
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/* This says how to output an assembler line
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to define a global common symbol. */
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#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
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( fputs (".comm ", (FILE)), \
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assemble_name ((FILE), (NAME)), \
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fprintf ((FILE), ",%u\n", (ROUNDED)))
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/* This says how to output an assembler line
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to define a local common symbol. */
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#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
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( fputs (".lcomm ", (FILE)), \
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assemble_name ((FILE), (NAME)), \
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fprintf ((FILE), ",%u\n", (ROUNDED)))
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/* This is how to store into the string BUF
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the symbol_ref name of an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class.
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This is suitable for output with `assemble_name'. */
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#define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \
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sprintf ((BUF), "*.%s%ld", (PREFIX), (long)(NUMBER))
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/* The prefix to add to user-visible assembler symbols. */
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#define USER_LABEL_PREFIX ""
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/* This is how to output an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class. */
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#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
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fprintf (FILE, ".%s%d:\n", PREFIX, NUM)
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