149 lines
4.7 KiB
C
149 lines
4.7 KiB
C
/* Definitions of target machine for GNU compiler.
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Citicorp/TTI Unicom PBD version
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(using GAS and COFF (encapsulated is unacceptable) )
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Copyright (C) 1990 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "sparc.h"
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/* Names to predefine in the preprocessor for this target machine. */
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES "-Dsparc -DUnicomPBD -Dunix"
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/* We want DBX format for use with gdb under COFF. */
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#define DBX_DEBUGGING_INFO
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#define DBX_IN_COFF
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/* Generate calls to memcpy, memcmp and memset. */
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#define TARGET_MEM_FUNCTIONS
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/* we use /lib/libp/lib* when profiling */
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#undef LIB_SPEC
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#define LIB_SPEC "%{!shlib:%{p:-L/lib/libp} %{pg:-L/lib/libp} -lc} \
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%{shlib:-lc_s crtn.o%s }"
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/* shared libraries need to use crt1.o */
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#ifdef USE_GPLUS_IFILE
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#define STARTFILE_SPEC \
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"g++.ifile%s %{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
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%{shlib:crt1.o%s } "
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#else
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#define STARTFILE_SPEC \
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"%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
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%{shlib:crt1.o%s } "
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#endif
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/* cpp has to support a #sccs directive for the /usr/include files */
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#define SCCS_DIRECTIVE
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#ifndef __GNUC__
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#define USE_C_ALLOCA
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#endif
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#undef ASM_OUTPUT_LABELREF
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#define ASM_OUTPUT_LABELREF(FILE,NAME) \
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fprintf (FILE, "%s", NAME)
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/* fixes: */
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/*
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* Internal labels are prefixed with a period.
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*/
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/* This is how to store into the string LABEL
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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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#undef ASM_GENERATE_INTERNAL_LABEL
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#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
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sprintf (LABEL, "*.%s%d", PREFIX, NUM)
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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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#undef ASM_OUTPUT_INTERNAL_LABEL
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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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/* This is how to output an element of a case-vector that is relative. */
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#undef ASM_OUTPUT_ADDR_DIFF_ELT
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#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL) \
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fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL)
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/* This is how to output an element of a case-vector that is absolute.
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(The 68000 does not use such vectors,
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but we must define this macro anyway.) */
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#undef ASM_OUTPUT_ADDR_VEC_ELT
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#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
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fprintf (FILE, "\t.word .L%d\n", VALUE)
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/* Underscores are not used on Unicom PBB coff systems. */
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#define NO_UNDERSCORES
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/* Output assembler code to FILE to increment profiler label # LABELNO
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for profiling a function entry. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) \
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fprintf (FILE, "\tsethi %%hi(.LP%d),%%o0\n\tcall mcount\n\tor %%lo(.LP%d),%%o0,%%o0\n", \
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(LABELNO), (LABELNO))
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/* Output assembler code to FILE to initialize this source file's
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basic block profiling info, if that has not already been done. */
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#undef FUNCTION_BLOCK_PROFILER
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#define FUNCTION_BLOCK_PROFILER(FILE, LABELNO) \
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fprintf (FILE, "\tsethi %%hi(.LPBX0),%%o0\n\tld [%%lo(.LPBX0)+%%o0],%%o1\n\ttst %%o1\n\tbne .LPY%d\n\tnop\n\tcall ___bb_init_func\n\tnop\n.LPY%d:\n", \
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(LABELNO), (LABELNO))
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/* Output assembler code to FILE to increment the entry-count for
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the BLOCKNO'th basic block in this source file. */
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#undef BLOCK_PROFILER
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#define BLOCK_PROFILER(FILE, BLOCKNO) \
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{ \
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int blockn = (BLOCKNO); \
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fprintf (FILE, "\tsethi %%hi(.LPBX2+%d),%%g1\n\tld [%%lo(.LPBX2+%d)+%%g1],%%g2\n\
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\tadd %%g2,1,%%g2\n\tst %%g2,[%%lo(.LPBX2+%d)+%%g1]\n", \
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4 * blockn, 4 * blockn, 4 * blockn); \
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CC_STATUS_INIT; /* We have clobbered %g1. Also %g2. */ \
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}
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/* This is needed for SunOS 4.0, and should not hurt for 3.2
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versions either. */
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#undef ASM_OUTPUT_SOURCE_LINE(file, line)
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#define ASM_OUTPUT_SOURCE_LINE(file, line) \
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{ static int sym_lineno = 1; \
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fprintf (file, ".stabn 68,0,%d,.LM%d\n.LM%d:\n", \
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line, sym_lineno, sym_lineno); \
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sym_lineno += 1; }
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#define ASM_INT_OP ".long "
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