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gcc/config/sparc/sp64-aout.h
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49
gcc/config/sparc/sp64-aout.h
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/* Definitions of target machine for GNU compiler,
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for Sun SPARC-V9 on a hypothetical a.out format machine.
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Copyright (C) 1994 Free Software Foundation, Inc.
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Contributed by Doug Evans, dje@cygnus.com.
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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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/* This is a v9 only compiler. -mv8 is not expected to work. If you want
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a v8/v9 compiler, this isn't the place to do it. */
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/* ??? Until real v9 machines exist, all of this is subject to change. */
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/* ??? This file should really be called sp64-sunos4.h or some such but that
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would be a bit misleading since no such machines exist yet. The current
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name is also misleading since the term "aout" is more properly applied to
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embedded configurations. */
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#define SPARCV9 /* See sparc.h. */
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#include "sparc/sparc.h"
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/* A v9 compiler with 32 bit integers and 64 bit pointers,
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in a Medium/Low code model with only 32 bit assembler support. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT \
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(MASK_V9 + MASK_MEDLOW + MASK_ENV32 + MASK_PTR64 + MASK_HARD_QUAD + MASK_EPILOGUE + MASK_FPU)
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/* ??? Disabled for v9 as the current implementation of the Medium/Anywhere
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code model needs this in the data segment (still true?). Let's hope the
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assembler is fixed. */
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#undef JUMP_TABLES_IN_TEXT_SECTION
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/* Put all data in the data segment (necessary for the current implementation
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of the Medium/Anywhere code model - see if still true). */
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#define READONLY_DATA_SECTION data_section
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147
gcc/config/sparc/sp64-elf.h
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gcc/config/sparc/sp64-elf.h
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/* Definitions of target machine for GNU compiler,
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for Sun SPARC-V9 on a hypothetical elf format machine.
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Copyright (C) 1994 Free Software Foundation, Inc.
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Contributed by Doug Evans, dje@cygnus.com.
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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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/* This is a v9 only compiler. -mv8 is not expected to work. If you want
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a v8/v9 compiler, this isn't the place to do it. */
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/* ??? Until real v9 machines exist, all of this is subject to change. */
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/* ??? This file should really be called sp64-sol2.h or some such but that
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would be a bit misleading since no such machines exist yet. The current
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name is also misleading since the term "elf" is more properly applied to
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embedded configurations. */
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#define SPARCV9 /* See sparc.h. */
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/* ??? We're taking the scheme of including another file and then overriding
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the values we don't like a bit too far here. The alternative is to more or
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less duplicate all of svr4.h, sparc/sysv4.h, and sparc/sol2.h here
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(suitably cleaned up). Until real sparc64 machines exist, it's not clear
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which is better. */
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#include "sparc/sol2.h"
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/* A v9 compiler with stack-bias, 32 bit integers and 64 bit pointers,
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in a Medium/Anywhere code model environment. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT \
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(MASK_V9 + MASK_STACK_BIAS + MASK_MEDANY + MASK_PTR64 + MASK_HARD_QUAD + MASK_EPILOGUE + MASK_FPU)
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES \
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"-Dsun -Dsparc -Dunix -D__svr4__ -D__sparc_v9__ \
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-Asystem(unix) -Asystem(svr4) -Acpu(sparc64) -Amachine(sparc64)"
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#undef CPP_SPEC
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#define CPP_SPEC "\
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%{mint64:-D__INT_MAX__=9223372036854775807LL -D__LONG_MAX__=9223372036854775807LL} \
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%{mlong64:-D__LONG_MAX__=9223372036854775807LL} \
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"
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#undef MD_EXEC_PREFIX
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#undef MD_STARTFILE_PREFIX
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/* Use the default (for now). */
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#undef STARTFILE_SPEC
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/* Use the default (for now). */
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#undef LIB_SPEC
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/* This is taken from sol2.h. */
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#undef LINK_SPEC
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#define LINK_SPEC "\
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%{!nostdlib:%{!r*:%{!e*:-e _start}}}
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%{h*} %{V} %{v:%{!V:-V}} \
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%{b} %{Wl,*:%*} \
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%{static:-dn -Bstatic} \
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%{shared:-G -dy} \
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%{symbolic:-Bsymbolic -G -dy} \
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%{G:-G} \
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%{YP,*} \
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%{R*} \
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%{Qy:} %{!Qn:-Qy} \
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"
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/* Unfortunately, svr4.h redefines these so we have to restore them to
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their original values in sparc.h. */
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/* ??? It might be possible to eventually get svr4.h to do the right thing. */
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE \
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(POINTER_SIZE == 64 ? "long long int" \
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: POINTER_SIZE == 32 && LONG_TYPE_SIZE == 32 ? "long" \
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: 0 /*abort*/)
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#undef SIZE_TYPE
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#define SIZE_TYPE \
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(POINTER_SIZE == 64 ? "long long unsigned int" \
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: POINTER_SIZE == 32 && LONG_TYPE_SIZE == 32 ? "long unsigned int" \
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: 0 /*abort*/)
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/* ??? This should be 32 bits for v9 but what can we do? */
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "short unsigned int"
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 16
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/* ??? Disabled for v9 as the current implementation of the Medium/Anywhere
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code model needs this in the data segment (still true?). Let's hope the
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assembler is fixed. */
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#undef JUMP_TABLES_IN_TEXT_SECTION
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/* System V Release 4 uses DWARF debugging info.
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GDB doesn't support 64 bit stabs yet and the desired debug format is DWARF
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anyway so it is the default. */
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#define DWARF_DEBUGGING_INFO
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#define DBX_DEBUGGING_INFO
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#undef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DWARF_DEBUG
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/* Define the names of various pseudo-ops used by the Sparc/svr4 assembler.
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??? If ints are 64 bits then UNALIGNED_INT_ASM_OP (defined elsewhere) is
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misnamed. These should all refer to explicit sizes (half/word/xword?),
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anything other than short/int/long/etc. */
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#define UNALIGNED_LONGLONG_ASM_OP ".uaxword"
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/* DWARF stuff. */
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#define ASM_OUTPUT_DWARF_ADDR(FILE,LABEL) \
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do { fprintf ((FILE), "\t%s\t", UNALIGNED_LONGLONG_ASM_OP); \
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assemble_name (FILE, LABEL); \
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fprintf (FILE, "\n"); \
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} while (0)
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#define ASM_OUTPUT_DWARF_ADDR_CONST(FILE,RTX) \
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do { \
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fprintf ((FILE), "\t%s\t", UNALIGNED_LONGLONG_ASM_OP); \
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output_addr_const ((FILE), (RTX)); \
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fputc ('\n', (FILE)); \
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} while (0)
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/* ??? Not sure if this should be 4 or 8 bytes. 4 works for now. */
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#define ASM_OUTPUT_DWARF_REF(FILE,LABEL) \
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do { fprintf ((FILE), "\t%s\t", UNALIGNED_INT_ASM_OP); \
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assemble_name (FILE, LABEL); \
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fprintf (FILE, "\n"); \
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} while (0)
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3
gcc/config/sparc/t-sp64
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3
gcc/config/sparc/t-sp64
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LIBGCC1 = libgcc1.null
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CROSS_LIBGCC1 = libgcc1.null
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