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/* Definitions for Sun SPARC64 running FreeBSD using the ELF format
Copyright (C) 2001-2020 Free Software Foundation, Inc.
Contributed by David E. O'Brien <obrien@FreeBSD.org> and BSDi.
This file is part of GCC.
GCC 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 3, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
/* FreeBSD needs the platform name (sparc64) defined.
Emacs etc needs to know if the arch is 64 or 32-bits.
This also selects which targets are available via -mcpu. */
#undef FBSD_TARGET_CPU_CPP_BUILTINS
#define FBSD_TARGET_CPU_CPP_BUILTINS() \
do \
{ \
builtin_define ("__sparc64__"); \
builtin_define ("__sparc__"); \
builtin_define ("__sparc_v9__"); \
builtin_define ("__sparcv9"); \
} \
while (0)
#undef ASM_SPEC
#define ASM_SPEC "%{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
#define LINK_SPEC "%(link_arch) \
%{!mno-relax:%{!r:-relax}} \
%{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \
%{assert*} %{R*} %{rpath*} %{defsym*} \
%{shared:-Bshareable %{h*} %{soname*}} \
%{symbolic:-Bsymbolic} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
-dynamic-linker %(fbsd_dynamic_linker) } \
%{static:-Bstatic}}"
/************************[ Target stuff ]***********************************/
/* Define the actual types of some ANSI-mandated types.
Needs to agree with <machine/ansi.h>. GCC defaults come from c-decl.c,
c-common.c, and config/<arch>/<arch>.h. */
/* Earlier headers may get this wrong for FreeBSD.
We use the GCC defaults instead. */
#undef WCHAR_TYPE
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
/* Define for support of TFmode long double.
SPARC ABI says that long double is 4 words. */
#undef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
/* Definitions for 64-bit SPARC running systems with ELF. */
#define TARGET_ELF 1
/* XXX */
/* A 64 bit v9 compiler with stack-bias,
in a Medium/mid code model environment. */
#undef TARGET_DEFAULT
#define TARGET_DEFAULT \
(MASK_V9 + MASK_64BIT + MASK_PTR64 /* + MASK_FASTER_STRUCTS */ \
+ MASK_STACK_BIAS + MASK_APP_REGS + MASK_FPU \
+ MASK_LONG_DOUBLE_128 /* + MASK_HARD_QUAD */)
/* The default code model. */
#undef SPARC_DEFAULT_CMODEL
#define SPARC_DEFAULT_CMODEL CM_MEDLOW
#define HAVE_ENABLE_EXECUTE_STACK
/************************[ Assembler stuff ]********************************/
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
/* XXX2 */
/* This is how to store into the string LABEL
the symbol_ref name of an internal numbered label where
PREFIX is the class of label and NUM is the number within the class.
This is suitable for output with `assemble_name'. */
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
sprintf (LABEL, "*.L%s%lu", PREFIX, (unsigned long)(NUM))
/************************[ Debugger stuff ]*********************************/
/* This is the char to use for continuation (in case we need to turn
continuation back on). */
#undef DBX_CONTIN_CHAR
#define DBX_CONTIN_CHAR '?'
/* DWARF bits. */
/* Follow Irix 6 and not the Dwarf2 draft in using 64-bit offsets.
Obviously the Dwarf2 folks havn't tried to actually build systems
with their spec. On a 64-bit system, only 64-bit relocs become
RELATIVE relocations. */
/* #define DWARF_OFFSET_SIZE PTR_SIZE */
#ifdef HAVE_AS_TLS
#undef TARGET_SUN_TLS
#undef TARGET_GNU_TLS
#define TARGET_SUN_TLS 0
#define TARGET_GNU_TLS 1
#endif
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} " \
FBSD_ENDFILE_SPEC
/* We use GNU ld so undefine this so that attribute((init_priority)) works. */
#undef CTORS_SECTION_ASM_OP
#undef DTORS_SECTION_ASM_OP
|
