diff options
author | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-05-21 11:08:58 +0000 |
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committer | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-05-21 11:08:58 +0000 |
commit | 463553dbd6573d1fd41d24aa1aac8e83bc95e3d6 (patch) | |
tree | 03facded16790b6c727201147904c9c4862b73cc /gcc/config/i386/dragonfly.h | |
parent | c51f754b281732cea699c7cc2595a0d0c8cc6300 (diff) | |
download | gcc-463553dbd6573d1fd41d24aa1aac8e83bc95e3d6.tar.gz |
2014-05-21 John Marino <gnugcc@marino.st>
gcc:
* config.gcc (*-*-dragonfly*): New target.
* configure.ac: Detect dl_iterate_phdr (*freebsd*, *dragonfly*).
* configure: Regenerate.
* config/dragonfly-stdint.h: New.
* config/dragonfly.h: New.
* config/dragonfly.opt: New.
* config/i386/dragonfly.h: New.
* ginclude/stddef.h: Detect _PTRDIFF_T_DECLARED for DragonFly.
include:
* liberty.h: Use basename function on DragonFly.
libcilkrts:
* runtime/os-unix.c (__DragonFly__): New target.
libgcc:
* config.host (*-*-dragonfly*): New target.
* crtstuff.c: Make dl_iterate_support generic on *bsd.
* enable-execute-stack-mprotect.c: Always mprotect on FreeBSD.
* unwind-dw2-fde-dip.c: Add dl_iterate_phr support for DragonFly.
* config/i386/dragonfly-unwind.h: New.
libitm:
* configure.tgt (*-*-dragonfly*): New target.
libstdc++-v3:
* acinclude.m4 (*-*-dragonfly*): New target.
* configure: Regenerate.
* configure.host (*-*-dragonfly*): New target.
* config/locale/dragonfly/c_locale.cc: New.
* config/locale/dragonfly/ctype_members.cc: New.
* config/os/bsd/dragonfly/ctype_base.h: New.
* config/os/bsd/dragonfly/ctype_configure_char.cc: New.
* config/os/bsd/dragonfly/ctype_inline.h: New.
* config/os/bsd/dragonfly/os_defines.h: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210694 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386/dragonfly.h')
-rw-r--r-- | gcc/config/i386/dragonfly.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/gcc/config/i386/dragonfly.h b/gcc/config/i386/dragonfly.h new file mode 100644 index 00000000000..71362d58e32 --- /dev/null +++ b/gcc/config/i386/dragonfly.h @@ -0,0 +1,104 @@ +/* Definitions for Intel 386 running DragonFly with ELF format + Copyright (C) 2014 Free Software Foundation, Inc. + Contributed by John Marino <gnugcc@marino.st> + +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. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +<http://www.gnu.org/licenses/>. */ + + +/* Override the default comment-starter of "/". */ +#undef ASM_COMMENT_START +#define ASM_COMMENT_START "#" + +#undef ASM_APP_ON +#define ASM_APP_ON "#APP\n" + +#undef ASM_APP_OFF +#define ASM_APP_OFF "#NO_APP\n" + +#undef DBX_REGISTER_NUMBER +#define DBX_REGISTER_NUMBER(n) \ + (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n]) + +#undef NO_PROFILE_COUNTERS +#define NO_PROFILE_COUNTERS 1 + +/* Tell final.c that we don't need a label passed to mcount. */ + +#undef MCOUNT_NAME +#define MCOUNT_NAME ".mcount" + +/* Make gcc agree with <machine/ansi.h>. */ + +#undef SIZE_TYPE +#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int") + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int") + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE (TARGET_64BIT ? 32 : BITS_PER_WORD) + +#undef SUBTARGET_EXTRA_SPECS /* i386.h bogusly defines it. */ +#define SUBTARGET_EXTRA_SPECS \ + { "dfbsd_dynamic_linker", DFBSD_DYNAMIC_LINKER } + +/* A C statement to output to the stdio stream FILE an assembler + command to advance the location counter to a multiple of 1<<LOG + bytes if it is within MAX_SKIP bytes. + + This is used to align code labels according to Intel recommendations. */ + +#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN +#undef ASM_OUTPUT_MAX_SKIP_ALIGN +#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE, LOG, MAX_SKIP) \ + if ((LOG) != 0) { \ + if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ + else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ + } +#endif + +/* Don't default to pcc-struct-return, we want to retain compatibility with + older gcc versions AND pcc-struct-return is nonreentrant. + (even though the SVR4 ABI for the i386 says that records and unions are + returned in memory). */ + +#undef DEFAULT_PCC_STRUCT_RETURN +#define DEFAULT_PCC_STRUCT_RETURN 0 + +/* DragonFly sets the rounding precision of the FPU to 53 bits. Let the + compiler get the contents of <float.h> and std::numeric_limits correct. */ +#undef TARGET_96_ROUND_53_LONG_DOUBLE +#define TARGET_96_ROUND_53_LONG_DOUBLE (!TARGET_64BIT) + +/* Put all *tf routines in libgcc. */ +#undef LIBGCC2_HAS_TF_MODE +#define LIBGCC2_HAS_TF_MODE 1 +#define LIBGCC2_TF_CEXT q +#define TF_SIZE 113 + +/* Static stack checking is supported by means of probes. */ +#define STACK_CHECK_STATIC_BUILTIN 1 + +/* Support for i386 was removed from DragonFly in 2007 */ +#define SUBTARGET32_DEFAULT_CPU "i486" + +#define TARGET_ASM_FILE_END file_end_indicate_exec_stack |