77d67c535a
New major version of gcc, lots of changes. For details, look here: http://gcc.gnu.org/gcc-4.8/changes.html
106 lines
3.6 KiB
C++
106 lines
3.6 KiB
C++
$NetBSD: patch-gcc_config_i386_dragonfly.h,v 1.1 2013/04/01 21:06:16 wiz Exp $
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--- gcc/config/i386/dragonfly.h.orig 2012-07-12 12:01:10.000000000 +0000
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+++ gcc/config/i386/dragonfly.h
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@@ -0,0 +1,101 @@
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+/* Definitions for Intel 386 running DragonFly with ELF format
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+ Copyright (C) 1996, 2000, 2002, 2004, 2007 Free Software Foundation, Inc.
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+ Contributed by Eric Youngdale.
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+ Modified for stabs-in-ELF by H.J. Lu.
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+ Adapted from GNU/Linux version by John Polstra.
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+ Continued development by David O'Brien <obrien@freebsd.org>
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+
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+This file is part of GCC.
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+
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+GCC 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 3, or (at your option)
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+any later version.
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+
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+GCC 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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+
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+You should have received a copy of the GNU General Public License
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+along with GCC; see the file COPYING3. If not see
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+<http://www.gnu.org/licenses/>. */
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+
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+
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+/* Override the default comment-starter of "/". */
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+#undef ASM_COMMENT_START
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+#define ASM_COMMENT_START "#"
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+
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+#undef ASM_APP_ON
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+#define ASM_APP_ON "#APP\n"
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+
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+#undef ASM_APP_OFF
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+#define ASM_APP_OFF "#NO_APP\n"
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+
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+#undef DBX_REGISTER_NUMBER
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+#define DBX_REGISTER_NUMBER(n) \
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+ (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
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+
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+#undef NO_PROFILE_COUNTERS
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+#define NO_PROFILE_COUNTERS 1
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+
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+/* Tell final.c that we don't need a label passed to mcount. */
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+
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+#undef MCOUNT_NAME
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+#define MCOUNT_NAME ".mcount"
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+
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+/* Make gcc agree with <machine/ansi.h>. */
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+
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+#undef SIZE_TYPE
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+#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
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+
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+#undef PTRDIFF_TYPE
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+#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
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+
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+#undef WCHAR_TYPE_SIZE
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+#define WCHAR_TYPE_SIZE (TARGET_64BIT ? 32 : BITS_PER_WORD)
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+
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+#undef SUBTARGET_EXTRA_SPECS /* i386.h bogusly defines it. */
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+#define SUBTARGET_EXTRA_SPECS \
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+ { "dfbsd_dynamic_linker", DFBSD_DYNAMIC_LINKER }
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+
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+
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+/* A C statement to output to the stdio stream FILE an assembler
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+ command to advance the location counter to a multiple of 1<<LOG
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+ bytes if it is within MAX_SKIP bytes.
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+
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+ This is used to align code labels according to Intel recommendations. */
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+
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+#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
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+#undef ASM_OUTPUT_MAX_SKIP_ALIGN
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+#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE, LOG, MAX_SKIP) \
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+ if ((LOG) != 0) { \
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+ if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
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+ else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
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+ }
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+#endif
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+
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+/* Don't default to pcc-struct-return, we want to retain compatibility with
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+ older gcc versions AND pcc-struct-return is nonreentrant.
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+ (even though the SVR4 ABI for the i386 says that records and unions are
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+ returned in memory). */
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+
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+#undef DEFAULT_PCC_STRUCT_RETURN
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+#define DEFAULT_PCC_STRUCT_RETURN 0
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+
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+/* DragonFly sets the rounding precision of the FPU to 53 bits. Let the
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+ compiler get the contents of <float.h> and std::numeric_limits correct. */
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+#undef TARGET_96_ROUND_53_LONG_DOUBLE
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+#define TARGET_96_ROUND_53_LONG_DOUBLE (!TARGET_64BIT)
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+
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+/* Put all *tf routines in libgcc. */
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+#undef LIBGCC2_HAS_TF_MODE
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+#define LIBGCC2_HAS_TF_MODE 1
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+#define LIBGCC2_TF_CEXT q
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+#define TF_SIZE 113
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+
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+/* Static stack checking is supported by means of probes. */
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+#define STACK_CHECK_STATIC_BUILTIN 1
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+
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+/* Support for i386 has been removed from DragonFly for several releases */
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+#define SUBTARGET32_DEFAULT_CPU "i486"
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