pkgsrc-ng/lang/gcc45/patches/patch-gcc_config_arm_netbsd-eabi.h
Lionel Sambuc 612ad0a18c lang/gcc45
2016-01-22 00:09:29 +01:00

119 lines
4.1 KiB
C

$NetBSD$
--- gcc/config/arm/netbsd-eabi.h.orig Wed May 21 19:48:54 2014
+++ gcc/config/arm/netbsd-eabi.h
@@ -0,0 +1,113 @@
+/* Definitions of target machine for GNU compiler, NetBSD/arm ELF version.
+ Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+ Contributed by Wasabi Systems, Inc.
+
+ 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/>. */
+
+/* Run-time Target Specification. */
+#undef TARGET_VERSION
+#define TARGET_VERSION fputs (" (NetBSD/earm ELF)", stderr);
+
+#undef MULTILIB_DEFAULTS
+#define MULTILIB_DEFAULTS { "mabi=aapcs-linux" }
+
+#undef MUST_USE_SJLJ_EXCEPTIONS
+#define MUST_USE_SJLJ_EXCEPTIONS (!TARGET_AAPCS_BASED)
+
+#undef ARM_EABI_UNWIND_TABLES
+#define ARM_EABI_UNWIND_TABLES \
+ ((!USING_SJLJ_EXCEPTIONS && flag_exceptions) || flag_unwind_tables)
+
+#define TARGET_LINKER_EABI_SUFFIX "%{!mabi=apcs-gnu:%{!mabi=atpcs:_nbsd_eabi}}"
+#define TARGET_LINKER_BIG_EMULATION "armelfb%(linker_eabi_suffix)"
+#define TARGET_LINKER_LITTLE_EMULATION "armelf%(linker_eabi_suffix)"
+
+/* TARGET_BIG_ENDIAN_DEFAULT is set in
+ config.gcc for big endian configurations. */
+#undef TARGET_LINKER_EMULATION
+#if TARGET_BIG_ENDIAN_DEFAULT
+#define TARGET_LINKER_EMULATION TARGET_LINKER_BIG_EMULATION
+#undef BE8_LINK_SPEC
+#define BE8_LINK_SPEC " %{!mlittle-endian:%{march=armv7-a|mcpu=cortex-a5|mcpu=cortex-a8|mcpu=cortex-a9:%{!r:--be8}}}"
+#else
+#define TARGET_LINKER_EMULATION TARGET_LINKER_LITTLE_EMULATION
+#endif
+
+#undef MULTILIB_DEFAULTS
+
+#undef ARM_DEFAULT_ABI
+#define ARM_DEFAULT_ABI ARM_ABI_AAPCS_LINUX
+
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() \
+ do \
+ { \
+ if (TARGET_AAPCS_BASED) \
+ TARGET_BPABI_CPP_BUILTINS(); \
+ NETBSD_OS_CPP_BUILTINS_ELF(); \
+ if (ARM_EABI_UNWIND_TABLES) \
+ builtin_define ("__UNWIND_TABLES__"); \
+ } \
+ while (0)
+
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC NETBSD_CPP_SPEC
+
+/*
+ * Override AAPCS types to remain compatible the existing NetBSD types.
+ */
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "int"
+
+#undef SIZE_TYPE
+#define SIZE_TYPE "long unsigned int"
+
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE "long int"
+
+#undef SUBTARGET_EXTRA_ASM_SPEC
+#define SUBTARGET_EXTRA_ASM_SPEC \
+ "-matpcs %{mabi=apcs-gnu|mabi=atpcs:-meabi=gnu} %{fpic|fpie:-k} %{fPIC|fPIE:-k}"
+
+/* Default to full VFP if -mhard-float is specified. */
+#undef SUBTARGET_ASM_FLOAT_SPEC
+#define SUBTARGET_ASM_FLOAT_SPEC \
+ "%{mhard-float:%{!mfpu=*:-mfpu=vfp}} \
+ %{mfloat-abi=hard:%{!mfpu=*:-mfpu=vfp}}"
+
+#undef SUBTARGET_EXTRA_SPECS
+#define SUBTARGET_EXTRA_SPECS \
+ { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC }, \
+ { "subtarget_asm_float_spec", SUBTARGET_ASM_FLOAT_SPEC }, \
+ { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
+ { "linker_eabi_suffix", TARGET_LINKER_EABI_SUFFIX }, \
+ { "linker_emulation", TARGET_LINKER_EMULATION }, \
+ { "linker_big_emulation", TARGET_LINKER_BIG_EMULATION }, \
+ { "linker_little_emulation", TARGET_LINKER_LITTLE_EMULATION }, \
+ { "be8_link_spec", BE8_LINK_SPEC }, \
+ { "target_fix_v4bx_spec", TARGET_FIX_V4BX_SPEC }, \
+ { "netbsd_entry_point", NETBSD_ENTRY_POINT },
+
+#define NETBSD_ENTRY_POINT "__start"
+
+#undef LINK_SPEC
+#define LINK_SPEC \
+ "-X %{mbig-endian:-EB -m %(linker_big_emulation)} \
+ %{mlittle-endian:-EL -m %(linker_liitle_emulation)} \
+ %{!mbig-endian:%{!mlittle-endian:-m %(linker_emulation)}} \
+ %(be8_link_spec) %(target_fix_v4bx_spec) \
+ %(netbsd_link_spec)"