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-rw-r--r--gcc-4.9/gcc/config/sparc/netbsd-elf.h226
1 files changed, 226 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/sparc/netbsd-elf.h b/gcc-4.9/gcc/config/sparc/netbsd-elf.h
new file mode 100644
index 000000000..949d333f6
--- /dev/null
+++ b/gcc-4.9/gcc/config/sparc/netbsd-elf.h
@@ -0,0 +1,226 @@
+/* Definitions of target machine for GCC, for ELF on NetBSD/sparc
+ and NetBSD/sparc64.
+ Copyright (C) 2002-2014 Free Software Foundation, Inc.
+ Contributed by Matthew Green (mrg@eterna.com.au).
+
+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/>. */
+
+#define TARGET_OS_CPP_BUILTINS() \
+ do \
+ { \
+ NETBSD_OS_CPP_BUILTINS_ELF(); \
+ if (TARGET_ARCH64) \
+ { \
+ builtin_define ("__sparc64__"); \
+ builtin_define ("__sparc_v9__"); \
+ builtin_define ("__sparcv9"); \
+ } \
+ else \
+ builtin_define ("__sparc"); \
+ builtin_define ("__sparc__"); \
+ } \
+ while (0)
+
+/* CPP defines used by all NetBSD targets. */
+#undef CPP_SUBTARGET_SPEC
+#define CPP_SUBTARGET_SPEC "%(netbsd_cpp_spec)"
+
+/* SIZE_TYPE and PTRDIFF_TYPE are wrong from sparc/sparc.h. */
+#undef SIZE_TYPE
+#define SIZE_TYPE "long unsigned int"
+
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE "long int"
+
+/* 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 '?'
+
+#undef LOCAL_LABEL_PREFIX
+#define LOCAL_LABEL_PREFIX "."
+
+/* 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%ld", (PREFIX), (long)(NUM))
+
+#undef USER_LABEL_PREFIX
+#define USER_LABEL_PREFIX ""
+
+#undef ASM_SPEC
+#define ASM_SPEC "%{fpic|fPIC|fpie|fPIE:-K PIC} \
+%(asm_cpu) %(asm_arch) %(asm_relax)"
+
+#undef STDC_0_IN_SYSTEM_HEADERS
+
+#define HAVE_ENABLE_EXECUTE_STACK
+
+/* Below here exists the merged NetBSD/sparc & NetBSD/sparc64 compiler
+ description, allowing one to build 32-bit or 64-bit applications
+ on either. We define the sparc & sparc64 versions of things,
+ occasionally a neutral version (should be the same as "netbsd-elf.h")
+ and then based on SPARC_BI_ARCH, DEFAULT_ARCH32_P, and TARGET_CPU_DEFAULT,
+ we choose the correct version. */
+
+/* We use the default NetBSD ELF STARTFILE_SPEC and ENDFILE_SPEC
+ definitions, even for the SPARC_BI_ARCH compiler, because NetBSD does
+ not have a default place to find these libraries.. */
+
+/* TARGET_CPU_DEFAULT is set in Makefile.in. We test for 64-bit default
+ platform here. */
+
+#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
+/* A 64 bit v9 compiler with stack-bias,
+ in a Medium/Low code model environment. */
+
+#undef TARGET_DEFAULT
+#define TARGET_DEFAULT \
+ (MASK_V9 + MASK_PTR64 + MASK_64BIT /* + MASK_HARD_QUAD */ \
+ + MASK_STACK_BIAS + MASK_APP_REGS + MASK_FPU + MASK_LONG_DOUBLE_128)
+
+#undef SPARC_DEFAULT_CMODEL
+#define SPARC_DEFAULT_CMODEL CM_MEDANY
+
+#endif
+
+/* CC1_SPEC for NetBSD/sparc. */
+#define CC1_SPEC32 \
+ "%{m32:%{m64:%emay not use both -m32 and -m64}} \
+ %{m64: \
+ -mptr64 -mstack-bias -mno-v8plus -mlong-double-128 \
+ %{!mcpu*:%{!mv8plus:-mcpu=ultrasparc}} \
+ %{!mno-vis:%{!mcpu=v9:-mvis}} \
+ %{p:-mcmodel=medlow} \
+ %{pg:-mcmodel=medlow}}"
+
+#define CC1_SPEC64 \
+ "%{m32:%{m64:%emay not use both -m32 and -m64}} \
+ %{m32: \
+ -mptr32 -mno-stack-bias \
+ %{!mlong-double-128:-mlong-double-64} \
+ %{!mcpu*:%{!mv8plus:-mcpu=cypress}}} \
+ %{!m32: \
+ %{p:-mcmodel=medlow} \
+ %{pg:-mcmodel=medlow}}"
+
+/* Make sure we use the right output format. Pick a default and then
+ make sure -m32/-m64 switch to the right one. */
+
+#define LINK_ARCH32_SPEC "-m elf32_sparc"
+
+#define LINK_ARCH64_SPEC "-m elf64_sparc"
+
+#define LINK_ARCH_SPEC \
+ "%{m32:%(link_arch32)} \
+ %{m64:%(link_arch64)} \
+ %{!m32:%{!m64:%(link_arch_default)}}"
+
+#undef LINK_SPEC
+#define LINK_SPEC \
+ "%(link_arch) \
+ %{!mno-relax:%{!r:-relax}} \
+ %(netbsd_link_spec)"
+
+#define NETBSD_ENTRY_POINT "__start"
+
+#if DEFAULT_ARCH32_P
+#define LINK_ARCH_DEFAULT_SPEC LINK_ARCH32_SPEC
+#else
+#define LINK_ARCH_DEFAULT_SPEC LINK_ARCH64_SPEC
+#endif
+
+/* What extra spec entries do we need? */
+#undef SUBTARGET_EXTRA_SPECS
+#define SUBTARGET_EXTRA_SPECS \
+ { "link_arch32", LINK_ARCH32_SPEC }, \
+ { "link_arch64", LINK_ARCH64_SPEC }, \
+ { "link_arch_default", LINK_ARCH_DEFAULT_SPEC }, \
+ { "link_arch", LINK_ARCH_SPEC }, \
+ { "netbsd_cpp_spec", NETBSD_CPP_SPEC }, \
+ { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
+ { "netbsd_entry_point", NETBSD_ENTRY_POINT },
+
+
+/* Build a compiler that supports -m32 and -m64? */
+
+#ifdef SPARC_BI_ARCH
+
+#undef LONG_DOUBLE_TYPE_SIZE
+#define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
+
+#if defined(__arch64__) || defined(__LONG_DOUBLE_128__)
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
+#else
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
+#endif
+
+#undef CC1_SPEC
+#if DEFAULT_ARCH32_P
+#define CC1_SPEC CC1_SPEC32
+#else
+#define CC1_SPEC CC1_SPEC64
+#endif
+
+#if DEFAULT_ARCH32_P
+#define MULTILIB_DEFAULTS { "m32" }
+#else
+#define MULTILIB_DEFAULTS { "m64" }
+#endif
+
+#else /* SPARC_BI_ARCH */
+
+#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
+
+#undef LONG_DOUBLE_TYPE_SIZE
+#define LONG_DOUBLE_TYPE_SIZE 128
+
+#undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
+
+#undef CC1_SPEC
+#define CC1_SPEC CC1_SPEC64
+
+#else /* TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc */
+
+/* A 32-bit only compiler. NetBSD don't support 128 bit `long double'
+ for 32-bit code, unlike Solaris. */
+
+#undef LONG_DOUBLE_TYPE_SIZE
+#define LONG_DOUBLE_TYPE_SIZE 64
+
+#undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
+
+#undef CC1_SPEC
+#define CC1_SPEC CC1_SPEC32
+
+#endif /* TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc */
+
+#endif /* SPARC_BI_ARCH */
+
+/* We use GNU ld so undefine this so that attribute((init_priority)) works. */
+#undef CTORS_SECTION_ASM_OP
+#undef DTORS_SECTION_ASM_OP