--- /dev/null
+/* Definitions of target machine for GNU compiler, for ELF on NetBSD/sparc
+ and NetBSD/sparc64.
+ Copyright (C) 2002 Free Software Foundation, Inc.
+ Contributed by Matthew Green (mrg@eterna.com.au).
+
+This file is part of GNU CC.
+
+GNU CC 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 2, or (at your option)
+any later version.
+
+GNU CC 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 GNU CC; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* Make sure these are undefined. */
+#undef MD_EXEC_PREFIX
+#undef MD_STARTFILE_PREFIX
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-D__sparc__ -D__NetBSD__ -D__ELF__ \
+-Asystem=unix -Asystem=NetBSD"
+
+/* CPP defines used for 64 bit code. */
+#undef CPP_SUBTARGET_SPEC64
+#define CPP_SUBTARGET_SPEC64 \
+ "-D__sparc64__ -D__arch64__ -D__sparc_v9__ %{posix:-D_POSIX_SOURCE}"
+
+/* CPP defines used for 32 bit code. */
+#undef CPP_SUBTARGET_SPEC32
+#define CPP_SUBTARGET_SPEC32 "-D__sparc %{posix:-D_POSIX_SOURCE}"
+
+/* 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"
+
+#undef PREFERRED_DEBUGGING_TYPE
+#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
+
+/* 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 DBX_REGISTER_NUMBER
+#define DBX_REGISTER_NUMBER(REGNO) \
+ (TARGET_FLAT && REGNO == HARD_FRAME_POINTER_REGNUM ? 31 : REGNO)
+
+/* This is how to output a definition of an internal numbered label where
+ PREFIX is the class of label and NUM is the number within the class. */
+
+#undef ASM_OUTPUT_INTERNAL_LABEL
+#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
+ fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
+
+/* This is how to output a reference to an internal numbered label where
+ PREFIX is the class of label and NUM is the number within the class. */
+
+#undef ASM_OUTPUT_INTERNAL_LABELREF
+#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \
+ fprintf (FILE, ".L%s%d", PREFIX, NUM)
+
+/* 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:-K PIC} %{fPIC:-K PIC} %{V} %{v:%{!V:-V}} \
+%{mlittle-endian:-EL} \
+%(asm_cpu) %(asm_arch) %(asm_relax)"
+
+#undef STDC_0_IN_SYSTEM_HEADERS
+
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (%s)", TARGET_NAME);
+
+/*
+ * Clean up afterwards generic SPARC ELF configuration.
+ */
+
+#undef TRANSFER_FROM_TRAMPOLINE
+#define TRANSFER_FROM_TRAMPOLINE
+
+/* FIXME: Aren't these supposed to be available for SPARC ELF? */
+#undef MULDI3_LIBCALL
+#undef DIVDI3_LIBCALL
+#undef UDIVDI3_LIBCALL
+#undef MODDI3_LIBCALL
+#undef UMODDI3_LIBCALL
+#undef INIT_SUBTARGET_OPTABS
+#define INIT_SUBTARGET_OPTABS
+
+/* 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.. */
+
+/* Name the port(s). */
+#define TARGET_NAME64 "NetBSD/sparc64 ELF"
+#define TARGET_NAME32 "NetBSD/sparc ELF"
+
+/* 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_EPILOGUE + 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 \
+ "%{sun4:} %{target:} \
+ %{mcypress:-mcpu=cypress} \
+ %{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
+ %{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
+ %{m64: \
+ -mptr64 -mstack-bias -mno-v8plus -mlong-double-128 \
+ %{!mcpu*: \
+ %{!mcypress: \
+ %{!msparclite: \
+ %{!mf930: \
+ %{!mf934: \
+ %{!mv8*: \
+ %{!msupersparc:-mcpu=ultrasparc}}}}}}} \
+ %{!mno-vis:%{!mcpu=v9:-mvis}} \
+ %{p:-mcmodel=medlow} \
+ %{pg:-mcmodel=medlow}}"
+
+#define CC1_SPEC64 \
+ "%{sun4:} %{target:} \
+ %{mcypress:-mcpu=cypress} \
+ %{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
+ %{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
+ %{m32: \
+ -mptr32 -mno-stack-bias \
+ %{!mlong-double-128:-mlong-double-64} \
+ %{!mcpu*: \
+ %{!mcypress: \
+ %{!msparclite: \
+ %{!mf930: \
+ %{!mf934: \
+ %{!mv8*: \
+ %{!msupersparc:-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 \
+ %{assert*} %{R*} %{V} %{v:%{!V:-V}} \
+ %{shared:-shared} \
+ %{!shared: \
+ -dp \
+ %{!nostdlib:%{!r*:%{!e*:-e __start}}} \
+ %{!static: \
+ -dy %{rdynamic:-export-dynamic} \
+ %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \
+ %{static:-static}}"
+
+#define LINK_ARCH64_SPEC \
+ "%-m elf64_sparc \
+ %{assert*} %{R*} %{V} %{v:%{!V:-V}} \
+ %{shared:-shared} \
+ %{!shared: \
+ -dp \
+ %{!nostdlib:%{!r*:%{!e*:-e __start}}} \
+ %{!static: \
+ -dy %{rdynamic:-export-dynamic} \
+ %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \
+ %{static:-static}}"
+
+#define LINK_ARCH_SPEC "\
+%{m32:%(link_arch32)} \
+%{m64:%(link_arch64)} \
+%{!m32:%{!m64:%(link_arch_default)}} \
+"
+
+#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 }, \
+ { "cpp_subtarget_spec32", CPP_SUBTARGET_SPEC32 }, \
+ { "cpp_subtarget_spec64", CPP_SUBTARGET_SPEC64 },
+
+
+/* What extra switches do we need? */
+#undef SUBTARGET_SWITCHES
+#define SUBTARGET_SWITCHES \
+ {"long-double-64", -MASK_LONG_DOUBLE_128, N_("Use 64 bit long doubles") }, \
+ {"long-double-128", MASK_LONG_DOUBLE_128, N_("Use 128 bit long doubles") },
+
+
+/* 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)
+
+#undef MAX_LONG_DOUBLE_TYPE_SIZE
+#define MAX_LONG_DOUBLE_TYPE_SIZE 128
+
+#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
+
+#undef CPP_SUBTARGET_SPEC
+#if DEFAULT_ARCH32_P
+#define CPP_SUBTARGET_SPEC \
+ "%{m64:%(cpp_subtarget_spec64)}%{!m64:%(cpp_subtarget_spec32)}"
+#else
+#define CPP_SUBTARGET_SPEC \
+ "%{!m32:%(cpp_subtarget_spec64)}%{m32:%(cpp_subtarget_spec32)}"
+#endif
+
+/* Restore this from sparc/sparc.h, netbsd.h changes it. */
+#undef CPP_SPEC
+#define CPP_SPEC "%(cpp_cpu) %(cpp_arch) %(cpp_endian) %(cpp_subtarget)"
+
+/* Name the port. */
+#undef TARGET_NAME
+#define TARGET_NAME (DEFAULT_ARCH32_P ? TARGET_NAME32 : TARGET_NAME64)
+
+#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 MAX_LONG_DOUBLE_TYPE_SIZE
+#define MAX_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
+
+#undef CPP_SUBTARGET_SPEC
+#define CPP_SUBTARGET_SPEC CPP_SUBTARGET_SPEC64
+
+#undef TARGET_NAME
+#define TARGET_NAME TARGET_NAME64
+
+#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 MAX_LONG_DOUBLE_TYPE_SIZE
+#define MAX_LONG_DOUBLE_TYPE_SIZE 64
+
+#undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE
+#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
+
+#undef CPP_SUBTARGET_SPEC
+#define CPP_SUBTARGET_SPEC CPP_SUBTARGET_SPEC32
+
+#undef CC1_SPEC
+#define CC1_SPEC CC1_SPEC32
+
+#undef TARGET_NAME
+#define TARGET_NAME TARGET_NAME32
+
+#endif /* TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc */
+
+#endif /* SPARC_BI_ARCH */
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