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Diffstat (limited to 'contrib/gcc/config/i386/i386-interix.h')
| -rw-r--r-- | contrib/gcc/config/i386/i386-interix.h | 365 |
1 files changed, 0 insertions, 365 deletions
diff --git a/contrib/gcc/config/i386/i386-interix.h b/contrib/gcc/config/i386/i386-interix.h deleted file mode 100644 index 5e9f7dadbc1d..000000000000 --- a/contrib/gcc/config/i386/i386-interix.h +++ /dev/null @@ -1,365 +0,0 @@ -/* Target definitions for GCC for Intel 80386 running Interix - Parts Copyright (C) 1991, 1999, 2000, 2002, 2003, 2004 - Free Software Foundation, Inc. - - Parts: - by Douglas B. Rupp (drupp@cs.washington.edu). - by Ron Guilmette (rfg@netcom.com). - by Donn Terry (donn@softway.com). - by Mumit Khan (khan@xraylith.wisc.edu). - -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 2, 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 COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -/* The rest must follow. */ - -#define DBX_DEBUGGING_INFO 1 -#define SDB_DEBUGGING_INFO 1 -#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG - -#define HANDLE_SYSV_PRAGMA 1 -#undef HANDLE_PRAGMA_WEAK /* until the link format can handle it */ - -/* By default, target has a 80387, uses IEEE compatible arithmetic, - and returns float values in the 387 and needs stack probes - We also align doubles to 64-bits for MSVC default compatibility - We do bitfields MSVC-compatibly by default, too. */ -#undef TARGET_SUBTARGET_DEFAULT -#define TARGET_SUBTARGET_DEFAULT \ - (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_STACK_PROBE | \ - MASK_ALIGN_DOUBLE | MASK_MS_BITFIELD_LAYOUT) - -#undef TARGET_CPU_DEFAULT -#define TARGET_CPU_DEFAULT 2 /* 486 */ - -#define WCHAR_TYPE_SIZE 16 -#define WCHAR_TYPE "short unsigned int" - -/* WinNT (and thus Interix) use unsigned int */ -#define SIZE_TYPE "unsigned int" - -#define ASM_LOAD_ADDR(loc, reg) " leal " #loc "," #reg "\n" - -#define TARGET_DECLSPEC 1 - -/* cpp handles __STDC__ */ -#define TARGET_OS_CPP_BUILTINS() \ - do \ - { \ - builtin_define ("__INTERIX"); \ - builtin_define ("__OPENNT"); \ - builtin_define ("_M_IX86=300"); \ - builtin_define ("_X86_=1"); \ - builtin_define ("__stdcall=__attribute__((__stdcall__))"); \ - builtin_define ("__cdecl=__attribute__((__cdecl__))"); \ - builtin_assert ("system=unix"); \ - builtin_assert ("system=interix"); \ - if (preprocessing_asm_p ()) \ - builtin_define_std ("LANGUAGE_ASSEMBLY"); \ - else \ - { \ - builtin_define_std ("LANGUAGE_C"); \ - if (c_dialect_cxx ()) \ - builtin_define_std ("LANGUAGE_C_PLUS_PLUS"); \ - if (c_dialect_objc ()) \ - builtin_define_std ("LANGUAGE_OBJECTIVE_C"); \ - } \ - } \ - while (0) - -#undef CPP_SPEC -/* Write out the correct language type definition for the header files. - Unless we have assembler language, write out the symbols for C. - mieee is an Alpha specific variant. Cross pollination a bad idea. - */ -#define CPP_SPEC "-remap %{posix:-D_POSIX_SOURCE} \ --isystem %$INTERIX_ROOT/usr/include" - -#define TARGET_VERSION fprintf (stderr, " (i386 Interix)"); - -/* The global __fltused is necessary to cause the printf/scanf routines - for outputting/inputting floating point numbers to be loaded. Since this - is kind of hard to detect, we just do it all the time. */ -#undef X86_FILE_START_FLTUSED -#define X86_FILE_START_FLTUSED 1 - -/* A table of bytes codes used by the ASM_OUTPUT_ASCII and - ASM_OUTPUT_LIMITED_STRING macros. Each byte in the table - corresponds to a particular byte value [0..255]. For any - given byte value, if the value in the corresponding table - position is zero, the given character can be output directly. - If the table value is 1, the byte must be output as a \ooo - octal escape. If the tables value is anything else, then the - byte value should be output as a \ followed by the value - in the table. Note that we can use standard UN*X escape - sequences for many control characters, but we don't use - \a to represent BEL because some svr4 assemblers (e.g. on - the i386) don't know about that. Also, we don't use \v - since some versions of gas, such as 2.2 did not accept it. */ - -#define ESCAPES \ -"\1\1\1\1\1\1\1\1btn\1fr\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\ -\0\0\"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\ -\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\\\0\0\0\ -\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\ -\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\ -\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\ -\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\ -\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1" - -/* Some svr4 assemblers have a limit on the number of characters which - can appear in the operand of a .string directive. If your assembler - has such a limitation, you should define STRING_LIMIT to reflect that - limit. Note that at least some svr4 assemblers have a limit on the - actual number of bytes in the double-quoted string, and that they - count each character in an escape sequence as one byte. Thus, an - escape sequence like \377 would count as four bytes. - - If your target assembler doesn't support the .string directive, you - should define this to zero. -*/ - -#define STRING_LIMIT ((unsigned) 256) - -#define STRING_ASM_OP "\t.string\t" - -/* The routine used to output NUL terminated strings. We use a special - version of this for most svr4 targets because doing so makes the - generated assembly code more compact (and thus faster to assemble) - as well as more readable, especially for targets like the i386 - (where the only alternative is to output character sequences as - comma separated lists of numbers). */ - -#define ASM_OUTPUT_LIMITED_STRING(FILE, STR) \ - do \ - { \ - const unsigned char *_limited_str = \ - (const unsigned char *) (STR); \ - unsigned ch; \ - fprintf ((FILE), "%s\"", STRING_ASM_OP); \ - for (; (ch = *_limited_str); _limited_str++) \ - { \ - int escape = ESCAPES[ch]; \ - switch (escape) \ - { \ - case 0: \ - putc (ch, (FILE)); \ - break; \ - case 1: \ - fprintf ((FILE), "\\%03o", ch); \ - break; \ - default: \ - putc ('\\', (FILE)); \ - putc (escape, (FILE)); \ - break; \ - } \ - } \ - fprintf ((FILE), "\"\n"); \ - } \ - while (0) - -/* The routine used to output sequences of byte values. We use a special - version of this for most svr4 targets because doing so makes the - generated assembly code more compact (and thus faster to assemble) - as well as more readable. Note that if we find subparts of the - character sequence which end with NUL (and which are shorter than - STRING_LIMIT) we output those using ASM_OUTPUT_LIMITED_STRING. */ - -#undef ASM_OUTPUT_ASCII -#define ASM_OUTPUT_ASCII(FILE, STR, LENGTH) \ - do \ - { \ - const unsigned char *_ascii_bytes = \ - (const unsigned char *) (STR); \ - const unsigned char *limit = _ascii_bytes + (LENGTH); \ - unsigned bytes_in_chunk = 0; \ - for (; _ascii_bytes < limit; _ascii_bytes++) \ - { \ - const unsigned char *p; \ - if (bytes_in_chunk >= 64) \ - { \ - fputc ('\n', (FILE)); \ - bytes_in_chunk = 0; \ - } \ - for (p = _ascii_bytes; p < limit && *p != '\0'; p++) \ - continue; \ - if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT) \ - { \ - if (bytes_in_chunk > 0) \ - { \ - fputc ('\n', (FILE)); \ - bytes_in_chunk = 0; \ - } \ - ASM_OUTPUT_LIMITED_STRING ((FILE), _ascii_bytes); \ - _ascii_bytes = p; \ - } \ - else \ - { \ - if (bytes_in_chunk == 0) \ - fprintf ((FILE), "\t.byte\t"); \ - else \ - fputc (',', (FILE)); \ - fprintf ((FILE), "0x%02x", *_ascii_bytes); \ - bytes_in_chunk += 5; \ - } \ - } \ - if (bytes_in_chunk > 0) \ - fprintf ((FILE), "\n"); \ - } \ - while (0) - -/* Emit code to check the stack when allocating more that 4000 - bytes in one go. */ - -#define CHECK_STACK_LIMIT 0x1000 - -/* the following are OSF linker (not gld) specific... we don't want them */ -#undef HAS_INIT_SECTION -#undef LD_INIT_SWITCH -#undef LD_FINI_SWITCH - -/* The following are needed for us to be able to use winnt.c, but are not - otherwise meaningful to Interix. (The functions that use these are - never called because we don't do DLLs.) */ -#define TARGET_NOP_FUN_DLLIMPORT 1 -#define drectve_section() /* nothing */ - -/* Objective-C has its own packing rules... - Objc tries to parallel the code in stor-layout.c at runtime - (see libobjc/encoding.c). This (compile-time) packing info isn't - available at runtime, so it's hopeless to try. - - And if the user tries to set the flag for objc, give an error - so he has some clue. */ - -#undef SUBTARGET_OVERRIDE_OPTIONS -#define SUBTARGET_OVERRIDE_OPTIONS \ -do { \ - if (strcmp (lang_hooks.name, "GNU Objective-C") == 0) \ - { \ - if ((target_flags & MASK_MS_BITFIELD_LAYOUT) != 0 \ - && (target_flags_explicit & MASK_MS_BITFIELD_LAYOUT) != 0) \ - { \ - error ("ms-bitfields not supported for objc"); \ - } \ - target_flags &= ~MASK_MS_BITFIELD_LAYOUT; \ - } \ -} while (0) - -#define EH_FRAME_IN_DATA_SECTION - -#define READONLY_DATA_SECTION_ASM_OP "\t.section\t.rdata,\"r\"" - -/* The MS compilers take alignment as a number of bytes, so we do as well */ -#undef ASM_OUTPUT_ALIGN -#define ASM_OUTPUT_ALIGN(FILE,LOG) \ - if ((LOG)!=0) fprintf ((FILE), "\t.balign %d\n", 1<<(LOG)) - -/* The linker will take care of this, and having them causes problems with - ld -r (specifically -rU). */ -#define CTOR_LISTS_DEFINED_EXTERNALLY 1 - -#define SET_ASM_OP "\t.set\t" -/* Output a definition (implements alias) */ -#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ -do \ -{ \ - fprintf ((FILE), "%s", SET_ASM_OP); \ - assemble_name (FILE, LABEL1); \ - fprintf (FILE, ","); \ - assemble_name (FILE, LABEL2); \ - fprintf (FILE, "\n"); \ - } \ -while (0) - -#define HOST_PTR_AS_INT unsigned long - -#define PCC_BITFIELD_TYPE_MATTERS 1 - -/* The following two flags are usually "off" for i386, because some non-gnu - tools (for the i386) don't handle them. However, we don't have that - problem, so.... */ - -/* Forward references to tags are allowed. */ -#define SDB_ALLOW_FORWARD_REFERENCES - -/* Unknown tags are also allowed. */ -#define SDB_ALLOW_UNKNOWN_REFERENCES - -/* The integer half of this list needs to be constant. However, there's - a lot of disagreement about what the floating point adjustments should - be. We pick one that works with gdb. (The underlying problem is - what to do about the segment registers. Since we have access to them - from /proc, we'll allow them to be accessed in gdb, even tho the - gcc compiler can't generate them. (There's some evidence that - MSVC does, but possibly only for certain special "canned" sequences.) */ - -#undef DBX_REGISTER_NUMBER -#define DBX_REGISTER_NUMBER(n) \ -(TARGET_64BIT ? dbx64_register_map[n] \ - : (n) == 0 ? 0 \ - : (n) == 1 ? 2 \ - : (n) == 2 ? 1 \ - : (n) == 3 ? 3 \ - : (n) == 4 ? 6 \ - : (n) == 5 ? 7 \ - : (n) == 6 ? 5 \ - : (n) == 7 ? 4 \ - : ((n) >= FIRST_STACK_REG && (n) <= LAST_STACK_REG) ? (n)+8 \ - : (-1)) - -/* Define this macro if references to a symbol must be treated - differently depending on something about the variable or - function named by the symbol (such as what section it is in). */ - -#undef TARGET_ENCODE_SECTION_INFO -#define TARGET_ENCODE_SECTION_INFO i386_pe_encode_section_info -#undef TARGET_STRIP_NAME_ENCODING -#define TARGET_STRIP_NAME_ENCODING i386_pe_strip_name_encoding_full - -#if 0 -/* Turn this back on when the linker is updated to handle grouped - .data$ sections correctly. See corresponding note in i386/interix.c. - MK. */ - -/* Interix uses explicit import from shared libraries. */ -#define MULTIPLE_SYMBOL_SPACES 1 - -extern void i386_pe_unique_section (tree, int); -#define TARGET_ASM_UNIQUE_SECTION i386_pe_unique_section -#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section - -#define SUPPORTS_ONE_ONLY 1 -#endif /* 0 */ - -/* Switch into a generic section. */ -#define TARGET_ASM_NAMED_SECTION default_pe_asm_named_section - -/* DWARF2 Unwinding doesn't work with exception handling yet. */ -#define DWARF2_UNWIND_INFO 0 - -/* Don't assume anything about the header files. */ -#define NO_IMPLICIT_EXTERN_C - -/* MSVC returns structs of up to 8 bytes via registers. */ - -#define DEFAULT_PCC_STRUCT_RETURN 0 - -#undef RETURN_IN_MEMORY -#define RETURN_IN_MEMORY(TYPE) \ - (TYPE_MODE (TYPE) == BLKmode || \ - (AGGREGATE_TYPE_P (TYPE) && int_size_in_bytes(TYPE) > 8 )) |