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author | mrg <mrg@pkgsrc.org> | 1999-02-14 10:12:03 +0000 |
---|---|---|
committer | mrg <mrg@pkgsrc.org> | 1999-02-14 10:12:03 +0000 |
commit | e0aef49188885ef7b6cdd8ea1a21e00c1ec1eef0 (patch) | |
tree | 41a0159ae9093e936b1ef9732c4f705bfd404546 /cross/COMMON | |
parent | 086490404784bb913a8fb4cf311c773951ad17d2 (diff) | |
download | pkgsrc-e0aef49188885ef7b6cdd8ea1a21e00c1ec1eef0.tar.gz |
patches to egcs for i386-netbsdelf.
Diffstat (limited to 'cross/COMMON')
-rw-r--r-- | cross/COMMON/patches-egcs/patch-ae | 26 | ||||
-rw-r--r-- | cross/COMMON/patches-egcs/patch-af | 26 | ||||
-rw-r--r-- | cross/COMMON/patches-egcs/patch-ag | 605 |
3 files changed, 657 insertions, 0 deletions
diff --git a/cross/COMMON/patches-egcs/patch-ae b/cross/COMMON/patches-egcs/patch-ae new file mode 100644 index 00000000000..19b4b8e4901 --- /dev/null +++ b/cross/COMMON/patches-egcs/patch-ae @@ -0,0 +1,26 @@ +$NetBSD: patch-ae,v 1.1 1999/02/14 10:12:03 mrg Exp $ + +Index: gcc/configure.in +=================================================================== +RCS file: /cvsroot/src/gnu/dist/gcc/configure.in,v +retrieving revision 1.10 +retrieving revision 1.11 +diff -c -r1.10 -r1.11 +*** gcc/configure.in 1998/12/16 14:49:45 1.10 +--- gcc/configure.in 1999/01/28 22:01:28 1.11 +*************** +*** 862,867 **** +--- 862,874 ---- + fixincludes=fixinc.wrap + tmake_file=i386/t-freebsd + ;; ++ i[[34567]]86-*-netbsdelf*) ++ tm_file=i386/netbsd-elf.h ++ xm_file=i386/xm-netbsd.h ++ # On NetBSD, the headers are already okay, except for math.h. ++ fixincludes=fixinc.wrap ++ tmake_file=t-netbsd ++ ;; + i[[34567]]86-*-netbsd*) + tm_file=i386/netbsd.h + xm_file=i386/xm-netbsd.h diff --git a/cross/COMMON/patches-egcs/patch-af b/cross/COMMON/patches-egcs/patch-af new file mode 100644 index 00000000000..afc2fd3bc9a --- /dev/null +++ b/cross/COMMON/patches-egcs/patch-af @@ -0,0 +1,26 @@ +$NetBSD: patch-af,v 1.1 1999/02/14 10:12:03 mrg Exp $ + +Index: gcc/configure +=================================================================== +RCS file: /cvsroot/src/gnu/dist/gcc/configure,v +retrieving revision 1.11 +retrieving revision 1.12 +diff -c -r1.11 -r1.12 +*** gcc/configure 1998/12/16 14:49:45 1.11 +--- gcc/configure 1999/01/28 22:01:27 1.12 +*************** +*** 2764,2769 **** +--- 2764,2776 ---- + fixincludes=fixinc.wrap + tmake_file=i386/t-freebsd + ;; ++ i[34567]86-*-netbsdelf*) ++ tm_file=i386/netbsd-elf.h ++ xm_file=i386/xm-netbsd.h ++ # On NetBSD, the headers are already okay, except for math.h. ++ fixincludes=fixinc.wrap ++ tmake_file=t-netbsd ++ ;; + i[34567]86-*-netbsd*) + tm_file=i386/netbsd.h + xm_file=i386/xm-netbsd.h diff --git a/cross/COMMON/patches-egcs/patch-ag b/cross/COMMON/patches-egcs/patch-ag new file mode 100644 index 00000000000..1ff4403fd57 --- /dev/null +++ b/cross/COMMON/patches-egcs/patch-ag @@ -0,0 +1,605 @@ +$NetBSD: patch-ag,v 1.1 1999/02/14 10:12:03 mrg Exp $ + +Index: gcc/config/i386/netbsd-elf.h +*** /dev/null Sun Feb 14 16:47:33 1999 +--- gcc/config/i386/netbsd-elf.h Sun Feb 14 19:03:37 1999 +*************** +*** 0 **** +--- 1,597 ---- ++ /* Definitions of target machine for GNU compiler, ++ for i386 NetBSD systems. ++ Copyright (C) 1998 Free Software Foundation, Inc. ++ ++ 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, 675 Mass Ave, Cambridge, MA 02139, USA. */ ++ ++ /* This is used on i386 platforms that use the ELF format. ++ This was taken from the NetBSD/alpha configuration, and modified ++ for NetBSD/i386 by Christos Zoulas <christos@netbsd.org> */ ++ ++ /* Get generic i386 definitions. */ ++ ++ /* This goes away when the math-emulator is fixed */ ++ #define TARGET_CPU_DEFAULT 0400 /* TARGET_NO_FANCY_MATH_387 */ ++ ++ #include <i386/gstabs.h> ++ ++ /* Get perform_* macros to build libgcc.a. */ ++ #include <i386/perform.h> ++ ++ /* Get generic NetBSD ELF definitions. We will override these if necessary. */ ++ ++ #define NETBSD_ELF ++ #include <netbsd.h> ++ ++ #define OBJECT_FORMAT_ELF ++ ++ /* This is BSD, so it wants DBX format. */ ++ ++ #if 0 ++ #define DBX_DEBUGGING_INFO ++ ++ /* This is the char to use for continuation (in case we need to turn ++ continuation back on). */ ++ ++ #define DBX_CONTIN_CHAR '?' ++ #endif ++ ++ #undef ASM_FINAL_SPEC ++ ++ /* Names to predefine in the preprocessor for this target machine. ++ XXX NetBSD, by convention, shouldn't do __alpha, but lots of applications ++ expect it because that's what OSF/1 does. */ ++ ++ /* NetBSD Extension to GNU C: __KPRINTF_ATTRIBUTE__ */ ++ ++ #undef CPP_PREDEFINES ++ #define CPP_PREDEFINES "\ ++ -Di386 -D__NetBSD__ -D__ELF__ -D__KPRINTF_ATTRIBUTE__ \ ++ -Asystem(unix) -Asystem(NetBSD) -Acpu(i386) -Amachine(i386)" ++ ++ /* Make gcc agree with <machine/ansi.h> */ ++ ++ #undef SIZE_TYPE ++ #define SIZE_TYPE "unsigned int" ++ ++ #undef PTRDIFF_TYPE ++ #define PTRDIFF_TYPE "int" ++ ++ #undef WCHAR_TYPE ++ #define WCHAR_TYPE "int" ++ ++ #undef WCHAR_UNSIGNED ++ #define WCHAR_UNSIGNED 0 ++ ++ #undef WCHAR_TYPE_SIZE ++ #define WCHAR_TYPE_SIZE 32 ++ ++ /* Output assembler code to FILE to increment profiler label # LABELNO ++ for profiling a function entry. Under NetBSD/i386, the assembler does ++ nothing special with -pg. */ ++ ++ #undef ASM_APP_ON ++ #define ASM_APP_ON "#APP\n" ++ ++ #undef ASM_APP_OFF ++ #define ASM_APP_OFF "#NO_APP\n" ++ ++ #define bsd4_4 ++ #undef HAS_INIT_SECTION ++ ++ #undef ASM_FILE_START ++ #define ASM_FILE_START(FILE) \ ++ { \ ++ output_file_directive (FILE, main_input_filename); \ ++ fprintf (FILE, "\t.version\t\"01.01\"\n"); \ ++ } ++ ++ /* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. Only ++ the linker emulation is i386-specific. The rest are ++ common to all ELF targets, except for the name of the start function. */ ++ ++ #undef LINK_SPEC ++ #define LINK_SPEC \ ++ "-m elf_i386 \ ++ %{assert*} %{R*} \ ++ %{shared:-shared} \ ++ %{!shared: \ ++ -dc -dp \ ++ %{!nostdlib:%{!r*:%{!e*:-e __start}}} \ ++ %{!static: \ ++ %{rdynamic:-export-dynamic} \ ++ %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \ ++ %{static:-static}}" ++ ++ #undef DEFAULT_VTABLE_THUNKS ++ #define DEFAULT_VTABLE_THUNKS 1 ++ ++ /* Attach a special .ident directive to the end of the file to identify ++ the version of GCC which compiled this code. The format of the ++ .ident string is patterned after the ones produced by native svr4 ++ C compilers. */ ++ ++ /* Output #ident as a .ident. */ ++ ++ /* This is how to allocate empty space in some section. The .zero ++ pseudo-op is used for this on most svr4 assemblers. */ ++ #undef SKIP_ASM_OP ++ #define SKIP_ASM_OP "\t.zero" ++ ++ #undef ASM_OUTPUT_SKIP ++ #define ASM_OUTPUT_SKIP(FILE,SIZE) \ ++ fprintf (FILE, "\t%s\t%u\n", SKIP_ASM_OP, (SIZE)) ++ ++ /* Output the label which precedes a jumptable. Note that for all svr4 ++ systems where we actually generate jumptables (which is to say every ++ svr4 target except i386, where we use casesi instead) we put the jump- ++ tables into the .rodata section and since other stuff could have been ++ put into the .rodata section prior to any given jumptable, we have to ++ make sure that the location counter for the .rodata section gets pro- ++ perly re-aligned prior to the actual beginning of the jump table. */ ++ ++ #define ALIGN_ASM_OP ".align" ++ ++ #ifndef ASM_OUTPUT_BEFORE_CASE_LABEL ++ #define ASM_OUTPUT_BEFORE_CASE_LABEL(FILE,PREFIX,NUM,TABLE) \ ++ ASM_OUTPUT_ALIGN ((FILE), 2); ++ #endif ++ ++ #undef ASM_OUTPUT_CASE_LABEL ++ #define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,JUMPTABLE) \ ++ do { \ ++ ASM_OUTPUT_BEFORE_CASE_LABEL (FILE, PREFIX, NUM, JUMPTABLE) \ ++ ASM_OUTPUT_INTERNAL_LABEL (FILE, PREFIX, NUM); \ ++ } while (0) ++ ++ /* The standard SVR4 assembler seems to require that certain builtin ++ library routines (e.g. .udiv) be explicitly declared as .globl ++ in each assembly file where they are referenced. */ ++ ++ #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ ++ ASM_GLOBALIZE_LABEL (FILE, XSTR (FUN, 0)) ++ ++ /* This says how to output assembler code to declare an ++ uninitialized external linkage data object. Under SVR4, ++ the linker seems to want the alignment of data objects ++ to depend on their types. We do exactly that here. */ ++ ++ #define COMMON_ASM_OP ".comm" ++ ++ #undef ASM_OUTPUT_ALIGN ++ #define ASM_OUTPUT_ALIGN(FILE,LOG) \ ++ if ((LOG)!=0) fprintf ((FILE), "\t.align %d\n", 1 << (LOG)) ++ ++ #undef ASM_OUTPUT_ALIGNED_COMMON ++ #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ ++ do { \ ++ fprintf ((FILE), "\t%s\t", COMMON_ASM_OP); \ ++ assemble_name ((FILE), (NAME)); \ ++ fprintf ((FILE), ",%u,%u\n", (SIZE), (ALIGN) / BITS_PER_UNIT); \ ++ } while (0) ++ ++ /* This says how to output assembler code to declare an ++ uninitialized internal linkage data object. Under SVR4, ++ the linker seems to want the alignment of data objects ++ to depend on their types. We do exactly that here. */ ++ ++ #define LOCAL_ASM_OP ".local" ++ ++ #undef ASM_OUTPUT_ALIGNED_LOCAL ++ #define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \ ++ do { \ ++ fprintf ((FILE), "\t%s\t", LOCAL_ASM_OP); \ ++ assemble_name ((FILE), (NAME)); \ ++ fprintf ((FILE), "\n"); \ ++ ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \ ++ } while (0) ++ ++ /* This is the pseudo-op used to generate a 32-bit word of data with a ++ specific value in some section. */ ++ ++ #define INT_ASM_OP ".long" ++ ++ /* This is the pseudo-op used to generate a contiguous sequence of byte ++ values from a double-quoted string WITHOUT HAVING A TERMINATING NUL ++ AUTOMATICALLY APPENDED. This is the same for most svr4 assemblers. */ ++ ++ #undef ASCII_DATA_ASM_OP ++ #define ASCII_DATA_ASM_OP ".ascii" ++ ++ /* Support const sections and the ctors and dtors sections for g++. ++ Note that there appears to be two different ways to support const ++ sections at the moment. You can either #define the symbol ++ READONLY_DATA_SECTION (giving it some code which switches to the ++ readonly data section) or else you can #define the symbols ++ EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, SELECT_SECTION, and ++ SELECT_RTX_SECTION. We do both here just to be on the safe side. */ ++ ++ #define USE_CONST_SECTION 1 ++ ++ #define CONST_SECTION_ASM_OP ".section\t.rodata" ++ ++ /* Define the pseudo-ops used to switch to the .ctors and .dtors sections. ++ ++ Note that we want to give these sections the SHF_WRITE attribute ++ because these sections will actually contain data (i.e. tables of ++ addresses of functions in the current root executable or shared library ++ file) and, in the case of a shared library, the relocatable addresses ++ will have to be properly resolved/relocated (and then written into) by ++ the dynamic linker when it actually attaches the given shared library ++ to the executing process. (Note that on SVR4, you may wish to use the ++ `-z text' option to the ELF linker, when building a shared library, as ++ an additional check that you are doing everything right. But if you do ++ use the `-z text' option when building a shared library, you will get ++ errors unless the .ctors and .dtors sections are marked as writable ++ via the SHF_WRITE attribute.) */ ++ ++ #define CTORS_SECTION_ASM_OP ".section\t.ctors,\"aw\"" ++ #define DTORS_SECTION_ASM_OP ".section\t.dtors,\"aw\"" ++ ++ /* On svr4, we *do* have support for the .init and .fini sections, and we ++ can put stuff in there to be executed before and after `main'. We let ++ crtstuff.c and other files know this by defining the following symbols. ++ The definitions say how to change sections to the .init and .fini ++ sections. This is the same for all known svr4 assemblers. */ ++ ++ #define INIT_SECTION_ASM_OP ".section\t.init" ++ #define FINI_SECTION_ASM_OP ".section\t.fini" ++ ++ /* A default list of other sections which we might be "in" at any given ++ time. For targets that use additional sections (e.g. .tdesc) you ++ should override this definition in the target-specific file which ++ includes this file. */ ++ ++ #undef EXTRA_SECTIONS ++ #define EXTRA_SECTIONS in_const, in_ctors, in_dtors ++ ++ /* A default list of extra section function definitions. For targets ++ that use additional sections (e.g. .tdesc) you should override this ++ definition in the target-specific file which includes this file. */ ++ ++ #undef EXTRA_SECTION_FUNCTIONS ++ #define EXTRA_SECTION_FUNCTIONS \ ++ CONST_SECTION_FUNCTION \ ++ CTORS_SECTION_FUNCTION \ ++ DTORS_SECTION_FUNCTION ++ ++ #undef READONLY_DATA_SECTION ++ #define READONLY_DATA_SECTION() const_section () ++ ++ extern void text_section (); ++ ++ #define CONST_SECTION_FUNCTION \ ++ void \ ++ const_section () \ ++ { \ ++ if (!USE_CONST_SECTION) \ ++ text_section(); \ ++ else if (in_section != in_const) \ ++ { \ ++ fprintf (asm_out_file, "%s\n", CONST_SECTION_ASM_OP); \ ++ in_section = in_const; \ ++ } \ ++ } ++ ++ #define CTORS_SECTION_FUNCTION \ ++ void \ ++ ctors_section () \ ++ { \ ++ if (in_section != in_ctors) \ ++ { \ ++ fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP); \ ++ in_section = in_ctors; \ ++ } \ ++ } ++ ++ #define DTORS_SECTION_FUNCTION \ ++ void \ ++ dtors_section () \ ++ { \ ++ if (in_section != in_dtors) \ ++ { \ ++ fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP); \ ++ in_section = in_dtors; \ ++ } \ ++ } ++ ++ /* Switch into a generic section. ++ This is currently only used to support section attributes. ++ ++ We make the section read-only and executable for a function decl, ++ read-only for a const data decl, and writable for a non-const data decl. */ ++ #define ASM_OUTPUT_SECTION_NAME(FILE, DECL, NAME, RELOC) \ ++ fprintf (FILE, ".section\t%s,\"%s\",@progbits\n", NAME, \ ++ (DECL) && TREE_CODE (DECL) == FUNCTION_DECL ? "ax" : \ ++ (DECL) && DECL_READONLY_SECTION (DECL, RELOC) ? "a" : "aw") ++ ++ ++ /* A C statement (sans semicolon) to output an element in the table of ++ global constructors. */ ++ #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \ ++ do { \ ++ ctors_section (); \ ++ fprintf (FILE, "\t%s\t ", INT_ASM_OP); \ ++ assemble_name (FILE, NAME); \ ++ fprintf (FILE, "\n"); \ ++ } while (0) ++ ++ /* A C statement (sans semicolon) to output an element in the table of ++ global destructors. */ ++ #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \ ++ do { \ ++ dtors_section (); \ ++ fprintf (FILE, "\t%s\t ", INT_ASM_OP); \ ++ assemble_name (FILE, NAME); \ ++ fprintf (FILE, "\n"); \ ++ } while (0) ++ ++ /* A C statement or statements to switch to the appropriate ++ section for output of DECL. DECL is either a `VAR_DECL' node ++ or a constant of some sort. RELOC indicates whether forming ++ the initial value of DECL requires link-time relocations. */ ++ ++ #define SELECT_SECTION(DECL,RELOC) \ ++ { \ ++ if (TREE_CODE (DECL) == STRING_CST) \ ++ { \ ++ if (! flag_writable_strings) \ ++ const_section (); \ ++ else \ ++ data_section (); \ ++ } \ ++ else if (TREE_CODE (DECL) == VAR_DECL) \ ++ { \ ++ if ((flag_pic && RELOC) \ ++ || !TREE_READONLY (DECL) || TREE_SIDE_EFFECTS (DECL) \ ++ || !DECL_INITIAL (DECL) \ ++ || (DECL_INITIAL (DECL) != error_mark_node \ ++ && !TREE_CONSTANT (DECL_INITIAL (DECL)))) \ ++ data_section (); \ ++ else \ ++ const_section (); \ ++ } \ ++ else \ ++ const_section (); \ ++ } ++ ++ /* A C statement or statements to switch to the appropriate ++ section for output of RTX in mode MODE. RTX is some kind ++ of constant in RTL. The argument MODE is redundant except ++ in the case of a `const_int' rtx. Currently, these always ++ go into the const section. */ ++ ++ #undef SELECT_RTX_SECTION ++ #define SELECT_RTX_SECTION(MODE,RTX) const_section() ++ ++ /* Define the strings used for the special svr4 .type and .size directives. ++ These strings generally do not vary from one system running svr4 to ++ another, but if a given system (e.g. m88k running svr) needs to use ++ different pseudo-op names for these, they may be overridden in the ++ file which includes this one. */ ++ ++ #define TYPE_ASM_OP ".type" ++ #define SIZE_ASM_OP ".size" ++ ++ /* The following macro defines the format used to output the second ++ operand of the .type assembler directive. Different svr4 assemblers ++ expect various different forms for this operand. The one given here ++ is just a default. You may need to override it in your machine- ++ specific tm.h file (depending upon the particulars of your assembler). */ ++ ++ #define TYPE_OPERAND_FMT "@%s" ++ ++ /* Write the extra assembler code needed to declare a function's result. ++ Most svr4 assemblers don't require any special declaration of the ++ result value, but there are exceptions. */ ++ ++ #ifndef ASM_DECLARE_RESULT ++ #define ASM_DECLARE_RESULT(FILE, RESULT) ++ #endif ++ ++ /* These macros generate the special .type and .size directives which ++ are used to set the corresponding fields of the linker symbol table ++ entries in an ELF object file under SVR4. These macros also output ++ the starting labels for the relevant functions/objects. */ ++ ++ /* Write the extra assembler code needed to declare a function properly. ++ Some svr4 assemblers need to also have something extra said about the ++ function's return value. We allow for that here. */ ++ ++ #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ ++ do { \ ++ fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \ ++ assemble_name (FILE, NAME); \ ++ putc (',', FILE); \ ++ fprintf (FILE, TYPE_OPERAND_FMT, "function"); \ ++ putc ('\n', FILE); \ ++ ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ ++ ASM_OUTPUT_LABEL(FILE, NAME); \ ++ } while (0) ++ ++ /* Write the extra assembler code needed to declare an object properly. */ ++ ++ #define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \ ++ do { \ ++ fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \ ++ assemble_name (FILE, NAME); \ ++ putc (',', FILE); \ ++ fprintf (FILE, TYPE_OPERAND_FMT, "object"); \ ++ putc ('\n', FILE); \ ++ size_directive_output = 0; \ ++ if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \ ++ { \ ++ size_directive_output = 1; \ ++ fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ ++ assemble_name (FILE, NAME); \ ++ putc (',', FILE); \ ++ fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, \ ++ int_size_in_bytes (TREE_TYPE (DECL))); \ ++ fputc ('\n', FILE); \ ++ } \ ++ ASM_OUTPUT_LABEL(FILE, NAME); \ ++ } while (0) ++ ++ /* Output the size directive for a decl in rest_of_decl_compilation ++ in the case where we did not do so before the initializer. ++ Once we find the error_mark_node, we know that the value of ++ size_directive_output was set ++ by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */ ++ ++ #define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \ ++ do { \ ++ char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \ ++ if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \ ++ && ! AT_END && TOP_LEVEL \ ++ && DECL_INITIAL (DECL) == error_mark_node \ ++ && !size_directive_output) \ ++ { \ ++ size_directive_output = 1; \ ++ fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ ++ assemble_name (FILE, name); \ ++ putc (',', FILE); \ ++ fprintf (FILE, HOST_WIDE_INT_PRINT_DEC, \ ++ int_size_in_bytes (TREE_TYPE (DECL))); \ ++ fputc ('\n', FILE); \ ++ } \ ++ } while (0) ++ ++ /* This is how to declare the size of a function. */ ++ ++ #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \ ++ do { \ ++ if (!flag_inhibit_size_directive) \ ++ { \ ++ char label[256]; \ ++ static int labelno; \ ++ labelno++; \ ++ ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno); \ ++ ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno); \ ++ fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ ++ assemble_name (FILE, (FNAME)); \ ++ fprintf (FILE, ","); \ ++ assemble_name (FILE, label); \ ++ fprintf (FILE, "-"); \ ++ assemble_name (FILE, (FNAME)); \ ++ putc ('\n', FILE); \ ++ } \ ++ } while (0) ++ ++ /* This is how we tell the assembler that two symbols have the same value. */ ++ ++ #define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \ ++ do { assemble_name(FILE, NAME1); \ ++ fputs(" = ", FILE); \ ++ assemble_name(FILE, NAME2); \ ++ fputc('\n', FILE); } while (0) ++ ++ /* 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 ".string" ++ ++ /* ++ * We always use gas here, so we don't worry about ECOFF assembler problems. ++ */ ++ #undef TARGET_GAS ++ #define TARGET_GAS (1) ++ ++ #if 0 ++ #undef PREFERRED_DEBUGGING_TYPE ++ #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG ++ #endif ++ ++ /* The following macros are stolen from i386v4.h */ ++ /* These have to be defined to get PIC code correct */ ++ ++ /* This is how to output an element of a case-vector that is relative. ++ This is only used for PIC code. See comments by the `casesi' insn in ++ i386.md for an explanation of the expression this outputs. */ ++ ++ #undef ASM_OUTPUT_ADDR_DIFF_ELT ++ #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ ++ fprintf (FILE, "\t.long _GLOBAL_OFFSET_TABLE_+[.-%s%d]\n", LPREFIX, VALUE) ++ ++ /* Indicate that jump tables go in the text section. This is ++ necessary when compiling PIC code. */ ++ ++ #define JUMP_TABLES_IN_TEXT_SECTION 1 ++ ++ /* Default to pcc-struct-return, because this is the ELF abi and ++ we don't care about compatibility with older gcc versions. */ ++ #define DEFAULT_PCC_STRUCT_RETURN 1 ++ ++ /* Profiling routines, partially copied from i386/osfrose.h. */ ++ ++ /* Redefine this to use %eax instead of %edx. */ ++ #undef FUNCTION_PROFILER ++ #define FUNCTION_PROFILER(FILE, LABELNO) \ ++ { \ ++ if (flag_pic) \ ++ { \ ++ fprintf (FILE, "\tcall mcount@PLT\n"); \ ++ } \ ++ else \ ++ { \ ++ fprintf (FILE, "\tcall mcount\n"); \ ++ } \ ++ } ++ ++ /* Put relocations in the constant pool in the writable data section. */ ++ #undef SELECT_RTX_SECTION ++ #define SELECT_RTX_SECTION(MODE,RTX) \ ++ { \ ++ if (flag_pic && symbolic_operand (RTX)) \ ++ data_section (); \ ++ else \ ++ readonly_data_section (); \ ++ } |