From 70305f2b9443e90266047dbca3c12ed8521a5690 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Sat, 27 Jan 2001 12:50:52 -0800 Subject: [PATCH] [multiple changes] 2001-01-27 Janis Johnson * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h if appropriate. * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and to remove macro definitions that are duplicated from elfos.h. 2001-01-27 Richard Henderson * config/i386/sco5gas.h: Move ... * config/usegas.h: ... here. * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update. From-SVN: r39303 --- gcc/ChangeLog | 33 +- gcc/config.gcc | 6 +- gcc/config/i386/sco5gas.h | 24 -- gcc/config/ptx4.h | 635 ++------------------------------------ gcc/config/usegas.h | 21 ++ 5 files changed, 75 insertions(+), 644 deletions(-) delete mode 100644 gcc/config/i386/sco5gas.h create mode 100644 gcc/config/usegas.h diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 74627719449..b42e7ca6bc6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,16 @@ +2001-01-27 Janis Johnson + + * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h + if appropriate. + * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and + to remove macro definitions that are duplicated from elfos.h. + +2001-01-27 Richard Henderson + + * config/i386/sco5gas.h: Move ... + * config/usegas.h: ... here. + * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update. + 2001-01-27 Jakub Jelinek * c-typeck.c (struct constructor_stack): Add range_stack member. @@ -84,7 +97,7 @@ Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com) 2001-01-25 Neil Booth - * diagnostic.c (fatal): Request preprocessed source. + * diagnostic.c (fatal): Request preprocessed source. Thu Jan 25 02:01:16 2001 J"orn Rennecke @@ -150,7 +163,7 @@ Wed Jan 24 23:51:55 2001 J"orn Rennecke 2001-01-24 Roger Collins - * config/i386/xm-i386.h: Make __i386__ a boolean macro. + * config/i386/xm-i386.h: Make __i386__ a boolean macro. 2001-01-24 Will Cohen @@ -221,7 +234,7 @@ Wed Jan 24 23:51:55 2001 J"orn Rennecke 2001-01-23 Neil Booth - * c-lex.c (lex_charconst): Fix typo: s/p/str. + * c-lex.c (lex_charconst): Fix typo: s/p/str. 2001-01-23 Franz Sirl @@ -242,9 +255,9 @@ Wed Jan 24 23:51:55 2001 J"orn Rennecke 2001-01-23 Chris Demetriou Neil Booth - * cpperror.c: Merge handlers of PEDWARN and WARNING. - Have -Werror make pedantic warnings errors, like the - rest of GCC. + * cpperror.c: Merge handlers of PEDWARN and WARNING. + Have -Werror make pedantic warnings errors, like the + rest of GCC. 2001-01-23 Phil Edwards @@ -345,8 +358,8 @@ Mon Jan 22 16:53:06 2001 J"orn Rennecke 2001-01-22 Alan Modra - * cppexp.c (parse_charconst): Change `mask' type to agree - with parse_escape. + * cppexp.c (parse_charconst): Change `mask' type to agree + with parse_escape. 2001-01-21 Richard Henderson @@ -423,8 +436,8 @@ Sat Jan 20 12:46:57 2001 Richard Kenner 2001-01-20 Neil Booth - * cppmacro.c (funlike_invocation_p): Don't move back up to the - context of the top of the stack. + * cppmacro.c (funlike_invocation_p): Don't move back up to the + context of the top of the stack. 2001-01-20 Jakub Jelinek diff --git a/gcc/config.gcc b/gcc/config.gcc index a72e3bf2df9..19358fbe591 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -1052,6 +1052,10 @@ i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*) ;; i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*) xm_file="xm-alloca.h ${xm_file}" + if test x$gas = xyes + then + tm_file="${tm_file} usegas.h" + fi xm_defines="USG POSIX SMALL_ARG_MAX" xmake_file=x-svr4 tm_file=i386/ptx4-i.h @@ -1279,7 +1283,7 @@ i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5 tm_file=i386/sco5.h if test x$gas = xyes then - tm_file="i386/sco5gas.h ${tm_file}" + tm_file="usegas.h ${tm_file}" tmake_file=i386/t-sco5gas else tmake_file=i386/t-sco5 diff --git a/gcc/config/i386/sco5gas.h b/gcc/config/i386/sco5gas.h deleted file mode 100644 index de3e5d5570f..00000000000 --- a/gcc/config/i386/sco5gas.h +++ /dev/null @@ -1,24 +0,0 @@ -/* Definitions for Intel x86 running SCO OpenServer, running GNU assembler - 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, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - - -/* Just set a single flag we can test for inside of sco5.h and include it. */ - -#define USE_GAS 1 diff --git a/gcc/config/ptx4.h b/gcc/config/ptx4.h index 2c43ef76744..c7108748d49 100644 --- a/gcc/config/ptx4.h +++ b/gcc/config/ptx4.h @@ -1,9 +1,10 @@ /* Operating system specific defines to be used when targeting GCC for some generic System V Release 4 system. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. Contributed by Ron Guilmette (rfg@monkeys.com). Renamed and changed to suit Dynix/ptx v4 and later. Modified by Tim Wright (timw@sequent.com). + Modified by Janis Johnson (janis@us.ibm.com). This file is part of GNU CC. @@ -27,6 +28,14 @@ Boston, MA 02111-1307, USA. /* Define a symbol indicating that we are using svr4.h. */ #define USING_SVR4_H +/* Use DWARF debugging info by default. */ + +#ifndef PREFERRED_DEBUGGING_TYPE +#define PREFERRED_DEBUGGING_TYPE DWARF_DEBUG +#endif + +#include "elfos.h" + /* Cpp, assembler, linker, library, and startfile spec's. */ /* This defines which switch letters take arguments. On svr4, most of @@ -78,8 +87,13 @@ Boston, MA 02111-1307, USA. */ #undef ASM_SPEC +#ifdef USE_GAS +#define ASM_SPEC \ + "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" +#else #define ASM_SPEC \ - "-no_0f_fix %{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" + "-no_0f_fix -no_eflags_chk %{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" +#endif /* svr4 assemblers need the `-' (indicating input from stdin) to come after the -o option (and its argument) for some reason. If we try to put it @@ -171,48 +185,13 @@ Boston, MA 02111-1307, USA. %{!traditional:values-Xa.o%s}} \ crtbegin.o%s" -/* 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. */ - -#define IDENT_ASM_OP "\t.ident\t" - -#define ASM_FILE_END(FILE) \ -do { \ - if (!flag_no_ident) \ - fprintf ((FILE), "%s\"GCC: (GNU) %s\"\n", \ - IDENT_ASM_OP, version_string); \ - } while (0) - /* Allow #sccs in preprocessor. */ #define SCCS_DIRECTIVE -/* Output #ident as a .ident. */ - -#define ASM_OUTPUT_IDENT(FILE, NAME) \ - fprintf (FILE, "%s\"%s\"\n", IDENT_ASM_OP, NAME); - -/* Use periods rather than dollar signs in special g++ assembler names. */ - -#define NO_DOLLAR_IN_LABEL - -/* Writing `int' for a bitfield forces int alignment for the structure. */ - -#define PCC_BITFIELD_TYPE_MATTERS 1 - -/* Implicit library calls should use memcpy, not bcopy, etc. */ - -#define TARGET_MEM_FUNCTIONS +/* Don't use bcopy, which doesn't handle overlaps before DYNIX/ptx 4.6. */ -/* Handle #pragma weak and #pragma pack. */ - -#define HANDLE_SYSV_PRAGMA - -/* System V Release 4 uses DWARF debugging info. */ - -#define DWARF_DEBUGGING_INFO +#undef HAVE_BCOPY /* The numbers used to denote specific machine registers in the System V Release 4 DWARF debugging information are quite likely to be totally @@ -225,28 +204,11 @@ do { \ #undef DBX_REGISTER_NUMBER -/* gas on SVR4 supports the use of .stabs. Permit -gstabs to be used - in general, although it will only work when using gas. */ - -#define DBX_DEBUGGING_INFO - -/* Use DWARF debugging info by default. */ - -#ifndef PREFERRED_DEBUGGING_TYPE -#define PREFERRED_DEBUGGING_TYPE DWARF_DEBUG -#endif - -/* Make LBRAC and RBRAC addresses relative to the start of the - function. The native Solaris stabs debugging format works this - way, gdb expects it, and it reduces the number of relocation - entries. */ - -#define DBX_BLOCKS_FUNCTION_RELATIVE 1 - /* When using stabs, gcc2_compiled must be a stabs entry, not an ordinary symbol, or gdb won't see it. The stabs entry must be before the N_SO in order for gdb to find it. */ +#undef ASM_IDENTIFY_GCC #define ASM_IDENTIFY_GCC(FILE) \ do \ { \ @@ -260,6 +222,7 @@ while (0) /* Like block addresses, stabs line numbers are relative to the current function. */ +#undef ASM_OUTPUT_SOURCE_LINE #define ASM_OUTPUT_SOURCE_LINE(file, line) \ do \ { \ @@ -273,15 +236,11 @@ do \ } \ while (0) -/* In order for relative line numbers to work, we must output the - stabs entry for the function name first. */ - -#define DBX_FUNCTION_FIRST - /* Generate a blank trailing N_SO to mark the end of the .o file, since we can't depend upon the linker to mark .o file boundaries with embedded stabs. */ +#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END #define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \ fprintf (FILE, \ "\t.text\n\t.stabs \"\",%d,0,0,.Letext\n.Letext:\n", N_SO) @@ -301,557 +260,15 @@ while (0) #undef WCHAR_TYPE_SIZE #define WCHAR_TYPE_SIZE BITS_PER_WORD -/* This causes trouble, because it requires the host machine - to support ANSI C. */ -/* #define MULTIBYTE_CHARS */ - -#undef ASM_BYTE_OP -#define ASM_BYTE_OP "\t.byte\t" - -#undef SET_ASM_OP -#define SET_ASM_OP "\t.set\t" - -/* This is how to begin an assembly language file. Most svr4 assemblers want - at least a .file directive to come first, and some want to see a .version - directive come right after that. Here we just establish a default - which generates only the .file directive. If you need a .version - directive for any specific target, you should override this definition - in the target-specific file which includes this one. */ - -#undef ASM_FILE_START -#define ASM_FILE_START(FILE) \ - output_file_directive ((FILE), main_input_filename) - -/* This is how to allocate empty space in some section. The .zero - pseudo-op is used for this on most svr4 assemblers. */ - -#define SKIP_ASM_OP "\t.zero\t" - -#undef ASM_OUTPUT_SKIP -#define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "%s%u\n", SKIP_ASM_OP, (SIZE)) - -/* The prefix to add to user-visible assembler symbols. - - For System V Release 4 the convention is *not* to prepend a leading - underscore onto user-level symbol names. */ - -#undef USER_LABEL_PREFIX -#define USER_LABEL_PREFIX "" - -/* This is how to output an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. - - For most svr4 systems, the convention is that any symbol which begins - with a period is not put into the linker symbol table by the assembler. */ - -#undef ASM_OUTPUT_INTERNAL_LABEL -#define ASM_OUTPUT_INTERNAL_LABEL(FILE, PREFIX, NUM) \ -do { \ - fprintf (FILE, ".%s%d:\n", PREFIX, NUM); \ -} while (0) - -/* 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'. - - For most svr4 systems, the convention is that any symbol which begins - with a period is not put into the linker symbol table by the assembler. */ - -#undef ASM_GENERATE_INTERNAL_LABEL -#define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \ -do { \ - sprintf (LABEL, "*.%s%d", PREFIX, NUM); \ -} while (0) - -/* 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 "\t.align\t" - -#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 "\t.comm\t" +/* This says how to output assembler code to declare an uninitialized + external linkage data item. There's a bug in the DYNIX/ptx linker + (PR 254649) when the alignment for such an object is specified, so + ignore the ALIGN parameter. */ #undef ASM_OUTPUT_ALIGNED_COMMON #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ do { \ fprintf ((FILE), "%s", 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 "\t.local\t" - -#undef ASM_OUTPUT_ALIGNED_LOCAL -#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \ -do { \ - fprintf ((FILE), "%s", LOCAL_ASM_OP); \ - assemble_name ((FILE), (NAME)); \ - fprintf ((FILE), "\n"); \ - ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \ + fprintf ((FILE), ",%u\n", (SIZE)); \ } while (0) - -/* This is the pseudo-op used to generate a 32-bit word of data with a - specific value in some section. This is the same for all known svr4 - assemblers. */ - -#define INT_ASM_OP "\t.long\t" - -/* 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 "\t.ascii\t" - -/* 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 "\t.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 "\t.section\t.ctors,\"aw\"" -#define DTORS_SECTION_ASM_OP "\t.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 "\t.section\t.init" -#define FINI_SECTION_ASM_OP "\t.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 - -#define READONLY_DATA_SECTION() const_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, "%s", 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, "%s", 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 "\t.type\t" -#define SIZE_ASM_OP "\t.size\t" - -/* This is how we tell the assembler that a symbol is weak. */ - -#define ASM_WEAKEN_LABEL(FILE,NAME) \ - do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \ - fputc ('\n', FILE); } while (0) - -/* 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, "%s", 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, "%s", 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, "%s", SIZE_ASM_OP); \ - assemble_name (FILE, NAME); \ - fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ - } \ - 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 { \ - const 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, "%s", SIZE_ASM_OP); \ - assemble_name (FILE, name); \ - fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ - } \ - } 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, "%s", SIZE_ASM_OP); \ - assemble_name (FILE, (FNAME)); \ - fprintf (FILE, ","); \ - assemble_name (FILE, label); \ - fprintf (FILE, "-"); \ - assemble_name (FILE, (FNAME)); \ - putc ('\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 "\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 \ - { \ - register const unsigned char *_limited_str = \ - (const unsigned char *) (STR); \ - register unsigned ch; \ - fprintf ((FILE), "%s\"", STRING_ASM_OP); \ - for (; ch = *_limited_str; _limited_str++) \ - { \ - register int escape; \ - switch (escape = ESCAPES[ch]) \ - { \ - 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 \ - { \ - register const unsigned char *_ascii_bytes = \ - (const unsigned char *) (STR); \ - register const unsigned char *limit = _ascii_bytes + (LENGTH); \ - register unsigned bytes_in_chunk = 0; \ - for (; _ascii_bytes < limit; _ascii_bytes++) \ - { \ - register const unsigned char *p; \ - if (bytes_in_chunk >= 60) \ - { \ - fprintf ((FILE), "\"\n"); \ - bytes_in_chunk = 0; \ - } \ - for (p = _ascii_bytes; p < limit && *p != '\0'; p++) \ - continue; \ - if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT) \ - { \ - if (bytes_in_chunk > 0) \ - { \ - fprintf ((FILE), "\"\n"); \ - bytes_in_chunk = 0; \ - } \ - ASM_OUTPUT_LIMITED_STRING ((FILE), _ascii_bytes); \ - _ascii_bytes = p; \ - } \ - else \ - { \ - register int escape; \ - register unsigned ch; \ - if (bytes_in_chunk == 0) \ - fprintf ((FILE), "%s\"", ASCII_DATA_ASM_OP); \ - switch (escape = ESCAPES[ch = *_ascii_bytes]) \ - { \ - case 0: \ - putc (ch, (FILE)); \ - bytes_in_chunk++; \ - break; \ - case 1: \ - fprintf ((FILE), "\\%03o", ch); \ - bytes_in_chunk += 4; \ - break; \ - default: \ - putc ('\\', (FILE)); \ - putc (escape, (FILE)); \ - bytes_in_chunk += 2; \ - break; \ - } \ - } \ - } \ - if (bytes_in_chunk > 0) \ - fprintf ((FILE), "\"\n"); \ - } \ - while (0) - -/* All SVR4 targets use the ELF object file format. */ -#define OBJECT_FORMAT_ELF diff --git a/gcc/config/usegas.h b/gcc/config/usegas.h new file mode 100644 index 00000000000..cf20c558e36 --- /dev/null +++ b/gcc/config/usegas.h @@ -0,0 +1,21 @@ +/* Copyright (C) 2001 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, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Just set a single flag we can test for it inside other files. */ +#define USE_GAS 1 -- 2.30.2