X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fxcoffout.h;h=124c106a8b50ed56cb091a628596fc7c8664b58d;hb=73faef308beb68f43956ec108d6dc61a4ed1b3d6;hp=afa7274dcc2f4f42ca8cbc7d755e2f41309ddf10;hpb=e74e824245239c20371e3cf494cd4909dd890a39;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/xcoffout.h b/gcc/xcoffout.h index afa7274dcc2..124c106a8b5 100644 --- a/gcc/xcoffout.h +++ b/gcc/xcoffout.h @@ -1,12 +1,13 @@ /* XCOFF definitions. These are needed in dbxout.c, final.c, and xcoffout.h. - Copyright (C) 1998, 2000, 2002 Free Software Foundation, Inc. + Copyright (C) 1998, 2000, 2002, 2003, 2004, 2007, 2008 + Free Software Foundation, Inc. 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 +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 @@ -15,28 +16,18 @@ 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, 59 Temple Place - Suite 330, Boston, MA -02111-1307, USA. */ +along with GCC; see the file COPYING3. If not see +. */ -#define ASM_STABS_OP "\t.stabx\t" - /* Tags and typedefs are C_DECL in XCOFF, not C_LSYM. */ #define DBX_TYPE_DECL_STABS_CODE N_DECL /* Use the XCOFF predefined type numbers. */ -/* ??? According to metin, typedef stabx must go in text control section, - but he did not make this changes everywhere where such typedef stabx - can be emitted, so it is really needed or not? */ - -#define DBX_OUTPUT_STANDARD_TYPES(SYMS) \ -{ \ - text_section (); \ - xcoff_output_standard_types (SYMS); \ -} +#define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER(TYPE) \ + xcoff_assign_fundamental_type_number (TYPE) /* Any type with a negative type index has already been output. */ @@ -47,30 +38,14 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #define DBX_STATIC_CONST_VAR_CODE N_STSYM -/* For static variables, output code to define the start of a static block. - - ??? The IBM rs6000/AIX assembler has a bug that causes bss block debug - info to be occasionally lost. A simple example is this: - int a; static int b; - The commands `gcc -g -c tmp.c; dump -t tmp.o' gives -[10] m 0x00000016 1 0 0x8f 0x0000 .bs -[11] m 0x00000000 1 0 0x90 0x0000 .es -... -[21] m 0x00000000 -2 0 0x85 0x0000 b:S-1 - which is wrong. The `b:S-1' must be between the `.bs' and `.es'. - We can apparently work around the problem by forcing the text section - (even if we are already in the text section) immediately before outputting - the `.bs'. This should be fixed in the next major AIX release (3.3?). */ +/* For static variables, output code to define the start of a static block. */ #define DBX_STATIC_BLOCK_START(ASMFILE,CODE) \ { \ if ((CODE) == N_STSYM) \ fprintf ((ASMFILE), "\t.bs\t%s[RW]\n", xcoff_private_data_section_name);\ else if ((CODE) == N_LCSYM) \ - { \ - fprintf ((ASMFILE), "%s\n", TEXT_SECTION_ASM_OP); \ - fprintf ((ASMFILE), "\t.bs\t%s\n", xcoff_bss_section_name); \ - } \ + fprintf ((ASMFILE), "\t.bs\t%s\n", xcoff_bss_section_name); \ } /* For static variables, output code to define the end of a static block. */ @@ -92,32 +67,40 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA /* Define our own finish symbol function, since xcoff stabs have their own different format. */ -#define DBX_FINISH_SYMBOL(SYM) \ -{ \ - if (current_sym_addr && current_sym_code == N_FUN) \ - fprintf (asmfile, "\",."); \ - else \ - fprintf (asmfile, "\","); \ - /* If we are writing a function name, we must ensure that \ - there is no storage-class suffix on the name. */ \ - if (current_sym_addr && current_sym_code == N_FUN \ - && GET_CODE (current_sym_addr) == SYMBOL_REF) \ - { \ - const char *_p = XSTR (current_sym_addr, 0); \ - if (*_p == '*') \ - fprintf (asmfile, "%s", _p+1); \ - else \ - for (; *_p != '[' && *_p; _p++) \ - fprintf (asmfile, "%c", *_p); \ - } \ - else if (current_sym_addr) \ - output_addr_const (asmfile, current_sym_addr); \ - else if (current_sym_code == N_GSYM) \ - assemble_name (asmfile, XSTR (XEXP (DECL_RTL (sym), 0), 0)); \ - else \ - fprintf (asmfile, "%d", current_sym_value); \ - fprintf (asmfile, ",%d,0\n", stab_to_sclass (current_sym_code)); \ -} +#define DBX_FINISH_STABS(SYM, CODE, LINE, ADDR, LABEL, NUMBER) do { \ + if (ADDR) \ + { \ + /* If we are writing a function name, we must emit a dot in \ + order to refer to the function code, not its descriptor. */ \ + if (CODE == N_FUN) \ + putc ('.', asm_out_file); \ + \ + /* If we are writing a function name, we must ensure that \ + there is no storage-class suffix on the name. */ \ + if (CODE == N_FUN && GET_CODE (ADDR) == SYMBOL_REF) \ + { \ + const char *_p = XSTR (ADDR, 0); \ + if (*_p == '*') \ + fputs (_p+1, asm_out_file); \ + else \ + for (; *_p != '[' && *_p; _p++) \ + putc (*_p != '$' ? *_p : '_', asm_out_file); \ + } \ + else \ + output_addr_const (asm_out_file, ADDR); \ + } \ + /* Another special case: N_GSYM always gets the symbol name, \ + whether or not LABEL or NUMBER are set. */ \ + else if (CODE == N_GSYM) \ + assemble_name (asm_out_file, XSTR (XEXP (DECL_RTL (SYM), 0), 0)); \ + else if (LABEL) \ + assemble_name (asm_out_file, LABEL); \ + else \ + dbxout_int (NUMBER); \ + putc (',', asm_out_file); \ + dbxout_int (stab_to_sclass (CODE)); \ + fputs (",0\n", asm_out_file); \ +} while (0) /* These are IBM XCOFF extensions we need to reference in dbxout.c and xcoffout.c. */ @@ -150,19 +133,19 @@ extern char *xcoff_read_only_section_name; extern const char *xcoff_lastfile; /* Don't write out path name for main source file. */ -#define DBX_OUTPUT_MAIN_SOURCE_DIRECTORY(FILE,FILENAME) +#define NO_DBX_MAIN_SOURCE_DIRECTORY 1 /* Write out main source file name using ".file" rather than ".stabs". We don't actually do this here, because the assembler gets confused if there - is more than one .file directive. ASM_FILE_START in config/rs6000/rs6000.h - is already emitting a .file directory, so we don't output one here also. + is more than one .file directive. rs6000_xcoff_file_start is already + emitting a .file directory, so we don't output one here also. Initialize xcoff_lastfile. */ #define DBX_OUTPUT_MAIN_SOURCE_FILENAME(FILE,FILENAME) \ xcoff_lastfile = (FILENAME) /* If we are still in an include file, its end must be marked. */ #define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \ -{ \ +do { \ if (xcoff_current_include_file) \ { \ fputs ("\t.ei\t", (FILE)); \ @@ -170,16 +153,10 @@ extern const char *xcoff_lastfile; putc ('\n', (FILE)); \ xcoff_current_include_file = NULL; \ } \ -} +} while (0) -/* .stabx has the type in a different place. */ -#if 0 /* Do not emit any marker for XCOFF until assembler allows XFT_CV. */ -#define DBX_OUTPUT_GCC_MARKER(FILE) \ - fprintf ((FILE), "%s\"%s\",0,%d,0\n", ASM_STABS_OP, STABS_GCC_MARKER, \ - stab_to_sclass (N_GSYM)) -#else -#define DBX_OUTPUT_GCC_MARKER(FILE) -#endif +/* Do not emit any marker for XCOFF until assembler allows XFT_CV. */ +#define NO_DBX_GCC_MARKER /* Do not break .stabs pseudos into continuations. */ #define DBX_CONTIN_LENGTH 0 @@ -197,27 +174,12 @@ extern const char *xcoff_lastfile; /* Prototype functions in xcoffout.c. */ -extern int stab_to_sclass PARAMS ((int)); -#ifdef BUFSIZ -extern void xcoffout_begin_prologue PARAMS ((unsigned int, - const char *)); -extern void xcoffout_begin_block PARAMS ((unsigned, unsigned)); -extern void xcoffout_end_epilogue PARAMS ((unsigned int, - const char *)); -extern void xcoffout_end_function PARAMS ((unsigned int)); -extern void xcoffout_end_block PARAMS ((unsigned, unsigned)); -#endif /* BUFSIZ */ - -#ifdef TREE_CODE -extern void xcoff_output_standard_types PARAMS ((tree)); -#ifdef BUFSIZ -extern void xcoffout_declare_function PARAMS ((FILE *, tree, const char *)); -#endif /* BUFSIZ */ -#endif /* TREE_CODE */ - -#ifdef RTX_CODE -#ifdef BUFSIZ -extern void xcoffout_source_line PARAMS ((unsigned int, - const char *)); -#endif /* BUFSIZ */ -#endif /* RTX_CODE */ +extern int stab_to_sclass (int); +extern void xcoffout_begin_prologue (unsigned int, const char *); +extern void xcoffout_begin_block (unsigned, unsigned); +extern void xcoffout_end_epilogue (unsigned int, const char *); +extern void xcoffout_end_function (unsigned int); +extern void xcoffout_end_block (unsigned, unsigned); +extern int xcoff_assign_fundamental_type_number (tree); +extern void xcoffout_declare_function (FILE *, tree, const char *); +extern void xcoffout_source_line (unsigned int, const char *, int, bool);