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Diffstat (limited to 'contrib/gcc/config/rs6000/xcoff.h')
| -rw-r--r-- | contrib/gcc/config/rs6000/xcoff.h | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/contrib/gcc/config/rs6000/xcoff.h b/contrib/gcc/config/rs6000/xcoff.h deleted file mode 100644 index ebf79b51e9d1..000000000000 --- a/contrib/gcc/config/rs6000/xcoff.h +++ /dev/null @@ -1,288 +0,0 @@ -/* Definitions of target machine for GNU compiler, - for some generic XCOFF file format - Copyright (C) 2001, 2002, 2003, 2004, 2007 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 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. */ - -#define TARGET_OBJECT_FORMAT OBJECT_XCOFF - -/* The RS/6000 uses the XCOFF format. */ -#define XCOFF_DEBUGGING_INFO 1 - -/* Define if the object format being used is COFF or a superset. */ -#define OBJECT_FORMAT_COFF - -/* Define the magic numbers that we recognize as COFF. - - AIX 4.3 adds U803XTOCMAGIC (0757) for 64-bit objects and AIX V5 adds - U64_TOCMAGIC (0767), but collect2.c does not include files in the - correct order to conditionally define the symbolic name in this macro. - - The AIX linker accepts import/export files as object files, - so accept "#!" (0x2321) magic number. */ -#define MY_ISCOFF(magic) \ - ((magic) == U802WRMAGIC || (magic) == U802ROMAGIC \ - || (magic) == U802TOCMAGIC || (magic) == 0757 || (magic) == 0767 \ - || (magic) == 0x2321) - -/* We don't have GAS for the RS/6000 yet, so don't write out special - .stabs in cc1plus. */ - -#define FASCIST_ASSEMBLER - -/* We define this to prevent the name mangler from putting dollar signs into - function names. */ - -#define NO_DOLLAR_IN_LABEL - -/* We define this to 0 so that gcc will never accept a dollar sign in a - variable name. This is needed because the AIX assembler will not accept - dollar signs. */ - -#define DOLLARS_IN_IDENTIFIERS 0 - -/* AIX .align pseudo-op accept value from 0 to 12, corresponding to - log base 2 of the alignment in bytes; 12 = 4096 bytes = 32768 bits. */ - -#define MAX_OFILE_ALIGNMENT 32768 - -/* Return nonzero if this entry is to be written into the constant - pool in a special way. We do so if this is a SYMBOL_REF, LABEL_REF - or a CONST containing one of them. If -mfp-in-toc (the default), - we also do this for floating-point constants. We actually can only - do this if the FP formats of the target and host machines are the - same, but we can't check that since not every file that uses - GO_IF_LEGITIMATE_ADDRESS_P includes real.h. We also do this when - we can write the entry into the TOC and the entry is not larger - than a TOC entry. */ - -#define ASM_OUTPUT_SPECIAL_POOL_ENTRY_P(X, MODE) \ - (TARGET_TOC \ - && (GET_CODE (X) == SYMBOL_REF \ - || (GET_CODE (X) == CONST && GET_CODE (XEXP (X, 0)) == PLUS \ - && GET_CODE (XEXP (XEXP (X, 0), 0)) == SYMBOL_REF) \ - || GET_CODE (X) == LABEL_REF \ - || (GET_CODE (X) == CONST_INT \ - && GET_MODE_BITSIZE (MODE) <= GET_MODE_BITSIZE (Pmode)) \ - || (GET_CODE (X) == CONST_DOUBLE \ - && (TARGET_POWERPC64 \ - || TARGET_MINIMAL_TOC \ - || (SCALAR_FLOAT_MODE_P (GET_MODE (X)) \ - && ! TARGET_NO_FP_IN_TOC))))) - -#define TARGET_ASM_OUTPUT_ANCHOR rs6000_xcoff_asm_output_anchor -#define TARGET_ASM_GLOBALIZE_LABEL rs6000_xcoff_asm_globalize_label -#define TARGET_ASM_INIT_SECTIONS rs6000_xcoff_asm_init_sections -#define TARGET_ASM_RELOC_RW_MASK rs6000_xcoff_reloc_rw_mask -#define TARGET_ASM_NAMED_SECTION rs6000_xcoff_asm_named_section -#define TARGET_ASM_SELECT_SECTION rs6000_xcoff_select_section -#define TARGET_ASM_SELECT_RTX_SECTION rs6000_xcoff_select_rtx_section -#define TARGET_ASM_UNIQUE_SECTION rs6000_xcoff_unique_section -#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section -#define TARGET_STRIP_NAME_ENCODING rs6000_xcoff_strip_name_encoding -#define TARGET_SECTION_TYPE_FLAGS rs6000_xcoff_section_type_flags - -/* FP save and restore routines. */ -#define SAVE_FP_PREFIX "._savef" -#define SAVE_FP_SUFFIX "" -#define RESTORE_FP_PREFIX "._restf" -#define RESTORE_FP_SUFFIX "" - -/* Function name to call to do profiling. */ -#undef RS6000_MCOUNT -#define RS6000_MCOUNT ".__mcount" - -/* This outputs NAME to FILE up to the first null or '['. */ - -#define RS6000_OUTPUT_BASENAME(FILE, NAME) \ - assemble_name ((FILE), (*targetm.strip_name_encoding) (NAME)) - -/* This is how to output the definition of a user-level label named NAME, - such as the label on a static function or variable NAME. */ - -#define ASM_OUTPUT_LABEL(FILE,NAME) \ - do { RS6000_OUTPUT_BASENAME (FILE, NAME); fputs (":\n", FILE); } while (0) - -/* This is how to output a command to make the user-level label named NAME - defined for reference from other files. */ - -/* Globalizing directive for a label. */ -#define GLOBAL_ASM_OP "\t.globl " - -#undef TARGET_ASM_FILE_START -#define TARGET_ASM_FILE_START rs6000_xcoff_file_start -#define TARGET_ASM_FILE_END rs6000_xcoff_file_end -#undef TARGET_ASM_FILE_START_FILE_DIRECTIVE -#define TARGET_ASM_FILE_START_FILE_DIRECTIVE false - -/* This macro produces the initial definition of a function name. - On the RS/6000, we need to place an extra '.' in the function name and - output the function descriptor. - - The csect for the function will have already been created when - text_section was selected. We do have to go back to that csect, however. - - The third and fourth parameters to the .function pseudo-op (16 and 044) - are placeholders which no longer have any use. */ - -#define ASM_DECLARE_FUNCTION_NAME(FILE,NAME,DECL) \ -{ if (TREE_PUBLIC (DECL)) \ - { \ - if (!RS6000_WEAK || !DECL_WEAK (decl)) \ - { \ - fputs ("\t.globl .", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - putc ('\n', FILE); \ - } \ - } \ - else \ - { \ - fputs ("\t.lglobl .", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - putc ('\n', FILE); \ - } \ - fputs ("\t.csect ", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - fputs (TARGET_32BIT ? "[DS]\n" : "[DS],3\n", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - fputs (":\n", FILE); \ - fputs (TARGET_32BIT ? "\t.long ." : "\t.llong .", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - fputs (", TOC[tc0], 0\n", FILE); \ - in_section = NULL; \ - switch_to_section (function_section (DECL)); \ - putc ('.', FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); \ - fputs (":\n", FILE); \ - if (write_symbols != NO_DEBUG) \ - xcoffout_declare_function (FILE, DECL, NAME); \ -} - -/* Output a reference to SYM on FILE. */ - -#define ASM_OUTPUT_SYMBOL_REF(FILE, SYM) \ - rs6000_output_symbol_ref (FILE, SYM) - -/* This says how to output an external. */ - -#undef ASM_OUTPUT_EXTERNAL -#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \ -{ rtx _symref = XEXP (DECL_RTL (DECL), 0); \ - if ((TREE_CODE (DECL) == VAR_DECL \ - || TREE_CODE (DECL) == FUNCTION_DECL) \ - && (NAME)[strlen (NAME) - 1] != ']') \ - { \ - XSTR (_symref, 0) = concat (XSTR (_symref, 0), \ - (TREE_CODE (DECL) == FUNCTION_DECL \ - ? "[DS]" : "[RW]"), \ - NULL); \ - } \ -} - -/* This is how to output an internal label prefix. rs6000.c uses this - when generating traceback tables. */ - -#define ASM_OUTPUT_INTERNAL_LABEL_PREFIX(FILE,PREFIX) \ - fprintf (FILE, "%s..", PREFIX) - -/* This is how to output a label for a jump table. Arguments are the same as - for (*targetm.asm_out.internal_label), except the insn for the jump table is - passed. */ - -#define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLEINSN) \ -{ ASM_OUTPUT_ALIGN (FILE, 2); (*targetm.asm_out.internal_label) (FILE, 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'. */ - -#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ - sprintf (LABEL, "*%s..%u", (PREFIX), (unsigned) (NUM)) - -/* This is how to output an assembler line to define N characters starting - at P to FILE. */ - -#define ASM_OUTPUT_ASCII(FILE, P, N) output_ascii ((FILE), (P), (N)) - -/* This is how to advance the location counter by SIZE bytes. */ - -#define SKIP_ASM_OP "\t.space " - -#define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "%s"HOST_WIDE_INT_PRINT_UNSIGNED"\n", SKIP_ASM_OP, (SIZE)) - -/* This says how to output an assembler line - to define a global common symbol. */ - -#define COMMON_ASM_OP "\t.comm " - -#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ - do { fputs (COMMON_ASM_OP, (FILE)); \ - RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ - if ((ALIGN) > 32) \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", (SIZE), \ - exact_log2 ((ALIGN) / BITS_PER_UNIT)); \ - else if ((SIZE) > 4) \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",3\n", (SIZE)); \ - else \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED"\n", (SIZE)); \ - } while (0) - -/* This says how to output an assembler line - to define a local common symbol. - Alignment cannot be specified, but we can try to maintain - alignment after preceding TOC section if it was aligned - for 64-bit mode. */ - -#define LOCAL_COMMON_ASM_OP "\t.lcomm " - -#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \ - do { fputs (LOCAL_COMMON_ASM_OP, (FILE)); \ - RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%s\n", \ - (TARGET_32BIT ? (SIZE) : (ROUNDED)), \ - xcoff_bss_section_name); \ - } while (0) - -/* This is how we tell the assembler that two symbols have the same value. */ -#define SET_ASM_OP "\t.set " - -/* This is how we tell the assembler to equate two values. */ -#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ - do { fprintf ((FILE), "%s", SET_ASM_OP); \ - RS6000_OUTPUT_BASENAME (FILE, LABEL1); \ - fprintf (FILE, ","); \ - RS6000_OUTPUT_BASENAME (FILE, LABEL2); \ - fprintf (FILE, "\n"); \ - } while (0) - -/* Used by rs6000_assemble_integer, among others. */ -#define DOUBLE_INT_ASM_OP "\t.llong\t" - -/* Output before instructions. */ -#define TEXT_SECTION_ASM_OP "\t.csect .text[PR]" - -/* Output before writable data. - Align entire section to BIGGEST_ALIGNMENT. */ -#define DATA_SECTION_ASM_OP "\t.csect .data[RW],3" - -/* Define to prevent DWARF2 unwind info in the data section rather - than in the .eh_frame section. We do this because the AIX linker - would otherwise garbage collect these sections. */ -#define EH_FRAME_IN_DATA_SECTION 1 |