2002-07-05 20:16:34 +00:00
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/* tc-s390.h -- Header file for tc-s390.c.
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2004-06-16 05:45:41 +00:00
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Copyright 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
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2002-07-05 20:16:34 +00:00
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Written by Martin Schwidefsky (schwidefsky@de.ibm.com).
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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2002-12-02 09:06:04 +00:00
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02111-1307, USA. */
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2002-07-05 20:16:34 +00:00
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#define TC_S390
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#ifdef ANSI_PROTOTYPES
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struct fix;
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#endif
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#ifndef BFD_ASSEMBLER
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#error S390 support requires BFD_ASSEMBLER
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#endif
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2004-06-16 05:45:41 +00:00
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#define TC_FORCE_RELOCATION(FIX) tc_s390_force_relocation(FIX)
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2002-07-05 20:16:34 +00:00
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extern int tc_s390_force_relocation PARAMS ((struct fix *));
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2004-06-16 05:45:41 +00:00
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/* Don't resolve foo@PLT-bar to offset@PLT. */
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#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEG) \
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(! SEG_NORMAL (SEG) || TC_FORCE_RELOCATION (FIX))
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2002-07-05 20:16:34 +00:00
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#define tc_fix_adjustable(X) tc_s390_fix_adjustable(X)
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extern int tc_s390_fix_adjustable PARAMS ((struct fix *));
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2004-06-16 05:45:41 +00:00
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/* Values passed to md_apply_fix3 don't include symbol values. */
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#define MD_APPLY_SYM_VALUE(FIX) 0
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2002-07-05 20:16:34 +00:00
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/* The target BFD architecture. */
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#define TARGET_ARCH bfd_arch_s390
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extern enum bfd_architecture s390_arch PARAMS ((void));
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/* The target BFD format. */
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#define TARGET_FORMAT s390_target_format()
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2002-12-02 09:06:04 +00:00
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extern const char *s390_target_format PARAMS ((void));
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2002-07-05 20:16:34 +00:00
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2002-12-02 09:06:04 +00:00
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/* Set the endianness we are using. */
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2002-07-05 20:16:34 +00:00
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#define TARGET_BYTES_BIG_ENDIAN 1
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/* Whether or not the target is big endian */
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extern int target_big_endian;
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/* Permit temporary numeric labels. */
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#define LOCAL_LABELS_FB 1
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/* $ is used to refer to the current location. */
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/* #define DOLLAR_DOT */
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/* We need to be able to make relocations involving the difference of
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two symbols. This includes the difference of two symbols when
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one of them is undefined (this comes up in PIC code generation).
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*/
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#define UNDEFINED_DIFFERENCE_OK
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/* foo-. gets turned into PC relative relocs */
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#define DIFF_EXPR_OK
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/* We don't need to handle .word strangely. */
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#define WORKING_DOT_WORD
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#define md_number_to_chars number_to_chars_bigendian
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2004-06-16 05:45:41 +00:00
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#define NOP_OPCODE 0x07
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2002-07-05 20:16:34 +00:00
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/* call md_pcrel_from_section, not md_pcrel_from */
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#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC)
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extern long md_pcrel_from_section PARAMS ((struct fix *, segT));
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#define md_operand(x)
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extern void s390_md_end PARAMS ((void));
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#define md_end() s390_md_end ()
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2004-06-16 05:45:41 +00:00
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#define TARGET_USE_CFIPOP 1
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#define tc_cfi_frame_initial_instructions s390_cfi_frame_initial_instructions
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extern void s390_cfi_frame_initial_instructions PARAMS ((void));
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#define tc_regname_to_dw2regnum tc_s390_regname_to_dw2regnum
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extern int tc_s390_regname_to_dw2regnum PARAMS ((const char *regname));
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extern int s390_cie_data_alignment;
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#define DWARF2_LINE_MIN_INSN_LENGTH 1
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#define DWARF2_DEFAULT_RETURN_COLUMN 14
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#define DWARF2_CIE_DATA_ALIGNMENT s390_cie_data_alignment
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