/* tc-s390.h -- Header file for tc-s390.c.
- Copyright (C) 2000 Free Software Foundation, Inc.
+ Copyright (C) 2000-2019 Free Software Foundation, Inc.
Written by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of GAS, the GNU Assembler.
GAS 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)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
GAS is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with GAS; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
#define TC_S390
-#ifdef ANSI_PROTOTYPES
struct fix;
-#endif
-
-#ifndef BFD_ASSEMBLER
- #error S390 support requires BFD_ASSEMBLER
-#endif
-
-/* This expression evaluates to false if the relocation is for a local object
- for which we still want to do the relocation at runtime. True if we
- are willing to perform this relocation while building the .o file.
- This is only used for pcrel relocations, so GOTOFF does not need to be
- checked here. I am not sure if some of the others are ever used with
- pcrel, but it is easier to be safe than sorry. */
-
-#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \
- ((FIX)->fx_addsy == NULL \
- || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \
- && ! S_IS_WEAK ((FIX)->fx_addsy) \
- && S_IS_DEFINED ((FIX)->fx_addsy) \
- && ! S_IS_COMMON ((FIX)->fx_addsy)))
+
+#define TC_FORCE_RELOCATION(FIX) tc_s390_force_relocation(FIX)
+extern int tc_s390_force_relocation (struct fix *);
+
+/* Don't resolve foo@PLT-bar to offset@PLT. */
+#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEG) \
+ (GENERIC_FORCE_RELOCATION_SUB_SAME (FIX, SEG) \
+ || TC_FORCE_RELOCATION (FIX))
#define tc_fix_adjustable(X) tc_s390_fix_adjustable(X)
-extern int tc_s390_fix_adjustable PARAMS ((struct fix *));
+extern int tc_s390_fix_adjustable (struct fix *);
+
+/* Values passed to md_apply_fix don't include symbol values. */
+#define MD_APPLY_SYM_VALUE(FIX) 0
/* The target BFD architecture. */
#define TARGET_ARCH bfd_arch_s390
-extern enum bfd_architecture s390_arch PARAMS ((void));
+extern enum bfd_architecture s390_arch (void);
/* The target BFD format. */
#define TARGET_FORMAT s390_target_format()
+extern const char *s390_target_format (void);
-/* Set the endianness we are using. */
+/* Set the endianness we are using. */
#define TARGET_BYTES_BIG_ENDIAN 1
/* Whether or not the target is big endian */
/* We need to be able to make relocations involving the difference of
two symbols. This includes the difference of two symbols when
- one of them is undefined (this comes up in PIC code generation).
+ one of them is undefined (this comes up in PIC code generation).
*/
#define UNDEFINED_DIFFERENCE_OK
/* We don't need to handle .word strangely. */
#define WORKING_DOT_WORD
-/* We set the fx_done field appropriately in md_apply_fix. */
-#define TC_HANDLES_FX_DONE
-
#define md_number_to_chars number_to_chars_bigendian
-#define md_do_align(n, fill, len, max, around) \
-if ((n) && !need_pass_2 && (fill == 0) && \
- (bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE) != 0) { \
- char *p; \
- p = frag_var (rs_align_code, 15, 1, (relax_substateT) max, \
- (symbolS *) 0, (offsetT) (n), (char *) 0); \
- *p = 0x07; \
- goto around; \
-}
-
-extern void s390_align_code PARAMS ((fragS *, int));
-
-#define HANDLE_ALIGN(fragP) \
-if (fragP->fr_type == rs_align_code) \
- s390_align_code (fragP, (fragP->fr_next->fr_address \
- - fragP->fr_address \
- - fragP->fr_fix));
-
-/* call md_apply_fix3 with segment instead of md_apply_fix */
-#define MD_APPLY_FIX3
+#define NOP_OPCODE 0x07
/* call md_pcrel_from_section, not md_pcrel_from */
-#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC)
-extern long md_pcrel_from_section PARAMS ((struct fix *, segT));
+#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC)
+extern long md_pcrel_from_section (struct fix *, segT);
#define md_operand(x)
-extern void s390_md_end PARAMS ((void));
+extern void s390_md_end (void);
#define md_end() s390_md_end ()
+
+#define TARGET_USE_CFIPOP 1
+
+#define tc_cfi_frame_initial_instructions s390_cfi_frame_initial_instructions
+extern void s390_cfi_frame_initial_instructions (void);
+
+#define tc_regname_to_dw2regnum tc_s390_regname_to_dw2regnum
+extern int tc_s390_regname_to_dw2regnum (char *regname);
+
+extern int s390_cie_data_alignment;
+
+#define DWARF2_LINE_MIN_INSN_LENGTH 1
+#define DWARF2_DEFAULT_RETURN_COLUMN 14
+#define DWARF2_CIE_DATA_ALIGNMENT s390_cie_data_alignment
+
+extern void s390_elf_final_processing (void);
+
+#define elf_tc_final_processing s390_elf_final_processing
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