1*3d8817e4Smiod /* tc-m32r.h -- Header file for tc-m32r.c. 2*3d8817e4Smiod Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 3*3d8817e4Smiod Free Software Foundation, Inc. 4*3d8817e4Smiod 5*3d8817e4Smiod This file is part of GAS, the GNU Assembler. 6*3d8817e4Smiod 7*3d8817e4Smiod GAS is free software; you can redistribute it and/or modify 8*3d8817e4Smiod it under the terms of the GNU General Public License as published by 9*3d8817e4Smiod the Free Software Foundation; either version 2, or (at your option) 10*3d8817e4Smiod any later version. 11*3d8817e4Smiod 12*3d8817e4Smiod GAS is distributed in the hope that it will be useful, 13*3d8817e4Smiod but WITHOUT ANY WARRANTY; without even the implied warranty of 14*3d8817e4Smiod MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15*3d8817e4Smiod GNU General Public License for more details. 16*3d8817e4Smiod 17*3d8817e4Smiod You should have received a copy of the GNU General Public License 18*3d8817e4Smiod along with GAS; see the file COPYING. If not, write to 19*3d8817e4Smiod the Free Software Foundation, 51 Franklin Street - Fifth Floor, 20*3d8817e4Smiod Boston, MA 02110-1301, USA. */ 21*3d8817e4Smiod 22*3d8817e4Smiod #define TC_M32R 23*3d8817e4Smiod 24*3d8817e4Smiod #define LISTING_HEADER \ 25*3d8817e4Smiod (target_big_endian ? "M32R GAS" : "M32R GAS Little Endian") 26*3d8817e4Smiod 27*3d8817e4Smiod /* The target BFD architecture. */ 28*3d8817e4Smiod #define TARGET_ARCH bfd_arch_m32r 29*3d8817e4Smiod 30*3d8817e4Smiod /* The endianness of the target format may change based on command 31*3d8817e4Smiod line arguments. */ 32*3d8817e4Smiod #define TARGET_FORMAT m32r_target_format() 33*3d8817e4Smiod extern const char *m32r_target_format (void); 34*3d8817e4Smiod 35*3d8817e4Smiod /* Default to big endian. */ 36*3d8817e4Smiod #ifndef TARGET_BYTES_BIG_ENDIAN 37*3d8817e4Smiod #define TARGET_BYTES_BIG_ENDIAN 1 38*3d8817e4Smiod #endif 39*3d8817e4Smiod 40*3d8817e4Smiod /* Call md_pcrel_from_section, not md_pcrel_from. */ 41*3d8817e4Smiod long md_pcrel_from_section (struct fix *, segT); 42*3d8817e4Smiod #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC) 43*3d8817e4Smiod 44*3d8817e4Smiod /* Permit temporary numeric labels. */ 45*3d8817e4Smiod #define LOCAL_LABELS_FB 1 46*3d8817e4Smiod 47*3d8817e4Smiod #define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs. */ 48*3d8817e4Smiod 49*3d8817e4Smiod /* We don't need to handle .word strangely. */ 50*3d8817e4Smiod #define WORKING_DOT_WORD 51*3d8817e4Smiod 52*3d8817e4Smiod /* For 8 vs 16 vs 32 bit branch selection. */ 53*3d8817e4Smiod extern const struct relax_type md_relax_table[]; 54*3d8817e4Smiod #define TC_GENERIC_RELAX_TABLE md_relax_table 55*3d8817e4Smiod 56*3d8817e4Smiod extern long m32r_relax_frag (segT, fragS *, long); 57*3d8817e4Smiod #define md_relax_frag(segment, fragP, stretch) \ 58*3d8817e4Smiod m32r_relax_frag (segment, fragP, stretch) 59*3d8817e4Smiod 60*3d8817e4Smiod /* Account for nop if 32 bit insn falls on odd halfword boundary. */ 61*3d8817e4Smiod #define TC_CGEN_MAX_RELAX(insn, len) 6 62*3d8817e4Smiod 63*3d8817e4Smiod /* Fill in rs_align_code fragments. */ 64*3d8817e4Smiod extern void m32r_handle_align (fragS *); 65*3d8817e4Smiod #define HANDLE_ALIGN(f) m32r_handle_align (f) 66*3d8817e4Smiod 67*3d8817e4Smiod #define MAX_MEM_FOR_RS_ALIGN_CODE (1 + 2 + 4) 68*3d8817e4Smiod 69*3d8817e4Smiod /* Values passed to md_apply_fix don't include the symbol value. */ 70*3d8817e4Smiod #define MD_APPLY_SYM_VALUE(FIX) 0 71*3d8817e4Smiod 72*3d8817e4Smiod #define md_apply_fix gas_cgen_md_apply_fix 73*3d8817e4Smiod 74*3d8817e4Smiod #define tc_fix_adjustable(FIX) m32r_fix_adjustable (FIX) 75*3d8817e4Smiod bfd_boolean m32r_fix_adjustable (struct fix *); 76*3d8817e4Smiod 77*3d8817e4Smiod /* After creating a fixup for an instruction operand, we need to check for 78*3d8817e4Smiod HI16 relocs and queue them up for later sorting. */ 79*3d8817e4Smiod #define md_cgen_record_fixup_exp m32r_cgen_record_fixup_exp 80*3d8817e4Smiod 81*3d8817e4Smiod #define TC_HANDLES_FX_DONE 82*3d8817e4Smiod 83*3d8817e4Smiod extern int pic_code; 84*3d8817e4Smiod 85*3d8817e4Smiod extern bfd_boolean m32r_fix_adjustable (struct fix *); 86*3d8817e4Smiod 87*3d8817e4Smiod /* This arranges for gas/write.c to not apply a relocation if 88*3d8817e4Smiod obj_fix_adjustable() says it is not adjustable. */ 89*3d8817e4Smiod #define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP) 90*3d8817e4Smiod 91*3d8817e4Smiod #define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ 92*3d8817e4Smiod ((FIX)->fx_addsy == NULL \ 93*3d8817e4Smiod || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \ 94*3d8817e4Smiod && ! S_IS_WEAK ((FIX)->fx_addsy) \ 95*3d8817e4Smiod && S_IS_DEFINED ((FIX)->fx_addsy) \ 96*3d8817e4Smiod && ! S_IS_COMMON ((FIX)->fx_addsy))) 97*3d8817e4Smiod 98*3d8817e4Smiod #define tc_frob_file_before_fix() m32r_frob_file () 99*3d8817e4Smiod extern void m32r_frob_file (void); 100*3d8817e4Smiod 101*3d8817e4Smiod /* No shared lib support, so we don't need to ensure externally 102*3d8817e4Smiod visible symbols can be overridden. 103*3d8817e4Smiod #define EXTERN_FORCE_RELOC 0 */ 104*3d8817e4Smiod 105*3d8817e4Smiod /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ 106*3d8817e4Smiod #define TC_FORCE_RELOCATION(fix) m32r_force_relocation (fix) 107*3d8817e4Smiod extern int m32r_force_relocation (struct fix *); 108*3d8817e4Smiod 109*3d8817e4Smiod /* Ensure insns at labels are aligned to 32 bit boundaries. */ 110*3d8817e4Smiod int m32r_fill_insn (int); 111*3d8817e4Smiod #define md_after_pass_hook() m32r_fill_insn (1) 112*3d8817e4Smiod #define TC_START_LABEL(ch, ptr) (ch == ':' && m32r_fill_insn (0)) 113*3d8817e4Smiod 114*3d8817e4Smiod #define md_cleanup m32r_elf_section_change_hook 115*3d8817e4Smiod #define md_elf_section_change_hook m32r_elf_section_change_hook 116*3d8817e4Smiod extern void m32r_elf_section_change_hook (void); 117*3d8817e4Smiod 118*3d8817e4Smiod #define md_flush_pending_output() m32r_flush_pending_output () 119*3d8817e4Smiod extern void m32r_flush_pending_output (void); 120*3d8817e4Smiod 121*3d8817e4Smiod #define elf_tc_final_processing m32r_elf_final_processing 122*3d8817e4Smiod extern void m32r_elf_final_processing (void); 123*3d8817e4Smiod 124*3d8817e4Smiod #define md_parse_name(name, exprP, mode, nextcharP) \ 125*3d8817e4Smiod m32r_parse_name ((name), (exprP), (mode), (nextcharP)) 126*3d8817e4Smiod extern int m32r_parse_name (char const *, expressionS *, enum expr_mode, char *); 127*3d8817e4Smiod 128*3d8817e4Smiod /* This is used to construct expressions out of @GOTOFF, @PLT and @GOT 129*3d8817e4Smiod symbols. The relocation type is stored in X_md. */ 130*3d8817e4Smiod #define O_PIC_reloc O_md1 131*3d8817e4Smiod 132*3d8817e4Smiod #define TC_CGEN_PARSE_FIX_EXP(opinfo, exp) \ 133*3d8817e4Smiod m32r_cgen_parse_fix_exp(opinfo, exp) 134*3d8817e4Smiod extern int m32r_cgen_parse_fix_exp (int, expressionS *); 135