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[/] [openrisc/] [tags/] [gdb/] [gdb-6.8/] [gdb-6.8.openrisc-2.1/] [include/] [coff/] [sh.h] - Rev 588
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/* coff information for Renesas SH Copyright 2000, 2003 Free Software Foundation, Inc. This program 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 of the License, or (at your option) any later version. This program 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 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef COFF_WITH_PE #define L_LNNO_SIZE 2 #else #define L_LNNO_SIZE 4 #endif #define INCLUDE_COMDAT_FIELDS_IN_AUXENT #include "coff/external.h" #define SH_ARCH_MAGIC_BIG 0x0500 #define SH_ARCH_MAGIC_LITTLE 0x0550 /* Little endian SH */ #define SH_ARCH_MAGIC_WINCE 0x01a2 /* Windows CE - little endian */ #define SH_PE_MAGIC 0x010b #define SHBADMAG(x) \ (((x).f_magic != SH_ARCH_MAGIC_BIG) && \ ((x).f_magic != SH_ARCH_MAGIC_WINCE) && \ ((x).f_magic != SH_ARCH_MAGIC_LITTLE)) /* Define some NT default values. */ /* #define NT_IMAGE_BASE 0x400000 moved to internal.h */ #define NT_SECTION_ALIGNMENT 0x1000 #define NT_FILE_ALIGNMENT 0x200 #define NT_DEF_RESERVE 0x100000 #define NT_DEF_COMMIT 0x1000 /********************** RELOCATION DIRECTIVES **********************/ /* The external reloc has an offset field, because some of the reloc types on the h8 don't have room in the instruction for the entire offset - eg the strange jump and high page addressing modes. */ #ifndef COFF_WITH_PE struct external_reloc { char r_vaddr[4]; char r_symndx[4]; char r_offset[4]; char r_type[2]; char r_stuff[2]; }; #else struct external_reloc { char r_vaddr[4]; char r_symndx[4]; char r_type[2]; }; #endif #define RELOC struct external_reloc #ifdef COFF_WITH_PE #define RELSZ 10 #else #define RELSZ 16 #endif /* SH relocation types. Not all of these are actually used. */ #define R_SH_UNUSED 0 /* only used internally */ #define R_SH_IMM32CE 2 /* 32 bit immediate for WinCE */ #define R_SH_PCREL8 3 /* 8 bit pcrel */ #define R_SH_PCREL16 4 /* 16 bit pcrel */ #define R_SH_HIGH8 5 /* high 8 bits of 24 bit address */ #define R_SH_LOW16 7 /* low 16 bits of 24 bit immediate */ #define R_SH_IMM24 6 /* 24 bit immediate */ #define R_SH_PCDISP8BY4 9 /* PC rel 8 bits *4 +ve */ #define R_SH_PCDISP8BY2 10 /* PC rel 8 bits *2 +ve */ #define R_SH_PCDISP8 11 /* 8 bit branch */ #define R_SH_PCDISP 12 /* 12 bit branch */ #define R_SH_IMM32 14 /* 32 bit immediate */ #define R_SH_IMM8 16 /* 8 bit immediate */ #define R_SH_IMAGEBASE 16 /* Windows CE */ #define R_SH_IMM8BY2 17 /* 8 bit immediate *2 */ #define R_SH_IMM8BY4 18 /* 8 bit immediate *4 */ #define R_SH_IMM4 19 /* 4 bit immediate */ #define R_SH_IMM4BY2 20 /* 4 bit immediate *2 */ #define R_SH_IMM4BY4 21 /* 4 bit immediate *4 */ #define R_SH_PCRELIMM8BY2 22 /* PC rel 8 bits *2 unsigned */ #define R_SH_PCRELIMM8BY4 23 /* PC rel 8 bits *4 unsigned */ #define R_SH_IMM16 24 /* 16 bit immediate */ /* The switch table reloc types are used for relaxing. They are generated for expressions such as .word L1 - L2 The r_offset field holds the difference between the reloc address and L2. */ #define R_SH_SWITCH8 33 /* 8 bit switch table entry */ #define R_SH_SWITCH16 25 /* 16 bit switch table entry */ #define R_SH_SWITCH32 26 /* 32 bit switch table entry */ /* The USES reloc type is used for relaxing. The compiler will generate .uses pseudo-ops when it finds a function call which it can relax. The r_offset field of the USES reloc holds the PC relative offset to the instruction which loads the register used in the function call. */ #define R_SH_USES 27 /* .uses pseudo-op */ /* The COUNT reloc type is used for relaxing. The assembler will generate COUNT relocs for addresses referred to by the register loads associated with USES relocs. The r_offset field of the COUNT reloc holds the number of times the address is referenced in the object file. */ #define R_SH_COUNT 28 /* Count of constant pool uses */ /* The ALIGN reloc type is used for relaxing. The r_offset field is the power of two to which subsequent portions of the object file must be aligned. */ #define R_SH_ALIGN 29 /* .align pseudo-op */ /* The CODE and DATA reloc types are used for aligning load and store instructions. The assembler will generate a CODE reloc before a block of instructions. It will generate a DATA reloc before data. A section should be processed assuming it contains data, unless a CODE reloc is seen. The only relevant pieces of information in the CODE and DATA relocs are the section and the address. The symbol and offset are meaningless. */ #define R_SH_CODE 30 /* start of code */ #define R_SH_DATA 31 /* start of data */ /* The LABEL reloc type is used for aligning load and store instructions. The assembler will generate a LABEL reloc for each label within a block of instructions. This permits the linker to avoid swapping instructions which are the targets of branches. */ #define R_SH_LABEL 32 /* label */ /* NB: R_SH_SWITCH8 is 33 */ #define R_SH_LOOP_START 34 #define R_SH_LOOP_END 35
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