diff options
Diffstat (limited to 'opcodes/m32c-dis.c')
| -rw-r--r-- | opcodes/m32c-dis.c | 191 |
1 files changed, 92 insertions, 99 deletions
diff --git a/opcodes/m32c-dis.c b/opcodes/m32c-dis.c index c81a893..b2ddb16 100644 --- a/opcodes/m32c-dis.c +++ b/opcodes/m32c-dis.c @@ -1,27 +1,27 @@ /* Disassembler interface for targets using CGEN. -*- C -*- CGEN: Cpu tools GENerator -THIS FILE IS MACHINE GENERATED WITH CGEN. -- the resultant file is machine generated, cgen-dis.in isn't + THIS FILE IS MACHINE GENERATED WITH CGEN. + - the resultant file is machine generated, cgen-dis.in isn't -Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2005 -Free Software Foundation, Inc. + Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2005 + Free Software Foundation, Inc. -This file is part of the GNU Binutils and GDB, the GNU debugger. + This file is part of the GNU Binutils and GDB, the GNU debugger. -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, or (at your option) -any later version. + 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, 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. + 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. */ + 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. */ /* ??? Eventually more and more of this stuff can go to cpu-independent files. Keep that in mind. */ @@ -56,24 +56,26 @@ static int read_insn (CGEN_CPU_DESC, bfd_vma, disassemble_info *, bfd_byte *, int, CGEN_EXTRACT_INFO *, unsigned long *); -/* -- disassembler routines inserted here */ +/* -- disassembler routines inserted here. */ /* -- dis.c */ #include "elf/m32c.h" #include "elf-bfd.h" -/* Always print the short insn format suffix as ':<char>' */ +/* Always print the short insn format suffix as ':<char>'. */ + static void -print_suffix (PTR dis_info, char suffix) +print_suffix (void * dis_info, char suffix) { disassemble_info *info = dis_info; + (*info->fprintf_func) (info->stream, ":%c", suffix); } static void print_S (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, @@ -85,7 +87,7 @@ print_S (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_G (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, @@ -96,7 +98,7 @@ print_G (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_Q (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, @@ -107,7 +109,7 @@ print_Q (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_Z (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, @@ -116,10 +118,11 @@ print_Z (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, print_suffix (dis_info, 'z'); } -/* Print the empty suffix */ +/* Print the empty suffix. */ + static void print_X (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info ATTRIBUTE_UNUSED, + void * dis_info ATTRIBUTE_UNUSED, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, @@ -130,13 +133,14 @@ print_X (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_r0l_r0h (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, int length ATTRIBUTE_UNUSED) { disassemble_info *info = dis_info; + if (value == 0) (*info->fprintf_func) (info->stream, "r0h,r0l"); else @@ -145,62 +149,65 @@ print_r0l_r0h (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_unsigned_bitbase (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, unsigned long value, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, int length ATTRIBUTE_UNUSED) { disassemble_info *info = dis_info; + (*info->fprintf_func) (info->stream, "%ld,0x%lx", value & 0x7, value >> 3); } static void print_signed_bitbase (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, signed long value, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, int length ATTRIBUTE_UNUSED) { disassemble_info *info = dis_info; + (*info->fprintf_func) (info->stream, "%ld,%ld", value & 0x7, value >> 3); } static void print_size (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, + void * dis_info, long value ATTRIBUTE_UNUSED, unsigned int attrs ATTRIBUTE_UNUSED, bfd_vma pc ATTRIBUTE_UNUSED, int length ATTRIBUTE_UNUSED) { - /* Always print the size as '.w' */ + /* Always print the size as '.w'. */ disassemble_info *info = dis_info; + (*info->fprintf_func) (info->stream, ".w"); } -#define POP 0 +#define POP 0 #define PUSH 1 -static void print_pop_regset (CGEN_CPU_DESC, PTR, long, unsigned int, bfd_vma, int); -static void print_push_regset (CGEN_CPU_DESC, PTR, long, unsigned int, bfd_vma, int); +static void print_pop_regset (CGEN_CPU_DESC, void *, long, unsigned int, bfd_vma, int); +static void print_push_regset (CGEN_CPU_DESC, void *, long, unsigned int, bfd_vma, int); /* Print a set of registers, R0,R1,A0,A1,SB,FB. */ static void print_regset (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, - long value, - unsigned int attrs ATTRIBUTE_UNUSED, - bfd_vma pc ATTRIBUTE_UNUSED, - int length ATTRIBUTE_UNUSED, - int push) + void * dis_info, + long value, + unsigned int attrs ATTRIBUTE_UNUSED, + bfd_vma pc ATTRIBUTE_UNUSED, + int length ATTRIBUTE_UNUSED, + int push) { static char * m16c_register_names [] = - { - "r0", "r1", "r2", "r3", "a0", "a1", "sb", "fb" - }; + { + "r0", "r1", "r2", "r3", "a0", "a1", "sb", "fb" + }; disassemble_info *info = dis_info; int mask; int index = 0; @@ -235,45 +242,28 @@ print_regset (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, static void print_pop_regset (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, - long value, - unsigned int attrs ATTRIBUTE_UNUSED, - bfd_vma pc ATTRIBUTE_UNUSED, - int length ATTRIBUTE_UNUSED) + void * dis_info, + long value, + unsigned int attrs ATTRIBUTE_UNUSED, + bfd_vma pc ATTRIBUTE_UNUSED, + int length ATTRIBUTE_UNUSED) { print_regset (cd, dis_info, value, attrs, pc, length, POP); } static void print_push_regset (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, - long value, - unsigned int attrs ATTRIBUTE_UNUSED, - bfd_vma pc ATTRIBUTE_UNUSED, - int length ATTRIBUTE_UNUSED) + void * dis_info, + long value, + unsigned int attrs ATTRIBUTE_UNUSED, + bfd_vma pc ATTRIBUTE_UNUSED, + int length ATTRIBUTE_UNUSED) { print_regset (cd, dis_info, value, attrs, pc, length, PUSH); } -#if 0 /* not used? */ -static void -print_boff (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, - PTR dis_info, - long value, - unsigned int attrs ATTRIBUTE_UNUSED, - bfd_vma pc ATTRIBUTE_UNUSED, - int length ATTRIBUTE_UNUSED) -{ - disassemble_info *info = dis_info; - if (value) - info->fprintf_func (info->stream, "%d,%d", value % 16, - (value / 16) * 2); -} - -#endif /* not used? */ void m32c_cgen_print_operand - PARAMS ((CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *, - void const *, bfd_vma, int)); + (CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *, void const *, bfd_vma, int); /* Main entry point for printing operands. XINFO is a `void *' and not a `disassemble_info *' to not put a requirement @@ -291,16 +281,15 @@ void m32c_cgen_print_operand the handlers. */ void -m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) - CGEN_CPU_DESC cd; - int opindex; - PTR xinfo; - CGEN_FIELDS *fields; - void const *attrs ATTRIBUTE_UNUSED; - bfd_vma pc; - int length; +m32c_cgen_print_operand (CGEN_CPU_DESC cd, + int opindex, + void * xinfo, + CGEN_FIELDS *fields, + void const *attrs ATTRIBUTE_UNUSED, + bfd_vma pc, + int length) { - disassemble_info *info = (disassemble_info *) xinfo; + disassemble_info *info = (disassemble_info *) xinfo; switch (opindex) { @@ -332,7 +321,7 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_keyword (cd, info, & m32c_cgen_opval_h_gr_QI, fields->f_dst32_rn_unprefixed_QI, 0); break; case M32C_OPERAND_BITBASE16_16_S8 : - print_signed_bitbase (cd, info, fields->f_dsp_16_s8, 0, pc, length); + print_signed_bitbase (cd, info, fields->f_dsp_16_s8, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_BITBASE16_16_U16 : print_unsigned_bitbase (cd, info, fields->f_dsp_16_u16, 0, pc, length); @@ -341,7 +330,7 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_unsigned_bitbase (cd, info, fields->f_dsp_16_u8, 0, pc, length); break; case M32C_OPERAND_BITBASE16_8_U11_S : - print_unsigned_bitbase (cd, info, fields->f_bitbase16_u11_S, 0|(1<<CGEN_OPERAND_SIGNED)|(1<<CGEN_OPERAND_VIRTUAL), pc, length); + print_unsigned_bitbase (cd, info, fields->f_bitbase16_u11_S, 0|(1<<CGEN_OPERAND_VIRTUAL), pc, length); break; case M32C_OPERAND_BITBASE32_16_S11_UNPREFIXED : print_signed_bitbase (cd, info, fields->f_bitbase32_16_s11_unprefixed, 0|(1<<CGEN_OPERAND_SIGNED)|(1<<CGEN_OPERAND_VIRTUAL), pc, length); @@ -440,10 +429,10 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_normal (cd, info, fields->f_dsp_32_u8, 0, pc, length); break; case M32C_OPERAND_DSP_40_S16 : - print_normal (cd, info, fields->f_dsp_40_s16, 0, pc, length); + print_normal (cd, info, fields->f_dsp_40_s16, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_DSP_40_S8 : - print_normal (cd, info, fields->f_dsp_40_s8, 0, pc, length); + print_normal (cd, info, fields->f_dsp_40_s8, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_DSP_40_U16 : print_normal (cd, info, fields->f_dsp_40_u16, 0, pc, length); @@ -455,10 +444,10 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_normal (cd, info, fields->f_dsp_40_u8, 0, pc, length); break; case M32C_OPERAND_DSP_48_S16 : - print_normal (cd, info, fields->f_dsp_48_s16, 0, pc, length); + print_normal (cd, info, fields->f_dsp_48_s16, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_DSP_48_S8 : - print_normal (cd, info, fields->f_dsp_48_s8, 0, pc, length); + print_normal (cd, info, fields->f_dsp_48_s8, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_DSP_48_U16 : print_normal (cd, info, fields->f_dsp_48_u16, 0, pc, length); @@ -475,6 +464,9 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) case M32C_OPERAND_DSP_8_U16 : print_normal (cd, info, fields->f_dsp_8_u16, 0, pc, length); break; + case M32C_OPERAND_DSP_8_U24 : + print_normal (cd, info, fields->f_dsp_8_u24, 0, pc, length); + break; case M32C_OPERAND_DSP_8_U6 : print_normal (cd, info, fields->f_dsp_8_u6, 0, pc, length); break; @@ -578,7 +570,7 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_normal (cd, info, fields->f_imm_12_s4, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_IMM_13_U3 : - print_normal (cd, info, fields->f_imm_13_u3, 0, pc, length); + print_normal (cd, info, fields->f_imm_13_u3, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); break; case M32C_OPERAND_IMM_16_HI : print_normal (cd, info, fields->f_dsp_16_s16, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); @@ -662,7 +654,7 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_normal (cd, info, fields->f_imm3_S, 0|(1<<CGEN_OPERAND_SIGNED)|(1<<CGEN_OPERAND_VIRTUAL), pc, length); break; case M32C_OPERAND_LAB_16_8 : - print_address (cd, info, fields->f_lab_16_8, 0|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); + print_address (cd, info, fields->f_lab_16_8, 0|(1<<CGEN_OPERAND_RELAX)|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); break; case M32C_OPERAND_LAB_24_8 : print_address (cd, info, fields->f_lab_24_8, 0|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); @@ -674,19 +666,19 @@ m32c_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length) print_address (cd, info, fields->f_lab_40_8, 0|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); break; case M32C_OPERAND_LAB_5_3 : - print_address (cd, info, fields->f_lab_5_3, 0|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); + print_address (cd, info, fields->f_lab_5_3, 0|(1<<CGEN_OPERAND_RELAX)|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); break; case M32C_OPERAND_LAB_8_16 : - print_address (cd, info, fields->f_lab_8_16, 0|(1<<CGEN_OPERAND_SIGN_OPT)|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); + print_address (cd, info, fields->f_lab_8_16, 0|(1<<CGEN_OPERAND_RELAX)|(1<<CGEN_OPERAND_SIGN_OPT)|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); break; case M32C_OPERAND_LAB_8_24 : print_address (cd, info, fields->f_lab_8_24, 0|(1<<CGEN_OPERAND_ABS_ADDR), pc, length); break; case M32C_OPERAND_LAB_8_8 : - print_address (cd, info, fields->f_lab_8_8, 0|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); + print_address (cd, info, fields->f_lab_8_8, 0|(1<<CGEN_OPERAND_RELAX)|(1<<CGEN_OPERAND_PCREL_ADDR), pc, length); break; case M32C_OPERAND_LAB32_JMP_S : - print_address (cd, info, fields->f_lab32_jmp_s, 0|(1<<CGEN_OPERAND_PCREL_ADDR)|(1<<CGEN_OPERAND_VIRTUAL), pc, length); + print_address (cd, info, fields->f_lab32_jmp_s, 0|(1<<CGEN_OPERAND_RELAX)|(1<<CGEN_OPERAND_PCREL_ADDR)|(1<<CGEN_OPERAND_VIRTUAL), pc, length); break; case M32C_OPERAND_Q : print_Q (cd, info, 0, 0|(1<<CGEN_OPERAND_SIGNED), pc, length); @@ -878,8 +870,7 @@ cgen_print_fn * const m32c_cgen_print_handlers[] = void -m32c_cgen_init_dis (cd) - CGEN_CPU_DESC cd; +m32c_cgen_init_dis (CGEN_CPU_DESC cd) { m32c_cgen_init_opcode_table (cd); m32c_cgen_init_ibld_table (cd); @@ -931,7 +922,7 @@ print_address (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, /* Print the operand as directed by the attributes. */ if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_SEM_ONLY)) - ; /* nothing to do */ + ; /* Nothing to do. */ else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_PCREL_ADDR)) (*info->print_address_func) (value, info); else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_ABS_ADDR)) @@ -1013,6 +1004,7 @@ read_insn (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, unsigned long *insn_value) { int status = (*info->read_memory_func) (pc, buf, buflen, info); + if (status != 0) { (*info->memory_error_func) (status, pc, info); @@ -1117,13 +1109,13 @@ print_insn (CGEN_CPU_DESC cd, length = CGEN_EXTRACT_FN (cd, insn) (cd, insn, &ex_info, insn_value_cropped, &fields, pc); - /* length < 0 -> error */ + /* Length < 0 -> error. */ if (length < 0) return length; if (length > 0) { CGEN_PRINT_FN (cd, insn) (cd, info, insn, &fields, pc, length); - /* length is in bits, result is in bytes */ + /* Length is in bits, result is in bytes. */ return length / 8; } } @@ -1173,7 +1165,8 @@ default_print_insn (CGEN_CPU_DESC cd, bfd_vma pc, disassemble_info *info) Print one instruction from PC on INFO->STREAM. Return the size of the instruction (in bytes). */ -typedef struct cpu_desc_list { +typedef struct cpu_desc_list +{ struct cpu_desc_list *next; int isa; int mach; @@ -1236,7 +1229,7 @@ print_insn_m32c (bfd_vma pc, disassemble_info *info) break; } } - } + } /* If we haven't initialized yet, initialize the opcode table. */ if (! cd) @@ -1258,7 +1251,7 @@ print_insn_m32c (bfd_vma pc, disassemble_info *info) if (!cd) abort (); - /* save this away for future reference */ + /* Save this away for future reference. */ cl = xmalloc (sizeof (struct cpu_desc_list)); cl->cd = cd; cl->isa = isa; |