From: Alan Modra Date: Fri, 20 Apr 2007 12:25:15 +0000 (+0000) Subject: include/opcode/ X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b84bf58af1e7ff1e983128c79145d5653cfe02ca;p=binutils-gdb.git include/opcode/ * ppc.h (struct powerpc_operand): Replace "bits" with "bitm". (num_powerpc_operands): Declare. (PPC_OPERAND_SIGNED et al): Redefine as hex. (PPC_OPERAND_PLUS1): Define. opcodes/ * ppc-dis.c (print_insn_powerpc): Adjust for struct powerpc_operand change. * ppc-opc.c (powerpc_operands): Replace bit count with bit mask in all entries. Add PPC_OPERAND_SIGNED to DE entry. Remove references to following deleted functions. (insert_bd, extract_bd, insert_dq, extract_dq): Delete. (insert_ds, extract_ds, insert_de, extract_de): Delete. (insert_des, extract_des, insert_li, extract_li): Delete. (insert_nb, insert_rsq, insert_rtq, insert_ev2, extract_ev2): Delete. (insert_ev4, extract_ev4, insert_ev8, extract_ev8): Delete. (num_powerpc_operands): New constant. (XSPRG_MASK): Remove entire SPRG field. (powerpc_opcodes ): Use XLBB_MASK not XLYBB_MASK. gas/ * messages.c (as_internal_value_out_of_range): Extend to report errors for values with invalid low bits set. * config/tc-ppc.c (ppc_setup_opcodes): Check powerpc_operands bitm fields. Check that operands and opcode fields are disjoint. (ppc_insert_operand): Check operands using mask rather than bit count. Check low bits too. Handle PPC_OPERAND_PLUS1. Adjust insertion code. (md_apply_fix): Adjust for struct powerpc_operand change. --- diff --git a/gas/ChangeLog b/gas/ChangeLog index b6440a7fc97..3bcaf48e28f 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,14 @@ +2007-04-20 Alan Modra + + * messages.c (as_internal_value_out_of_range): Extend to report + errors for values with invalid low bits set. + * config/tc-ppc.c (ppc_setup_opcodes): Check powerpc_operands bitm + fields. Check that operands and opcode fields are disjoint. + (ppc_insert_operand): Check operands using mask rather than bit + count. Check low bits too. Handle PPC_OPERAND_PLUS1. Adjust + insertion code. + (md_apply_fix): Adjust for struct powerpc_operand change. + 2007-04-19 Paul Brook * config/tc-arm.c (md_assemble): Only allow 16-bit instructions on diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c index bcd32e09412..be745abbf65 100644 --- a/gas/config/tc-ppc.c +++ b/gas/config/tc-ppc.c @@ -1,6 +1,6 @@ /* tc-ppc.c -- Assemble for the PowerPC or POWER (RS/6000) Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, - 2004, 2005, 2006 Free Software Foundation, Inc. + 2004, 2005, 2006, 2007 Free Software Foundation, Inc. Written by Ian Lance Taylor, Cygnus Support. This file is part of GAS, the GNU Assembler. @@ -1248,7 +1248,8 @@ ppc_setup_opcodes (void) const struct powerpc_opcode *op_end; const struct powerpc_macro *macro; const struct powerpc_macro *macro_end; - bfd_boolean dup_insn = FALSE; + unsigned int i; + bfd_boolean bad_insn = FALSE; if (ppc_hash != NULL) hash_die (ppc_hash); @@ -1258,10 +1259,60 @@ ppc_setup_opcodes (void) /* Insert the opcodes into a hash table. */ ppc_hash = hash_new (); + /* Check operand masks. Code here and in the disassembler assumes + all the 1's in the mask are contiguous. */ + for (i = 0; i < num_powerpc_operands; ++i) + { + unsigned long mask = powerpc_operands[i].bitm; + unsigned long right_bit; + + right_bit = mask & -mask; + mask += right_bit; + right_bit = mask & -mask; + if (mask != right_bit) + { + as_bad (_("powerpc_operands[%d].bitm invalid"), i); + bad_insn = TRUE; + } + } + op_end = powerpc_opcodes + powerpc_num_opcodes; for (op = powerpc_opcodes; op < op_end; op++) { - know ((op->opcode & op->mask) == op->opcode); + const unsigned char *o; + unsigned long omask = op->mask; + + /* The mask had better not trim off opcode bits. */ + if ((op->opcode & omask) != op->opcode) + { + as_bad (_("mask trims opcode bits for %s"), + op->name); + bad_insn = TRUE; + } + + /* The operands must not overlap the opcode or each other. */ + for (o = op->operands; *o; ++o) + if (*o >= num_powerpc_operands) + { + as_bad (_("operand index error for %s"), + op->name); + bad_insn = TRUE; + } + else + { + const struct powerpc_operand *operand = &powerpc_operands[*o]; + if (operand->shift >= 0) + { + unsigned long mask = operand->bitm << operand->shift; + if (omask & mask) + { + as_bad (_("operand %d overlap in %s"), + (int) (o - op->operands), op->name); + bad_insn = TRUE; + } + omask |= mask; + } + } if ((op->flags & ppc_cpu & ~(PPC_OPCODE_32 | PPC_OPCODE_64)) != 0 && ((op->flags & (PPC_OPCODE_32 | PPC_OPCODE_64)) == 0 @@ -1296,9 +1347,9 @@ ppc_setup_opcodes (void) && (op->flags & PPC_OPCODE_POWER) != 0) continue; - as_bad (_("Internal assembler error for instruction %s"), + as_bad (_("duplicate instruction %s"), op->name); - dup_insn = TRUE; + bad_insn = TRUE; } } } @@ -1320,13 +1371,13 @@ ppc_setup_opcodes (void) retval = hash_insert (ppc_macro_hash, macro->name, (PTR) macro); if (retval != (const char *) NULL) { - as_bad (_("Internal assembler error for macro %s"), macro->name); - dup_insn = TRUE; + as_bad (_("duplicate macro %s"), macro->name); + bad_insn = TRUE; } } } - if (dup_insn) + if (bad_insn) abort (); } @@ -1447,49 +1498,52 @@ ppc_insert_operand (insn, operand, val, file, line) char *file; unsigned int line; { - if (operand->bits != 32) + long min, max, right; + offsetT test; + + max = operand->bitm; + right = max & -max; + min = 0; + + if ((operand->flags & PPC_OPERAND_SIGNED) != 0) { - long min, max; - offsetT test; + if ((operand->flags & PPC_OPERAND_SIGNOPT) == 0) + max >>= 1; + min = ~(max | ((max & -max) - 1)) ; - if ((operand->flags & PPC_OPERAND_SIGNED) != 0) + if (!ppc_obj64) { - if ((operand->flags & PPC_OPERAND_SIGNOPT) != 0) - max = (1 << operand->bits) - 1; - else - max = (1 << (operand->bits - 1)) - 1; - min = - (1 << (operand->bits - 1)); - - if (!ppc_obj64) + /* Some people write 32 bit hex constants with the sign + extension done by hand. This shouldn't really be + valid, but, to permit this code to assemble on a 64 + bit host, we sign extend the 32 bit value. */ + if (val > 0 + && (val & (offsetT) 0x80000000) != 0 + && (val & (offsetT) 0xffffffff) == val) { - /* Some people write 32 bit hex constants with the sign - extension done by hand. This shouldn't really be - valid, but, to permit this code to assemble on a 64 - bit host, we sign extend the 32 bit value. */ - if (val > 0 - && (val & (offsetT) 0x80000000) != 0 - && (val & (offsetT) 0xffffffff) == val) - { - val -= 0x80000000; - val -= 0x80000000; - } + val -= 0x80000000; + val -= 0x80000000; } } - else - { - max = (1 << operand->bits) - 1; - min = 0; - } - - if ((operand->flags & PPC_OPERAND_NEGATIVE) != 0) - test = - val; - else - test = val; + } - if (test < (offsetT) min || test > (offsetT) max) - as_bad_value_out_of_range (_("operand"), test, (offsetT) min, (offsetT) max, file, line); + if ((operand->flags & PPC_OPERAND_PLUS1) != 0) + { + max++; + min++; } + if ((operand->flags & PPC_OPERAND_NEGATIVE) != 0) + test = - val; + else + test = val; + + if (test < (offsetT) min + || test > (offsetT) max + || (test & (right - 1)) != 0) + as_bad_value_out_of_range (_("operand"), + test, (offsetT) min, (offsetT) max, file, line); + if (operand->insert) { const char *errmsg; @@ -1500,8 +1554,7 @@ ppc_insert_operand (insn, operand, val, file, line) as_bad_where (file, line, errmsg); } else - insn |= (((long) val & ((1 << operand->bits) - 1)) - << operand->shift); + insn |= ((long) val & operand->bitm) << operand->shift; return insn; } @@ -5637,7 +5690,7 @@ md_apply_fix (fixP, valP, seg) csect. Other usages, such as `.long sym', generate relocs. This is the documented behaviour of non-TOC symbols. */ if ((operand->flags & PPC_OPERAND_PARENS) != 0 - && operand->bits == 16 + && (operand->bitm & 0xfff0) == 0xfff0 && operand->shift == 0 && (operand->insert == NULL || ppc_obj64) && fixP->fx_addsy != NULL @@ -5675,11 +5728,11 @@ md_apply_fix (fixP, valP, seg) We are only prepared to turn a few of the operands into relocs. */ if ((operand->flags & PPC_OPERAND_RELATIVE) != 0 - && operand->bits == 26 + && operand->bitm == 0x3fffffc && operand->shift == 0) fixP->fx_r_type = BFD_RELOC_PPC_B26; else if ((operand->flags & PPC_OPERAND_RELATIVE) != 0 - && operand->bits == 16 + && operand->bitm == 0xfffc && operand->shift == 0) { fixP->fx_r_type = BFD_RELOC_PPC_B16; @@ -5690,11 +5743,11 @@ md_apply_fix (fixP, valP, seg) #endif } else if ((operand->flags & PPC_OPERAND_ABSOLUTE) != 0 - && operand->bits == 26 + && operand->bitm == 0x3fffffc && operand->shift == 0) fixP->fx_r_type = BFD_RELOC_PPC_BA26; else if ((operand->flags & PPC_OPERAND_ABSOLUTE) != 0 - && operand->bits == 16 + && operand->bitm == 0xfffc && operand->shift == 0) { fixP->fx_r_type = BFD_RELOC_PPC_BA16; @@ -5706,7 +5759,7 @@ md_apply_fix (fixP, valP, seg) } #if defined (OBJ_XCOFF) || defined (OBJ_ELF) else if ((operand->flags & PPC_OPERAND_PARENS) != 0 - && operand->bits == 16 + && (operand->bitm & 0xfff0) == 0xfff0 && operand->shift == 0) { if (ppc_is_toc_sym (fixP->fx_addsy)) diff --git a/gas/messages.c b/gas/messages.c index 21381b47e96..5736bac7164 100644 --- a/gas/messages.c +++ b/gas/messages.c @@ -1,6 +1,6 @@ /* messages.c - error reporter - Copyright 1987, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2001, - 2003, 2004, 2005, 2006 + 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GAS, the GNU Assembler. @@ -456,6 +456,23 @@ as_internal_value_out_of_range (char * prefix, if (prefix == NULL) prefix = ""; + if (val >= min && val <= max) + { + addressT right = max & -max; + + if (max <= 1) + abort (); + + /* xgettext:c-format */ + err = _("%s out of domain (%d is not a multiple of %d"); + if (bad) + as_bad_where (file, line, err, + prefix, (int) val, (int) right); + else + as_warn_where (file, line, err, + prefix, (int) val, (int) right); + } + if ( val < HEX_MAX_THRESHOLD && min < HEX_MAX_THRESHOLD && max < HEX_MAX_THRESHOLD diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog index 5bcb0e76b89..55999e4d7f4 100644 --- a/include/opcode/ChangeLog +++ b/include/opcode/ChangeLog @@ -1,3 +1,10 @@ +2007-04-20 Alan Modra + + * ppc.h (struct powerpc_operand): Replace "bits" with "bitm". + (num_powerpc_operands): Declare. + (PPC_OPERAND_SIGNED et al): Redefine as hex. + (PPC_OPERAND_PLUS1): Define. + 2007-03-21 H.J. Lu * i386.h (REX_MODE64): Renamed to ... diff --git a/include/opcode/ppc.h b/include/opcode/ppc.h index 2205bd6a65c..4df543043fe 100644 --- a/include/opcode/ppc.h +++ b/include/opcode/ppc.h @@ -1,6 +1,6 @@ /* ppc.h -- Header file for PowerPC opcode table - Copyright 1994, 1995, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 - Free Software Foundation, Inc. + Copyright 1994, 1995, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, + 2007 Free Software Foundation, Inc. Written by Ian Lance Taylor, Cygnus Support This file is part of GDB, GAS, and the GNU binutils. @@ -153,20 +153,21 @@ extern const int powerpc_num_opcodes; struct powerpc_operand { - /* The number of bits in the operand. */ - int bits; + /* A bitmask of bits in the operand. */ + unsigned int bitm; - /* How far the operand is left shifted in the instruction. */ + /* How far the operand is left shifted in the instruction. + -1 to indicate that BITM and SHIFT cannot be used to determine + where the operand goes in the insn. */ int shift; /* Insertion function. This is used by the assembler. To insert an operand value into an instruction, check this field. If it is NULL, execute - i |= (op & ((1 << o->bits) - 1)) << o->shift; + i |= (op & o->bitm) << o->shift; (i is the instruction which we are filling in, o is a pointer to - this structure, and op is the opcode value; this assumes twos - complement arithmetic). + this structure, and op is the operand value). If this field is not NULL, then simply call it with the instruction and the operand value. It will return the new value @@ -182,12 +183,11 @@ struct powerpc_operand extract this operand type from an instruction, check this field. If it is NULL, compute - op = ((i) >> o->shift) & ((1 << o->bits) - 1); - if ((o->flags & PPC_OPERAND_SIGNED) != 0 - && (op & (1 << (o->bits - 1))) != 0) - op -= 1 << o->bits; + op = (i >> o->shift) & o->bitm; + if ((o->flags & PPC_OPERAND_SIGNED) != 0) + sign_extend (op); (i is the instruction, o is a pointer to this structure, and op - is the result; this assumes twos complement arithmetic). + is the result). If this field is not NULL, then simply call it with the instruction value. It will return the value of the operand. If @@ -205,17 +205,18 @@ struct powerpc_operand the operands field of the powerpc_opcodes table. */ extern const struct powerpc_operand powerpc_operands[]; +extern const unsigned int num_powerpc_operands; /* Values defined for the flags field of a struct powerpc_operand. */ /* This operand takes signed values. */ -#define PPC_OPERAND_SIGNED (01) +#define PPC_OPERAND_SIGNED (0x1) /* This operand takes signed values, but also accepts a full positive range of values when running in 32 bit mode. That is, if bits is 16, it takes any value from -0x8000 to 0xffff. In 64 bit mode, this flag is ignored. */ -#define PPC_OPERAND_SIGNOPT (02) +#define PPC_OPERAND_SIGNOPT (0x2) /* This operand does not actually exist in the assembler input. This is used to support extended mnemonics such as mr, for which two @@ -223,14 +224,14 @@ extern const struct powerpc_operand powerpc_operands[]; insert function with any op value. The disassembler should call the extract function, ignore the return value, and check the value placed in the valid argument. */ -#define PPC_OPERAND_FAKE (04) +#define PPC_OPERAND_FAKE (0x4) /* The next operand should be wrapped in parentheses rather than separated from this one by a comma. This is used for the load and store instructions which want their operands to look like reg,displacement(reg) */ -#define PPC_OPERAND_PARENS (010) +#define PPC_OPERAND_PARENS (0x8) /* This operand may use the symbolic names for the CR fields, which are @@ -239,26 +240,26 @@ extern const struct powerpc_operand powerpc_operands[]; cr4 4 cr5 5 cr6 6 cr7 7 These may be combined arithmetically, as in cr2*4+gt. These are only supported on the PowerPC, not the POWER. */ -#define PPC_OPERAND_CR (020) +#define PPC_OPERAND_CR (0x10) /* This operand names a register. The disassembler uses this to print register names with a leading 'r'. */ -#define PPC_OPERAND_GPR (040) +#define PPC_OPERAND_GPR (0x20) /* Like PPC_OPERAND_GPR, but don't print a leading 'r' for r0. */ -#define PPC_OPERAND_GPR_0 (0100) +#define PPC_OPERAND_GPR_0 (0x40) /* This operand names a floating point register. The disassembler prints these with a leading 'f'. */ -#define PPC_OPERAND_FPR (0200) +#define PPC_OPERAND_FPR (0x80) /* This operand is a relative branch displacement. The disassembler prints these symbolically if possible. */ -#define PPC_OPERAND_RELATIVE (0400) +#define PPC_OPERAND_RELATIVE (0x100) /* This operand is an absolute branch address. The disassembler prints these symbolically if possible. */ -#define PPC_OPERAND_ABSOLUTE (01000) +#define PPC_OPERAND_ABSOLUTE (0x200) /* This operand is optional, and is zero if omitted. This is used for example, in the optional BF field in the comparison instructions. The @@ -266,7 +267,7 @@ extern const struct powerpc_operand powerpc_operands[]; and the number of operands remaining for the opcode, and decide whether this operand is present or not. The disassembler should print this operand out only if it is not zero. */ -#define PPC_OPERAND_OPTIONAL (02000) +#define PPC_OPERAND_OPTIONAL (0x400) /* This flag is only used with PPC_OPERAND_OPTIONAL. If this operand is omitted, then for the next operand use this operand value plus @@ -274,24 +275,27 @@ extern const struct powerpc_operand powerpc_operands[]; hack is needed because the Power rotate instructions can take either 4 or 5 operands. The disassembler should print this operand out regardless of the PPC_OPERAND_OPTIONAL field. */ -#define PPC_OPERAND_NEXT (04000) +#define PPC_OPERAND_NEXT (0x800) /* This operand should be regarded as a negative number for the purposes of overflow checking (i.e., the normal most negative number is disallowed and one more than the normal most positive number is allowed). This flag will only be set for a signed operand. */ -#define PPC_OPERAND_NEGATIVE (010000) +#define PPC_OPERAND_NEGATIVE (0x1000) /* This operand names a vector unit register. The disassembler prints these with a leading 'v'. */ -#define PPC_OPERAND_VR (020000) +#define PPC_OPERAND_VR (0x2000) /* This operand is for the DS field in a DS form instruction. */ -#define PPC_OPERAND_DS (040000) +#define PPC_OPERAND_DS (0x4000) /* This operand is for the DQ field in a DQ form instruction. */ -#define PPC_OPERAND_DQ (0100000) +#define PPC_OPERAND_DQ (0x8000) + +/* Valid range of operand is 1..n rather than 0..n-1. */ +#define PPC_OPERAND_PLUS1 (0x10000) /* The POWER and PowerPC assemblers use a few macros. We keep them with the operands table for simplicity. The macro table is an diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index f9cd255e953..329126cc7aa 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,19 @@ +2007-04-20 Alan Modra + + * ppc-dis.c (print_insn_powerpc): Adjust for struct powerpc_operand + change. + * ppc-opc.c (powerpc_operands): Replace bit count with bit mask + in all entries. Add PPC_OPERAND_SIGNED to DE entry. Remove + references to following deleted functions. + (insert_bd, extract_bd, insert_dq, extract_dq): Delete. + (insert_ds, extract_ds, insert_de, extract_de): Delete. + (insert_des, extract_des, insert_li, extract_li): Delete. + (insert_nb, insert_rsq, insert_rtq, insert_ev2, extract_ev2): Delete. + (insert_ev4, extract_ev4, insert_ev8, extract_ev8): Delete. + (num_powerpc_operands): New constant. + (XSPRG_MASK): Remove entire SPRG field. + (powerpc_opcodes ): Use XLBB_MASK not XLYBB_MASK. + 2007-04-20 Alan Modra * ppc-opc.c (DCM, DGM, TE, RMC, R, SP, S): Correct shift. diff --git a/opcodes/ppc-dis.c b/opcodes/ppc-dis.c index 691c2f6d3e6..557e5a583fd 100644 --- a/opcodes/ppc-dis.c +++ b/opcodes/ppc-dis.c @@ -222,10 +222,18 @@ print_insn_powerpc (bfd_vma memaddr, value = (*operand->extract) (insn, dialect, &invalid); else { - value = (insn >> operand->shift) & ((1 << operand->bits) - 1); - if ((operand->flags & PPC_OPERAND_SIGNED) != 0 - && (value & (1 << (operand->bits - 1))) != 0) - value -= 1 << operand->bits; + value = (insn >> operand->shift) & operand->bitm; + if ((operand->flags & PPC_OPERAND_SIGNED) != 0) + { + /* BITM is always some number of zeros followed by some + number of ones, followed by some numer of zeros. */ + unsigned long top = operand->bitm; + /* top & -top gives the rightmost 1 bit, so this + fills in any trailing zeros. */ + top |= (top & -top) - 1; + top &= ~(top >> 1); + value = (value ^ top) - top; + } } /* If the operand is optional, and the value is zero, don't @@ -258,7 +266,7 @@ print_insn_powerpc (bfd_vma memaddr, (*info->fprintf_func) (info->stream, "%ld", value); else { - if (operand->bits == 3) + if (operand->bitm == 7) (*info->fprintf_func) (info->stream, "cr%ld", value); else { diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c index 00261c9ccb7..f22787ee495 100644 --- a/opcodes/ppc-opc.c +++ b/opcodes/ppc-opc.c @@ -42,8 +42,6 @@ static unsigned long insert_bat (unsigned long, long, int, const char **); static long extract_bat (unsigned long, int, int *); static unsigned long insert_bba (unsigned long, long, int, const char **); static long extract_bba (unsigned long, int, int *); -static unsigned long insert_bd (unsigned long, long, int, const char **); -static long extract_bd (unsigned long, int, int *); static unsigned long insert_bdm (unsigned long, long, int, const char **); static long extract_bdm (unsigned long, int, int *); static unsigned long insert_bdp (unsigned long, long, int, const char **); @@ -52,23 +50,12 @@ static unsigned long insert_bo (unsigned long, long, int, const char **); static long extract_bo (unsigned long, int, int *); static unsigned long insert_boe (unsigned long, long, int, const char **); static long extract_boe (unsigned long, int, int *); -static unsigned long insert_dq (unsigned long, long, int, const char **); -static long extract_dq (unsigned long, int, int *); -static unsigned long insert_ds (unsigned long, long, int, const char **); -static long extract_ds (unsigned long, int, int *); -static unsigned long insert_de (unsigned long, long, int, const char **); -static long extract_de (unsigned long, int, int *); -static unsigned long insert_des (unsigned long, long, int, const char **); -static long extract_des (unsigned long, int, int *); static unsigned long insert_fxm (unsigned long, long, int, const char **); static long extract_fxm (unsigned long, int, int *); -static unsigned long insert_li (unsigned long, long, int, const char **); -static long extract_li (unsigned long, int, int *); static unsigned long insert_mbe (unsigned long, long, int, const char **); static long extract_mbe (unsigned long, int, int *); static unsigned long insert_mb6 (unsigned long, long, int, const char **); static long extract_mb6 (unsigned long, int, int *); -static unsigned long insert_nb (unsigned long, long, int, const char **); static long extract_nb (unsigned long, int, int *); static unsigned long insert_nsi (unsigned long, long, int, const char **); static long extract_nsi (unsigned long, int, int *); @@ -78,8 +65,6 @@ static unsigned long insert_raq (unsigned long, long, int, const char **); static unsigned long insert_ras (unsigned long, long, int, const char **); static unsigned long insert_rbs (unsigned long, long, int, const char **); static long extract_rbs (unsigned long, int, int *); -static unsigned long insert_rsq (unsigned long, long, int, const char **); -static unsigned long insert_rtq (unsigned long, long, int, const char **); static unsigned long insert_sh6 (unsigned long, long, int, const char **); static long extract_sh6 (unsigned long, int, int *); static unsigned long insert_spr (unsigned long, long, int, const char **); @@ -88,12 +73,6 @@ static unsigned long insert_sprg (unsigned long, long, int, const char **); static long extract_sprg (unsigned long, int, int *); static unsigned long insert_tbr (unsigned long, long, int, const char **); static long extract_tbr (unsigned long, int, int *); -static unsigned long insert_ev2 (unsigned long, long, int, const char **); -static long extract_ev2 (unsigned long, int, int *); -static unsigned long insert_ev4 (unsigned long, long, int, const char **); -static long extract_ev4 (unsigned long, int, int *); -static unsigned long insert_ev8 (unsigned long, long, int, const char **); -static long extract_ev8 (unsigned long, int, int *); /* The operands table. @@ -116,301 +95,301 @@ const struct powerpc_operand powerpc_operands[] = /* The BA field in an XL form instruction. */ #define BA UNUSED + 1 #define BA_MASK (0x1f << 16) - { 5, 16, NULL, NULL, PPC_OPERAND_CR }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_CR }, /* The BA field in an XL form instruction when it must be the same as the BT field in the same instruction. */ #define BAT BA + 1 - { 5, 16, insert_bat, extract_bat, PPC_OPERAND_FAKE }, + { 0x1f, 16, insert_bat, extract_bat, PPC_OPERAND_FAKE }, /* The BB field in an XL form instruction. */ #define BB BAT + 1 #define BB_MASK (0x1f << 11) - { 5, 11, NULL, NULL, PPC_OPERAND_CR }, + { 0x1f, 11, NULL, NULL, PPC_OPERAND_CR }, /* The BB field in an XL form instruction when it must be the same as the BA field in the same instruction. */ #define BBA BB + 1 - { 5, 11, insert_bba, extract_bba, PPC_OPERAND_FAKE }, + { 0x1f, 11, insert_bba, extract_bba, PPC_OPERAND_FAKE }, /* The BD field in a B form instruction. The lower two bits are forced to zero. */ #define BD BBA + 1 - { 16, 0, insert_bd, extract_bd, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, + { 0xfffc, 0, NULL, NULL, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, /* The BD field in a B form instruction when absolute addressing is used. */ #define BDA BD + 1 - { 16, 0, insert_bd, extract_bd, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, + { 0xfffc, 0, NULL, NULL, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, /* The BD field in a B form instruction when the - modifier is used. This sets the y bit of the BO field appropriately. */ #define BDM BDA + 1 - { 16, 0, insert_bdm, extract_bdm, + { 0xfffc, 0, insert_bdm, extract_bdm, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, /* The BD field in a B form instruction when the - modifier is used and absolute address is used. */ #define BDMA BDM + 1 - { 16, 0, insert_bdm, extract_bdm, + { 0xfffc, 0, insert_bdm, extract_bdm, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, /* The BD field in a B form instruction when the + modifier is used. This sets the y bit of the BO field appropriately. */ #define BDP BDMA + 1 - { 16, 0, insert_bdp, extract_bdp, + { 0xfffc, 0, insert_bdp, extract_bdp, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, /* The BD field in a B form instruction when the + modifier is used and absolute addressing is used. */ #define BDPA BDP + 1 - { 16, 0, insert_bdp, extract_bdp, + { 0xfffc, 0, insert_bdp, extract_bdp, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, /* The BF field in an X or XL form instruction. */ #define BF BDPA + 1 - { 3, 23, NULL, NULL, PPC_OPERAND_CR }, + { 0x7, 23, NULL, NULL, PPC_OPERAND_CR }, /* An optional BF field. This is used for comparison instructions, in which an omitted BF field is taken as zero. */ #define OBF BF + 1 - { 3, 23, NULL, NULL, PPC_OPERAND_CR | PPC_OPERAND_OPTIONAL }, + { 0x7, 23, NULL, NULL, PPC_OPERAND_CR | PPC_OPERAND_OPTIONAL }, /* The BFA field in an X or XL form instruction. */ #define BFA OBF + 1 - { 3, 18, NULL, NULL, PPC_OPERAND_CR }, + { 0x7, 18, NULL, NULL, PPC_OPERAND_CR }, /* The BI field in a B form or XL form instruction. */ #define BI BFA + 1 #define BI_MASK (0x1f << 16) - { 5, 16, NULL, NULL, PPC_OPERAND_CR }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_CR }, /* The BO field in a B form instruction. Certain values are illegal. */ #define BO BI + 1 #define BO_MASK (0x1f << 21) - { 5, 21, insert_bo, extract_bo, 0 }, + { 0x1f, 21, insert_bo, extract_bo, 0 }, /* The BO field in a B form instruction when the + or - modifier is used. This is like the BO field, but it must be even. */ #define BOE BO + 1 - { 5, 21, insert_boe, extract_boe, 0 }, + { 0x1e, 21, insert_boe, extract_boe, 0 }, #define BH BOE + 1 - { 2, 11, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x3, 11, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The BT field in an X or XL form instruction. */ #define BT BH + 1 - { 5, 21, NULL, NULL, PPC_OPERAND_CR }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_CR }, /* The condition register number portion of the BI field in a B form or XL form instruction. This is used for the extended conditional branch mnemonics, which set the lower two bits of the BI field. This field is optional. */ #define CR BT + 1 - { 3, 18, NULL, NULL, PPC_OPERAND_CR | PPC_OPERAND_OPTIONAL }, + { 0x7, 18, NULL, NULL, PPC_OPERAND_CR | PPC_OPERAND_OPTIONAL }, /* The CRB field in an X form instruction. */ #define CRB CR + 1 - { 5, 6, NULL, NULL, 0 }, + { 0x1f, 6, NULL, NULL, 0 }, /* The CRFD field in an X form instruction. */ #define CRFD CRB + 1 - { 3, 23, NULL, NULL, PPC_OPERAND_CR }, + { 0x7, 23, NULL, NULL, PPC_OPERAND_CR }, /* The CRFS field in an X form instruction. */ #define CRFS CRFD + 1 - { 3, 0, NULL, NULL, PPC_OPERAND_CR }, + { 0x7, 0, NULL, NULL, PPC_OPERAND_CR }, /* The CT field in an X form instruction. */ #define CT CRFS + 1 - { 5, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The D field in a D form instruction. This is a displacement off a register, and implies that the next operand is a register in parentheses. */ #define D CT + 1 - { 16, 0, NULL, NULL, PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED }, + { 0xffff, 0, NULL, NULL, PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED }, /* The DE field in a DE form instruction. This is like D, but is 12 bits only. */ #define DE D + 1 - { 14, 0, insert_de, extract_de, PPC_OPERAND_PARENS }, + { 0xfff, 4, NULL, NULL, PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED }, /* The DES field in a DES form instruction. This is like DS, but is 14 bits only (12 stored.) */ #define DES DE + 1 - { 14, 0, insert_des, extract_des, PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED }, + { 0x3ffc, 2, NULL, NULL, PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED }, /* The DQ field in a DQ form instruction. This is like D, but the lower four bits are forced to zero. */ #define DQ DES + 1 - { 16, 0, insert_dq, extract_dq, - PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED | PPC_OPERAND_DQ }, + { 0xfff0, 0, NULL, NULL, + PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED | PPC_OPERAND_DQ }, /* The DS field in a DS form instruction. This is like D, but the lower two bits are forced to zero. */ #define DS DQ + 1 - { 16, 0, insert_ds, extract_ds, - PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED | PPC_OPERAND_DS }, + { 0xfffc, 0, NULL, NULL, + PPC_OPERAND_PARENS | PPC_OPERAND_SIGNED | PPC_OPERAND_DS }, /* The E field in a wrteei instruction. */ #define E DS + 1 - { 1, 15, NULL, NULL, 0 }, + { 0x1, 15, NULL, NULL, 0 }, /* The FL1 field in a POWER SC form instruction. */ #define FL1 E + 1 - { 4, 12, NULL, NULL, 0 }, + { 0xf, 12, NULL, NULL, 0 }, /* The FL2 field in a POWER SC form instruction. */ #define FL2 FL1 + 1 - { 3, 2, NULL, NULL, 0 }, + { 0x7, 2, NULL, NULL, 0 }, /* The FLM field in an XFL form instruction. */ #define FLM FL2 + 1 - { 8, 17, NULL, NULL, 0 }, + { 0xff, 17, NULL, NULL, 0 }, /* The FRA field in an X or A form instruction. */ #define FRA FLM + 1 #define FRA_MASK (0x1f << 16) - { 5, 16, NULL, NULL, PPC_OPERAND_FPR }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_FPR }, /* The FRB field in an X or A form instruction. */ #define FRB FRA + 1 #define FRB_MASK (0x1f << 11) - { 5, 11, NULL, NULL, PPC_OPERAND_FPR }, + { 0x1f, 11, NULL, NULL, PPC_OPERAND_FPR }, /* The FRC field in an A form instruction. */ #define FRC FRB + 1 #define FRC_MASK (0x1f << 6) - { 5, 6, NULL, NULL, PPC_OPERAND_FPR }, + { 0x1f, 6, NULL, NULL, PPC_OPERAND_FPR }, /* The FRS field in an X form instruction or the FRT field in a D, X or A form instruction. */ #define FRS FRC + 1 #define FRT FRS - { 5, 21, NULL, NULL, PPC_OPERAND_FPR }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_FPR }, /* The FXM field in an XFX instruction. */ #define FXM FRS + 1 #define FXM_MASK (0xff << 12) - { 8, 12, insert_fxm, extract_fxm, 0 }, + { 0xff, 12, insert_fxm, extract_fxm, 0 }, /* Power4 version for mfcr. */ #define FXM4 FXM + 1 - { 8, 12, insert_fxm, extract_fxm, PPC_OPERAND_OPTIONAL }, + { 0xff, 12, insert_fxm, extract_fxm, PPC_OPERAND_OPTIONAL }, /* The L field in a D or X form instruction. */ #define L FXM4 + 1 - { 1, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The LEV field in a POWER SVC form instruction. */ #define SVC_LEV L + 1 - { 7, 5, NULL, NULL, 0 }, + { 0x7f, 5, NULL, NULL, 0 }, /* The LEV field in an SC form instruction. */ #define LEV SVC_LEV + 1 - { 7, 5, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x7f, 5, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The LI field in an I form instruction. The lower two bits are forced to zero. */ #define LI LEV + 1 - { 26, 0, insert_li, extract_li, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, + { 0x3fffffc, 0, NULL, NULL, PPC_OPERAND_RELATIVE | PPC_OPERAND_SIGNED }, /* The LI field in an I form instruction when used as an absolute address. */ #define LIA LI + 1 - { 26, 0, insert_li, extract_li, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, + { 0x3fffffc, 0, NULL, NULL, PPC_OPERAND_ABSOLUTE | PPC_OPERAND_SIGNED }, /* The LS field in an X (sync) form instruction. */ #define LS LIA + 1 - { 2, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x3, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The MB field in an M form instruction. */ #define MB LS + 1 #define MB_MASK (0x1f << 6) - { 5, 6, NULL, NULL, 0 }, + { 0x1f, 6, NULL, NULL, 0 }, /* The ME field in an M form instruction. */ #define ME MB + 1 #define ME_MASK (0x1f << 1) - { 5, 1, NULL, NULL, 0 }, + { 0x1f, 1, NULL, NULL, 0 }, /* The MB and ME fields in an M form instruction expressed a single operand which is a bitmask indicating which bits to select. This is a two operand form using PPC_OPERAND_NEXT. See the description in opcode/ppc.h for what this means. */ #define MBE ME + 1 - { 5, 6, NULL, NULL, PPC_OPERAND_OPTIONAL | PPC_OPERAND_NEXT }, - { 32, 0, insert_mbe, extract_mbe, 0 }, + { 0x1f, 6, NULL, NULL, PPC_OPERAND_OPTIONAL | PPC_OPERAND_NEXT }, + { 0xff, 0, insert_mbe, extract_mbe, 0 }, /* The MB or ME field in an MD or MDS form instruction. The high bit is wrapped to the low end. */ #define MB6 MBE + 2 #define ME6 MB6 #define MB6_MASK (0x3f << 5) - { 6, 5, insert_mb6, extract_mb6, 0 }, + { 0x3f, 5, insert_mb6, extract_mb6, 0 }, /* The MO field in an mbar instruction. */ #define MO MB6 + 1 - { 5, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The NB field in an X form instruction. The value 32 is stored as 0. */ #define NB MO + 1 - { 6, 11, insert_nb, extract_nb, 0 }, + { 0x1f, 11, NULL, extract_nb, PPC_OPERAND_PLUS1 }, /* The NSI field in a D form instruction. This is the same as the SI field, only negated. */ #define NSI NB + 1 - { 16, 0, insert_nsi, extract_nsi, + { 0xffff, 0, insert_nsi, extract_nsi, PPC_OPERAND_NEGATIVE | PPC_OPERAND_SIGNED }, /* The RA field in an D, DS, DQ, X, XO, M, or MDS form instruction. */ #define RA NSI + 1 #define RA_MASK (0x1f << 16) - { 5, 16, NULL, NULL, PPC_OPERAND_GPR }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_GPR }, /* As above, but 0 in the RA field means zero, not r0. */ #define RA0 RA + 1 - { 5, 16, NULL, NULL, PPC_OPERAND_GPR_0 }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_GPR_0 }, /* The RA field in the DQ form lq instruction, which has special value restrictions. */ #define RAQ RA0 + 1 - { 5, 16, insert_raq, NULL, PPC_OPERAND_GPR_0 }, + { 0x1f, 16, insert_raq, NULL, PPC_OPERAND_GPR_0 }, /* The RA field in a D or X form instruction which is an updating load, which means that the RA field may not be zero and may not equal the RT field. */ #define RAL RAQ + 1 - { 5, 16, insert_ral, NULL, PPC_OPERAND_GPR_0 }, + { 0x1f, 16, insert_ral, NULL, PPC_OPERAND_GPR_0 }, /* The RA field in an lmw instruction, which has special value restrictions. */ #define RAM RAL + 1 - { 5, 16, insert_ram, NULL, PPC_OPERAND_GPR_0 }, + { 0x1f, 16, insert_ram, NULL, PPC_OPERAND_GPR_0 }, /* The RA field in a D or X form instruction which is an updating store or an updating floating point load, which means that the RA field may not be zero. */ #define RAS RAM + 1 - { 5, 16, insert_ras, NULL, PPC_OPERAND_GPR_0 }, + { 0x1f, 16, insert_ras, NULL, PPC_OPERAND_GPR_0 }, /* The RA field of the tlbwe instruction, which is optional. */ #define RAOPT RAS + 1 - { 5, 16, NULL, NULL, PPC_OPERAND_GPR | PPC_OPERAND_OPTIONAL }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_GPR | PPC_OPERAND_OPTIONAL }, /* The RB field in an X, XO, M, or MDS form instruction. */ #define RB RAOPT + 1 #define RB_MASK (0x1f << 11) - { 5, 11, NULL, NULL, PPC_OPERAND_GPR }, + { 0x1f, 11, NULL, NULL, PPC_OPERAND_GPR }, /* The RB field in an X form instruction when it must be the same as the RS field in the instruction. This is used for extended mnemonics like mr. */ #define RBS RB + 1 - { 5, 1, insert_rbs, extract_rbs, PPC_OPERAND_FAKE }, + { 0x1f, 11, insert_rbs, extract_rbs, PPC_OPERAND_FAKE }, /* The RS field in a D, DS, X, XFX, XS, M, MD or MDS form instruction or the RT field in a D, DS, X, XFX or XO form @@ -418,181 +397,184 @@ const struct powerpc_operand powerpc_operands[] = #define RS RBS + 1 #define RT RS #define RT_MASK (0x1f << 21) - { 5, 21, NULL, NULL, PPC_OPERAND_GPR }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_GPR }, /* The RS field of the DS form stq instruction, which has special value restrictions. */ #define RSQ RS + 1 - { 5, 21, insert_rsq, NULL, PPC_OPERAND_GPR_0 }, + { 0x1e, 21, NULL, NULL, PPC_OPERAND_GPR_0 }, /* The RT field of the DQ form lq instruction, which has special value restrictions. */ #define RTQ RSQ + 1 - { 5, 21, insert_rtq, NULL, PPC_OPERAND_GPR_0 }, + { 0x1e, 21, NULL, NULL, PPC_OPERAND_GPR_0 }, /* The RS field of the tlbwe instruction, which is optional. */ #define RSO RTQ + 1 #define RTO RSO - { 5, 21, NULL, NULL, PPC_OPERAND_GPR | PPC_OPERAND_OPTIONAL }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_GPR | PPC_OPERAND_OPTIONAL }, /* The SH field in an X or M form instruction. */ #define SH RSO + 1 #define SH_MASK (0x1f << 11) - { 5, 11, NULL, NULL, 0 }, + { 0x1f, 11, NULL, NULL, 0 }, /* The SH field in an MD form instruction. This is split. */ #define SH6 SH + 1 #define SH6_MASK ((0x1f << 11) | (1 << 1)) - { 6, 1, insert_sh6, extract_sh6, 0 }, + { 0x3f, -1, insert_sh6, extract_sh6, 0 }, /* The SH field of the tlbwe instruction, which is optional. */ #define SHO SH6 + 1 - { 5, 11,NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1f, 11, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The SI field in a D form instruction. */ #define SI SHO + 1 - { 16, 0, NULL, NULL, PPC_OPERAND_SIGNED }, + { 0xffff, 0, NULL, NULL, PPC_OPERAND_SIGNED }, /* The SI field in a D form instruction when we accept a wide range of positive values. */ #define SISIGNOPT SI + 1 - { 16, 0, NULL, NULL, PPC_OPERAND_SIGNED | PPC_OPERAND_SIGNOPT }, + { 0xffff, 0, NULL, NULL, PPC_OPERAND_SIGNED | PPC_OPERAND_SIGNOPT }, /* The SPR field in an XFX form instruction. This is flipped--the lower 5 bits are stored in the upper 5 and vice- versa. */ #define SPR SISIGNOPT + 1 #define PMR SPR #define SPR_MASK (0x3ff << 11) - { 10, 11, insert_spr, extract_spr, 0 }, + { 0x3ff, 11, insert_spr, extract_spr, 0 }, /* The BAT index number in an XFX form m[ft]ibat[lu] instruction. */ #define SPRBAT SPR + 1 #define SPRBAT_MASK (0x3 << 17) - { 2, 17, NULL, NULL, 0 }, + { 0x3, 17, NULL, NULL, 0 }, /* The SPRG register number in an XFX form m[ft]sprg instruction. */ #define SPRG SPRBAT + 1 - { 5, 16, insert_sprg, extract_sprg, 0 }, + { 0x1f, 16, insert_sprg, extract_sprg, 0 }, /* The SR field in an X form instruction. */ #define SR SPRG + 1 - { 4, 16, NULL, NULL, 0 }, + { 0xf, 16, NULL, NULL, 0 }, /* The STRM field in an X AltiVec form instruction. */ #define STRM SR + 1 #define STRM_MASK (0x3 << 21) - { 2, 21, NULL, NULL, 0 }, + { 0x3, 21, NULL, NULL, 0 }, /* The SV field in a POWER SC form instruction. */ #define SV STRM + 1 - { 14, 2, NULL, NULL, 0 }, + { 0x3fff, 2, NULL, NULL, 0 }, /* The TBR field in an XFX form instruction. This is like the SPR field, but it is optional. */ #define TBR SV + 1 - { 10, 11, insert_tbr, extract_tbr, PPC_OPERAND_OPTIONAL }, + { 0x3ff, 11, insert_tbr, extract_tbr, PPC_OPERAND_OPTIONAL }, /* The TO field in a D or X form instruction. */ #define TO TBR + 1 #define TO_MASK (0x1f << 21) - { 5, 21, NULL, NULL, 0 }, + { 0x1f, 21, NULL, NULL, 0 }, /* The U field in an X form instruction. */ #define U TO + 1 - { 4, 12, NULL, NULL, 0 }, + { 0xf, 12, NULL, NULL, 0 }, /* The UI field in a D form instruction. */ #define UI U + 1 - { 16, 0, NULL, NULL, 0 }, + { 0xffff, 0, NULL, NULL, 0 }, /* The VA field in a VA, VX or VXR form instruction. */ #define VA UI + 1 #define VA_MASK (0x1f << 16) - { 5, 16, NULL, NULL, PPC_OPERAND_VR }, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_VR }, /* The VB field in a VA, VX or VXR form instruction. */ #define VB VA + 1 #define VB_MASK (0x1f << 11) - { 5, 11, NULL, NULL, PPC_OPERAND_VR }, + { 0x1f, 11, NULL, NULL, PPC_OPERAND_VR }, /* The VC field in a VA form instruction. */ #define VC VB + 1 #define VC_MASK (0x1f << 6) - { 5, 6, NULL, NULL, PPC_OPERAND_VR }, + { 0x1f, 6, NULL, NULL, PPC_OPERAND_VR }, /* The VD or VS field in a VA, VX, VXR or X form instruction. */ #define VD VC + 1 #define VS VD #define VD_MASK (0x1f << 21) - { 5, 21, NULL, NULL, PPC_OPERAND_VR }, + { 0x1f, 21, NULL, NULL, PPC_OPERAND_VR }, /* The SIMM field in a VX form instruction. */ #define SIMM VD + 1 - { 5, 16, NULL, NULL, PPC_OPERAND_SIGNED}, + { 0x1f, 16, NULL, NULL, PPC_OPERAND_SIGNED}, /* The UIMM field in a VX form instruction, and TE in Z form. */ #define UIMM SIMM + 1 #define TE UIMM - { 5, 16, NULL, NULL, 0 }, + { 0x1f, 16, NULL, NULL, 0 }, /* The SHB field in a VA form instruction. */ #define SHB UIMM + 1 - { 4, 6, NULL, NULL, 0 }, + { 0xf, 6, NULL, NULL, 0 }, /* The other UIMM field in a EVX form instruction. */ #define EVUIMM SHB + 1 - { 5, 11, NULL, NULL, 0 }, + { 0x1f, 11, NULL, NULL, 0 }, /* The other UIMM field in a half word EVX form instruction. */ #define EVUIMM_2 EVUIMM + 1 - { 32, 11, insert_ev2, extract_ev2, PPC_OPERAND_PARENS }, + { 0x3e, 10, NULL, NULL, PPC_OPERAND_PARENS }, /* The other UIMM field in a word EVX form instruction. */ #define EVUIMM_4 EVUIMM_2 + 1 - { 32, 11, insert_ev4, extract_ev4, PPC_OPERAND_PARENS }, + { 0x7c, 9, NULL, NULL, PPC_OPERAND_PARENS }, /* The other UIMM field in a double EVX form instruction. */ #define EVUIMM_8 EVUIMM_4 + 1 - { 32, 11, insert_ev8, extract_ev8, PPC_OPERAND_PARENS }, + { 0xf8, 8, NULL, NULL, PPC_OPERAND_PARENS }, /* The WS field. */ #define WS EVUIMM_8 + 1 #define WS_MASK (0x7 << 11) - { 3, 11, NULL, NULL, 0 }, + { 0x7, 11, NULL, NULL, 0 }, /* The L field in an mtmsrd or A form instruction. */ #define MTMSRD_L WS + 1 #define A_L MTMSRD_L - { 1, 16, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1, 16, NULL, NULL, PPC_OPERAND_OPTIONAL }, #define RMC A_L + 1 - { 2, 9, NULL, NULL, 0 }, + { 0x3, 9, NULL, NULL, 0 }, #define R RMC + 1 - { 1, 16, NULL, NULL, 0 }, + { 0x1, 16, NULL, NULL, 0 }, #define SP R + 1 - { 2, 19, NULL, NULL, 0 }, + { 0x3, 19, NULL, NULL, 0 }, #define S SP + 1 - { 1, 20, NULL, NULL, 0 }, + { 0x1, 20, NULL, NULL, 0 }, /* SH field starting at bit position 16. */ #define SH16 S + 1 /* The DCM and DGM fields in a Z form instruction. */ #define DCM SH16 #define DGM DCM - { 6, 10, NULL, NULL, 0 }, + { 0x3f, 10, NULL, NULL, 0 }, /* The L field in an X form with the RT field fixed instruction. */ #define XRT_L SH16 + 1 - { 2, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1, 21, NULL, NULL, PPC_OPERAND_OPTIONAL }, /* The EH field in larx instruction. */ #define EH XRT_L + 1 - { 1, 0, NULL, NULL, PPC_OPERAND_OPTIONAL }, + { 0x1, 0, NULL, NULL, PPC_OPERAND_OPTIONAL }, }; +const unsigned int num_powerpc_operands = (sizeof (powerpc_operands) + / sizeof (powerpc_operands[0])); + /* The functions used to insert and extract complicated operands. */ /* The BA field in an XL form instruction when it must be the same as @@ -645,26 +627,6 @@ extract_bba (unsigned long insn, return 0; } -/* The BD field in a B form instruction. The lower two bits are - forced to zero. */ - -static unsigned long -insert_bd (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg ATTRIBUTE_UNUSED) -{ - return insn | (value & 0xfffc); -} - -static long -extract_bd (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return ((insn & 0xfffc) ^ 0x8000) - 0x8000; -} - /* The BD field in a B form instruction when the - modifier is used. This modifier means that the branch is not expected to be taken. For chips built to versions of the architecture prior to version 2 @@ -885,157 +847,6 @@ extract_boe (unsigned long insn, return value & 0x1e; } -/* The DQ field in a DQ form instruction. This is like D, but the - lower four bits are forced to zero. */ - -static unsigned long -insert_dq (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 0xf) != 0) - *errmsg = _("offset not a multiple of 16"); - return insn | (value & 0xfff0); -} - -static long -extract_dq (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return ((insn & 0xfff0) ^ 0x8000) - 0x8000; -} - -static unsigned long -insert_ev2 (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 1) != 0) - *errmsg = _("offset not a multiple of 2"); - if ((value > 62) != 0) - *errmsg = _("offset greater than 62"); - return insn | ((value & 0x3e) << 10); -} - -static long -extract_ev2 (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return (insn >> 10) & 0x3e; -} - -static unsigned long -insert_ev4 (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 3) != 0) - *errmsg = _("offset not a multiple of 4"); - if ((value > 124) != 0) - *errmsg = _("offset greater than 124"); - return insn | ((value & 0x7c) << 9); -} - -static long -extract_ev4 (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return (insn >> 9) & 0x7c; -} - -static unsigned long -insert_ev8 (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 7) != 0) - *errmsg = _("offset not a multiple of 8"); - if ((value > 248) != 0) - *errmsg = _("offset greater than 248"); - return insn | ((value & 0xf8) << 8); -} - -static long -extract_ev8 (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return (insn >> 8) & 0xf8; -} - -/* The DS field in a DS form instruction. This is like D, but the - lower two bits are forced to zero. */ - -static unsigned long -insert_ds (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 3) != 0) - *errmsg = _("offset not a multiple of 4"); - return insn | (value & 0xfffc); -} - -static long -extract_ds (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return ((insn & 0xfffc) ^ 0x8000) - 0x8000; -} - -/* The DE field in a DE form instruction. */ - -static unsigned long -insert_de (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if (value > 2047 || value < -2048) - *errmsg = _("offset not between -2048 and 2047"); - return insn | ((value << 4) & 0xfff0); -} - -static long -extract_de (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return (insn & 0xfff0) >> 4; -} - -/* The DES field in a DES form instruction. */ - -static unsigned long -insert_des (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if (value > 8191 || value < -8192) - *errmsg = _("offset not between -8192 and 8191"); - else if ((value & 3) != 0) - *errmsg = _("offset not a multiple of 4"); - return insn | ((value << 2) & 0xfff0); -} - -static long -extract_des (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return (((insn >> 2) & 0x3ffc) ^ 0x2000) - 0x2000; -} - /* FXM mask in mfcr and mtcrf instructions. */ static unsigned long @@ -1108,28 +919,6 @@ extract_fxm (unsigned long insn, return mask; } -/* The LI field in an I form instruction. The lower two bits are - forced to zero. */ - -static unsigned long -insert_li (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 3) != 0) - *errmsg = _("ignoring least significant bits in branch offset"); - return insn | (value & 0x3fffffc); -} - -static long -extract_li (unsigned long insn, - int dialect ATTRIBUTE_UNUSED, - int *invalid ATTRIBUTE_UNUSED) -{ - return ((insn & 0x3fffffc) ^ 0x2000000) - 0x2000000; -} - /* The MB and ME fields in an M form instruction expressed as a single operand which is itself a bitmask. The extraction function always marks it as invalid, since we never want to recognize an @@ -1241,19 +1030,6 @@ extract_mb6 (unsigned long insn, /* The NB field in an X form instruction. The value 32 is stored as 0. */ -static unsigned long -insert_nb (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if (value < 0 || value > 32) - *errmsg = _("value out of range"); - if (value == 32) - value = 0; - return insn | ((value & 0x1f) << 11); -} - static long extract_nb (unsigned long insn, int dialect ATTRIBUTE_UNUSED, @@ -1376,34 +1152,6 @@ extract_rbs (unsigned long insn, return 0; } -/* The RT field of the DQ form lq instruction, which has special - value restrictions. */ - -static unsigned long -insert_rtq (unsigned long insn, - long value, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 1) != 0) - *errmsg = _("target register operand must be even"); - return insn | ((value & 0x1f) << 21); -} - -/* The RS field of the DS form stq instruction, which has special - value restrictions. */ - -static unsigned long -insert_rsq (unsigned long insn, - long value ATTRIBUTE_UNUSED, - int dialect ATTRIBUTE_UNUSED, - const char **errmsg) -{ - if ((value & 1) != 0) - *errmsg = _("source register operand must be even"); - return insn | ((value & 0x1f) << 21); -} - /* The SH field in an MD form instruction. This is split. */ static unsigned long @@ -1811,7 +1559,7 @@ extract_tbr (unsigned long insn, /* An XFX form instruction with the SPR field filled in except for the SPRG field. */ -#define XSPRG_MASK (XSPR_MASK & ~(0x17 << 16)) +#define XSPRG_MASK (XSPR_MASK & ~(0x1f << 16)) /* An X form instruction with everything filled in except the E field. */ #define XE_MASK (0xffff7fff) @@ -3242,8 +2990,8 @@ const struct powerpc_opcode powerpc_opcodes[] = { { "bcctrl", XLLK(19,528,1), XLBH_MASK, PPCCOM, { BO, BI, BH } }, { "bcc", XLLK(19,528,0), XLBB_MASK, PWRCOM, { BO, BI } }, { "bccl", XLLK(19,528,1), XLBB_MASK, PWRCOM, { BO, BI } }, -{ "bcctre", XLLK(19,529,0), XLYBB_MASK, BOOKE64, { BO, BI } }, -{ "bcctrel", XLLK(19,529,1), XLYBB_MASK, BOOKE64, { BO, BI } }, +{ "bcctre", XLLK(19,529,0), XLBB_MASK, BOOKE64, { BO, BI } }, +{ "bcctrel", XLLK(19,529,1), XLBB_MASK, BOOKE64, { BO, BI } }, { "rlwimi", M(20,0), M_MASK, PPCCOM, { RA,RS,SH,MBE,ME } }, { "rlimi", M(20,0), M_MASK, PWRCOM, { RA,RS,SH,MBE,ME } },