diff options
Diffstat (limited to 'opcodes/hppa-dis.c')
| -rw-r--r-- | opcodes/hppa-dis.c | 1189 |
1 files changed, 0 insertions, 1189 deletions
diff --git a/opcodes/hppa-dis.c b/opcodes/hppa-dis.c deleted file mode 100644 index 6d7c54deb9e..00000000000 --- a/opcodes/hppa-dis.c +++ /dev/null @@ -1,1189 +0,0 @@ -/* Disassembler for the PA-RISC. Somewhat derived from sparc-pinsn.c. - Copyright 1989, 1990, 1992, 1993, 1994, 1995, 1998, 1999, 2000, 2001 - Free Software Foundation, Inc. - - Contributed by the Center for Software Science at the - University of Utah (pa-gdb-bugs@cs.utah.edu). - -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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "sysdep.h" -#include "dis-asm.h" -#include "libhppa.h" -#include "opcode/hppa.h" - -/* Integer register names, indexed by the numbers which appear in the - opcodes. */ -static const char *const reg_names[] = - {"flags", "r1", "rp", "r3", "r4", "r5", "r6", "r7", "r8", "r9", - "r10", "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", - "r20", "r21", "r22", "r23", "r24", "r25", "r26", "dp", "ret0", "ret1", - "sp", "r31"}; - -/* Floating point register names, indexed by the numbers which appear in the - opcodes. */ -static const char *const fp_reg_names[] = - {"fpsr", "fpe2", "fpe4", "fpe6", - "fr4", "fr5", "fr6", "fr7", "fr8", - "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15", - "fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23", - "fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31"}; - -typedef unsigned int CORE_ADDR; - -/* Get at various relevent fields of an instruction word. */ - -#define MASK_5 0x1f -#define MASK_10 0x3ff -#define MASK_11 0x7ff -#define MASK_14 0x3fff -#define MASK_16 0xffff -#define MASK_21 0x1fffff - -/* These macros get bit fields using HP's numbering (MSB = 0) */ - -#define GET_FIELD(X, FROM, TO) \ - ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1)) - -#define GET_BIT(X, WHICH) \ - GET_FIELD (X, WHICH, WHICH) - -/* Some of these have been converted to 2-d arrays because they - consume less storage this way. If the maintenance becomes a - problem, convert them back to const 1-d pointer arrays. */ -static const char *const control_reg[] = { - "rctr", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7", - "pidr1", "pidr2", "ccr", "sar", "pidr3", "pidr4", - "iva", "eiem", "itmr", "pcsq", "pcoq", "iir", "isr", - "ior", "ipsw", "eirr", "tr0", "tr1", "tr2", "tr3", - "tr4", "tr5", "tr6", "tr7" -}; - -static const char *const compare_cond_names[] = { - "", ",=", ",<", ",<=", ",<<", ",<<=", ",sv", ",od", - ",tr", ",<>", ",>=", ",>", ",>>=", ",>>", ",nsv", ",ev" -}; -static const char *const compare_cond_64_names[] = { - "", ",*=", ",*<", ",*<=", ",*<<", ",*<<=", ",*sv", ",*od", - ",*tr", ",*<>", ",*>=", ",*>", ",*>>=", ",*>>", ",*nsv", ",*ev" -}; -static const char *const cmpib_cond_64_names[] = { - ",*<<", ",*=", ",*<", ",*<=", ",*>>=", ",*<>", ",*>=", ",*>" -}; -static const char *const add_cond_names[] = { - "", ",=", ",<", ",<=", ",nuv", ",znv", ",sv", ",od", - ",tr", ",<>", ",>=", ",>", ",uv", ",vnz", ",nsv", ",ev" -}; -static const char *const add_cond_64_names[] = { - "", ",*=", ",*<", ",*<=", ",*nuv", ",*znv", ",*sv", ",*od", - ",*tr", ",*<>", ",*>=", ",*>", ",*uv", ",*vnz", ",*nsv", ",*ev" -}; -static const char *const wide_add_cond_names[] = { - "", ",=", ",<", ",<=", ",nuv", ",*=", ",*<", ",*<=", - ",tr", ",<>", ",>=", ",>", ",uv", ",*<>", ",*>=", ",*>" -}; -static const char *const logical_cond_names[] = { - "", ",=", ",<", ",<=", 0, 0, 0, ",od", - ",tr", ",<>", ",>=", ",>", 0, 0, 0, ",ev"}; -static const char *const logical_cond_64_names[] = { - "", ",*=", ",*<", ",*<=", 0, 0, 0, ",*od", - ",*tr", ",*<>", ",*>=", ",*>", 0, 0, 0, ",*ev"}; -static const char *const unit_cond_names[] = { - "", ",swz", ",sbz", ",shz", ",sdc", ",swc", ",sbc", ",shc", - ",tr", ",nwz", ",nbz", ",nhz", ",ndc", ",nwc", ",nbc", ",nhc" -}; -static const char *const unit_cond_64_names[] = { - "", ",*swz", ",*sbz", ",*shz", ",*sdc", ",*swc", ",*sbc", ",*shc", - ",*tr", ",*nwz", ",*nbz", ",*nhz", ",*ndc", ",*nwc", ",*nbc", ",*nhc" -}; -static const char *const shift_cond_names[] = { - "", ",=", ",<", ",od", ",tr", ",<>", ",>=", ",ev" -}; -static const char *const shift_cond_64_names[] = { - "", ",*=", ",*<", ",*od", ",*tr", ",*<>", ",*>=", ",*ev" -}; -static const char *const bb_cond_64_names[] = { - ",*<", ",*>=" -}; -static const char *const index_compl_names[] = {"", ",m", ",s", ",sm"}; -static const char *const short_ldst_compl_names[] = {"", ",ma", "", ",mb"}; -static const char *const short_bytes_compl_names[] = { - "", ",b,m", ",e", ",e,m" -}; -static const char *const float_format_names[] = {",sgl", ",dbl", "", ",quad"}; -static const char *const float_comp_names[] = -{ - ",false?", ",false", ",?", ",!<=>", ",=", ",=t", ",?=", ",!<>", - ",!?>=", ",<", ",?<", ",!>=", ",!?>", ",<=", ",?<=", ",!>", - ",!?<=", ",>", ",?>", ",!<=", ",!?<", ",>=", ",?>=", ",!<", - ",!?=", ",<>", ",!=", ",!=t", ",!?", ",<=>", ",true?", ",true" -}; -static const char *const signed_unsigned_names[] = {",u", ",s"}; -static const char *const mix_half_names[] = {",l", ",r"}; -static const char *const saturation_names[] = {",us", ",ss", 0, ""}; -static const char *const read_write_names[] = {",r", ",w"}; -static const char *const add_compl_names[] = { 0, "", ",l", ",tsv" }; - -/* For a bunch of different instructions form an index into a - completer name table. */ -#define GET_COMPL(insn) (GET_FIELD (insn, 26, 26) | \ - GET_FIELD (insn, 18, 18) << 1) - -#define GET_COND(insn) (GET_FIELD ((insn), 16, 18) + \ - (GET_FIELD ((insn), 19, 19) ? 8 : 0)) - -static void fput_reg PARAMS ((unsigned int, disassemble_info *)); -static void fput_fp_reg PARAMS ((unsigned int, disassemble_info *)); -static void fput_fp_reg_r PARAMS ((unsigned int, disassemble_info *)); -static void fput_creg PARAMS ((unsigned int, disassemble_info *)); -static void fput_const PARAMS ((unsigned int, disassemble_info *)); -static int extract_3 PARAMS ((unsigned int)); -static int extract_5_load PARAMS ((unsigned int)); -static int extract_5_store PARAMS ((unsigned int)); -static unsigned extract_5r_store PARAMS ((unsigned int)); -static unsigned extract_5R_store PARAMS ((unsigned int)); -static unsigned extract_10U_store PARAMS ((unsigned int)); -static unsigned extract_5Q_store PARAMS ((unsigned int)); -static int extract_11 PARAMS ((unsigned int)); -static int extract_14 PARAMS ((unsigned int)); -static int extract_16 PARAMS ((unsigned int)); -static int extract_21 PARAMS ((unsigned int)); -static int extract_12 PARAMS ((unsigned int)); -static int extract_17 PARAMS ((unsigned int)); -static int extract_22 PARAMS ((unsigned int)); - -/* Utility function to print registers. Put these first, so gcc's function - inlining can do its stuff. */ - -#define fputs_filtered(STR,F) (*info->fprintf_func) (info->stream, "%s", STR) - -static void -fput_reg (reg, info) - unsigned reg; - disassemble_info *info; -{ - (*info->fprintf_func) (info->stream, reg ? reg_names[reg] : "r0"); -} - -static void -fput_fp_reg (reg, info) - unsigned reg; - disassemble_info *info; -{ - (*info->fprintf_func) (info->stream, reg ? fp_reg_names[reg] : "fr0"); -} - -static void -fput_fp_reg_r (reg, info) - unsigned reg; - disassemble_info *info; -{ - /* Special case floating point exception registers. */ - if (reg < 4) - (*info->fprintf_func) (info->stream, "fpe%d", reg * 2 + 1); - else - (*info->fprintf_func) (info->stream, "%sR", reg ? fp_reg_names[reg] - : "fr0"); -} - -static void -fput_creg (reg, info) - unsigned reg; - disassemble_info *info; -{ - (*info->fprintf_func) (info->stream, control_reg[reg]); -} - -/* Print constants with sign. */ - -static void -fput_const (num, info) - unsigned num; - disassemble_info *info; -{ - if ((int)num < 0) - (*info->fprintf_func) (info->stream, "-%x", -(int)num); - else - (*info->fprintf_func) (info->stream, "%x", num); -} - -/* Routines to extract various sized constants out of hppa - instructions. */ - -/* Extract a 3-bit space register number from a be, ble, mtsp or mfsp. */ -static int -extract_3 (word) - unsigned word; -{ - return GET_FIELD (word, 18, 18) << 2 | GET_FIELD (word, 16, 17); -} - -static int -extract_5_load (word) - unsigned word; -{ - return low_sign_extend (word >> 16 & MASK_5, 5); -} - -/* Extract the immediate field from a st{bhw}s instruction. */ -static int -extract_5_store (word) - unsigned word; -{ - return low_sign_extend (word & MASK_5, 5); -} - -/* Extract the immediate field from a break instruction. */ -static unsigned -extract_5r_store (word) - unsigned word; -{ - return (word & MASK_5); -} - -/* Extract the immediate field from a {sr}sm instruction. */ -static unsigned -extract_5R_store (word) - unsigned word; -{ - return (word >> 16 & MASK_5); -} - -/* Extract the 10 bit immediate field from a {sr}sm instruction. */ -static unsigned -extract_10U_store (word) - unsigned word; -{ - return (word >> 16 & MASK_10); -} - -/* Extract the immediate field from a bb instruction. */ -static unsigned -extract_5Q_store (word) - unsigned word; -{ - return (word >> 21 & MASK_5); -} - -/* Extract an 11 bit immediate field. */ -static int -extract_11 (word) - unsigned word; -{ - return low_sign_extend (word & MASK_11, 11); -} - -/* Extract a 14 bit immediate field. */ -static int -extract_14 (word) - unsigned word; -{ - return low_sign_extend (word & MASK_14, 14); -} - -/* Extract a 16 bit immediate field (PA2.0 wide only). */ -static int -extract_16 (word) - unsigned word; -{ - int m15, m0, m1; - m0 = GET_BIT (word, 16); - m1 = GET_BIT (word, 17); - m15 = GET_BIT (word, 31); - word = (word >> 1) & 0x1fff; - word = word | (m15 << 15) | ((m15 ^ m0) << 14) | ((m15 ^ m1) << 13); - return sign_extend (word, 16); -} - -/* Extract a 21 bit constant. */ - -static int -extract_21 (word) - unsigned word; -{ - int val; - - word &= MASK_21; - word <<= 11; - val = GET_FIELD (word, 20, 20); - val <<= 11; - val |= GET_FIELD (word, 9, 19); - val <<= 2; - val |= GET_FIELD (word, 5, 6); - val <<= 5; - val |= GET_FIELD (word, 0, 4); - val <<= 2; - val |= GET_FIELD (word, 7, 8); - return sign_extend (val, 21) << 11; -} - -/* Extract a 12 bit constant from branch instructions. */ - -static int -extract_12 (word) - unsigned word; -{ - return sign_extend (GET_FIELD (word, 19, 28) | - GET_FIELD (word, 29, 29) << 10 | - (word & 0x1) << 11, 12) << 2; -} - -/* Extract a 17 bit constant from branch instructions, returning the - 19 bit signed value. */ - -static int -extract_17 (word) - unsigned word; -{ - return sign_extend (GET_FIELD (word, 19, 28) | - GET_FIELD (word, 29, 29) << 10 | - GET_FIELD (word, 11, 15) << 11 | - (word & 0x1) << 16, 17) << 2; -} - -static int -extract_22 (word) - unsigned word; -{ - return sign_extend (GET_FIELD (word, 19, 28) | - GET_FIELD (word, 29, 29) << 10 | - GET_FIELD (word, 11, 15) << 11 | - GET_FIELD (word, 6, 10) << 16 | - (word & 0x1) << 21, 22) << 2; -} - -/* Print one instruction. */ -int -print_insn_hppa (memaddr, info) - bfd_vma memaddr; - disassemble_info *info; -{ - bfd_byte buffer[4]; - unsigned int insn, i; - - { - int status = - (*info->read_memory_func) (memaddr, buffer, sizeof (buffer), info); - if (status != 0) - { - (*info->memory_error_func) (status, memaddr, info); - return -1; - } - } - - insn = bfd_getb32 (buffer); - - for (i = 0; i < NUMOPCODES; ++i) - { - const struct pa_opcode *opcode = &pa_opcodes[i]; - if ((insn & opcode->mask) == opcode->match) - { - register const char *s; -#ifndef BFD64 - if (opcode->arch == pa20w) - continue; -#endif - (*info->fprintf_func) (info->stream, "%s", opcode->name); - - if (!strchr ("cfCY?-+nHNZFIuv", opcode->args[0])) - (*info->fprintf_func) (info->stream, " "); - for (s = opcode->args; *s != '\0'; ++s) - { - switch (*s) - { - case 'x': - fput_reg (GET_FIELD (insn, 11, 15), info); - break; - case 'a': - case 'b': - fput_reg (GET_FIELD (insn, 6, 10), info); - break; - case '^': - fput_creg (GET_FIELD (insn, 6, 10), info); - break; - case 't': - fput_reg (GET_FIELD (insn, 27, 31), info); - break; - - /* Handle floating point registers. */ - case 'f': - switch (*++s) - { - case 't': - fput_fp_reg (GET_FIELD (insn, 27, 31), info); - break; - case 'T': - if (GET_FIELD (insn, 25, 25)) - fput_fp_reg_r (GET_FIELD (insn, 27, 31), info); - else - fput_fp_reg (GET_FIELD (insn, 27, 31), info); - break; - case 'a': - if (GET_FIELD (insn, 25, 25)) - fput_fp_reg_r (GET_FIELD (insn, 6, 10), info); - else - fput_fp_reg (GET_FIELD (insn, 6, 10), info); - break; - - /* 'fA' will not generate a space before the regsiter - name. Normally that is fine. Except that it - causes problems with xmpyu which has no FP format - completer. */ - case 'X': - fputs_filtered (" ", info); - - /* FALLTHRU */ - - case 'A': - if (GET_FIELD (insn, 24, 24)) - fput_fp_reg_r (GET_FIELD (insn, 6, 10), info); - else - fput_fp_reg (GET_FIELD (insn, 6, 10), info); - - break; - case 'b': - if (GET_FIELD (insn, 25, 25)) - fput_fp_reg_r (GET_FIELD (insn, 11, 15), info); - else - fput_fp_reg (GET_FIELD (insn, 11, 15), info); - break; - case 'B': - if (GET_FIELD (insn, 19, 19)) - fput_fp_reg_r (GET_FIELD (insn, 11, 15), info); - else - fput_fp_reg (GET_FIELD (insn, 11, 15), info); - break; - case 'C': - { - int reg = GET_FIELD (insn, 21, 22); - reg |= GET_FIELD (insn, 16, 18) << 2; - if (GET_FIELD (insn, 23, 23) != 0) - fput_fp_reg_r (reg, info); - else - fput_fp_reg (reg, info); - break; - } - case 'i': - { - int reg = GET_FIELD (insn, 6, 10); - - reg |= (GET_FIELD (insn, 26, 26) << 4); - fput_fp_reg (reg, info); - break; - } - case 'j': - { - int reg = GET_FIELD (insn, 11, 15); - - reg |= (GET_FIELD (insn, 26, 26) << 4); - fput_fp_reg (reg, info); - break; - } - case 'k': - { - int reg = GET_FIELD (insn, 27, 31); - - reg |= (GET_FIELD (insn, 26, 26) << 4); - fput_fp_reg (reg, info); - break; - } - case 'l': - { - int reg = GET_FIELD (insn, 21, 25); - - reg |= (GET_FIELD (insn, 26, 26) << 4); - fput_fp_reg (reg, info); - break; - } - case 'm': - { - int reg = GET_FIELD (insn, 16, 20); - - reg |= (GET_FIELD (insn, 26, 26) << 4); - fput_fp_reg (reg, info); - break; - } - - /* 'fe' will not generate a space before the register - name. Normally that is fine. Except that it - causes problems with fstw fe,y(b) which has no FP - format completer. */ - case 'E': - fputs_filtered (" ", info); - - /* FALLTHRU */ - - case 'e': - if (GET_FIELD (insn, 30, 30)) - fput_fp_reg_r (GET_FIELD (insn, 11, 15), info); - else - fput_fp_reg (GET_FIELD (insn, 11, 15), info); - break; - case 'x': - fput_fp_reg (GET_FIELD (insn, 11, 15), info); - break; - } - break; - - case '5': - fput_const (extract_5_load (insn), info); - break; - case 's': - (*info->fprintf_func) (info->stream, - "sr%d", GET_FIELD (insn, 16, 17)); - break; - - case 'S': - (*info->fprintf_func) (info->stream, "sr%d", extract_3 (insn)); - break; - - /* Handle completers. */ - case 'c': - switch (*++s) - { - case 'x': - (*info->fprintf_func) (info->stream, "%s ", - index_compl_names[GET_COMPL (insn)]); - break; - case 'm': - (*info->fprintf_func) (info->stream, "%s ", - short_ldst_compl_names[GET_COMPL (insn)]); - break; - case 's': - (*info->fprintf_func) (info->stream, "%s ", - short_bytes_compl_names[GET_COMPL (insn)]); - break; - case 'c': - case 'C': - switch (GET_FIELD (insn, 20, 21)) - { - case 1: - (*info->fprintf_func) (info->stream, ",bc "); - break; - case 2: - (*info->fprintf_func) (info->stream, ",sl "); - break; - default: - (*info->fprintf_func) (info->stream, " "); - } - break; - case 'd': - switch (GET_FIELD (insn, 20, 21)) - { - case 1: - (*info->fprintf_func) (info->stream, ",co "); - break; - default: - (*info->fprintf_func) (info->stream, " "); - } - break; - case 'o': - (*info->fprintf_func) (info->stream, ",o"); - break; - case 'g': - (*info->fprintf_func) (info->stream, ",gate"); - break; - case 'p': - (*info->fprintf_func) (info->stream, ",l,push"); - break; - case 'P': - (*info->fprintf_func) (info->stream, ",pop"); - break; - case 'l': - case 'L': - (*info->fprintf_func) (info->stream, ",l"); - break; - case 'w': - (*info->fprintf_func) (info->stream, "%s ", - read_write_names[GET_FIELD (insn, 25, 25)]); - break; - case 'W': - (*info->fprintf_func) (info->stream, ",w"); - break; - case 'r': - if (GET_FIELD (insn, 23, 26) == 5) - (*info->fprintf_func) (info->stream, ",r"); - break; - case 'Z': - if (GET_FIELD (insn, 26, 26)) - (*info->fprintf_func) (info->stream, ",m "); - else - (*info->fprintf_func) (info->stream, " "); - break; - case 'i': - if (GET_FIELD (insn, 25, 25)) - (*info->fprintf_func) (info->stream, ",i"); - break; - case 'z': - if (!GET_FIELD (insn, 21, 21)) - (*info->fprintf_func) (info->stream, ",z"); - break; - case 'a': - (*info->fprintf_func) - (info->stream, "%s", add_compl_names[GET_FIELD - (insn, 20, 21)]); - break; - case 'Y': - (*info->fprintf_func) - (info->stream, ",dc%s", add_compl_names[GET_FIELD - (insn, 20, 21)]); - break; - case 'y': - (*info->fprintf_func) - (info->stream, ",c%s", add_compl_names[GET_FIELD - (insn, 20, 21)]); - break; - case 'v': - if (GET_FIELD (insn, 20, 20)) - (*info->fprintf_func) (info->stream, ",tsv"); - break; - case 't': - (*info->fprintf_func) (info->stream, ",tc"); - if (GET_FIELD (insn, 20, 20)) - (*info->fprintf_func) (info->stream, ",tsv"); - break; - case 'B': - (*info->fprintf_func) (info->stream, ",db"); - if (GET_FIELD (insn, 20, 20)) - (*info->fprintf_func) (info->stream, ",tsv"); - break; - case 'b': - (*info->fprintf_func) (info->stream, ",b"); - if (GET_FIELD (insn, 20, 20)) - (*info->fprintf_func) (info->stream, ",tsv"); - break; - case 'T': - if (GET_FIELD (insn, 25, 25)) - (*info->fprintf_func) (info->stream, ",tc"); - break; - case 'S': - /* EXTRD/W has a following condition. */ - if (*(s + 1) == '?') - (*info->fprintf_func) - (info->stream, "%s", signed_unsigned_names[GET_FIELD - (insn, 21, 21)]); - else - (*info->fprintf_func) - (info->stream, "%s ", signed_unsigned_names[GET_FIELD - (insn, 21, 21)]); - break; - case 'h': - (*info->fprintf_func) - (info->stream, "%s", mix_half_names[GET_FIELD - (insn, 17, 17)]); - break; - case 'H': - (*info->fprintf_func) - (info->stream, "%s", saturation_names[GET_FIELD - (insn, 24, 25)]); - break; - case '*': - (*info->fprintf_func) - (info->stream, ",%d%d%d%d ", - GET_FIELD (insn, 17, 18), GET_FIELD (insn, 20, 21), - GET_FIELD (insn, 22, 23), GET_FIELD (insn, 24, 25)); - break; - - case 'q': - { - int m, a; - - m = GET_FIELD (insn, 28, 28); - a = GET_FIELD (insn, 29, 29); - - if (m && !a) - fputs_filtered (",ma ", info); - else if (m && a) - fputs_filtered (",mb ", info); - else - fputs_filtered (" ", info); - break; - } - - case 'J': - { - int opc = GET_FIELD (insn, 0, 5); - - if (opc == 0x16 || opc == 0x1e) - { - if (GET_FIELD (insn, 29, 29) == 0) - fputs_filtered (",ma ", info); - else - fputs_filtered (",mb ", info); - } - else - fputs_filtered (" ", info); - break; - } - - case 'e': - { - int opc = GET_FIELD (insn, 0, 5); - - if (opc == 0x13 || opc == 0x1b) - { - if (GET_FIELD (insn, 18, 18) == 1) - fputs_filtered (",mb ", info); - else - fputs_filtered (",ma ", info); - } - else if (opc == 0x17 || opc == 0x1f) - { - if (GET_FIELD (insn, 31, 31) == 1) - fputs_filtered (",ma ", info); - else - fputs_filtered (",mb ", info); - } - else - fputs_filtered (" ", info); - - break; - } - } - break; - - /* Handle conditions. */ - case '?': - { - s++; - switch (*s) - { - case 'f': - (*info->fprintf_func) (info->stream, "%s ", - float_comp_names[GET_FIELD - (insn, 27, 31)]); - break; - - /* these four conditions are for the set of instructions - which distinguish true/false conditions by opcode - rather than by the 'f' bit (sigh): comb, comib, - addb, addib */ - case 't': - fputs_filtered (compare_cond_names[GET_FIELD (insn, 16, 18)], - info); - break; - case 'n': - fputs_filtered (compare_cond_names[GET_FIELD (insn, 16, 18) - + GET_FIELD (insn, 4, 4) * 8], info); - break; - case 'N': - fputs_filtered (compare_cond_64_names[GET_FIELD (insn, 16, 18) - + GET_FIELD (insn, 2, 2) * 8], info); - break; - case 'Q': - fputs_filtered (cmpib_cond_64_names[GET_FIELD (insn, 16, 18)], - info); - break; - case '@': - fputs_filtered (add_cond_names[GET_FIELD (insn, 16, 18) - + GET_FIELD (insn, 4, 4) * 8], info); - break; - case 's': - (*info->fprintf_func) (info->stream, "%s ", - compare_cond_names[GET_COND (insn)]); - break; - case 'S': - (*info->fprintf_func) (info->stream, "%s ", - compare_cond_64_names[GET_COND (insn)]); - break; - case 'a': - (*info->fprintf_func) (info->stream, "%s ", - add_cond_names[GET_COND (insn)]); - break; - case 'A': - (*info->fprintf_func) (info->stream, "%s ", - add_cond_64_names[GET_COND (insn)]); - break; - case 'd': - (*info->fprintf_func) (info->stream, "%s", - add_cond_names[GET_FIELD (insn, 16, 18)]); - break; - - case 'W': - (*info->fprintf_func) - (info->stream, "%s", - wide_add_cond_names[GET_FIELD (insn, 16, 18) + - GET_FIELD (insn, 4, 4) * 8]); - break; - - case 'l': - (*info->fprintf_func) (info->stream, "%s ", - logical_cond_names[GET_COND (insn)]); - break; - case 'L': - (*info->fprintf_func) (info->stream, "%s ", - logical_cond_64_names[GET_COND (insn)]); - break; - case 'u': - (*info->fprintf_func) (info->stream, "%s ", - unit_cond_names[GET_COND (insn)]); - break; - case 'U': - (*info->fprintf_func) (info->stream, "%s ", - unit_cond_64_names[GET_COND (insn)]); - break; - case 'y': - case 'x': - case 'b': - (*info->fprintf_func) - (info->stream, "%s", - shift_cond_names[GET_FIELD (insn, 16, 18)]); - - /* If the next character in args is 'n', it will handle - putting out the space. */ - if (s[1] != 'n') - (*info->fprintf_func) (info->stream, " "); - break; - case 'X': - (*info->fprintf_func) (info->stream, "%s ", - shift_cond_64_names[GET_FIELD (insn, 16, 18)]); - break; - case 'B': - (*info->fprintf_func) - (info->stream, "%s", - bb_cond_64_names[GET_FIELD (insn, 16, 16)]); - - /* If the next character in args is 'n', it will handle - putting out the space. */ - if (s[1] != 'n') - (*info->fprintf_func) (info->stream, " "); - break; - } - break; - } - - case 'V': - fput_const (extract_5_store (insn), info); - break; - case 'r': - fput_const (extract_5r_store (insn), info); - break; - case 'R': - fput_const (extract_5R_store (insn), info); - break; - case 'U': - fput_const (extract_10U_store (insn), info); - break; - case 'B': - case 'Q': - fput_const (extract_5Q_store (insn), info); - break; - case 'i': - fput_const (extract_11 (insn), info); - break; - case 'j': - fput_const (extract_14 (insn), info); - break; - case 'k': - fput_const (extract_21 (insn), info); - break; - case '<': - case 'l': - /* 16-bit long disp., PA2.0 wide only. */ - fput_const (extract_16 (insn), info); - break; - case 'n': - if (insn & 0x2) - (*info->fprintf_func) (info->stream, ",n "); - else - (*info->fprintf_func) (info->stream, " "); - break; - case 'N': - if ((insn & 0x20) && s[1]) - (*info->fprintf_func) (info->stream, ",n "); - else if (insn & 0x20) - (*info->fprintf_func) (info->stream, ",n"); - else if (s[1]) - (*info->fprintf_func) (info->stream, " "); - break; - case 'w': - (*info->print_address_func) (memaddr + 8 + extract_12 (insn), - info); - break; - case 'W': - /* 17 bit PC-relative branch. */ - (*info->print_address_func) ((memaddr + 8 - + extract_17 (insn)), - info); - break; - case 'z': - /* 17 bit displacement. This is an offset from a register - so it gets disasssembled as just a number, not any sort - of address. */ - fput_const (extract_17 (insn), info); - break; - - case 'Z': - /* addil %r1 implicit output. */ - (*info->fprintf_func) (info->stream, "%%r1"); - break; - - case 'Y': - /* be,l %sr0,%r31 implicit output. */ - (*info->fprintf_func) (info->stream, "%%sr0,%%r31"); - break; - - case '@': - (*info->fprintf_func) (info->stream, "0"); - break; - - case '.': - (*info->fprintf_func) (info->stream, "%d", - GET_FIELD (insn, 24, 25)); - break; - case '*': - (*info->fprintf_func) (info->stream, "%d", - GET_FIELD (insn, 22, 25)); - break; - case '!': - (*info->fprintf_func) (info->stream, "%%sar"); - break; - case 'p': - (*info->fprintf_func) (info->stream, "%d", - 31 - GET_FIELD (insn, 22, 26)); - break; - case '~': - { - int num; - num = GET_FIELD (insn, 20, 20) << 5; - num |= GET_FIELD (insn, 22, 26); - (*info->fprintf_func) (info->stream, "%d", 63 - num); - break; - } - case 'P': - (*info->fprintf_func) (info->stream, "%d", - GET_FIELD (insn, 22, 26)); - break; - case 'q': - { - int num; - num = GET_FIELD (insn, 20, 20) << 5; - num |= GET_FIELD (insn, 22, 26); - (*info->fprintf_func) (info->stream, "%d", num); - break; - } - case 'T': - (*info->fprintf_func) (info->stream, "%d", - 32 - GET_FIELD (insn, 27, 31)); - break; - case '%': - { - int num; - num = (GET_FIELD (insn, 23, 23) + 1) * 32; - num -= GET_FIELD (insn, 27, 31); - (*info->fprintf_func) (info->stream, "%d", num); - break; - } - case '|': - { - int num; - num = (GET_FIELD (insn, 19, 19) + 1) * 32; - num -= GET_FIELD (insn, 27, 31); - (*info->fprintf_func) (info->stream, "%d", num); - break; - } - case '$': - fput_const (GET_FIELD (insn, 20, 28), info); - break; - case 'A': - fput_const (GET_FIELD (insn, 6, 18), info); - break; - case 'D': - fput_const (GET_FIELD (insn, 6, 31), info); - break; - case 'v': - (*info->fprintf_func) (info->stream, ",%d", GET_FIELD (insn, 23, 25)); - break; - case 'O': - fput_const ((GET_FIELD (insn, 6,20) << 5 | - GET_FIELD (insn, 27, 31)), info); - break; - case 'o': - fput_const (GET_FIELD (insn, 6, 20), info); - break; - case '2': - fput_const ((GET_FIELD (insn, 6, 22) << 5 | - GET_FIELD (insn, 27, 31)), info); - break; - case '1': - fput_const ((GET_FIELD (insn, 11, 20) << 5 | - GET_FIELD (insn, 27, 31)), info); - break; - case '0': - fput_const ((GET_FIELD (insn, 16, 20) << 5 | - GET_FIELD (insn, 27, 31)), info); - break; - case 'u': - (*info->fprintf_func) (info->stream, ",%d", GET_FIELD (insn, 23, 25)); - break; - case 'F': - /* if no destination completer and not before a completer - for fcmp, need a space here */ - if (s[1] == 'G' || s[1] == '?') - fputs_filtered (float_format_names[GET_FIELD (insn, 19, 20)], - info); - else - (*info->fprintf_func) (info->stream, "%s ", - float_format_names[GET_FIELD - (insn, 19, 20)]); - break; - case 'G': - (*info->fprintf_func) (info->stream, "%s ", - float_format_names[GET_FIELD (insn, - 17, 18)]); - break; - case 'H': - if (GET_FIELD (insn, 26, 26) == 1) - (*info->fprintf_func) (info->stream, "%s ", - float_format_names[0]); - else - (*info->fprintf_func) (info->stream, "%s ", - float_format_names[1]); - break; - case 'I': - /* if no destination completer and not before a completer - for fcmp, need a space here */ - if (s[1] == '?') - fputs_filtered (float_format_names[GET_FIELD (insn, 20, 20)], - info); - else - (*info->fprintf_func) (info->stream, "%s ", - float_format_names[GET_FIELD - (insn, 20, 20)]); - break; - - case 'J': - fput_const (extract_14 (insn), info); - break; - - case '#': - { - int sign = GET_FIELD (insn, 31, 31); - int imm10 = GET_FIELD (insn, 18, 27); - int disp; - - if (sign) - disp = (-1 << 10) | imm10; - else - disp = imm10; - - disp <<= 3; - fput_const (disp, info); - break; - } - case 'K': - case 'd': - { - int sign = GET_FIELD (insn, 31, 31); - int imm11 = GET_FIELD (insn, 18, 28); - int disp; - - if (sign) - disp = (-1 << 11) | imm11; - else - disp = imm11; - - disp <<= 2; - fput_const (disp, info); - break; - } - - case '>': - case 'y': - { - /* 16-bit long disp., PA2.0 wide only. */ - int disp = extract_16 (insn); - disp &= ~3; - fput_const (disp, info); - break; - } - - case '&': - { - /* 16-bit long disp., PA2.0 wide only. */ - int disp = extract_16 (insn); - disp &= ~7; - fput_const (disp, info); - break; - } - - /* ?!? FIXME */ - case '_': - case '{': - fputs_filtered ("Disassembler botch.\n", info); - break; - - case 'm': - { - int y = GET_FIELD (insn, 16, 18); - - if (y != 1) - fput_const ((y ^ 1) - 1, info); - } - break; - - case 'h': - { - int cbit; - - cbit = GET_FIELD (insn, 16, 18); - - if (cbit > 0) - (*info->fprintf_func) (info->stream, ",%d", cbit - 1); - break; - } - - case '=': - { - int cond = GET_FIELD (insn, 27, 31); - - if (cond == 0) - fputs_filtered (" ", info); - else if (cond == 1) - fputs_filtered ("acc ", info); - else if (cond == 2) - fputs_filtered ("rej ", info); - else if (cond == 5) - fputs_filtered ("acc8 ", info); - else if (cond == 6) - fputs_filtered ("rej8 ", info); - else if (cond == 9) - fputs_filtered ("acc6 ", info); - else if (cond == 13) - fputs_filtered ("acc4 ", info); - else if (cond == 17) - fputs_filtered ("acc2 ", info); - break; - } - - case 'X': - (*info->print_address_func) ((memaddr + 8 - + extract_22 (insn)), - info); - break; - case 'L': - fputs_filtered (",%r2", info); - break; - default: - (*info->fprintf_func) (info->stream, "%c", *s); - break; - } - } - return sizeof(insn); - } - } - (*info->fprintf_func) (info->stream, "#%8x", insn); - return sizeof(insn); -} |