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[/] [openrisc/] [trunk/] [gnu-old/] [binutils-2.18.50/] [opcodes/] [hppa-dis.c] - Rev 816
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/* Disassembler for the PA-RISC. Somewhat derived from sparc-pinsn.c. Copyright 1989, 1990, 1992, 1993, 1994, 1995, 1998, 1999, 2000, 2001, 2003, 2005, 2007 Free Software Foundation, Inc. Contributed by the Center for Software Science at the University of Utah (pa-gdb-bugs@cs.utah.edu). This file is part of the GNU opcodes library. This library 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 3, or (at your option) any later version. It 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. */ #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 fcnv_fixed_names[] = {",w", ",dw", "", ",qw"}; static const char *const fcnv_ufixed_names[] = {",uw", ",udw", "", ",uqw"}; 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)) /* 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 (unsigned reg, disassemble_info *info) { (*info->fprintf_func) (info->stream, reg ? reg_names[reg] : "r0"); } static void fput_fp_reg (unsigned reg, disassemble_info *info) { (*info->fprintf_func) (info->stream, reg ? fp_reg_names[reg] : "fr0"); } static void fput_fp_reg_r (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 (unsigned reg, disassemble_info *info) { (*info->fprintf_func) (info->stream, control_reg[reg]); } /* Print constants with sign. */ static void fput_const (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 (unsigned word) { return GET_FIELD (word, 18, 18) << 2 | GET_FIELD (word, 16, 17); } static int extract_5_load (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 (unsigned word) { return low_sign_extend (word & MASK_5, 5); } /* Extract the immediate field from a break instruction. */ static unsigned extract_5r_store (unsigned word) { return (word & MASK_5); } /* Extract the immediate field from a {sr}sm instruction. */ static unsigned extract_5R_store (unsigned word) { return (word >> 16 & MASK_5); } /* Extract the 10 bit immediate field from a {sr}sm instruction. */ static unsigned extract_10U_store (unsigned word) { return (word >> 16 & MASK_10); } /* Extract the immediate field from a bb instruction. */ static unsigned extract_5Q_store (unsigned word) { return (word >> 21 & MASK_5); } /* Extract an 11 bit immediate field. */ static int extract_11 (unsigned word) { return low_sign_extend (word & MASK_11, 11); } /* Extract a 14 bit immediate field. */ static int extract_14 (unsigned word) { return low_sign_extend (word & MASK_14, 14); } /* Extract a 16 bit immediate field (PA2.0 wide only). */ static int extract_16 (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 (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 (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 (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 (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 (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) { 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': { int space = GET_FIELD (insn, 16, 17); /* Zero means implicit addressing, not use of sr0. */ if (space != 0) (*info->fprintf_func) (info->stream, "sr%d", space); } 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 '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 'M': (*info->fprintf_func) (info->stream, "%s ", short_ldst_compl_names[GET_COMPL (insn)]); break; case 'A': (*info->fprintf_func) (info->stream, "%s ", short_bytes_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': fputs_filtered ("L%", info); 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. */ fputs_filtered ("r1", info); break; case 'Y': /* be,l %sr0,%r31 implicit output. */ fputs_filtered ("sr0,r31", info); 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 '!': fputs_filtered ("sar", info); 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; } case '_': break; /* Dealt with by '{' */ case '{': { int sub = GET_FIELD (insn, 14, 16); int df = GET_FIELD (insn, 17, 18); int sf = GET_FIELD (insn, 19, 20); const char * const * source = float_format_names; const char * const * dest = float_format_names; char *t = ""; if (sub == 4) { fputs_filtered (",UND ", info); break; } if ((sub & 3) == 3) t = ",t"; if ((sub & 3) == 1) source = sub & 4 ? fcnv_ufixed_names : fcnv_fixed_names; if (sub & 2) dest = sub & 4 ? fcnv_ufixed_names : fcnv_fixed_names; (*info->fprintf_func) (info->stream, "%s%s%s ", t, source[sf], dest[df]); 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); switch (cond) { case 0: fputs_filtered (" ", info); break; case 1: fputs_filtered ("acc ", info); break; case 2: fputs_filtered ("rej ", info); break; case 5: fputs_filtered ("acc8 ", info); break; case 6: fputs_filtered ("rej8 ", info); break; case 9: fputs_filtered ("acc6 ", info); break; case 13: fputs_filtered ("acc4 ", info); break; case 17: fputs_filtered ("acc2 ", info); break; default: break; } break; } case 'X': (*info->print_address_func) (memaddr + 8 + extract_22 (insn), info); break; case 'L': fputs_filtered (",rp", info); break; default: (*info->fprintf_func) (info->stream, "%c", *s); break; } } return sizeof (insn); } } (*info->fprintf_func) (info->stream, "#%8x", insn); return sizeof (insn); }