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- /* Fujitsu FRV opcode support, for GNU Binutils. -*- C -*-
- Copyright 2000, 2001, 2003, 2004, 2005, 2007, 2009
- Free Software Foundation, Inc.
- Contributed by Red Hat Inc; developed under contract from Fujitsu.
- This file is part of the GNU Binutils.
- 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 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- /* This file is an addendum to frv.cpu. Heavy use of C code isn't
- appropriate in .cpu files, so it resides here. This especially applies
- to assembly/disassembly where parsing/printing can be quite involved.
- Such things aren't really part of the specification of the cpu, per se,
- so .cpu files provide the general framework and .opc files handle the
- nitty-gritty details as necessary.
- Each section is delimited with start and end markers.
- <arch>-opc.h additions use: "-- opc.h"
- <arch>-opc.c additions use: "-- opc.c"
- <arch>-asm.c additions use: "-- asm.c"
- <arch>-dis.c additions use: "-- dis.c"
- <arch>-ibd.h additions use: "-- ibd.h". */
- /* -- opc.h */
- #undef CGEN_DIS_HASH_SIZE
- #define CGEN_DIS_HASH_SIZE 128
- #undef CGEN_DIS_HASH
- #define CGEN_DIS_HASH(buffer, value) (((value) >> 18) & 127)
- /* Allows reason codes to be output when assembler errors occur. */
- #define CGEN_VERBOSE_ASSEMBLER_ERRORS
- /* Vliw support. */
- #define FRV_VLIW_SIZE 8 /* fr550 has largest vliw size of 8. */
- #define PAD_VLIW_COMBO ,UNIT_NIL,UNIT_NIL,UNIT_NIL,UNIT_NIL
- typedef CGEN_ATTR_VALUE_ENUM_TYPE VLIW_COMBO[FRV_VLIW_SIZE];
- typedef struct
- {
- int next_slot;
- int constraint_violation;
- unsigned long mach;
- unsigned long elf_flags;
- CGEN_ATTR_VALUE_ENUM_TYPE * unit_mapping;
- VLIW_COMBO * current_vliw;
- CGEN_ATTR_VALUE_ENUM_TYPE major[FRV_VLIW_SIZE];
- const CGEN_INSN * insn[FRV_VLIW_SIZE];
- } FRV_VLIW;
- int frv_is_branch_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
- int frv_is_float_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
- int frv_is_media_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
- int frv_is_branch_insn (const CGEN_INSN *);
- int frv_is_float_insn (const CGEN_INSN *);
- int frv_is_media_insn (const CGEN_INSN *);
- void frv_vliw_reset (FRV_VLIW *, unsigned long, unsigned long);
- int frv_vliw_add_insn (FRV_VLIW *, const CGEN_INSN *);
- int spr_valid (long);
- /* -- */
- /* -- opc.c */
- #include "elf/frv.h"
- #include <stdio.h>
- /* DEBUG appears below as argument of OP macro. */
- #undef DEBUG
- /* Returns TRUE if {MAJOR,MACH} is a major branch of the FRV
- development tree. */
- bfd_boolean
- frv_is_branch_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
- {
- switch (mach)
- {
- case bfd_mach_fr400:
- if (major >= FR400_MAJOR_B_1 && major <= FR400_MAJOR_B_6)
- return TRUE;
- break;
- case bfd_mach_fr450:
- if (major >= FR450_MAJOR_B_1 && major <= FR450_MAJOR_B_6)
- return TRUE;
- break;
- default:
- if (major >= FR500_MAJOR_B_1 && major <= FR500_MAJOR_B_6)
- return TRUE;
- break;
- }
- return FALSE;
- }
- /* Returns TRUE if {MAJOR,MACH} supports floating point insns. */
- bfd_boolean
- frv_is_float_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
- {
- switch (mach)
- {
- case bfd_mach_fr400:
- case bfd_mach_fr450:
- return FALSE;
- default:
- if (major >= FR500_MAJOR_F_1 && major <= FR500_MAJOR_F_8)
- return TRUE;
- break;
- }
- return FALSE;
- }
- /* Returns TRUE if {MAJOR,MACH} supports media insns. */
- bfd_boolean
- frv_is_media_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
- {
- switch (mach)
- {
- case bfd_mach_fr400:
- if (major >= FR400_MAJOR_M_1 && major <= FR400_MAJOR_M_2)
- return TRUE;
- break;
- case bfd_mach_fr450:
- if (major >= FR450_MAJOR_M_1 && major <= FR450_MAJOR_M_6)
- return TRUE;
- break;
- default:
- if (major >= FR500_MAJOR_M_1 && major <= FR500_MAJOR_M_8)
- return TRUE;
- break;
- }
- return FALSE;
- }
- bfd_boolean
- frv_is_branch_insn (const CGEN_INSN *insn)
- {
- if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
- bfd_mach_fr400))
- return TRUE;
- if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
- bfd_mach_fr450))
- return TRUE;
- if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
- bfd_mach_fr500))
- return TRUE;
- return FALSE;
- }
- bfd_boolean
- frv_is_float_insn (const CGEN_INSN *insn)
- {
- if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
- bfd_mach_fr400))
- return TRUE;
- if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
- bfd_mach_fr450))
- return TRUE;
- if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
- bfd_mach_fr500))
- return TRUE;
- return FALSE;
- }
- bfd_boolean
- frv_is_media_insn (const CGEN_INSN *insn)
- {
- if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
- bfd_mach_fr400))
- return TRUE;
- if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
- bfd_mach_fr450))
- return TRUE;
- if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
- bfd_mach_fr500))
- return TRUE;
- return FALSE;
- }
- /* This table represents the allowable packing for vliw insns for the fr400.
- The fr400 has only 2 vliw slots. Represent this by not allowing any insns
- in the extra slots.
- Subsets of any given row are also allowed. */
- static VLIW_COMBO fr400_allowed_vliw[] =
- {
- /* slot0 slot1 slot2 slot3 */
- { UNIT_I0, UNIT_I1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_FM0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_B0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_FM0, UNIT_FM1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_FM0, UNIT_B0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_B0, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO }
- };
- /* This table represents the allowable packing for vliw insns for the fr500.
- The fr500 has only 4 vliw slots. Represent this by not allowing any insns
- in the extra slots.
- Subsets of any given row are also allowed. */
- static VLIW_COMBO fr500_allowed_vliw[] =
- {
- /* slot0 slot1 slot2 slot3 */
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1 PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_B0 PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_B0 PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_FM0, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_I1, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
- { UNIT_I0, UNIT_B0, UNIT_B1, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
- { UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
- { UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO }
- };
- /* This table represents the allowable packing for vliw insns for the fr550.
- Subsets of any given row are also allowed. */
- static VLIW_COMBO fr550_allowed_vliw[] =
- {
- /* slot0 slot1 slot2 slot3 slot4 slot5 slot6 slot7 */
- { UNIT_I0, UNIT_I1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_I1, UNIT_I2, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_I1, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_I3, UNIT_FM3 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_I3, UNIT_B0 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_FM3, UNIT_B0 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_B0, UNIT_B1 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_B0, UNIT_B1, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1 },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_I2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_I0, UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
- { UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
- { UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL }
- };
- /* Some insns are assigned specialized implementation units which map to
- different actual implementation units on different machines. These
- tables perform that mapping. */
- static CGEN_ATTR_VALUE_ENUM_TYPE fr400_unit_mapping[] =
- {
- /* unit in insn actual unit */
- /* NIL */ UNIT_NIL,
- /* I0 */ UNIT_I0,
- /* I1 */ UNIT_I1,
- /* I01 */ UNIT_I01,
- /* I2 */ UNIT_NIL, /* no I2 or I3 unit */
- /* I3 */ UNIT_NIL,
- /* IALL */ UNIT_I01, /* only I0 and I1 units */
- /* FM0 */ UNIT_FM0,
- /* FM1 */ UNIT_FM1,
- /* FM01 */ UNIT_FM01,
- /* FM2 */ UNIT_NIL, /* no F2 or M2 units */
- /* FM3 */ UNIT_NIL, /* no F3 or M3 units */
- /* FMALL */ UNIT_FM01,/* Only F0,F1,M0,M1 units */
- /* FMLOW */ UNIT_FM0, /* Only F0,M0 units */
- /* B0 */ UNIT_B0, /* branches only in B0 unit. */
- /* B1 */ UNIT_B0,
- /* B01 */ UNIT_B0,
- /* C */ UNIT_C,
- /* MULT-DIV */ UNIT_I0, /* multiply and divide only in I0 unit. */
- /* IACC */ UNIT_I01, /* iacc multiply in I0 or I1 unit. */
- /* LOAD */ UNIT_I0, /* load only in I0 unit. */
- /* STORE */ UNIT_I0, /* store only in I0 unit. */
- /* SCAN */ UNIT_I0, /* scan only in I0 unit. */
- /* DCPL */ UNIT_C, /* dcpl only in C unit. */
- /* MDUALACC */ UNIT_FM0, /* media dual acc insn only in FM0 unit. */
- /* MDCUTSSI */ UNIT_FM0, /* mdcutssi only in FM0 unit. */
- /* MCLRACC-1*/ UNIT_FM0 /* mclracc,A==1 insn only in FM0 unit. */
- };
- /* Some insns are assigned specialized implementation units which map to
- different actual implementation units on different machines. These
- tables perform that mapping. */
- static CGEN_ATTR_VALUE_ENUM_TYPE fr450_unit_mapping[] =
- {
- /* unit in insn actual unit */
- /* NIL */ UNIT_NIL,
- /* I0 */ UNIT_I0,
- /* I1 */ UNIT_I1,
- /* I01 */ UNIT_I01,
- /* I2 */ UNIT_NIL, /* no I2 or I3 unit */
- /* I3 */ UNIT_NIL,
- /* IALL */ UNIT_I01, /* only I0 and I1 units */
- /* FM0 */ UNIT_FM0,
- /* FM1 */ UNIT_FM1,
- /* FM01 */ UNIT_FM01,
- /* FM2 */ UNIT_NIL, /* no F2 or M2 units */
- /* FM3 */ UNIT_NIL, /* no F3 or M3 units */
- /* FMALL */ UNIT_FM01,/* Only F0,F1,M0,M1 units */
- /* FMLOW */ UNIT_FM0, /* Only F0,M0 units */
- /* B0 */ UNIT_B0, /* branches only in B0 unit. */
- /* B1 */ UNIT_B0,
- /* B01 */ UNIT_B0,
- /* C */ UNIT_C,
- /* MULT-DIV */ UNIT_I0, /* multiply and divide only in I0 unit. */
- /* IACC */ UNIT_I01, /* iacc multiply in I0 or I1 unit. */
- /* LOAD */ UNIT_I0, /* load only in I0 unit. */
- /* STORE */ UNIT_I0, /* store only in I0 unit. */
- /* SCAN */ UNIT_I0, /* scan only in I0 unit. */
- /* DCPL */ UNIT_I0, /* dcpl only in I0 unit. */
- /* MDUALACC */ UNIT_FM0, /* media dual acc insn only in FM0 unit. */
- /* MDCUTSSI */ UNIT_FM01, /* mdcutssi in FM0 or FM1. */
- /* MCLRACC-1*/ UNIT_FM0 /* mclracc,A==1 insn only in FM0 unit. */
- };
- static CGEN_ATTR_VALUE_ENUM_TYPE fr500_unit_mapping[] =
- {
- /* unit in insn actual unit */
- /* NIL */ UNIT_NIL,
- /* I0 */ UNIT_I0,
- /* I1 */ UNIT_I1,
- /* I01 */ UNIT_I01,
- /* I2 */ UNIT_NIL, /* no I2 or I3 unit */
- /* I3 */ UNIT_NIL,
- /* IALL */ UNIT_I01, /* only I0 and I1 units */
- /* FM0 */ UNIT_FM0,
- /* FM1 */ UNIT_FM1,
- /* FM01 */ UNIT_FM01,
- /* FM2 */ UNIT_NIL, /* no F2 or M2 units */
- /* FM3 */ UNIT_NIL, /* no F3 or M2 units */
- /* FMALL */ UNIT_FM01,/* Only F0,F1,M0,M1 units */
- /* FMLOW */ UNIT_FM0, /* Only F0,M0 units */
- /* B0 */ UNIT_B0,
- /* B1 */ UNIT_B1,
- /* B01 */ UNIT_B01,
- /* C */ UNIT_C,
- /* MULT-DIV */ UNIT_I01, /* multiply and divide in I0 or I1 unit. */
- /* IACC */ UNIT_NIL, /* iacc multiply not implemented */
- /* LOAD */ UNIT_I01, /* load in I0 or I1 unit. */
- /* STORE */ UNIT_I0, /* store only in I0 unit. */
- /* SCAN */ UNIT_I01, /* scan in I0 or I1 unit. */
- /* DCPL */ UNIT_C, /* dcpl only in C unit. */
- /* MDUALACC */ UNIT_FM0, /* media dual acc insn only in FM0 unit. */
- /* MDCUTSSI */ UNIT_FM0, /* mdcutssi only in FM0 unit. */
- /* MCLRACC-1*/ UNIT_FM01 /* mclracc,A==1 in FM0 or FM1 unit. */
- };
- static CGEN_ATTR_VALUE_ENUM_TYPE fr550_unit_mapping[] =
- {
- /* unit in insn actual unit */
- /* NIL */ UNIT_NIL,
- /* I0 */ UNIT_I0,
- /* I1 */ UNIT_I1,
- /* I01 */ UNIT_I01,
- /* I2 */ UNIT_I2,
- /* I3 */ UNIT_I3,
- /* IALL */ UNIT_IALL,
- /* FM0 */ UNIT_FM0,
- /* FM1 */ UNIT_FM1,
- /* FM01 */ UNIT_FM01,
- /* FM2 */ UNIT_FM2,
- /* FM3 */ UNIT_FM3,
- /* FMALL */ UNIT_FMALL,
- /* FMLOW */ UNIT_FM01, /* Only F0,F1,M0,M1 units */
- /* B0 */ UNIT_B0,
- /* B1 */ UNIT_B1,
- /* B01 */ UNIT_B01,
- /* C */ UNIT_C,
- /* MULT-DIV */ UNIT_I01, /* multiply and divide in I0 or I1 unit. */
- /* IACC */ UNIT_NIL, /* iacc multiply not implemented. */
- /* LOAD */ UNIT_I01, /* load in I0 or I1 unit. */
- /* STORE */ UNIT_I01, /* store in I0 or I1 unit. */
- /* SCAN */ UNIT_IALL, /* scan in any integer unit. */
- /* DCPL */ UNIT_I0, /* dcpl only in I0 unit. */
- /* MDUALACC */ UNIT_FMALL,/* media dual acc insn in all media units */
- /* MDCUTSSI */ UNIT_FM01, /* mdcutssi in FM0 or FM1 unit. */
- /* MCLRACC-1*/ UNIT_FM01 /* mclracc,A==1 in FM0 or FM1 unit. */
- };
- void
- frv_vliw_reset (FRV_VLIW *vliw, unsigned long mach, unsigned long elf_flags)
- {
- vliw->next_slot = 0;
- vliw->constraint_violation = 0;
- vliw->mach = mach;
- vliw->elf_flags = elf_flags;
- switch (mach)
- {
- case bfd_mach_fr400:
- vliw->current_vliw = fr400_allowed_vliw;
- vliw->unit_mapping = fr400_unit_mapping;
- break;
- case bfd_mach_fr450:
- vliw->current_vliw = fr400_allowed_vliw;
- vliw->unit_mapping = fr450_unit_mapping;
- break;
- case bfd_mach_fr550:
- vliw->current_vliw = fr550_allowed_vliw;
- vliw->unit_mapping = fr550_unit_mapping;
- break;
- default:
- vliw->current_vliw = fr500_allowed_vliw;
- vliw->unit_mapping = fr500_unit_mapping;
- break;
- }
- }
- /* Return TRUE if unit1 is a match for unit2.
- Unit1 comes from the insn's UNIT attribute. unit2 comes from one of the
- *_allowed_vliw tables above. */
- static bfd_boolean
- match_unit (FRV_VLIW *vliw,
- CGEN_ATTR_VALUE_ENUM_TYPE unit1, CGEN_ATTR_VALUE_ENUM_TYPE unit2)
- {
- /* Map any specialized implementation units to actual ones. */
- unit1 = vliw->unit_mapping[unit1];
- if (unit1 == unit2)
- return TRUE;
- if (unit1 < unit2)
- return FALSE;
- switch (unit1)
- {
- case UNIT_I01:
- case UNIT_FM01:
- case UNIT_B01:
- /* The 01 versions of these units are within 2 enums of the 0 or 1
- versions. */
- if (unit1 - unit2 <= 2)
- return TRUE;
- break;
- case UNIT_IALL:
- case UNIT_FMALL:
- /* The ALL versions of these units are within 5 enums of the 0, 1, 2 or 3
- versions. */
- if (unit1 - unit2 <= 5)
- return TRUE;
- break;
- default:
- break;
- }
- return FALSE;
- }
- /* Return TRUE if the vliws match, FALSE otherwise. */
- static bfd_boolean
- match_vliw (VLIW_COMBO *vliw1, VLIW_COMBO *vliw2, int vliw_size)
- {
- int i;
- for (i = 0; i < vliw_size; ++i)
- if ((*vliw1)[i] != (*vliw2)[i])
- return FALSE;
- return TRUE;
- }
- /* Find the next vliw vliw in the table that can accomodate the new insn.
- If one is found then return it. Otherwise return NULL. */
- static VLIW_COMBO *
- add_next_to_vliw (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE unit)
- {
- int next = vliw->next_slot;
- VLIW_COMBO *current = vliw->current_vliw;
- VLIW_COMBO *potential;
- if (next <= 0)
- {
- fprintf (stderr, "frv-opc.c line %d: bad vliw->next_slot value.\n",
- __LINE__);
- abort (); /* Should never happen. */
- }
- /* The table is sorted by units allowed within slots, so vliws with
- identical starting sequences are together. */
- potential = current;
- do
- {
- if (match_unit (vliw, unit, (*potential)[next]))
- return potential;
- ++potential;
- }
- while (match_vliw (potential, current, next));
- return NULL;
- }
- /* Look for the given major insn type in the given vliw.
- Returns TRUE if found, FALSE otherwise. */
- static bfd_boolean
- find_major_in_vliw (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE major)
- {
- int i;
- for (i = 0; i < vliw->next_slot; ++i)
- if (vliw->major[i] == major)
- return TRUE;
- return FALSE;
- }
- /* Check for constraints between the insns in the vliw due to major insn
- types. */
- static bfd_boolean
- fr400_check_insn_major_constraints (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE major)
- {
- /* In the cpu file, all media insns are represented as being allowed in
- both media units. This makes it easier since this is the case for fr500.
- Catch the invalid combinations here. Insns of major class FR400_MAJOR_M_2
- cannot coexist with any other media insn in a vliw. */
- switch (major)
- {
- case FR400_MAJOR_M_2:
- return ! find_major_in_vliw (vliw, FR400_MAJOR_M_1)
- && ! find_major_in_vliw (vliw, FR400_MAJOR_M_2);
- case FR400_MAJOR_M_1:
- return ! find_major_in_vliw (vliw, FR400_MAJOR_M_2);
- default:
- break;
- }
- return TRUE;
- }
- static bfd_boolean
- fr450_check_insn_major_constraints (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE major)
- {
- CGEN_ATTR_VALUE_ENUM_TYPE other_major;
- /* Our caller guarantees there's at least one other instruction. */
- other_major = CGEN_INSN_ATTR_VALUE (vliw->insn[0], CGEN_INSN_FR450_MAJOR);
- /* (M4, M5) and (M4, M6) are allowed. */
- if (other_major == FR450_MAJOR_M_4)
- if (major == FR450_MAJOR_M_5 || major == FR450_MAJOR_M_6)
- return TRUE;
- /* Otherwise, instructions in even-numbered media categories cannot be
- executed in parallel with other media instructions. */
- switch (major)
- {
- case FR450_MAJOR_M_2:
- case FR450_MAJOR_M_4:
- case FR450_MAJOR_M_6:
- return !(other_major >= FR450_MAJOR_M_1
- && other_major <= FR450_MAJOR_M_6);
- case FR450_MAJOR_M_1:
- case FR450_MAJOR_M_3:
- case FR450_MAJOR_M_5:
- return !(other_major == FR450_MAJOR_M_2
- || other_major == FR450_MAJOR_M_4
- || other_major == FR450_MAJOR_M_6);
- default:
- return TRUE;
- }
- }
- static bfd_boolean
- find_unit_in_vliw (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE unit)
- {
- int i;
- for (i = 0; i < vliw->next_slot; ++i)
- if (CGEN_INSN_ATTR_VALUE (vliw->insn[i], CGEN_INSN_UNIT) == unit)
- return TRUE;
- return FALSE; /* Not found. */
- }
- static bfd_boolean
- find_major_in_slot (FRV_VLIW *vliw,
- CGEN_ATTR_VALUE_ENUM_TYPE major,
- CGEN_ATTR_VALUE_ENUM_TYPE slot)
- {
- int i;
- for (i = 0; i < vliw->next_slot; ++i)
- if (vliw->major[i] == major && (*vliw->current_vliw)[i] == slot)
- return TRUE;
- return FALSE;
- }
- static bfd_boolean
- fr550_find_media_in_vliw (FRV_VLIW *vliw)
- {
- int i;
- for (i = 0; i < vliw->next_slot; ++i)
- {
- if (vliw->major[i] < FR550_MAJOR_M_1 || vliw->major[i] > FR550_MAJOR_M_5)
- continue;
- /* Found a media insn, however, MNOP and MCLRACC don't count. */
- if (CGEN_INSN_NUM (vliw->insn[i]) == FRV_INSN_MNOP
- || CGEN_INSN_NUM (vliw->insn[i]) == FRV_INSN_MCLRACC_0
- || CGEN_INSN_NUM (vliw->insn[i]) == FRV_INSN_MCLRACC_1)
- continue;
- return TRUE; /* Found one. */
- }
- return FALSE;
- }
- static bfd_boolean
- fr550_find_float_in_vliw (FRV_VLIW *vliw)
- {
- int i;
- for (i = 0; i < vliw->next_slot; ++i)
- {
- if (vliw->major[i] < FR550_MAJOR_F_1 || vliw->major[i] > FR550_MAJOR_F_4)
- continue;
- /* Found a floating point insn, however, FNOP doesn't count. */
- if (CGEN_INSN_NUM (vliw->insn[i]) == FRV_INSN_FNOP)
- continue;
- return TRUE; /* Found one. */
- }
- return FALSE;
- }
- static bfd_boolean
- fr550_check_insn_major_constraints (FRV_VLIW *vliw,
- CGEN_ATTR_VALUE_ENUM_TYPE major,
- const CGEN_INSN *insn)
- {
- CGEN_ATTR_VALUE_ENUM_TYPE unit;
- CGEN_ATTR_VALUE_ENUM_TYPE slot = (*vliw->current_vliw)[vliw->next_slot];
- switch (slot)
- {
- case UNIT_I2:
- /* If it's a store, then there must be another store in I1 */
- unit = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_UNIT);
- if (unit == UNIT_STORE)
- return find_unit_in_vliw (vliw, UNIT_STORE);
- break;
- case UNIT_FM2:
- case UNIT_FM3:
- /* Floating point insns other than FNOP in slot f2 or f3 cannot coexist
- with media insns. */
- if (major >= FR550_MAJOR_F_1 && major <= FR550_MAJOR_F_4
- && CGEN_INSN_NUM (insn) != FRV_INSN_FNOP)
- return ! fr550_find_media_in_vliw (vliw);
- /* Media insns other than MNOP in slot m2 or m3 cannot coexist with
- floating point insns. */
- if (major >= FR550_MAJOR_M_1 && major <= FR550_MAJOR_M_5
- && CGEN_INSN_NUM (insn) != FRV_INSN_MNOP)
- return ! fr550_find_float_in_vliw (vliw);
- /* F-2 in slot f2 or f3 cannot coexist with F-2 or F-4 in slot f1 or f2
- respectively. */
- if (major == FR550_MAJOR_F_2)
- return ! find_major_in_slot (vliw, FR550_MAJOR_F_2,
- slot - (UNIT_FM2 - UNIT_FM0))
- && ! find_major_in_slot (vliw, FR550_MAJOR_F_4,
- slot - (UNIT_FM2 - UNIT_FM0));
- /* M-2 or M-5 in slot m2 or m3 cannot coexist with M-2 in slot m1 or m2
- respectively. */
- if (major == FR550_MAJOR_M_2 || major == FR550_MAJOR_M_5)
- return ! find_major_in_slot (vliw, FR550_MAJOR_M_2,
- slot - (UNIT_FM2 - UNIT_FM0));
- /* M-4 in slot m2 or m3 cannot coexist with M-4 in slot m1 or m2
- respectively. */
- if (major == FR550_MAJOR_M_4)
- return ! find_major_in_slot (vliw, FR550_MAJOR_M_4,
- slot - (UNIT_FM2 - UNIT_FM0));
- break;
- default:
- break;
- }
- return TRUE; /* All OK. */
- }
- static bfd_boolean
- fr500_check_insn_major_constraints (FRV_VLIW *vliw, CGEN_ATTR_VALUE_ENUM_TYPE major)
- {
- /* TODO: A table might be faster for some of the more complex instances
- here. */
- switch (major)
- {
- case FR500_MAJOR_I_1:
- case FR500_MAJOR_I_4:
- case FR500_MAJOR_I_5:
- case FR500_MAJOR_I_6:
- case FR500_MAJOR_B_1:
- case FR500_MAJOR_B_2:
- case FR500_MAJOR_B_3:
- case FR500_MAJOR_B_4:
- case FR500_MAJOR_B_5:
- case FR500_MAJOR_B_6:
- case FR500_MAJOR_F_4:
- case FR500_MAJOR_F_8:
- case FR500_MAJOR_M_8:
- return TRUE; /* OK */
- case FR500_MAJOR_I_2:
- /* Cannot coexist with I-3 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_I_3);
- case FR500_MAJOR_I_3:
- /* Cannot coexist with I-2 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_I_2);
- case FR500_MAJOR_F_1:
- case FR500_MAJOR_F_2:
- /* Cannot coexist with F-5, F-6, or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_F_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_F_3:
- /* Cannot coexist with F-7, or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_F_7)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_F_5:
- /* Cannot coexist with F-1, F-2, F-6, F-7, or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_F_1)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_7)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_F_6:
- /* Cannot coexist with F-1, F-2, F-5, F-6, or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_F_1)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_F_7:
- /* Cannot coexist with F-3, F-5, F-7, or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_F_3)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_7)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_M_1:
- /* Cannot coexist with M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_M_2:
- case FR500_MAJOR_M_3:
- /* Cannot coexist with M-5, M-6 or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_M_4:
- /* Cannot coexist with M-6 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_6);
- case FR500_MAJOR_M_5:
- /* Cannot coexist with M-2, M-3, M-5, M-6 or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_3)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_M_6:
- /* Cannot coexist with M-2, M-3, M-4, M-5, M-6 or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_3)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_4)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7);
- case FR500_MAJOR_M_7:
- /* Cannot coexist with M-1, M-2, M-3, M-5, M-6 or M-7 insn. */
- return ! find_major_in_vliw (vliw, FR500_MAJOR_M_1)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_3)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_M_7)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_1)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_2)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_3)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_5)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_6)
- && ! find_major_in_vliw (vliw, FR500_MAJOR_F_7);
- default:
- fprintf (stderr, "frv-opc.c, line %d: bad major code, aborting.\n",
- __LINE__);
- abort ();
- break;
- }
- return TRUE;
- }
- static bfd_boolean
- check_insn_major_constraints (FRV_VLIW *vliw,
- CGEN_ATTR_VALUE_ENUM_TYPE major,
- const CGEN_INSN *insn)
- {
- switch (vliw->mach)
- {
- case bfd_mach_fr400:
- return fr400_check_insn_major_constraints (vliw, major);
- case bfd_mach_fr450:
- return fr450_check_insn_major_constraints (vliw, major);
- case bfd_mach_fr550:
- return fr550_check_insn_major_constraints (vliw, major, insn);
- default:
- return fr500_check_insn_major_constraints (vliw, major);
- }
- }
- /* Add in insn to the VLIW vliw if possible.
- Return 0 if successful, non-zero otherwise. */
- int
- frv_vliw_add_insn (FRV_VLIW *vliw, const CGEN_INSN *insn)
- {
- int slot_index;
- CGEN_ATTR_VALUE_ENUM_TYPE major;
- CGEN_ATTR_VALUE_ENUM_TYPE unit;
- VLIW_COMBO *new_vliw;
- if (vliw->constraint_violation || CGEN_INSN_INVALID_P (insn))
- return 1;
- slot_index = vliw->next_slot;
- if (slot_index >= FRV_VLIW_SIZE)
- return 1;
- unit = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_UNIT);
- if (unit == UNIT_NIL)
- {
- fprintf (stderr, "frv-opc.c line %d: bad insn unit.\n",
- __LINE__);
- abort (); /* No UNIT specified for this insn in frv.cpu. */
- }
- switch (vliw->mach)
- {
- case bfd_mach_fr400:
- major = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR);
- break;
- case bfd_mach_fr450:
- major = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR);
- break;
- case bfd_mach_fr550:
- major = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR550_MAJOR);
- break;
- default:
- major = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR);
- break;
- }
- if (slot_index <= 0)
- {
- /* Any insn can be added to slot 0. */
- while (! match_unit (vliw, unit, (*vliw->current_vliw)[0]))
- ++vliw->current_vliw;
- vliw->major[0] = major;
- vliw->insn[0] = insn;
- vliw->next_slot = 1;
- return 0;
- }
- /* If there are already insns in the vliw(s) check to see that
- this one can be added. Do this by finding an allowable vliw
- combination that can accept the new insn. */
- if (! (vliw->elf_flags & EF_FRV_NOPACK))
- {
- new_vliw = add_next_to_vliw (vliw, unit);
- if (new_vliw && check_insn_major_constraints (vliw, major, insn))
- {
- vliw->current_vliw = new_vliw;
- vliw->major[slot_index] = major;
- vliw->insn[slot_index] = insn;
- vliw->next_slot++;
- return 0;
- }
- /* The frv machine supports all packing conbinations. If we fail,
- to add the insn, then it could not be handled as if it was the fr500.
- Just return as if it was handled ok. */
- if (vliw->mach == bfd_mach_frv)
- return 0;
- }
- vliw->constraint_violation = 1;
- return 1;
- }
- bfd_boolean
- spr_valid (long regno)
- {
- if (regno < 0) return FALSE;
- if (regno <= 4095) return TRUE;
- return FALSE;
- }
- /* -- */
- /* -- asm.c */
- inline static const char *
- parse_symbolic_address (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- int opinfo,
- enum cgen_parse_operand_result *resultp,
- bfd_vma *valuep)
- {
- enum cgen_parse_operand_result result_type;
- const char *errmsg = (* cd->parse_operand_fn)
- (cd, CGEN_PARSE_OPERAND_SYMBOLIC, strp, opindex, opinfo,
- &result_type, valuep);
- if (errmsg == NULL
- && result_type != CGEN_PARSE_OPERAND_RESULT_QUEUED)
- return "symbolic expression required";
- if (resultp)
- *resultp = result_type;
- return errmsg;
- }
- static const char *
- parse_ldd_annotation (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "tlsdesc(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSDESC_RELAX,
- &result_type, &value);
- if (**strp != ')')
- return "missing ')'";
- if (valuep)
- *valuep = value;
- ++*strp;
- if (errmsg)
- return errmsg;
- }
- }
-
- while (**strp == ' ' || **strp == '\t')
- ++*strp;
-
- if (**strp != '@')
- return "missing `@'";
- ++*strp;
- return NULL;
- }
- static const char *
- parse_call_annotation (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "gettlsoff(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GETTLSOFF_RELAX,
- &result_type, &value);
- if (**strp != ')')
- return "missing ')'";
- if (valuep)
- *valuep = value;
- ++*strp;
- if (errmsg)
- return errmsg;
- }
- }
-
- while (**strp == ' ' || **strp == '\t')
- ++*strp;
-
- if (**strp != '@')
- return "missing `@'";
- ++*strp;
- return NULL;
- }
- static const char *
- parse_ld_annotation (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "tlsoff(", 7) == 0)
- {
- *strp += 8;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSOFF_RELAX,
- &result_type, &value);
- if (**strp != ')')
- return "missing ')'";
- if (valuep)
- *valuep = value;
- ++*strp;
- if (errmsg)
- return errmsg;
- }
- }
-
- while (**strp == ' ' || **strp == '\t')
- ++*strp;
-
- if (**strp != '@')
- return "missing `@'";
- ++*strp;
- return NULL;
- }
- static const char *
- parse_ulo16 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "lo(", 3) == 0)
- {
- *strp += 4;
- errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_LO16,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- if (errmsg == NULL
- && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- value &= 0xffff;
- *valuep = value;
- return errmsg;
- }
- if (strncasecmp (*strp + 1, "gprello(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPRELLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotlo(", 6) == 0)
- {
- *strp += 7;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotfuncdesclo(", 14) == 0)
- {
- *strp += 15;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofflo(", 9) == 0)
- {
- *strp += 10;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofffuncdesclo(", 17) == 0)
- {
- *strp += 18;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsdesclo(", 13) == 0)
- {
- *strp += 14;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSDESCLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "tlsmofflo(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSMOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsofflo(", 12) == 0)
- {
- *strp += 13;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- return cgen_parse_unsigned_integer (cd, strp, opindex, valuep);
- }
- static const char *
- parse_uslo16 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- signed long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "lo(", 3) == 0)
- {
- *strp += 4;
- errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_LO16,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- if (errmsg == NULL
- && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- value &= 0xffff;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gprello(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPRELLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotlo(", 6) == 0)
- {
- *strp += 7;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotfuncdesclo(", 14) == 0)
- {
- *strp += 15;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofflo(", 9) == 0)
- {
- *strp += 10;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofffuncdesclo(", 17) == 0)
- {
- *strp += 18;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsdesclo(", 13) == 0)
- {
- *strp += 14;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSDESCLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "tlsmofflo(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSMOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsofflo(", 12) == 0)
- {
- *strp += 13;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSOFFLO,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- return cgen_parse_signed_integer (cd, strp, opindex, valuep);
- }
- static const char *
- parse_uhi16 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "hi(", 3) == 0)
- {
- *strp += 4;
- errmsg = cgen_parse_address (cd, strp, opindex, BFD_RELOC_FRV_HI16,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- if (errmsg == NULL
- && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
- {
- /* If value is wider than 32 bits then be
- careful about how we extract bits 16-31. */
- if (sizeof (value) > 4)
- value &= (((bfd_vma)1 << 16) << 16) - 1;
- value >>= 16;
- }
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gprelhi(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPRELHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gothi(", 6) == 0)
- {
- *strp += 7;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotfuncdeschi(", 14) == 0)
- {
- *strp += 15;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotoffhi(", 9) == 0)
- {
- *strp += 10;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTOFFHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofffuncdeschi(", 17) == 0)
- {
- *strp += 18;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTOFFHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsdeschi(", 13) == 0)
- {
- *strp += 14;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSDESCHI,
- &result_type, &value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "tlsmoffhi(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSMOFFHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsoffhi(", 12) == 0)
- {
- *strp += 13;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSOFFHI,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- return cgen_parse_unsigned_integer (cd, strp, opindex, valuep);
- }
- static long
- parse_register_number (const char **strp)
- {
- int regno;
- if (**strp < '0' || **strp > '9')
- return -1; /* error */
- regno = **strp - '0';
- for (++*strp; **strp >= '0' && **strp <= '9'; ++*strp)
- regno = regno * 10 + (**strp - '0');
- return regno;
- }
- static const char *
- parse_spr (CGEN_CPU_DESC cd,
- const char **strp,
- CGEN_KEYWORD * table,
- long *valuep)
- {
- const char *save_strp;
- long regno;
- /* Check for spr index notation. */
- if (strncasecmp (*strp, "spr[", 4) == 0)
- {
- *strp += 4;
- regno = parse_register_number (strp);
- if (**strp != ']')
- return _("missing `]'");
- ++*strp;
- if (! spr_valid (regno))
- return _("Special purpose register number is out of range");
- *valuep = regno;
- return NULL;
- }
- save_strp = *strp;
- regno = parse_register_number (strp);
- if (regno != -1)
- {
- if (! spr_valid (regno))
- return _("Special purpose register number is out of range");
- *valuep = regno;
- return NULL;
- }
- *strp = save_strp;
- return cgen_parse_keyword (cd, strp, table, valuep);
- }
- static const char *
- parse_d12 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- /* Check for small data reference. */
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "gprel12(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPREL12,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "got12(", 6) == 0)
- {
- *strp += 7;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOT12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotfuncdesc12(", 14) == 0)
- {
- *strp += 15;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOT12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotoff12(", 9) == 0)
- {
- *strp += 10;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofffuncdesc12(", 17) == 0)
- {
- *strp += 18;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsdesc12(", 13) == 0)
- {
- *strp += 14;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSDESC12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "tlsmoff12(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSMOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsoff12(", 12) == 0)
- {
- *strp += 13;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- return cgen_parse_signed_integer (cd, strp, opindex, valuep);
- }
- static const char *
- parse_s12 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- /* Check for small data reference. */
- if (**strp == '#' || **strp == '%')
- {
- if (strncasecmp (*strp + 1, "gprel12(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPREL12,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "got12(", 6) == 0)
- {
- *strp += 7;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOT12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotfuncdesc12(", 14) == 0)
- {
- *strp += 15;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOT12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotoff12(", 9) == 0)
- {
- *strp += 10;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gotofffuncdesc12(", 17) == 0)
- {
- *strp += 18;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_FUNCDESC_GOTOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsdesc12(", 13) == 0)
- {
- *strp += 14;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSDESC12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "tlsmoff12(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_TLSMOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else if (strncasecmp (*strp + 1, "gottlsoff12(", 12) == 0)
- {
- *strp += 13;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GOTTLSOFF12,
- & result_type, & value);
- if (**strp != ')')
- return "missing ')'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- if (**strp == '#')
- ++*strp;
- return cgen_parse_signed_integer (cd, strp, opindex, valuep);
- }
- static const char *
- parse_u12 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- long *valuep)
- {
- const char *errmsg;
- enum cgen_parse_operand_result result_type;
- bfd_vma value;
-
- /* Check for small data reference. */
- if ((**strp == '#' || **strp == '%')
- && strncasecmp (*strp + 1, "gprel12(", 8) == 0)
- {
- *strp += 9;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GPRELU12,
- & result_type, & value);
- if (**strp != ')')
- return "missing `)'";
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- else
- {
- if (**strp == '#')
- ++*strp;
- return cgen_parse_signed_integer (cd, strp, opindex, valuep);
- }
- }
- static const char *
- parse_A (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep,
- unsigned long A)
- {
- const char *errmsg;
-
- if (**strp == '#')
- ++*strp;
- errmsg = cgen_parse_unsigned_integer (cd, strp, opindex, valuep);
- if (errmsg)
- return errmsg;
- if (*valuep != A)
- return _("Value of A operand must be 0 or 1");
- return NULL;
- }
- static const char *
- parse_A0 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- return parse_A (cd, strp, opindex, valuep, 0);
- }
- static const char *
- parse_A1 (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- unsigned long *valuep)
- {
- return parse_A (cd, strp, opindex, valuep, 1);
- }
- static const char *
- parse_even_register (CGEN_CPU_DESC cd,
- const char ** strP,
- CGEN_KEYWORD * tableP,
- long * valueP)
- {
- const char * errmsg;
- const char * saved_star_strP = * strP;
- errmsg = cgen_parse_keyword (cd, strP, tableP, valueP);
- if (errmsg == NULL && ((* valueP) & 1))
- {
- errmsg = _("register number must be even");
- * strP = saved_star_strP;
- }
- return errmsg;
- }
- static const char *
- parse_call_label (CGEN_CPU_DESC cd,
- const char **strp,
- int opindex,
- int opinfo,
- enum cgen_parse_operand_result *resultp,
- bfd_vma *valuep)
- {
- const char *errmsg;
- bfd_vma value;
-
- /* Check for small data reference. */
- if (opinfo == 0 && (**strp == '#' || **strp == '%'))
- {
- if (strncasecmp (*strp + 1, "gettlsoff(", 10) == 0)
- {
- *strp += 11;
- errmsg = parse_symbolic_address (cd, strp, opindex,
- BFD_RELOC_FRV_GETTLSOFF,
- resultp, &value);
- if (**strp != ')')
- return _("missing `)'");
- ++*strp;
- *valuep = value;
- return errmsg;
- }
- }
- return cgen_parse_address (cd, strp, opindex, opinfo, resultp, valuep);
- }
- /* -- */
- /* -- dis.c */
- static void
- print_at (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
- void * dis_info,
- long reloc_ann ATTRIBUTE_UNUSED,
- long value ATTRIBUTE_UNUSED,
- bfd_vma pc ATTRIBUTE_UNUSED,
- int length ATTRIBUTE_UNUSED)
- {
- disassemble_info *info = (disassemble_info *) dis_info;
- (*info->fprintf_func) (info->stream, "@");
- }
- static void
- print_spr (CGEN_CPU_DESC cd,
- void * dis_info,
- CGEN_KEYWORD *names,
- long regno,
- unsigned int attrs)
- {
- /* Use the register index format for any unnamed registers. */
- if (cgen_keyword_lookup_value (names, regno) == NULL)
- {
- disassemble_info *info = (disassemble_info *) dis_info;
- (*info->fprintf_func) (info->stream, "spr[%ld]", regno);
- }
- else
- print_keyword (cd, dis_info, names, regno, attrs);
- }
- static void
- print_hi (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
- void * dis_info,
- long value,
- unsigned int attrs ATTRIBUTE_UNUSED,
- bfd_vma pc ATTRIBUTE_UNUSED,
- int length ATTRIBUTE_UNUSED)
- {
- disassemble_info *info = (disassemble_info *) dis_info;
- (*info->fprintf_func) (info->stream, value ? "0x%lx" : "hi(0x%lx)", value);
- }
- static void
- print_lo (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
- void * dis_info,
- long value,
- unsigned int attrs ATTRIBUTE_UNUSED,
- bfd_vma pc ATTRIBUTE_UNUSED,
- int length ATTRIBUTE_UNUSED)
- {
- disassemble_info *info = (disassemble_info *) dis_info;
- if (value)
- (*info->fprintf_func) (info->stream, "0x%lx", value);
- else
- (*info->fprintf_func) (info->stream, "lo(0x%lx)", value);
- }
- /* -- */
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