1917 lines
55 KiB
C
1917 lines
55 KiB
C
/* Fujitsu FRV opcode support, for GNU Binutils. -*- C -*-
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Copyright 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
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Contributed by Red Hat Inc; developed under contract from Fujitsu.
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This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/* This file is an addendum to frv.cpu. Heavy use of C code isn't
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appropriate in .cpu files, so it resides here. This especially applies
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to assembly/disassembly where parsing/printing can be quite involved.
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Such things aren't really part of the specification of the cpu, per se,
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so .cpu files provide the general framework and .opc files handle the
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nitty-gritty details as necessary.
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Each section is delimited with start and end markers.
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<arch>-opc.h additions use: "-- opc.h"
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<arch>-opc.c additions use: "-- opc.c"
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<arch>-asm.c additions use: "-- asm.c"
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<arch>-dis.c additions use: "-- dis.c"
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<arch>-ibd.h additions use: "-- ibd.h". */
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/* -- opc.h */
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#undef CGEN_DIS_HASH_SIZE
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#define CGEN_DIS_HASH_SIZE 128
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#undef CGEN_DIS_HASH
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#define CGEN_DIS_HASH(buffer, value) (((value) >> 18) & 127)
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/* Allows reason codes to be output when assembler errors occur. */
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#define CGEN_VERBOSE_ASSEMBLER_ERRORS
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/* Vliw support. */
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#define FRV_VLIW_SIZE 8 /* fr550 has largest vliw size of 8. */
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#define PAD_VLIW_COMBO ,UNIT_NIL,UNIT_NIL,UNIT_NIL,UNIT_NIL
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typedef CGEN_ATTR_VALUE_ENUM_TYPE VLIW_COMBO[FRV_VLIW_SIZE];
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typedef struct
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{
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int next_slot;
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int constraint_violation;
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unsigned long mach;
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unsigned long elf_flags;
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CGEN_ATTR_VALUE_ENUM_TYPE * unit_mapping;
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VLIW_COMBO * current_vliw;
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CGEN_ATTR_VALUE_ENUM_TYPE major[FRV_VLIW_SIZE];
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const CGEN_INSN * insn[FRV_VLIW_SIZE];
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} FRV_VLIW;
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int frv_is_branch_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
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int frv_is_float_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
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int frv_is_media_major (CGEN_ATTR_VALUE_ENUM_TYPE, unsigned long);
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int frv_is_branch_insn (const CGEN_INSN *);
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int frv_is_float_insn (const CGEN_INSN *);
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int frv_is_media_insn (const CGEN_INSN *);
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void frv_vliw_reset (FRV_VLIW *, unsigned long, unsigned long);
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int frv_vliw_add_insn (FRV_VLIW *, const CGEN_INSN *);
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int spr_valid (long);
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/* -- */
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/* -- opc.c */
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#include "elf/frv.h"
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#include <stdio.h>
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/* Returns TRUE if {MAJOR,MACH} is a major branch of the FRV
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development tree. */
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bfd_boolean
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frv_is_branch_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
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{
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switch (mach)
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{
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case bfd_mach_fr400:
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if (major >= FR400_MAJOR_B_1 && major <= FR400_MAJOR_B_6)
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return TRUE;
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break;
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case bfd_mach_fr450:
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if (major >= FR450_MAJOR_B_1 && major <= FR450_MAJOR_B_6)
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return TRUE;
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break;
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default:
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if (major >= FR500_MAJOR_B_1 && major <= FR500_MAJOR_B_6)
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return TRUE;
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break;
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}
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return FALSE;
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}
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/* Returns TRUE if {MAJOR,MACH} supports floating point insns. */
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bfd_boolean
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frv_is_float_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
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{
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switch (mach)
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{
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case bfd_mach_fr400:
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case bfd_mach_fr450:
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return FALSE;
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default:
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if (major >= FR500_MAJOR_F_1 && major <= FR500_MAJOR_F_8)
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return TRUE;
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break;
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}
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return FALSE;
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}
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/* Returns TRUE if {MAJOR,MACH} supports media insns. */
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bfd_boolean
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frv_is_media_major (CGEN_ATTR_VALUE_ENUM_TYPE major, unsigned long mach)
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{
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switch (mach)
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{
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case bfd_mach_fr400:
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if (major >= FR400_MAJOR_M_1 && major <= FR400_MAJOR_M_2)
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return TRUE;
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break;
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case bfd_mach_fr450:
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if (major >= FR450_MAJOR_M_1 && major <= FR450_MAJOR_M_6)
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return TRUE;
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break;
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default:
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if (major >= FR500_MAJOR_M_1 && major <= FR500_MAJOR_M_8)
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return TRUE;
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break;
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}
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return FALSE;
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}
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bfd_boolean
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frv_is_branch_insn (const CGEN_INSN *insn)
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{
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if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
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bfd_mach_fr400))
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return TRUE;
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if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
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bfd_mach_fr450))
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return TRUE;
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if (frv_is_branch_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
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bfd_mach_fr500))
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return TRUE;
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return FALSE;
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}
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bfd_boolean
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frv_is_float_insn (const CGEN_INSN *insn)
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{
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if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
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bfd_mach_fr400))
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return TRUE;
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if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
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bfd_mach_fr450))
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return TRUE;
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if (frv_is_float_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
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bfd_mach_fr500))
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return TRUE;
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return FALSE;
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}
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bfd_boolean
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frv_is_media_insn (const CGEN_INSN *insn)
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{
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if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR400_MAJOR),
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bfd_mach_fr400))
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return TRUE;
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if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR450_MAJOR),
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bfd_mach_fr450))
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return TRUE;
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if (frv_is_media_major (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_FR500_MAJOR),
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bfd_mach_fr500))
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return TRUE;
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return FALSE;
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}
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/* This table represents the allowable packing for vliw insns for the fr400.
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The fr400 has only 2 vliw slots. Represent this by not allowing any insns
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in the extra slots.
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Subsets of any given row are also allowed. */
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static VLIW_COMBO fr400_allowed_vliw[] =
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{
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/* slot0 slot1 slot2 slot3 */
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{ UNIT_I0, UNIT_I1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_FM0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_B0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_FM0, UNIT_FM1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_FM0, UNIT_B0, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_B0, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO }
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};
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/* This table represents the allowable packing for vliw insns for the fr500.
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The fr500 has only 4 vliw slots. Represent this by not allowing any insns
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in the extra slots.
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Subsets of any given row are also allowed. */
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static VLIW_COMBO fr500_allowed_vliw[] =
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{
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/* slot0 slot1 slot2 slot3 */
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1 PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_B0 PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_B0 PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_FM0, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_I1, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
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{ UNIT_I0, UNIT_B0, UNIT_B1, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1 PAD_VLIW_COMBO },
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{ UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO },
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{ UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL PAD_VLIW_COMBO }
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};
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/* This table represents the allowable packing for vliw insns for the fr550.
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Subsets of any given row are also allowed. */
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static VLIW_COMBO fr550_allowed_vliw[] =
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{
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/* slot0 slot1 slot2 slot3 slot4 slot5 slot6 slot7 */
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{ UNIT_I0, UNIT_I1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_I1, UNIT_I2, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_I1, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_B0, UNIT_B1 , UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_I3, UNIT_FM3 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_I3, UNIT_B0 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_FM3, UNIT_B0 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_FM2, UNIT_B0, UNIT_B1 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_I2, UNIT_B0, UNIT_B1, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1 },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_I2, UNIT_I3, UNIT_B0, UNIT_B1, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_I2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_I1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_I0, UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_C, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_FM3, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL },
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{ UNIT_FM0, UNIT_FM1, UNIT_FM2, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_FM0, UNIT_FM1, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_FM0, UNIT_B0, UNIT_B1, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL },
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{ UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL, UNIT_NIL }
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};
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/* Some insns are assigned specialized implementation units which map to
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different actual implementation units on different machines. These
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tables perform that mapping. */
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static CGEN_ATTR_VALUE_ENUM_TYPE fr400_unit_mapping[] =
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{
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/* unit in insn actual unit */
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/* NIL */ UNIT_NIL,
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/* I0 */ UNIT_I0,
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/* I1 */ UNIT_I1,
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/* I01 */ UNIT_I01,
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/* I2 */ UNIT_NIL, /* no I2 or I3 unit */
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/* I3 */ UNIT_NIL,
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/* IALL */ UNIT_I01, /* only I0 and I1 units */
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/* FM0 */ UNIT_FM0,
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/* FM1 */ UNIT_FM1,
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/* FM01 */ UNIT_FM01,
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/* FM2 */ UNIT_NIL, /* no F2 or M2 units */
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/* FM3 */ UNIT_NIL, /* no F3 or M3 units */
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/* FMALL */ UNIT_FM01,/* Only F0,F1,M0,M1 units */
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/* FMLOW */ UNIT_FM0, /* Only F0,M0 units */
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/* B0 */ UNIT_B0, /* branches only in B0 unit. */
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/* B1 */ UNIT_B0,
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/* B01 */ UNIT_B0,
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/* C */ UNIT_C,
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/* MULT-DIV */ UNIT_I0, /* multiply and divide only in I0 unit. */
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/* IACC */ UNIT_I01, /* iacc multiply in I0 or I1 unit. */
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/* LOAD */ UNIT_I0, /* load only in I0 unit. */
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/* STORE */ UNIT_I0, /* store only in I0 unit. */
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/* SCAN */ UNIT_I0, /* scan only in I0 unit. */
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/* DCPL */ UNIT_C, /* dcpl only in C unit. */
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/* MDUALACC */ UNIT_FM0, /* media dual acc insn only in FM0 unit. */
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/* MDCUTSSI */ UNIT_FM0, /* mdcutssi only in FM0 unit. */
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/* MCLRACC-1*/ UNIT_FM0 /* mclracc,A==1 insn only in FM0 unit. */
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};
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/* Some insns are assigned specialized implementation units which map to
|
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different actual implementation units on different machines. These
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tables perform that mapping. */
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static CGEN_ATTR_VALUE_ENUM_TYPE fr450_unit_mapping[] =
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{
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/* unit in insn actual unit */
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/* NIL */ UNIT_NIL,
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/* I0 */ UNIT_I0,
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/* I1 */ UNIT_I1,
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/* I01 */ UNIT_I01,
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/* I2 */ UNIT_NIL, /* no I2 or I3 unit */
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/* I3 */ UNIT_NIL,
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/* IALL */ UNIT_I01, /* only I0 and I1 units */
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/* FM0 */ UNIT_FM0,
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/* FM1 */ UNIT_FM1,
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/* FM01 */ UNIT_FM01,
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/* FM2 */ UNIT_NIL, /* no F2 or M2 units */
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/* FM3 */ UNIT_NIL, /* no F3 or M3 units */
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/* FMALL */ UNIT_FM01,/* Only F0,F1,M0,M1 units */
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/* FMLOW */ UNIT_FM0, /* Only F0,M0 units */
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/* B0 */ UNIT_B0, /* branches only in B0 unit. */
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/* B1 */ UNIT_B0,
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/* B01 */ UNIT_B0,
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/* C */ UNIT_C,
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/* MULT-DIV */ UNIT_I0, /* multiply and divide only in I0 unit. */
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/* IACC */ UNIT_I01, /* iacc multiply in I0 or I1 unit. */
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/* LOAD */ UNIT_I0, /* load only in I0 unit. */
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/* STORE */ UNIT_I0, /* store only in I0 unit. */
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/* SCAN */ UNIT_I0, /* scan only in I0 unit. */
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/* DCPL */ UNIT_I0, /* dcpl only in I0 unit. */
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/* MDUALACC */ UNIT_FM0, /* media dual acc insn only in FM0 unit. */
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/* MDCUTSSI */ UNIT_FM01, /* mdcutssi in FM0 or FM1. */
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/* MCLRACC-1*/ UNIT_FM0 /* mclracc,A==1 insn only in FM0 unit. */
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};
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static CGEN_ATTR_VALUE_ENUM_TYPE fr500_unit_mapping[] =
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{
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/* unit in insn actual unit */
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/* NIL */ UNIT_NIL,
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/* I0 */ UNIT_I0,
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/* I1 */ UNIT_I1,
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/* I01 */ UNIT_I01,
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/* I2 */ UNIT_NIL, /* no I2 or I3 unit */
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/* I3 */ UNIT_NIL,
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/* IALL */ UNIT_I01, /* only I0 and I1 units */
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/* FM0 */ UNIT_FM0,
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/* FM1 */ UNIT_FM1,
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/* FM01 */ UNIT_FM01,
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/* FM2 */ UNIT_NIL, /* no F2 or M2 units */
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/* FM3 */ UNIT_NIL, /* no F3 or M2 units */
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||
/* 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 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;
|
||
|
||
index = vliw->next_slot;
|
||
if (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 (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[index] = major;
|
||
vliw->insn[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 bfd_vma is wider than 32 bits, but we have a sign-
|
||
or zero-extension, truncate it. */
|
||
if (value >= - ((bfd_vma)1 << 31)
|
||
|| value <= ((bfd_vma)1 << 31) - (bfd_vma)1)
|
||
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);
|
||
}
|
||
|
||
/* -- */
|