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/* Definitions for opcode table for the sparc.
Copyright (C) 1989-2016 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler, GDB, the GNU debugger, and
the GNU Binutils.
GAS/GDB is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GAS/GDB 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 GAS or GDB; see the file COPYING3. If not, write to
the Free Software Foundation, 51 Franklin Street - Fifth Floor,
Boston, MA 02110-1301, USA. */
#include "ansidecl.h"
#ifdef __cplusplus
extern "C" {
#endif
/* The SPARC opcode table (and other related data) is defined in
the opcodes library in sparc-opc.c. If you change anything here, make
sure you fix up that file, and vice versa. */
/* FIXME-someday: perhaps the ,a's and such should be embedded in the
instruction's name rather than the args. This would make gas faster, pinsn
slower, but would mess up some macros a bit. xoxorich. */
/* List of instruction sets variations.
These values are such that each element is either a superset of a
preceding each one or they conflict in which case SPARC_OPCODE_CONFLICT_P
returns non-zero.
The values are indices into `sparc_opcode_archs' defined in sparc-opc.c.
Don't change this without updating sparc-opc.c. */
enum sparc_opcode_arch_val
{
SPARC_OPCODE_ARCH_V6 = 0,
SPARC_OPCODE_ARCH_V7,
SPARC_OPCODE_ARCH_V8,
SPARC_OPCODE_ARCH_LEON,
SPARC_OPCODE_ARCH_SPARCLET,
SPARC_OPCODE_ARCH_SPARCLITE,
/* V9 variants must appear last. */
SPARC_OPCODE_ARCH_V9,
SPARC_OPCODE_ARCH_V9A, /* V9 with ultrasparc additions. */
SPARC_OPCODE_ARCH_V9B, /* V9 with ultrasparc and cheetah additions. */
SPARC_OPCODE_ARCH_V9C, /* V9 with UA2005 and T1 additions. */
SPARC_OPCODE_ARCH_V9D, /* V9 with UA2007 and T3 additions. */
SPARC_OPCODE_ARCH_V9E, /* V9 with OSA2011 and T4 additions modulus integer multiply-add. */
SPARC_OPCODE_ARCH_V9V, /* V9 with OSA2011 and T4 additions, integer
multiply and Fujitsu fp multiply-add. */
SPARC_OPCODE_ARCH_V9M, /* V9 with OSA2015 and M7 additions. */
SPARC_OPCODE_ARCH_MAX = SPARC_OPCODE_ARCH_V9M,
SPARC_OPCODE_ARCH_BAD /* Error return from sparc_opcode_lookup_arch. */
};
/* Given an enum sparc_opcode_arch_val, return the bitmask to use in
insn encoding/decoding. */
#define SPARC_OPCODE_ARCH_MASK(arch) (1 << (arch))
/* Given a valid sparc_opcode_arch_val, return non-zero if it's v9. */
#define SPARC_OPCODE_ARCH_V9_P(arch) ((arch) >= SPARC_OPCODE_ARCH_V9)
/* Table of cpu variants. */
typedef struct sparc_opcode_arch
{
const char *name;
/* Mask of sparc_opcode_arch_val's supported.
EG: For v7 this would be
(SPARC_OPCODE_ARCH_MASK (..._V6) | SPARC_OPCODE_ARCH_MASK (..._V7)).
These are short's because sparc_opcode.architecture is. */
short supported;
} sparc_opcode_arch;
extern const struct sparc_opcode_arch sparc_opcode_archs[];
/* Given architecture name, look up it's sparc_opcode_arch_val value. */
extern enum sparc_opcode_arch_val sparc_opcode_lookup_arch (const char *);
/* Return the bitmask of supported architectures for ARCH. */
#define SPARC_OPCODE_SUPPORTED(ARCH) (sparc_opcode_archs[ARCH].supported)
/* Non-zero if ARCH1 conflicts with ARCH2.
IE: ARCH1 as a supported bit set that ARCH2 doesn't, and vice versa. */
#define SPARC_OPCODE_CONFLICT_P(ARCH1, ARCH2) \
(((SPARC_OPCODE_SUPPORTED (ARCH1) & SPARC_OPCODE_SUPPORTED (ARCH2)) \
!= SPARC_OPCODE_SUPPORTED (ARCH1)) \
&& ((SPARC_OPCODE_SUPPORTED (ARCH1) & SPARC_OPCODE_SUPPORTED (ARCH2)) \
!= SPARC_OPCODE_SUPPORTED (ARCH2)))
/* Structure of an opcode table entry. */
typedef struct sparc_opcode
{
const char *name;
unsigned long match; /* Bits that must be set. */
unsigned long lose; /* Bits that must not be set. */
const char *args;
/* This was called "delayed" in versions before the flags. */
unsigned int flags;
unsigned int hwcaps;
unsigned int hwcaps2;
short architecture; /* Bitmask of sparc_opcode_arch_val's. */
} sparc_opcode;
/* FIXME: Add F_ANACHRONISTIC flag for v9. */
#define F_DELAYED 0x00000001 /* Delayed branch. */
#define F_ALIAS 0x00000002 /* Alias for a "real" instruction. */
#define F_UNBR 0x00000004 /* Unconditional branch. */
#define F_CONDBR 0x00000008 /* Conditional branch. */
#define F_JSR 0x00000010 /* Subroutine call. */
#define F_FLOAT 0x00000020 /* Floating point instruction (not a branch). */
#define F_FBR 0x00000040 /* Floating point branch. */
#define F_PREFERRED 0x00000080 /* A preferred alias. */
#define F_PREF_ALIAS (F_ALIAS|F_PREFERRED)
/* These must match the ELF_SPARC_HWCAP_* and ELF_SPARC_HWCAP2_*
values precisely. See include/elf/sparc.h. */
#define HWCAP_MUL32 0x00000001 /* umul/umulcc/smul/smulcc insns */
#define HWCAP_DIV32 0x00000002 /* udiv/udivcc/sdiv/sdivcc insns */
#define HWCAP_FSMULD 0x00000004 /* 'fsmuld' insn */
#define HWCAP_V8PLUS 0x00000008 /* v9 insns available to 32bit */
#define HWCAP_POPC 0x00000010 /* 'popc' insn */
#define HWCAP_VIS 0x00000020 /* VIS insns */
#define HWCAP_VIS2 0x00000040 /* VIS2 insns */
#define HWCAP_ASI_BLK_INIT \
0x00000080 /* block init ASIs */
#define HWCAP_FMAF 0x00000100 /* fused multiply-add */
#define HWCAP_VIS3 0x00000400 /* VIS3 insns */
#define HWCAP_HPC 0x00000800 /* HPC insns */
#define HWCAP_RANDOM 0x00001000 /* 'random' insn */
#define HWCAP_TRANS 0x00002000 /* transaction insns */
#define HWCAP_FJFMAU 0x00004000 /* unfused multiply-add */
#define HWCAP_IMA 0x00008000 /* integer multiply-add */
#define HWCAP_ASI_CACHE_SPARING \
0x00010000 /* cache sparing ASIs */
#define HWCAP_AES 0x00020000 /* AES crypto insns */
#define HWCAP_DES 0x00040000 /* DES crypto insns */
#define HWCAP_KASUMI 0x00080000 /* KASUMI crypto insns */
#define HWCAP_CAMELLIA 0x00100000 /* CAMELLIA crypto insns */
#define HWCAP_MD5 0x00200000 /* MD5 hashing insns */
#define HWCAP_SHA1 0x00400000 /* SHA1 hashing insns */
#define HWCAP_SHA256 0x00800000 /* SHA256 hashing insns */
#define HWCAP_SHA512 0x01000000 /* SHA512 hashing insns */
#define HWCAP_MPMUL 0x02000000 /* Multiple Precision Multiply */
#define HWCAP_MONT 0x04000000 /* Montgomery Mult/Sqrt */
#define HWCAP_PAUSE 0x08000000 /* Pause insn */
#define HWCAP_CBCOND 0x10000000 /* Compare and Branch insns */
#define HWCAP_CRC32C 0x20000000 /* CRC32C insn */
#define HWCAP2_FJATHPLUS 0x00000001 /* Fujitsu Athena+ */
#define HWCAP2_VIS3B 0x00000002 /* Subset of VIS3 present on sparc64 X+. */
#define HWCAP2_ADP 0x00000004 /* Application Data Protection */
#define HWCAP2_SPARC5 0x00000008 /* The 29 new fp and sub instructions */
#define HWCAP2_MWAIT 0x00000010 /* mwait instruction and load/monitor ASIs */
#define HWCAP2_XMPMUL 0x00000020 /* XOR multiple precision multiply */
#define HWCAP2_XMONT 0x00000040 /* XOR Montgomery mult/sqr instructions */
#define HWCAP2_NSEC \
0x00000080 /* pause insn with support for nsec timings */
#define HWCAP2_FJATHHPC 0x00001000 /* Fujitsu HPC instrs */
#define HWCAP2_FJDES 0x00002000 /* Fujitsu DES instrs */
#define HWCAP2_FJAES 0x00010000 /* Fujitsu AES instrs */
/* All sparc opcodes are 32 bits, except for the `set' instruction (really a
macro), which is 64 bits. It is handled as a special case.
The match component is a mask saying which bits must match a particular
opcode in order for an instruction to be an instance of that opcode.
The args component is a string containing one character for each operand of the
instruction.
Kinds of operands:
# Number used by optimizer. It is ignored.
1 rs1 register.
2 rs2 register.
d rd register.
e frs1 floating point register.
v frs1 floating point register (double/even).
V frs1 floating point register (quad/multiple of 4).
f frs2 floating point register.
B frs2 floating point register (double/even).
R frs2 floating point register (quad/multiple of 4).
4 frs3 floating point register.
5 frs3 floating point register (doube/even).
g frsd floating point register.
H frsd floating point register (double/even).
J frsd floating point register (quad/multiple of 4).
} frsd floating point register (double/even) that is == frs2
b crs1 coprocessor register
c crs2 coprocessor register
D crsd coprocessor register
m alternate space register (asr) in rd
M alternate space register (asr) in rs1
h 22 high bits.
X 5 bit unsigned immediate
Y 6 bit unsigned immediate
3 SIAM mode (3 bits). (v9b)
K MEMBAR mask (7 bits). (v9)
j 10 bit Immediate. (v9)
I 11 bit Immediate. (v9)
i 13 bit Immediate.
n 22 bit immediate.
k 2+14 bit PC relative immediate. (v9)
G 19 bit PC relative immediate. (v9)
l 22 bit PC relative immediate.
L 30 bit PC relative immediate.
a Annul. The annul bit is set.
A Alternate address space. Stored as 8 bits.
C Coprocessor state register.
F floating point state register.
p Processor state register.
N Branch predict clear ",pn" (v9)
T Branch predict set ",pt" (v9)
z %icc. (v9)
Z %xcc. (v9)
q Floating point queue.
r Single register that is both rs1 and rd.
O Single register that is both rs2 and rd.
Q Coprocessor queue.
S Special case.
t Trap base register.
w Window invalid mask register.
y Y register.
u sparclet coprocessor registers in rd position
U sparclet coprocessor registers in rs1 position
E %ccr. (v9)
s %fprs. (v9)
P %pc. (v9)
W %tick. (v9)
{ %mcdper. (v9b)
o %asi. (v9)
6 %fcc0. (v9)
7 %fcc1. (v9)
8 %fcc2. (v9)
9 %fcc3. (v9)
! Privileged Register in rd (v9)
? Privileged Register in rs1 (v9)
% Hyperprivileged Register in rd (v9b)
$ Hyperprivileged Register in rs1 (v9b)
* Prefetch function constant. (v9)
x OPF field (v9 impdep).
0 32/64 bit immediate for set or setx (v9) insns
_ Ancillary state register in rd (v9a)
/ Ancillary state register in rs1 (v9a)
( entire floating point state register (%efsr)
) 5 bit immediate placed in RS3 field
= 2+8 bit PC relative immediate. (v9) */
#define OP2(x) (((x) & 0x7) << 22) /* Op2 field of format2 insns. */
#define OP3(x) (((x) & 0x3f) << 19) /* Op3 field of format3 insns. */
#define OP(x) ((unsigned) ((x) & 0x3) << 30) /* Op field of all insns. */
#define OPF(x) (((x) & 0x1ff) << 5) /* Opf field of float insns. */
#define OPF_LOW5(x) OPF ((x) & 0x1f) /* V9. */
#define OPF_LOW4(x) OPF ((x) & 0xf) /* V9. */
#define F3F(x, y, z) (OP (x) | OP3 (y) | OPF (z)) /* Format3 float insns. */
#define F3F4(x, y, z) (OP (x) | OP3 (y) | OPF_LOW4 (z))
#define F3I(x) (((x) & 0x1) << 13) /* Immediate field of format 3 insns. */
#define F2(x, y) (OP (x) | OP2(y)) /* Format 2 insns. */
#define F3(x, y, z) (OP (x) | OP3(y) | F3I(z)) /* Format3 insns. */
#define F1(x) (OP (x))
#define DISP30(x) ((x) & 0x3fffffff)
#define ASI(x) (((x) & 0xff) << 5) /* Asi field of format3 insns. */
#define RS2(x) ((x) & 0x1f) /* Rs2 field. */
#define SIMM13(x) ((x) & 0x1fff) /* Simm13 field. */
#define RD(x) (((x) & 0x1f) << 25) /* Destination register field. */
#define RS1(x) (((x) & 0x1f) << 14) /* Rs1 field. */
#define RS3(x) (((x) & 0x1f) << 9) /* Rs3 field. */
#define ASI_RS2(x) (SIMM13 (x))
#define MEMBAR(x) ((x) & 0x7f)
#define SLCPOP(x) (((x) & 0x7f) << 6) /* Sparclet cpop. */
#define ANNUL (1 << 29)
#define BPRED (1 << 19) /* V9. */
#define IMMED F3I (1)
#define RD_G0 RD (~0)
#define RS1_G0 RS1 (~0)
#define RS2_G0 RS2 (~0)
extern const struct sparc_opcode sparc_opcodes[];
extern const int sparc_num_opcodes;
extern int sparc_encode_asi (const char *);
extern const char *sparc_decode_asi (int);
extern int sparc_encode_membar (const char *);
extern const char *sparc_decode_membar (int);
extern int sparc_encode_prefetch (const char *);
extern const char *sparc_decode_prefetch (int);
extern int sparc_encode_sparclet_cpreg (const char *);
extern const char *sparc_decode_sparclet_cpreg (int);
/* Local Variables:
fill-column: 131
comment-column: 0
End: */
#ifdef __cplusplus
}
#endif
|
