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Diffstat (limited to 'include/opcode/sparc.h')
| -rw-r--r-- | include/opcode/sparc.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/include/opcode/sparc.h b/include/opcode/sparc.h deleted file mode 100644 index 5b6b5d1..0000000 --- a/include/opcode/sparc.h +++ /dev/null @@ -1,242 +0,0 @@ -/* Definitions for opcode table for the sparc. - Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000 - 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 2, 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 COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -#include <ansidecl.h> - -/* 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_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_BAD /* error return from sparc_opcode_lookup_arch */ -}; - -/* The highest architecture in the table. */ -#define SPARC_OPCODE_ARCH_MAX (SPARC_OPCODE_ARCH_BAD - 1) - -/* 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. */ - -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; -}; - -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 - PARAMS ((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. */ - -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. */ - char flags; - short architecture; /* Bitmask of sparc_opcode_arch_val's. */ -}; - -#define F_DELAYED 1 /* Delayed branch */ -#define F_ALIAS 2 /* Alias for a "real" instruction */ -#define F_UNBR 4 /* Unconditional branch */ -#define F_CONDBR 8 /* Conditional branch */ -#define F_JSR 16 /* Subroutine call */ -#define F_FLOAT 32 /* Floating point instruction (not a branch) */ -#define F_FBR 64 /* Floating point branch */ -/* FIXME: Add F_ANACHRONISTIC flag for v9. */ - -/* - -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). - g frsd floating point register. - H frsd floating point register (double/even). - J frsd floating point register (quad/multiple of 4). - 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) - 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) - * 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) - -The following chars are unused: (note: ,[] are used as punctuation) -[45] - -*/ - -#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 F3F(x, y, z) (OP(x) | OP3(y) | OPF(z)) /* format3 float insns */ -#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 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 PARAMS ((const char *)); -extern const char *sparc_decode_asi PARAMS ((int)); -extern int sparc_encode_membar PARAMS ((const char *)); -extern const char *sparc_decode_membar PARAMS ((int)); -extern int sparc_encode_prefetch PARAMS ((const char *)); -extern const char *sparc_decode_prefetch PARAMS ((int)); -extern int sparc_encode_sparclet_cpreg PARAMS ((const char *)); -extern const char *sparc_decode_sparclet_cpreg PARAMS ((int)); - -/* - * Local Variables: - * fill-column: 131 - * comment-column: 0 - * End: - */ - -/* end of sparc.h */ |