diff options
Diffstat (limited to 'gnu/usr.bin/binutils/include/opcode/ia64.h')
| -rw-r--r-- | gnu/usr.bin/binutils/include/opcode/ia64.h | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/gnu/usr.bin/binutils/include/opcode/ia64.h b/gnu/usr.bin/binutils/include/opcode/ia64.h new file mode 100644 index 00000000000..642330cc118 --- /dev/null +++ b/gnu/usr.bin/binutils/include/opcode/ia64.h @@ -0,0 +1,391 @@ +/* ia64.h -- Header file for ia64 opcode table + Copyright (C) 1998, 1999 David Mosberger-Tang <davidm@hpl.hp.com> + + See the file HP-COPYRIGHT for additional information. */ + +#ifndef opcode_ia64_h +#define opcode_ia64_h + +#include <sys/types.h> + +#include <bfd.h> + + +typedef BFD_HOST_U_64_BIT ia64_insn; + +enum ia64_insn_type + { + IA64_TYPE_NIL = 0, /* illegal type */ + IA64_TYPE_A, /* integer alu (I- or M-unit) */ + IA64_TYPE_I, /* non-alu integer (I-unit) */ + IA64_TYPE_M, /* memory (M-unit) */ + IA64_TYPE_B, /* branch (B-unit) */ + IA64_TYPE_F, /* floating-point (F-unit) */ + IA64_TYPE_X, /* long encoding (X-unit) */ + IA64_TYPE_DYN, /* Dynamic opcode */ + IA64_NUM_TYPES + }; + +enum ia64_unit + { + IA64_UNIT_NIL = 0, /* illegal unit */ + IA64_UNIT_I, /* integer unit */ + IA64_UNIT_M, /* memory unit */ + IA64_UNIT_B, /* branching unit */ + IA64_UNIT_F, /* floating-point unit */ + IA64_UNIT_L, /* long "unit" */ + IA64_UNIT_X, /* may be integer or branch unit */ + IA64_NUM_UNITS + }; + +/* Changes to this enumeration must be propagated to the operand table in + bfd/cpu-ia64-opc.c + */ +enum ia64_opnd + { + IA64_OPND_NIL, /* no operand---MUST BE FIRST!*/ + + /* constants */ + IA64_OPND_AR_CCV, /* application register ccv (ar.ccv) */ + IA64_OPND_AR_PFS, /* application register pfs (ar.pfs) */ + IA64_OPND_C1, /* the constant 1 */ + IA64_OPND_C8, /* the constant 8 */ + IA64_OPND_C16, /* the constant 16 */ + IA64_OPND_GR0, /* gr0 */ + IA64_OPND_IP, /* instruction pointer (ip) */ + IA64_OPND_PR, /* predicate register (pr) */ + IA64_OPND_PR_ROT, /* rotating predicate register (pr.rot) */ + IA64_OPND_PSR, /* processor status register (psr) */ + IA64_OPND_PSR_L, /* processor status register L (psr.l) */ + IA64_OPND_PSR_UM, /* processor status register UM (psr.um) */ + + /* register operands: */ + IA64_OPND_AR3, /* third application register # (bits 20-26) */ + IA64_OPND_B1, /* branch register # (bits 6-8) */ + IA64_OPND_B2, /* branch register # (bits 13-15) */ + IA64_OPND_CR3, /* third control register # (bits 20-26) */ + IA64_OPND_F1, /* first floating-point register # */ + IA64_OPND_F2, /* second floating-point register # */ + IA64_OPND_F3, /* third floating-point register # */ + IA64_OPND_F4, /* fourth floating-point register # */ + IA64_OPND_P1, /* first predicate # */ + IA64_OPND_P2, /* second predicate # */ + IA64_OPND_R1, /* first register # */ + IA64_OPND_R2, /* second register # */ + IA64_OPND_R3, /* third register # */ + IA64_OPND_R3_2, /* third register # (limited to gr0-gr3) */ + + /* indirect operands: */ + IA64_OPND_CPUID_R3, /* cpuid[reg] */ + IA64_OPND_DBR_R3, /* dbr[reg] */ + IA64_OPND_DTR_R3, /* dtr[reg] */ + IA64_OPND_ITR_R3, /* itr[reg] */ + IA64_OPND_IBR_R3, /* ibr[reg] */ + IA64_OPND_MR3, /* memory at addr of third register # */ + IA64_OPND_MSR_R3, /* msr[reg] */ + IA64_OPND_PKR_R3, /* pkr[reg] */ + IA64_OPND_PMC_R3, /* pmc[reg] */ + IA64_OPND_PMD_R3, /* pmd[reg] */ + IA64_OPND_RR_R3, /* rr[reg] */ + + /* immediate operands: */ + IA64_OPND_CCNT5, /* 5-bit count (31 - bits 20-24) */ + IA64_OPND_CNT2a, /* 2-bit count (1 + bits 27-28) */ + IA64_OPND_CNT2b, /* 2-bit count (bits 27-28): 1, 2, 3 */ + IA64_OPND_CNT2c, /* 2-bit count (bits 30-31): 0, 7, 15, or 16 */ + IA64_OPND_CNT5, /* 5-bit count (bits 14-18) */ + IA64_OPND_CNT6, /* 6-bit count (bits 27-32) */ + IA64_OPND_CPOS6a, /* 6-bit count (63 - bits 20-25) */ + IA64_OPND_CPOS6b, /* 6-bit count (63 - bits 14-19) */ + IA64_OPND_CPOS6c, /* 6-bit count (63 - bits 31-36) */ + IA64_OPND_IMM1, /* signed 1-bit immediate (bit 36) */ + IA64_OPND_IMMU2, /* unsigned 2-bit immediate (bits 13-14) */ + IA64_OPND_IMMU7a, /* unsigned 7-bit immediate (bits 13-19) */ + IA64_OPND_IMMU7b, /* unsigned 7-bit immediate (bits 20-26) */ + IA64_OPND_SOF, /* 8-bit stack frame size */ + IA64_OPND_SOL, /* 8-bit size of locals */ + IA64_OPND_SOR, /* 6-bit number of rotating registers (scaled by 8) */ + IA64_OPND_IMM8, /* signed 8-bit immediate (bits 13-19 & 36) */ + IA64_OPND_IMM8U4, /* cmp4*u signed 8-bit immediate (bits 13-19 & 36) */ + IA64_OPND_IMM8M1, /* signed 8-bit immediate -1 (bits 13-19 & 36) */ + IA64_OPND_IMM8M1U4, /* cmp4*u signed 8-bit immediate -1 (bits 13-19 & 36)*/ + IA64_OPND_IMM8M1U8, /* cmp*u signed 8-bit immediate -1 (bits 13-19 & 36) */ + IA64_OPND_IMMU9, /* unsigned 9-bit immediate (bits 33-34, 20-26) */ + IA64_OPND_IMM9a, /* signed 9-bit immediate (bits 6-12, 27, 36) */ + IA64_OPND_IMM9b, /* signed 9-bit immediate (bits 13-19, 27, 36) */ + IA64_OPND_IMM14, /* signed 14-bit immediate (bits 13-19, 27-32, 36) */ + IA64_OPND_IMM17, /* signed 17-bit immediate (2*bits 6-12, 24-31, 36) */ + IA64_OPND_IMMU21, /* unsigned 21-bit immediate (bits 6-25, 36) */ + IA64_OPND_IMM22, /* signed 22-bit immediate (bits 13-19, 22-36) */ + IA64_OPND_IMMU24, /* unsigned 24-bit immediate (bits 6-26, 31-32, 36) */ + IA64_OPND_IMM44, /* signed 44-bit immediate (2^16*bits 6-32, 36) */ + IA64_OPND_IMMU62, /* unsigned 62-bit immediate */ + IA64_OPND_IMMU64, /* unsigned 64-bit immediate (lotsa bits...) */ + IA64_OPND_INC3, /* signed 3-bit (bits 13-15): +/-1, 4, 8, 16 */ + IA64_OPND_LEN4, /* 4-bit count (bits 27-30 + 1) */ + IA64_OPND_LEN6, /* 6-bit count (bits 27-32 + 1) */ + IA64_OPND_MBTYPE4, /* 4-bit mux type (bits 20-23) */ + IA64_OPND_MHTYPE8, /* 8-bit mux type (bits 20-27) */ + IA64_OPND_POS6, /* 6-bit count (bits 14-19) */ + IA64_OPND_TAG13, /* signed 13-bit tag (ip + 16*bits 6-12, 33-34) */ + IA64_OPND_TAG13b, /* signed 13-bit tag (ip + 16*bits 24-32) */ + IA64_OPND_TGT25, /* signed 25-bit (ip + 16*bits 6-25, 36) */ + IA64_OPND_TGT25b, /* signed 25-bit (ip + 16*bits 6-12, 20-32, 36) */ + IA64_OPND_TGT25c, /* signed 25-bit (ip + 16*bits 13-32, 36) */ + IA64_OPND_TGT64, /* 64-bit (ip + 16*bits 13-32, 36, 2-40(L)) */ + + IA64_OPND_COUNT /* # of operand types (MUST BE LAST!) */ + }; + +enum ia64_dependency_mode +{ + IA64_DV_RAW, + IA64_DV_WAW, + IA64_DV_WAR, +}; + +enum ia64_dependency_semantics +{ + IA64_DVS_NONE, + IA64_DVS_IMPLIED, + IA64_DVS_IMPLIEDF, + IA64_DVS_DATA, + IA64_DVS_INSTR, + IA64_DVS_SPECIFIC, + IA64_DVS_STOP, + IA64_DVS_OTHER, +}; + +enum ia64_resource_specifier +{ + IA64_RS_ANY, + IA64_RS_AR_K, + IA64_RS_AR_UNAT, + IA64_RS_AR, /* 8-15, 20, 22-23, 31, 33-35, 37-39, 41-43, 45-47, 67-111 */ + IA64_RS_ARb, /* 48-63, 112-127 */ + IA64_RS_BR, + IA64_RS_CFM, + IA64_RS_CPUID, + IA64_RS_CR_IRR, + IA64_RS_CR_LRR, + IA64_RS_CR, /* 3-7,10-15,18,26-63,75-79,82-127 */ + IA64_RS_DBR, + IA64_RS_FR, + IA64_RS_FRb, + IA64_RS_GR0, + IA64_RS_GR, + IA64_RS_IBR, + IA64_RS_INSERVICE, /* CR[EOI] or CR[IVR] */ + IA64_RS_MSR, + IA64_RS_PKR, + IA64_RS_PMC, + IA64_RS_PMD, + IA64_RS_PR, /* non-rotating, 1-15 */ + IA64_RS_PRr, /* rotating, 16-62 */ + IA64_RS_PR63, + IA64_RS_RR, + + IA64_RS_ARX, /* ARs not in RS_AR or RS_ARb */ + IA64_RS_CRX, /* CRs not in RS_CR */ + IA64_RS_PSR, /* PSR bits */ + IA64_RS_RSE, /* implementation-specific RSE resources */ + IA64_RS_AR_FPSR, +}; + +enum ia64_rse_resource +{ + IA64_RSE_N_STACKED_PHYS, + IA64_RSE_BOF, + IA64_RSE_STORE_REG, + IA64_RSE_LOAD_REG, + IA64_RSE_BSPLOAD, + IA64_RSE_RNATBITINDEX, + IA64_RSE_CFLE, + IA64_RSE_NDIRTY, +}; + +/* Information about a given resource dependency */ +struct ia64_dependency +{ + /* Name of the resource */ + const char *name; + /* Does this dependency need further specification? */ + enum ia64_resource_specifier specifier; + /* Mode of dependency */ + enum ia64_dependency_mode mode; + /* Dependency semantics */ + enum ia64_dependency_semantics semantics; + /* Register index, if applicable (distinguishes AR, CR, and PSR deps) */ +#define REG_NONE (-1) + int regindex; + /* Special info on semantics */ + const char *info; +}; + +/* Two arrays of indexes into the ia64_dependency table. + chks are dependencies to check for conflicts when an opcode is + encountered; regs are dependencies to register (mark as used) when an + opcode is used. chks correspond to readers (RAW) or writers (WAW or + WAR) of a resource, while regs correspond to writers (RAW or WAW) and + readers (WAR) of a resource. */ +struct ia64_opcode_dependency +{ + int nchks; + const unsigned short *chks; + int nregs; + const unsigned short *regs; +}; + +/* encode/extract the note/index for a dependency */ +#define RDEP(N,X) (((N)<<11)|(X)) +#define NOTE(X) (((X)>>11)&0x1F) +#define DEP(X) ((X)&0x7FF) + +/* A template descriptor describes the execution units that are active + for each of the three slots. It also specifies the location of + instruction group boundaries that may be present between two slots. */ +struct ia64_templ_desc + { + int group_boundary; /* 0=no boundary, 1=between slot 0 & 1, etc. */ + enum ia64_unit exec_unit[3]; + const char *name; + }; + +/* The opcode table is an array of struct ia64_opcode. */ + +struct ia64_opcode + { + /* The opcode name. */ + const char *name; + + /* The type of the instruction: */ + enum ia64_insn_type type; + + /* Number of output operands: */ + int num_outputs; + + /* The opcode itself. Those bits which will be filled in with + operands are zeroes. */ + ia64_insn opcode; + + /* The opcode mask. This is used by the disassembler. This is a + mask containing ones indicating those bits which must match the + opcode field, and zeroes indicating those bits which need not + match (and are presumably filled in by operands). */ + ia64_insn mask; + + /* An array of operand codes. Each code is an index into the + operand table. They appear in the order which the operands must + appear in assembly code, and are terminated by a zero. */ + enum ia64_opnd operands[5]; + + /* One bit flags for the opcode. These are primarily used to + indicate specific processors and environments support the + instructions. The defined values are listed below. */ + unsigned int flags; + + /* Used by ia64_find_next_opcode (). */ + short ent_index; + + /* Opcode dependencies. */ + const struct ia64_opcode_dependency *dependencies; + }; + +/* Values defined for the flags field of a struct ia64_opcode. */ + +#define IA64_OPCODE_FIRST (1<<0) /* must be first in an insn group */ +#define IA64_OPCODE_X_IN_MLX (1<<1) /* insn is allowed in X slot of MLX */ +#define IA64_OPCODE_LAST (1<<2) /* must be last in an insn group */ +#define IA64_OPCODE_PRIV (1<<3) /* privileged instruct */ +#define IA64_OPCODE_SLOT2 (1<<4) /* insn allowed in slot 2 only */ +#define IA64_OPCODE_NO_PRED (1<<5) /* insn cannot be predicated */ +#define IA64_OPCODE_PSEUDO (1<<6) /* insn is a pseudo-op */ +#define IA64_OPCODE_F2_EQ_F3 (1<<7) /* constraint: F2 == F3 */ +#define IA64_OPCODE_LEN_EQ_64MCNT (1<<8) /* constraint: LEN == 64-CNT */ +#define IA64_OPCODE_MOD_RRBS (1<<9) /* modifies all rrbs in CFM */ +#define IA64_OPCODE_POSTINC (1<<10) /* postincrement MR3 operand */ + +/* A macro to extract the major opcode from an instruction. */ +#define IA64_OP(i) (((i) >> 37) & 0xf) + +enum ia64_operand_class + { + IA64_OPND_CLASS_CST, /* constant */ + IA64_OPND_CLASS_REG, /* register */ + IA64_OPND_CLASS_IND, /* indirect register */ + IA64_OPND_CLASS_ABS, /* absolute value */ + IA64_OPND_CLASS_REL, /* IP-relative value */ + }; + +/* The operands table is an array of struct ia64_operand. */ + +struct ia64_operand +{ + enum ia64_operand_class class; + + /* Set VALUE as the operand bits for the operand of type SELF in the + instruction pointed to by CODE. If an error occurs, *CODE is not + modified and the returned string describes the cause of the + error. If no error occurs, NULL is returned. */ + const char *(*insert) (const struct ia64_operand *self, ia64_insn value, + ia64_insn *code); + + /* Extract the operand bits for an operand of type SELF from + instruction CODE store them in *VALUE. If an error occurs, the + cause of the error is described by the string returned. If no + error occurs, NULL is returned. */ + const char *(*extract) (const struct ia64_operand *self, ia64_insn code, + ia64_insn *value); + + /* A string whose meaning depends on the operand class. */ + + const char *str; + + struct bit_field + { + /* The number of bits in the operand. */ + int bits; + + /* How far the operand is left shifted in the instruction. */ + int shift; + } + field[4]; /* no operand has more than this many bit-fields */ + + unsigned int flags; + + const char *desc; /* brief description */ +}; + +/* Values defined for the flags field of a struct ia64_operand. */ + +/* Disassemble as signed decimal (instead of hex): */ +#define IA64_OPND_FLAG_DECIMAL_SIGNED (1<<0) +/* Disassemble as unsigned decimal (instead of hex): */ +#define IA64_OPND_FLAG_DECIMAL_UNSIGNED (1<<1) + +extern const struct ia64_templ_desc ia64_templ_desc[16]; + +/* The tables are sorted by major opcode number and are otherwise in + the order in which the disassembler should consider instructions. */ +extern struct ia64_opcode ia64_opcodes_a[]; +extern struct ia64_opcode ia64_opcodes_i[]; +extern struct ia64_opcode ia64_opcodes_m[]; +extern struct ia64_opcode ia64_opcodes_b[]; +extern struct ia64_opcode ia64_opcodes_f[]; +extern struct ia64_opcode ia64_opcodes_d[]; + + +extern struct ia64_opcode *ia64_find_opcode (const char *name); +extern struct ia64_opcode *ia64_find_next_opcode (struct ia64_opcode *ent); + +extern struct ia64_opcode *ia64_dis_opcode (ia64_insn insn, + enum ia64_insn_type type); + +extern void ia64_free_opcode (struct ia64_opcode *ent); +extern const struct ia64_dependency *ia64_find_dependency (int index); + +/* To avoid circular library dependencies, this array is implemented + in bfd/cpu-ia64-opc.c: */ +extern const struct ia64_operand elf64_ia64_operands[IA64_OPND_COUNT]; + +#endif /* opcode_ia64_h */ |