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#ifndef PPC_H #define PPC_H
#ifdef __cplusplus extern"C" { #endif
typedef uint64_t ppc_cpu_t;
/* The opcode table is an array of struct powerpc_opcode. */
struct powerpc_opcode
{ /* The opcode name. */ constchar *name;
/* The opcode itself. Those bits which will be filled in with
operands are zeroes. */ unsignedlong opcode;
/* The opcode mask. This is used by the disassembler. This is a maskcontainingonesindicatingthosebitswhichmustmatchthe opcodefield,andzeroesindicatingthosebitswhichneednot
match (and are presumably filled in by operands). */ unsignedlong mask;
/* One bit flags for the opcode. These are used to indicate which specificprocessorssupporttheinstructions.Thedefinedvalues
are listed below. */
ppc_cpu_t flags;
/* One bit flags for the opcode. These are used to indicate which specificprocessorsnolongersupporttheinstructions.Thedefined
values are listed below. */
ppc_cpu_t deprecated;
/* An array of operand codes. Each code is an index into the operandtable.Theyappearintheorderwhichtheoperandsmust
appear in assembly code, and are terminated by a zero. */ unsignedchar operands[8];
};
/* The table itself is sorted by major opcode number, and is otherwise intheorderinwhichthedisassemblershouldconsider
instructions. */ externconststruct powerpc_opcode powerpc_opcodes[]; externconstint powerpc_num_opcodes; externconststruct powerpc_opcode vle_opcodes[]; externconstint vle_num_opcodes;
/* Values defined for the flags field of a struct powerpc_opcode. */
/* Opcode is defined for the PowerPC architecture. */ #define PPC_OPCODE_PPC 1
/* Opcode is defined for the POWER (RS/6000) architecture. */ #define PPC_OPCODE_POWER 2
/* Opcode is defined for the POWER2 (Rios 2) architecture. */ #define PPC_OPCODE_POWER2 4
/* Opcode is supported by the Motorola PowerPC 601 processor. The 601 isassumedtosupportallPowerPC(PPC_OPCODE_PPC)instructions,
but it also supports many additional POWER instructions. */ #define PPC_OPCODE_601 8
/* Opcode is supported in both the Power and PowerPC architectures (ie,compiler's-mcpu=commonorassembler's-mcom).Morethanjust theintersectionofPPC_OPCODE_PPCwiththeunionofPPC_OPCODE_POWER andPPC_OPCODE_POWER2becausemanyinstructionschangedmnemonics
between POWER and POWERPC. */ #define PPC_OPCODE_COMMON 0x10
/* Opcode is supported for any Power or PowerPC platform (this is
for the assembler's -many option, and it eliminates duplicates). */ #define PPC_OPCODE_ANY 0x20
/* Opcode is only defined on 64 bit architectures. */ #define PPC_OPCODE_64 0x40
/* Opcode is supported as part of the 64-bit bridge. */ #define PPC_OPCODE_64_BRIDGE 0x80
/* Opcode is supported by Altivec Vector Unit */ #define PPC_OPCODE_ALTIVEC 0x100
/* Opcode is supported by PowerPC 403 processor. */ #define PPC_OPCODE_403 0x200
/* Opcode is supported by PowerPC BookE processor. */ #define PPC_OPCODE_BOOKE 0x400
/* Opcode is supported by PowerPC 440 processor. */ #define PPC_OPCODE_440 0x800
/* Opcode is only supported by Power4 architecture. */ #define PPC_OPCODE_POWER4 0x1000
/* Opcode is only supported by Power7 architecture. */ #define PPC_OPCODE_POWER7 0x2000
/* Opcode is only supported by e500x2 Core. */ #define PPC_OPCODE_SPE 0x4000
/* Opcode is supported by e500x2 Integer select APU. */ #define PPC_OPCODE_ISEL 0x8000
/* Opcode is an e500 SPE floating point instruction. */ #define PPC_OPCODE_EFS 0x10000
/* Opcode is supported by branch locking APU. */ #define PPC_OPCODE_BRLOCK 0x20000
/* Opcode is supported by performance monitor APU. */ #define PPC_OPCODE_PMR 0x40000
/* Opcode is supported by cache locking APU. */ #define PPC_OPCODE_CACHELCK 0x80000
/* Opcode is supported by machine check APU. */ #define PPC_OPCODE_RFMCI 0x100000
/* Opcode is only supported by Power5 architecture. */ #define PPC_OPCODE_POWER5 0x200000
/* Opcode is supported by PowerPC e300 family. */ #define PPC_OPCODE_E300 0x400000
/* Opcode is only supported by Power6 architecture. */ #define PPC_OPCODE_POWER6 0x800000
/* Opcode is only supported by PowerPC Cell family. */ #define PPC_OPCODE_CELL 0x1000000
/* Opcode is supported by CPUs with paired singles support. */ #define PPC_OPCODE_PPCPS 0x2000000
/* Opcode is supported by Power E500MC */ #define PPC_OPCODE_E500MC 0x4000000
/* Opcode is supported by PowerPC 405 processor. */ #define PPC_OPCODE_405 0x8000000
/* Opcode is supported by Vector-Scalar (VSX) Unit */ #define PPC_OPCODE_VSX 0x10000000
/* Opcode is supported by A2. */ #define PPC_OPCODE_A2 0x20000000
/* Opcode is supported by PowerPC 476 processor. */ #define PPC_OPCODE_476 0x40000000
/* Opcode is supported by AppliedMicro Titan core */ #define PPC_OPCODE_TITAN 0x80000000
/* Opcode which is supported by the e500 family */ #define PPC_OPCODE_E500 0x100000000ull
/* Opcode is supported by Extended Altivec Vector Unit */ #define PPC_OPCODE_ALTIVEC2 0x200000000ull
/* Opcode is supported by Power E6500 */ #define PPC_OPCODE_E6500 0x400000000ull
/* Opcode is supported by Thread management APU */ #define PPC_OPCODE_TMR 0x800000000ull
/* Opcode which is supported by the VLE extension. */ #define PPC_OPCODE_VLE 0x1000000000ull
/* Opcode is only supported by Power8 architecture. */ #define PPC_OPCODE_POWER8 0x2000000000ull
/* Opcode which is supported by the Hardware Transactional Memory extension. */ /* Currently, this is the same as the POWER8 mask. If another cpu comes out
that isn't a superset of POWER8, we can define this to its own mask. */ #define PPC_OPCODE_HTM PPC_OPCODE_POWER8
/* Opcode is supported by ppc750cl. */ #define PPC_OPCODE_750 0x4000000000ull
/* Opcode is supported by ppc7450. */ #define PPC_OPCODE_7450 0x8000000000ull
/* Opcode is supported by ppc821/850/860. */ #define PPC_OPCODE_860 0x10000000000ull
/* Opcode is only supported by Power9 architecture. */ #define PPC_OPCODE_POWER9 0x20000000000ull
/* Opcode is supported by Vector-Scalar (VSX) Unit from ISA 2.08. */ #define PPC_OPCODE_VSX3 0x40000000000ull
/* Opcode is supported by e200z4. */ #define PPC_OPCODE_E200Z4 0x80000000000ull
/* A macro to extract the major opcode from an instruction. */ #define PPC_OP(i) (((i) >> 26) & 0x3f)
/* A macro to determine if the instruction is a 2-byte VLE insn. */ #define PPC_OP_SE_VLE(m) ((m) <= 0xffff)
/* A macro to extract the major opcode from a VLE instruction. */ #define VLE_OP(i,m) (((i) >> ((m) <= 0xffff ? 10 : 26)) & 0x3f)
/* A macro to convert a VLE opcode to a VLE opcode segment. */ #define VLE_OP_TO_SEG(i) ((i) >> 1)
/* The operands table is an array of struct powerpc_operand. */
struct powerpc_operand
{ /* A bitmask of bits in the operand. */ unsignedint bitm;
/* The shift operation to be applied to the operand. No shift ismadeifthisiszero.Forpositivevalues,theoperand isshiftedleftbySHIFT.Fornegativevalues,theoperand isshiftedrightby-SHIFT.UsePPC_OPSHIFT_INVtoindicate thatBITMandSHIFTcannotbeusedtodeterminewherethe
operand goes in the insn. */ int shift;
/* Insertion function. This is used by the assembler. To insert an operandvalueintoaninstruction,checkthisfield.
IfthisfieldisnotNULL,thensimplycallitwiththe instructionvalue.Itwillreturnthevalueoftheoperand.If theINVALIDargumentisnotNULL,*INVALIDwillbesetto non-zeroifthisoperandtypecannotactuallybeextractedfrom thisoperand(i.e.,theinstructiondoesnotmatch).Ifthe
operand is valid, *INVALID will not be changed. */ long (*extract) (unsignedlong instruction, ppc_cpu_t dialect, int *invalid);
/* One bit syntax flags. */ unsignedlong flags;
};
/* Elements in the table are retrieved by indexing with values from
the operands field of the powerpc_opcodes table. */
/* Use with the shift field of a struct powerpc_operand to indicate thatBITMandSHIFTcannotbeusedtodeterminewheretheoperand
goes in the insn. */ #define PPC_OPSHIFT_INV (-1U << 31)
/* Values defined for the flags field of a struct powerpc_operand. */
/* This operand takes signed values. */ #define PPC_OPERAND_SIGNED (0x1)
/* This operand takes signed values, but also accepts a full positive rangeofvalueswhenrunningin32bitmode.Thatis,ifbitsis 16,ittakesanyvaluefrom-0x8000to0xffff.In64bitmode,
this flag is ignored. */ #define PPC_OPERAND_SIGNOPT (0x2)
/* This operand does not actually exist in the assembler input. This isusedtosupportextendedmnemonicssuchasmr,forwhichtwo operandsfieldsareidentical.Theassemblershouldcallthe insertfunctionwithanyopvalue.Thedisassemblershouldcall theextractfunction,ignorethereturnvalue,andcheckthevalue
placed in the valid argument. */ #define PPC_OPERAND_FAKE (0x4)
/* The next operand should be wrapped in parentheses rather than separatedfromthisonebyacomma.Thisisusedfortheloadand storeinstructionswhichwanttheiroperandstolooklike reg,displacement(reg)
*/ #define PPC_OPERAND_PARENS (0x8)
/* This operand may use the symbolic names for the CR fields, which are lt0gt1eq2so3un3 cr00cr11cr22cr33 cr44cr55cr66cr77 Thesemaybecombinedarithmetically,asincr2*4+gt.Theseare
only supported on the PowerPC, not the POWER. */ #define PPC_OPERAND_CR_BIT (0x10)
/* This operand names a register. The disassembler uses this to print
register names with a leading 'r'. */ #define PPC_OPERAND_GPR (0x20)
/* Like PPC_OPERAND_GPR, but don't print a leading 'r' for r0. */ #define PPC_OPERAND_GPR_0 (0x40)
/* This operand names a floating point register. The disassembler
prints these with a leading 'f'. */ #define PPC_OPERAND_FPR (0x80)
/* This operand is a relative branch displacement. The disassembler
prints these symbolically if possible. */ #define PPC_OPERAND_RELATIVE (0x100)
/* This operand is an absolute branch address. The disassembler
prints these symbolically if possible. */ #define PPC_OPERAND_ABSOLUTE (0x200)
/* This operand is optional, and is zero if omitted. This is used for example,intheoptionalBFfieldinthecomparisoninstructions.The assemblermustcountthenumberofoperandsremainingontheline, andthenumberofoperandsremainingfortheopcode,anddecide whetherthisoperandispresentornot.Thedisassemblershould
print this operand out only if it is not zero. */ #define PPC_OPERAND_OPTIONAL (0x400)
/* This flag is only used with PPC_OPERAND_OPTIONAL. If this operand isomitted,thenforthenextoperandusethisoperandvalueplus 1,ignoringthenextoperandfieldfortheopcode.Thiswretched hackisneededbecausethePowerrotateinstructionscantake either4or5operands.Thedisassemblershouldprintthisoperand
out regardless of the PPC_OPERAND_OPTIONAL field. */ #define PPC_OPERAND_NEXT (0x800)
/* This operand should be regarded as a negative number for the purposesofoverflowchecking(i.e.,thenormalmostnegative numberisdisallowedandonemorethanthenormalmostpositive numberisallowed).Thisflagwillonlybesetforasigned
operand. */ #define PPC_OPERAND_NEGATIVE (0x1000)
/* This operand names a vector unit register. The disassembler
prints these with a leading 'v'. */ #define PPC_OPERAND_VR (0x2000)
/* This operand is for the DS field in a DS form instruction. */ #define PPC_OPERAND_DS (0x4000)
/* This operand is for the DQ field in a DQ form instruction. */ #define PPC_OPERAND_DQ (0x8000)
/* Valid range of operand is 0..n rather than 0..n-1. */ #define PPC_OPERAND_PLUS1 (0x10000)
/* Xilinx APU and FSL related operands */ #define PPC_OPERAND_FSL (0x20000) #define PPC_OPERAND_FCR (0x40000) #define PPC_OPERAND_UDI (0x80000)
/* This operand names a vector-scalar unit register. The disassembler
prints these with a leading 'vs'. */ #define PPC_OPERAND_VSR (0x100000)
/* This is a CR FIELD that does not use symbolic names. */ #define PPC_OPERAND_CR_REG (0x200000)
/* This flag is only used with PPC_OPERAND_OPTIONAL. If this operand isomitted,thenthevalueitshouldusefortheoperandisstored
in the SHIFT field of the immediatly following operand field. */ #define PPC_OPERAND_OPTIONAL_VALUE (0x400000)
/* This flag is only used with PPC_OPERAND_OPTIONAL. The operand is
only optional when generating 32-bit code. */ #define PPC_OPERAND_OPTIONAL32 (0x800000)
/* The POWER and PowerPC assemblers use a few macros. We keep them withtheoperandstableforsimplicity.Themacrotableisan
array of struct powerpc_macro. */
struct powerpc_macro
{ /* The macro name. */ constchar *name;
/* The number of operands the macro takes. */ unsignedint operands;
/* One bit flags for the opcode. These are used to indicate which specificprocessorssupporttheinstructions.Thevaluesarethe
same as those for the struct powerpc_opcode flags field. */
ppc_cpu_t flags;
/* A format string to turn the macro into a normal instruction. Each%NinthestringisreplacedwithoperandnumberN(zero
based). */ constchar *format;
};
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