pub const Code = enum(u7) {
/// DECLAREBLOCKS: [n]
DECLAREBLOCKS = 1,
/// BINOP: [opcode, ty, opval, opval]
INST_BINOP = 2,
/// CAST: [opcode, ty, opty, opval]
INST_CAST = 3,
/// GEP: [n x operands]
INST_GEP_OLD = 4,
/// SELECT: [ty, opval, opval, opval]
INST_SELECT = 5,
/// EXTRACTELT: [opty, opval, opval]
INST_EXTRACTELT = 6,
/// INSERTELT: [ty, opval, opval, opval]
INST_INSERTELT = 7,
/// SHUFFLEVEC: [ty, opval, opval, opval]
INST_SHUFFLEVEC = 8,
/// CMP: [opty, opval, opval, pred]
INST_CMP = 9,
/// RET: [opty,opval<both optional>]
INST_RET = 10,
/// BR: [bb#, bb#, cond] or [bb#]
INST_BR = 11,
/// SWITCH: [opty, op0, op1, ...]
INST_SWITCH = 12,
/// INVOKE: [attr, fnty, op0,op1, ...]
INST_INVOKE = 13,
/// UNREACHABLE
INST_UNREACHABLE = 15,
/// PHI: [ty, val0,bb0, ...]
INST_PHI = 16,
/// ALLOCA: [instty, opty, op, align]
INST_ALLOCA = 19,
/// LOAD: [opty, op, align, vol]
INST_LOAD = 20,
/// VAARG: [valistty, valist, instty]
/// This store code encodes the pointer type, rather than the value type
/// this is so information only available in the pointer type (e.g. address
/// spaces) is retained.
INST_VAARG = 23,
/// STORE: [ptrty,ptr,val, align, vol]
INST_STORE_OLD = 24,
/// EXTRACTVAL: [n x operands]
INST_EXTRACTVAL = 26,
/// INSERTVAL: [n x operands]
INST_INSERTVAL = 27,
/// fcmp/icmp returning Int1TY or vector of Int1Ty. Same as CMP, exists to
/// support legacy vicmp/vfcmp instructions.
/// CMP2: [opty, opval, opval, pred]
INST_CMP2 = 28,
/// new select on i1 or [N x i1]
/// VSELECT: [ty,opval,opval,predty,pred]
INST_VSELECT = 29,
/// INBOUNDS_GEP: [n x operands]
INST_INBOUNDS_GEP_OLD = 30,
/// INDIRECTBR: [opty, op0, op1, ...]
INST_INDIRECTBR = 31,
/// DEBUG_LOC_AGAIN
DEBUG_LOC_AGAIN = 33,
/// CALL: [attr, cc, fnty, fnid, args...]
INST_CALL = 34,
/// DEBUG_LOC: [Line,Col,ScopeVal, IAVal]
DEBUG_LOC = 35,
/// FENCE: [ordering, synchscope]
INST_FENCE = 36,
/// CMPXCHG: [ptrty, ptr, cmp, val, vol,
/// ordering, synchscope,
/// failure_ordering?, weak?]
INST_CMPXCHG_OLD = 37,
/// ATOMICRMW: [ptrty,ptr,val, operation,
/// align, vol,
/// ordering, synchscope]
INST_ATOMICRMW_OLD = 38,
/// RESUME: [opval]
INST_RESUME = 39,
/// LANDINGPAD: [ty,val,val,num,id0,val0...]
INST_LANDINGPAD_OLD = 40,
/// LOAD: [opty, op, align, vol,
/// ordering, synchscope]
INST_LOADATOMIC = 41,
/// STORE: [ptrty,ptr,val, align, vol
/// ordering, synchscope]
INST_STOREATOMIC_OLD = 42,
/// GEP: [inbounds, n x operands]
INST_GEP = 43,
/// STORE: [ptrty,ptr,valty,val, align, vol]
INST_STORE = 44,
/// STORE: [ptrty,ptr,val, align, vol
INST_STOREATOMIC = 45,
/// CMPXCHG: [ptrty, ptr, cmp, val, vol,
/// success_ordering, synchscope,
/// failure_ordering, weak]
INST_CMPXCHG = 46,
/// LANDINGPAD: [ty,val,num,id0,val0...]
INST_LANDINGPAD = 47,
/// CLEANUPRET: [val] or [val,bb#]
INST_CLEANUPRET = 48,
/// CATCHRET: [val,bb#]
INST_CATCHRET = 49,
/// CATCHPAD: [bb#,bb#,num,args...]
INST_CATCHPAD = 50,
/// CLEANUPPAD: [num,args...]
INST_CLEANUPPAD = 51,
/// CATCHSWITCH: [num,args...] or [num,args...,bb]
INST_CATCHSWITCH = 52,
/// OPERAND_BUNDLE: [tag#, value...]
OPERAND_BUNDLE = 55,
/// UNOP: [opcode, ty, opval]
INST_UNOP = 56,
/// CALLBR: [attr, cc, norm, transfs,
/// fnty, fnid, args...]
INST_CALLBR = 57,
/// FREEZE: [opty, opval]
INST_FREEZE = 58,
/// ATOMICRMW: [ptrty, ptr, valty, val,
/// operation, align, vol,
/// ordering, synchscope]
INST_ATOMICRMW = 59,
/// BLOCKADDR_USERS: [value...]
BLOCKADDR_USERS = 60,
/// [DILocation, DILocalVariable, DIExpression, ValueAsMetadata]
DEBUG_RECORD_VALUE = 61,
/// [DILocation, DILocalVariable, DIExpression, ValueAsMetadata]
DEBUG_RECORD_DECLARE = 62,
/// [DILocation, DILocalVariable, DIExpression, ValueAsMetadata,
/// DIAssignID, DIExpression (addr), ValueAsMetadata (addr)]
DEBUG_RECORD_ASSIGN = 63,
/// [DILocation, DILocalVariable, DIExpression, Value]
DEBUG_RECORD_VALUE_SIMPLE = 64,
/// [DILocation, DILabel]
DEBUG_RECORD_LABEL = 65,
}
