Return the new base register that was stored away for the changed instruction.

Compute the total number of instructions in the trace.

Return the depth and height of MI. The depth is only valid for instructions in or above the trace center block. The height is only valid for instructi

Returns the MCInstrDesc of this SUnit. Returns NULL for SDNodes without a machine opcode.

Return the scaled distance from this index to the given one, where all slots on the same instruction have zero distance.

Interfaces to the major aspects of target machine information: -- Instruction opcode and operand information -- Pipelines and scheduling information

getInstrItineraryData - Returns instruction itinerary data for the target or specific subtarget.

Return the name prefix of profile counter variables.

Return the name prefix of variables containing per-function control data.

Return the name of the runtime initialization method that is generated by the compiler. The function calls __llvm_profile_register_functions and __llv

Return the marker used to separate PGO names during serialization.

Return the name prefix of variables containing instrumented function names.

Return the name of the runtime interface that registers the PGO name strings.

Return the name of the variable holding the strings (possibly compressed) of all function's PGO names.

Return the name of the runtime interface that registers per-function control data for one instrumented function.

Return the name of function that registers all the per-function control data at program startup time by calling __llvm_register_function. This functio

Return the name of the hook variable defined in profile runtime library. A reference to the variable causes the linker to link in the runtime initiali

Return the name of the compiler generated function that references the runtime hook variable. The function is a weak global.

Return the name of value profile node array variables:

Return the name profile runtime entry point to do value profiling for a given site.

Return the name profile runtime entry point to do memop size value profiling.

Return the name prefix of value profile variables.

Return the underlying instruction.

Return the number of \p MachineInstrs in this \p MachineFunction.

Returns the instruction associated with the given index.

Returns the instruction for the given index, or null if the given index has no instruction associated with it.

Returns the base index of the given instruction.

Returns the base index for the given instruction.

FIXME: This lets targets specialize the selector by subtarget (which lets us do things like a dedicated avx512 selector). However, we might want to a

Return the rescheduled instructions in order.

Get a constant value representing either true or false.

Fetch the type representing a 128-bit integer.

Get a constant 16-bit value.

Get a constant 32-bit value.

Get a constant 8-bit value.

Fetch the type representing a pointer to an 8-bit integer value.

Get a constant N-bit value, zero extended or truncated from a 64-bit value.

Fetch the type representing a pointer to an integer value.

This static method gets a VectorType with the same number of elements as the input type, and the element type is an integer type of the same width as

Returns the EVT that represents an integer with the given number of bits.

Return a list of all of the registers which are clobbered "inside" a call to the given function. For example, these might be needed for PLT sequences

If intrinsic information is available, return it. If not, return null.

Query for the use of constrained floating point math

getJumpTableInfo - Return the jump table info object for the current function. This object contains information about jump tables in the current func

\name Getters. @{

Returns LiveIntervals instance for use in DAG mutators and such.

Returns the combination of all lane masks of register in this class. The lane masks of the registers are the combination of all lane masks of their su

Returns the largest legal integer type, or null if none are set.

Returns the largest super class of RC that is legal to use in the current sub-target and has the same spill size. The returned register class can be u

getLastCalleeSavedAlias - Returns the last callee saved register that overlaps PhysReg, or NoRegister if Reg doesn't overlap a CalleeSavedAliases.

Get the position of the last cost change in getOrder(RC). All registers in getOrder(RC).slice(getLastCostChange(RC)) will have the same cost accordin

Returns the base index of the last slot in this analysis.

Return the position of the last instruction emitted for materializing constants for use in the current block.

Reaching the latch indicates the end of the loop body code. In the canonical control flow, it only contains the increment of the induction variable.

Returns the latency value for this edge, which roughly means the minimum number of cycles that must elapse between the predecessor and the successor,

Get the CallingConv that should be used for the specified libcall.

Get the libcall routine name for the specified libcall.

getLimitedValue - If the value is smaller than the specified limit, return it, otherwise return the limit value. This causes the value to saturate to