LLVM
20.0.0git
lib
Target
PowerPC
PPCInstrBuilder.h
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//===-- PPCInstrBuilder.h - Aides for building PPC insts --------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file exposes functions that may be used with BuildMI from the
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// MachineInstrBuilder.h file to simplify generating frame and constant pool
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// references.
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//
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// For reference, the order of operands for memory references is:
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// (Operand), Dest Reg, Base Reg, and either Reg Index or Immediate
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// Displacement.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_POWERPC_PPCINSTRBUILDER_H
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#define LLVM_LIB_TARGET_POWERPC_PPCINSTRBUILDER_H
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#include "
llvm/CodeGen/MachineInstrBuilder.h
"
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namespace
llvm
{
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/// addFrameReference - This function is used to add a reference to the base of
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/// an abstract object on the stack frame of the current function. This
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/// reference has base register as the FrameIndex offset until it is resolved.
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/// This allows a constant offset to be specified as well...
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///
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static
inline
const
MachineInstrBuilder&
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addFrameReference
(
const
MachineInstrBuilder
&MIB,
int
FI,
int
Offset
= 0,
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bool
mem =
true
) {
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if
(mem)
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return
MIB.
addImm
(
Offset
).
addFrameIndex
(FI);
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else
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return
MIB.
addFrameIndex
(FI).
addImm
(
Offset
);
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}
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}
// End llvm namespace
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#endif
MachineInstrBuilder.h
llvm::MachineInstrBuilder
Definition:
MachineInstrBuilder.h:71
llvm::MachineInstrBuilder::addImm
const MachineInstrBuilder & addImm(int64_t Val) const
Add a new immediate operand.
Definition:
MachineInstrBuilder.h:133
llvm::MachineInstrBuilder::addFrameIndex
const MachineInstrBuilder & addFrameIndex(int Idx) const
Definition:
MachineInstrBuilder.h:154
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition:
AddressRanges.h:18
llvm::Offset
@ Offset
Definition:
DWP.cpp:480
llvm::addFrameReference
static const MachineInstrBuilder & addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset=0, bool mem=true)
addFrameReference - This function is used to add a reference to the base of an abstract object on the...
Definition:
PPCInstrBuilder.h:32
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