forked from OSchip/llvm-project
1728 lines
57 KiB
C++
1728 lines
57 KiB
C++
//===-- HexagonInstrInfo.cpp - Hexagon Instruction Information ------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the Hexagon implementation of the TargetInstrInfo class.
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//
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//===----------------------------------------------------------------------===//
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#include "Hexagon.h"
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#include "HexagonInstrInfo.h"
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#include "HexagonRegisterInfo.h"
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#include "HexagonSubtarget.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/CodeGen/DFAPacketizer.h"
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#include "llvm/CodeGen/MachineInstrBuilder.h"
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#include "llvm/CodeGen/MachineRegisterInfo.h"
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#include "llvm/CodeGen/MachineFrameInfo.h"
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#include "llvm/CodeGen/MachineMemOperand.h"
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#include "llvm/CodeGen/PseudoSourceValue.h"
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#include "llvm/Support/MathExtras.h"
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#define GET_INSTRINFO_CTOR
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#include "HexagonGenInstrInfo.inc"
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#include "HexagonGenDFAPacketizer.inc"
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using namespace llvm;
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///
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/// Constants for Hexagon instructions.
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///
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const int Hexagon_MEMW_OFFSET_MAX = 4095;
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const int Hexagon_MEMW_OFFSET_MIN = 4096;
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const int Hexagon_MEMD_OFFSET_MAX = 8191;
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const int Hexagon_MEMD_OFFSET_MIN = 8192;
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const int Hexagon_MEMH_OFFSET_MAX = 2047;
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const int Hexagon_MEMH_OFFSET_MIN = 2048;
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const int Hexagon_MEMB_OFFSET_MAX = 1023;
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const int Hexagon_MEMB_OFFSET_MIN = 1024;
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const int Hexagon_ADDI_OFFSET_MAX = 32767;
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const int Hexagon_ADDI_OFFSET_MIN = 32768;
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const int Hexagon_MEMD_AUTOINC_MAX = 56;
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const int Hexagon_MEMD_AUTOINC_MIN = 64;
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const int Hexagon_MEMW_AUTOINC_MAX = 28;
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const int Hexagon_MEMW_AUTOINC_MIN = 32;
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const int Hexagon_MEMH_AUTOINC_MAX = 14;
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const int Hexagon_MEMH_AUTOINC_MIN = 16;
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const int Hexagon_MEMB_AUTOINC_MAX = 7;
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const int Hexagon_MEMB_AUTOINC_MIN = 8;
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HexagonInstrInfo::HexagonInstrInfo(HexagonSubtarget &ST)
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: HexagonGenInstrInfo(Hexagon::ADJCALLSTACKDOWN, Hexagon::ADJCALLSTACKUP),
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RI(ST, *this), Subtarget(ST) {
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}
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/// isLoadFromStackSlot - If the specified machine instruction is a direct
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/// load from a stack slot, return the virtual or physical register number of
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/// the destination along with the FrameIndex of the loaded stack slot. If
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/// not, return 0. This predicate must return 0 if the instruction has
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/// any side effects other than loading from the stack slot.
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unsigned HexagonInstrInfo::isLoadFromStackSlot(const MachineInstr *MI,
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int &FrameIndex) const {
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switch (MI->getOpcode()) {
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case Hexagon::LDriw:
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case Hexagon::LDrid:
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case Hexagon::LDrih:
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case Hexagon::LDrib:
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case Hexagon::LDriub:
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if (MI->getOperand(2).isFI() &&
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MI->getOperand(1).isImm() && (MI->getOperand(1).getImm() == 0)) {
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FrameIndex = MI->getOperand(2).getIndex();
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return MI->getOperand(0).getReg();
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}
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break;
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default:
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break;
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}
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return 0;
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}
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/// isStoreToStackSlot - If the specified machine instruction is a direct
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/// store to a stack slot, return the virtual or physical register number of
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/// the source reg along with the FrameIndex of the loaded stack slot. If
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/// not, return 0. This predicate must return 0 if the instruction has
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/// any side effects other than storing to the stack slot.
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unsigned HexagonInstrInfo::isStoreToStackSlot(const MachineInstr *MI,
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int &FrameIndex) const {
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switch (MI->getOpcode()) {
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case Hexagon::STriw:
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case Hexagon::STrid:
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case Hexagon::STrih:
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case Hexagon::STrib:
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if (MI->getOperand(2).isFI() &&
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MI->getOperand(1).isImm() && (MI->getOperand(1).getImm() == 0)) {
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FrameIndex = MI->getOperand(2).getIndex();
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return MI->getOperand(0).getReg();
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}
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break;
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default:
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break;
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}
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return 0;
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}
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unsigned
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HexagonInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB,
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MachineBasicBlock *FBB,
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const SmallVectorImpl<MachineOperand> &Cond,
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DebugLoc DL) const{
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int BOpc = Hexagon::JMP;
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int BccOpc = Hexagon::JMP_c;
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assert(TBB && "InsertBranch must not be told to insert a fallthrough");
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int regPos = 0;
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// Check if ReverseBranchCondition has asked to reverse this branch
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// If we want to reverse the branch an odd number of times, we want
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// JMP_cNot.
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if (!Cond.empty() && Cond[0].isImm() && Cond[0].getImm() == 0) {
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BccOpc = Hexagon::JMP_cNot;
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regPos = 1;
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}
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if (FBB == 0) {
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if (Cond.empty()) {
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// Due to a bug in TailMerging/CFG Optimization, we need to add a
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// special case handling of a predicated jump followed by an
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// unconditional jump. If not, Tail Merging and CFG Optimization go
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// into an infinite loop.
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MachineBasicBlock *NewTBB, *NewFBB;
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SmallVector<MachineOperand, 4> Cond;
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MachineInstr *Term = MBB.getFirstTerminator();
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if (isPredicated(Term) && !AnalyzeBranch(MBB, NewTBB, NewFBB, Cond,
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false)) {
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MachineBasicBlock *NextBB =
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llvm::next(MachineFunction::iterator(&MBB));
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if (NewTBB == NextBB) {
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ReverseBranchCondition(Cond);
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RemoveBranch(MBB);
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return InsertBranch(MBB, TBB, 0, Cond, DL);
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}
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}
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BuildMI(&MBB, DL, get(BOpc)).addMBB(TBB);
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} else {
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BuildMI(&MBB, DL,
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get(BccOpc)).addReg(Cond[regPos].getReg()).addMBB(TBB);
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}
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return 1;
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}
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BuildMI(&MBB, DL, get(BccOpc)).addReg(Cond[regPos].getReg()).addMBB(TBB);
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BuildMI(&MBB, DL, get(BOpc)).addMBB(FBB);
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return 2;
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}
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bool HexagonInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,
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MachineBasicBlock *&TBB,
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MachineBasicBlock *&FBB,
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SmallVectorImpl<MachineOperand> &Cond,
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bool AllowModify) const {
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FBB = NULL;
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// If the block has no terminators, it just falls into the block after it.
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MachineBasicBlock::iterator I = MBB.end();
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if (I == MBB.begin())
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return false;
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// A basic block may looks like this:
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//
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// [ insn
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// EH_LABEL
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// insn
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// insn
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// insn
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// EH_LABEL
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// insn ]
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//
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// It has two succs but does not have a terminator
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// Don't know how to handle it.
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do {
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--I;
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if (I->isEHLabel())
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return true;
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} while (I != MBB.begin());
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I = MBB.end();
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--I;
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while (I->isDebugValue()) {
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if (I == MBB.begin())
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return false;
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--I;
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}
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if (!isUnpredicatedTerminator(I))
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return false;
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// Get the last instruction in the block.
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MachineInstr *LastInst = I;
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// If there is only one terminator instruction, process it.
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if (I == MBB.begin() || !isUnpredicatedTerminator(--I)) {
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if (LastInst->getOpcode() == Hexagon::JMP) {
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TBB = LastInst->getOperand(0).getMBB();
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return false;
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}
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if (LastInst->getOpcode() == Hexagon::JMP_c) {
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// Block ends with fall-through true condbranch.
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TBB = LastInst->getOperand(1).getMBB();
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Cond.push_back(LastInst->getOperand(0));
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return false;
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}
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if (LastInst->getOpcode() == Hexagon::JMP_cNot) {
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// Block ends with fall-through false condbranch.
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TBB = LastInst->getOperand(1).getMBB();
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Cond.push_back(MachineOperand::CreateImm(0));
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Cond.push_back(LastInst->getOperand(0));
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return false;
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}
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// Otherwise, don't know what this is.
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return true;
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}
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// Get the instruction before it if it's a terminator.
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MachineInstr *SecondLastInst = I;
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// If there are three terminators, we don't know what sort of block this is.
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if (SecondLastInst && I != MBB.begin() &&
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isUnpredicatedTerminator(--I))
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return true;
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// If the block ends with Hexagon::BRCOND and Hexagon:JMP, handle it.
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if (((SecondLastInst->getOpcode() == Hexagon::BRCOND) ||
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(SecondLastInst->getOpcode() == Hexagon::JMP_c)) &&
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LastInst->getOpcode() == Hexagon::JMP) {
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TBB = SecondLastInst->getOperand(1).getMBB();
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Cond.push_back(SecondLastInst->getOperand(0));
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FBB = LastInst->getOperand(0).getMBB();
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return false;
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}
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// If the block ends with Hexagon::JMP_cNot and Hexagon:JMP, handle it.
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if ((SecondLastInst->getOpcode() == Hexagon::JMP_cNot) &&
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LastInst->getOpcode() == Hexagon::JMP) {
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TBB = SecondLastInst->getOperand(1).getMBB();
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Cond.push_back(MachineOperand::CreateImm(0));
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Cond.push_back(SecondLastInst->getOperand(0));
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FBB = LastInst->getOperand(0).getMBB();
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return false;
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}
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// If the block ends with two Hexagon:JMPs, handle it. The second one is not
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// executed, so remove it.
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if (SecondLastInst->getOpcode() == Hexagon::JMP &&
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LastInst->getOpcode() == Hexagon::JMP) {
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TBB = SecondLastInst->getOperand(0).getMBB();
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I = LastInst;
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if (AllowModify)
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I->eraseFromParent();
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return false;
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}
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// Otherwise, can't handle this.
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return true;
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}
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unsigned HexagonInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const {
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int BOpc = Hexagon::JMP;
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int BccOpc = Hexagon::JMP_c;
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int BccOpcNot = Hexagon::JMP_cNot;
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MachineBasicBlock::iterator I = MBB.end();
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if (I == MBB.begin()) return 0;
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--I;
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if (I->getOpcode() != BOpc && I->getOpcode() != BccOpc &&
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I->getOpcode() != BccOpcNot)
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return 0;
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// Remove the branch.
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I->eraseFromParent();
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I = MBB.end();
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if (I == MBB.begin()) return 1;
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--I;
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if (I->getOpcode() != BccOpc && I->getOpcode() != BccOpcNot)
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return 1;
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// Remove the branch.
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I->eraseFromParent();
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return 2;
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}
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void HexagonInstrInfo::copyPhysReg(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator I, DebugLoc DL,
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unsigned DestReg, unsigned SrcReg,
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bool KillSrc) const {
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if (Hexagon::IntRegsRegClass.contains(SrcReg, DestReg)) {
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BuildMI(MBB, I, DL, get(Hexagon::TFR), DestReg).addReg(SrcReg);
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return;
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}
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if (Hexagon::DoubleRegsRegClass.contains(SrcReg, DestReg)) {
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BuildMI(MBB, I, DL, get(Hexagon::TFR_64), DestReg).addReg(SrcReg);
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return;
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}
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if (Hexagon::PredRegsRegClass.contains(SrcReg, DestReg)) {
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// Map Pd = Ps to Pd = or(Ps, Ps).
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BuildMI(MBB, I, DL, get(Hexagon::OR_pp),
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DestReg).addReg(SrcReg).addReg(SrcReg);
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return;
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}
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if (Hexagon::DoubleRegsRegClass.contains(DestReg, SrcReg)) {
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// We can have an overlap between single and double reg: r1:0 = r0.
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if(SrcReg == RI.getSubReg(DestReg, Hexagon::subreg_loreg)) {
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// r1:0 = r0
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BuildMI(MBB, I, DL, get(Hexagon::TFRI), (RI.getSubReg(DestReg,
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Hexagon::subreg_hireg))).addImm(0);
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} else {
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// r1:0 = r1 or no overlap.
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BuildMI(MBB, I, DL, get(Hexagon::TFR), (RI.getSubReg(DestReg,
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Hexagon::subreg_loreg))).addReg(SrcReg);
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BuildMI(MBB, I, DL, get(Hexagon::TFRI), (RI.getSubReg(DestReg,
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Hexagon::subreg_hireg))).addImm(0);
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}
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return;
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}
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if (Hexagon::CRRegsRegClass.contains(DestReg, SrcReg)) {
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BuildMI(MBB, I, DL, get(Hexagon::TFCR), DestReg).addReg(SrcReg);
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return;
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}
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llvm_unreachable("Unimplemented");
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}
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void HexagonInstrInfo::
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storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
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unsigned SrcReg, bool isKill, int FI,
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const TargetRegisterClass *RC,
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const TargetRegisterInfo *TRI) const {
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DebugLoc DL = MBB.findDebugLoc(I);
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MachineFunction &MF = *MBB.getParent();
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MachineFrameInfo &MFI = *MF.getFrameInfo();
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unsigned Align = MFI.getObjectAlignment(FI);
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MachineMemOperand *MMO =
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MF.getMachineMemOperand(
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MachinePointerInfo(PseudoSourceValue::getFixedStack(FI)),
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MachineMemOperand::MOStore,
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MFI.getObjectSize(FI),
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Align);
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if (Hexagon::IntRegsRegisterClass->hasSubClassEq(RC)) {
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BuildMI(MBB, I, DL, get(Hexagon::STriw))
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.addFrameIndex(FI).addImm(0)
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.addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO);
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} else if (Hexagon::DoubleRegsRegisterClass->hasSubClassEq(RC)) {
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BuildMI(MBB, I, DL, get(Hexagon::STrid))
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.addFrameIndex(FI).addImm(0)
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.addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO);
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} else if (Hexagon::PredRegsRegisterClass->hasSubClassEq(RC)) {
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BuildMI(MBB, I, DL, get(Hexagon::STriw_pred))
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.addFrameIndex(FI).addImm(0)
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.addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO);
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} else {
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llvm_unreachable("Unimplemented");
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}
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}
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void HexagonInstrInfo::storeRegToAddr(
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MachineFunction &MF, unsigned SrcReg,
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bool isKill,
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SmallVectorImpl<MachineOperand> &Addr,
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const TargetRegisterClass *RC,
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SmallVectorImpl<MachineInstr*> &NewMIs) const
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{
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llvm_unreachable("Unimplemented");
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}
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void HexagonInstrInfo::
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loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
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unsigned DestReg, int FI,
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const TargetRegisterClass *RC,
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const TargetRegisterInfo *TRI) const {
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DebugLoc DL = MBB.findDebugLoc(I);
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MachineFunction &MF = *MBB.getParent();
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MachineFrameInfo &MFI = *MF.getFrameInfo();
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unsigned Align = MFI.getObjectAlignment(FI);
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MachineMemOperand *MMO =
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MF.getMachineMemOperand(
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MachinePointerInfo(PseudoSourceValue::getFixedStack(FI)),
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MachineMemOperand::MOLoad,
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MFI.getObjectSize(FI),
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Align);
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if (RC == Hexagon::IntRegsRegisterClass) {
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BuildMI(MBB, I, DL, get(Hexagon::LDriw), DestReg)
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.addFrameIndex(FI).addImm(0).addMemOperand(MMO);
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} else if (RC == Hexagon::DoubleRegsRegisterClass) {
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BuildMI(MBB, I, DL, get(Hexagon::LDrid), DestReg)
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.addFrameIndex(FI).addImm(0).addMemOperand(MMO);
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} else if (RC == Hexagon::PredRegsRegisterClass) {
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BuildMI(MBB, I, DL, get(Hexagon::LDriw_pred), DestReg)
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.addFrameIndex(FI).addImm(0).addMemOperand(MMO);
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} else {
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llvm_unreachable("Can't store this register to stack slot");
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}
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}
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void HexagonInstrInfo::loadRegFromAddr(MachineFunction &MF, unsigned DestReg,
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SmallVectorImpl<MachineOperand> &Addr,
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const TargetRegisterClass *RC,
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SmallVectorImpl<MachineInstr*> &NewMIs) const {
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llvm_unreachable("Unimplemented");
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}
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MachineInstr *HexagonInstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
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MachineInstr* MI,
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const SmallVectorImpl<unsigned> &Ops,
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int FI) const {
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// Hexagon_TODO: Implement.
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return(0);
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}
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unsigned HexagonInstrInfo::createVR(MachineFunction* MF, MVT VT) const {
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MachineRegisterInfo &RegInfo = MF->getRegInfo();
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const TargetRegisterClass *TRC;
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if (VT == MVT::i1) {
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TRC = Hexagon::PredRegsRegisterClass;
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} else if (VT == MVT::i32) {
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TRC = Hexagon::IntRegsRegisterClass;
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} else if (VT == MVT::i64) {
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TRC = Hexagon::DoubleRegsRegisterClass;
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} else {
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llvm_unreachable("Cannot handle this register class");
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}
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unsigned NewReg = RegInfo.createVirtualRegister(TRC);
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return NewReg;
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}
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bool HexagonInstrInfo::isPredicable(MachineInstr *MI) const {
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bool isPred = MI->getDesc().isPredicable();
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if (!isPred)
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return false;
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const int Opc = MI->getOpcode();
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switch(Opc) {
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case Hexagon::TFRI:
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return isInt<12>(MI->getOperand(1).getImm());
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case Hexagon::STrid:
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case Hexagon::STrid_indexed:
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return isShiftedUInt<6,3>(MI->getOperand(1).getImm());
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case Hexagon::STriw:
|
|
case Hexagon::STriw_indexed:
|
|
case Hexagon::STriw_nv_V4:
|
|
return isShiftedUInt<6,2>(MI->getOperand(1).getImm());
|
|
|
|
case Hexagon::STrih:
|
|
case Hexagon::STrih_indexed:
|
|
case Hexagon::STrih_nv_V4:
|
|
return isShiftedUInt<6,1>(MI->getOperand(1).getImm());
|
|
|
|
case Hexagon::STrib:
|
|
case Hexagon::STrib_indexed:
|
|
case Hexagon::STrib_nv_V4:
|
|
return isUInt<6>(MI->getOperand(1).getImm());
|
|
|
|
case Hexagon::LDrid:
|
|
case Hexagon::LDrid_indexed:
|
|
return isShiftedUInt<6,3>(MI->getOperand(2).getImm());
|
|
|
|
case Hexagon::LDriw:
|
|
case Hexagon::LDriw_indexed:
|
|
return isShiftedUInt<6,2>(MI->getOperand(2).getImm());
|
|
|
|
case Hexagon::LDrih:
|
|
case Hexagon::LDriuh:
|
|
case Hexagon::LDrih_indexed:
|
|
case Hexagon::LDriuh_indexed:
|
|
return isShiftedUInt<6,1>(MI->getOperand(2).getImm());
|
|
|
|
case Hexagon::LDrib:
|
|
case Hexagon::LDriub:
|
|
case Hexagon::LDrib_indexed:
|
|
case Hexagon::LDriub_indexed:
|
|
return isUInt<6>(MI->getOperand(2).getImm());
|
|
|
|
case Hexagon::POST_LDrid:
|
|
return isShiftedInt<4,3>(MI->getOperand(3).getImm());
|
|
|
|
case Hexagon::POST_LDriw:
|
|
return isShiftedInt<4,2>(MI->getOperand(3).getImm());
|
|
|
|
case Hexagon::POST_LDrih:
|
|
case Hexagon::POST_LDriuh:
|
|
return isShiftedInt<4,1>(MI->getOperand(3).getImm());
|
|
|
|
case Hexagon::POST_LDrib:
|
|
case Hexagon::POST_LDriub:
|
|
return isInt<4>(MI->getOperand(3).getImm());
|
|
|
|
case Hexagon::STrib_imm_V4:
|
|
case Hexagon::STrih_imm_V4:
|
|
case Hexagon::STriw_imm_V4:
|
|
return (isUInt<6>(MI->getOperand(1).getImm()) &&
|
|
isInt<6>(MI->getOperand(2).getImm()));
|
|
|
|
case Hexagon::ADD_ri:
|
|
return isInt<8>(MI->getOperand(2).getImm());
|
|
|
|
case Hexagon::ASLH:
|
|
case Hexagon::ASRH:
|
|
case Hexagon::SXTB:
|
|
case Hexagon::SXTH:
|
|
case Hexagon::ZXTB:
|
|
case Hexagon::ZXTH:
|
|
return Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4;
|
|
|
|
case Hexagon::JMPR:
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
unsigned HexagonInstrInfo::getInvertedPredicatedOpcode(const int Opc) const {
|
|
switch(Opc) {
|
|
case Hexagon::TFR_cPt:
|
|
return Hexagon::TFR_cNotPt;
|
|
case Hexagon::TFR_cNotPt:
|
|
return Hexagon::TFR_cPt;
|
|
|
|
case Hexagon::TFRI_cPt:
|
|
return Hexagon::TFRI_cNotPt;
|
|
case Hexagon::TFRI_cNotPt:
|
|
return Hexagon::TFRI_cPt;
|
|
|
|
case Hexagon::JMP_c:
|
|
return Hexagon::JMP_cNot;
|
|
case Hexagon::JMP_cNot:
|
|
return Hexagon::JMP_c;
|
|
|
|
case Hexagon::ADD_ri_cPt:
|
|
return Hexagon::ADD_ri_cNotPt;
|
|
case Hexagon::ADD_ri_cNotPt:
|
|
return Hexagon::ADD_ri_cPt;
|
|
|
|
case Hexagon::ADD_rr_cPt:
|
|
return Hexagon::ADD_rr_cNotPt;
|
|
case Hexagon::ADD_rr_cNotPt:
|
|
return Hexagon::ADD_rr_cPt;
|
|
|
|
case Hexagon::XOR_rr_cPt:
|
|
return Hexagon::XOR_rr_cNotPt;
|
|
case Hexagon::XOR_rr_cNotPt:
|
|
return Hexagon::XOR_rr_cPt;
|
|
|
|
case Hexagon::AND_rr_cPt:
|
|
return Hexagon::AND_rr_cNotPt;
|
|
case Hexagon::AND_rr_cNotPt:
|
|
return Hexagon::AND_rr_cPt;
|
|
|
|
case Hexagon::OR_rr_cPt:
|
|
return Hexagon::OR_rr_cNotPt;
|
|
case Hexagon::OR_rr_cNotPt:
|
|
return Hexagon::OR_rr_cPt;
|
|
|
|
case Hexagon::SUB_rr_cPt:
|
|
return Hexagon::SUB_rr_cNotPt;
|
|
case Hexagon::SUB_rr_cNotPt:
|
|
return Hexagon::SUB_rr_cPt;
|
|
|
|
case Hexagon::COMBINE_rr_cPt:
|
|
return Hexagon::COMBINE_rr_cNotPt;
|
|
case Hexagon::COMBINE_rr_cNotPt:
|
|
return Hexagon::COMBINE_rr_cPt;
|
|
|
|
case Hexagon::ASLH_cPt_V4:
|
|
return Hexagon::ASLH_cNotPt_V4;
|
|
case Hexagon::ASLH_cNotPt_V4:
|
|
return Hexagon::ASLH_cPt_V4;
|
|
|
|
case Hexagon::ASRH_cPt_V4:
|
|
return Hexagon::ASRH_cNotPt_V4;
|
|
case Hexagon::ASRH_cNotPt_V4:
|
|
return Hexagon::ASRH_cPt_V4;
|
|
|
|
case Hexagon::SXTB_cPt_V4:
|
|
return Hexagon::SXTB_cNotPt_V4;
|
|
case Hexagon::SXTB_cNotPt_V4:
|
|
return Hexagon::SXTB_cPt_V4;
|
|
|
|
case Hexagon::SXTH_cPt_V4:
|
|
return Hexagon::SXTH_cNotPt_V4;
|
|
case Hexagon::SXTH_cNotPt_V4:
|
|
return Hexagon::SXTH_cPt_V4;
|
|
|
|
case Hexagon::ZXTB_cPt_V4:
|
|
return Hexagon::ZXTB_cNotPt_V4;
|
|
case Hexagon::ZXTB_cNotPt_V4:
|
|
return Hexagon::ZXTB_cPt_V4;
|
|
|
|
case Hexagon::ZXTH_cPt_V4:
|
|
return Hexagon::ZXTH_cNotPt_V4;
|
|
case Hexagon::ZXTH_cNotPt_V4:
|
|
return Hexagon::ZXTH_cPt_V4;
|
|
|
|
|
|
case Hexagon::JMPR_cPt:
|
|
return Hexagon::JMPR_cNotPt;
|
|
case Hexagon::JMPR_cNotPt:
|
|
return Hexagon::JMPR_cPt;
|
|
|
|
// V4 indexed+scaled load.
|
|
case Hexagon::LDrid_indexed_cPt_V4:
|
|
return Hexagon::LDrid_indexed_cNotPt_V4;
|
|
case Hexagon::LDrid_indexed_cNotPt_V4:
|
|
return Hexagon::LDrid_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDrid_indexed_shl_cPt_V4:
|
|
return Hexagon::LDrid_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDrid_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDrid_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::LDrib_indexed_cPt_V4:
|
|
return Hexagon::LDrib_indexed_cNotPt_V4;
|
|
case Hexagon::LDrib_indexed_cNotPt_V4:
|
|
return Hexagon::LDrib_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDriub_indexed_cPt_V4:
|
|
return Hexagon::LDriub_indexed_cNotPt_V4;
|
|
case Hexagon::LDriub_indexed_cNotPt_V4:
|
|
return Hexagon::LDriub_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDrib_indexed_shl_cPt_V4:
|
|
return Hexagon::LDrib_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDrib_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDrib_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::LDriub_indexed_shl_cPt_V4:
|
|
return Hexagon::LDriub_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriub_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDriub_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::LDrih_indexed_cPt_V4:
|
|
return Hexagon::LDrih_indexed_cNotPt_V4;
|
|
case Hexagon::LDrih_indexed_cNotPt_V4:
|
|
return Hexagon::LDrih_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDriuh_indexed_cPt_V4:
|
|
return Hexagon::LDriuh_indexed_cNotPt_V4;
|
|
case Hexagon::LDriuh_indexed_cNotPt_V4:
|
|
return Hexagon::LDriuh_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDrih_indexed_shl_cPt_V4:
|
|
return Hexagon::LDrih_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDrih_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDrih_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::LDriuh_indexed_shl_cPt_V4:
|
|
return Hexagon::LDriuh_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriuh_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDriuh_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::LDriw_indexed_cPt_V4:
|
|
return Hexagon::LDriw_indexed_cNotPt_V4;
|
|
case Hexagon::LDriw_indexed_cNotPt_V4:
|
|
return Hexagon::LDriw_indexed_cPt_V4;
|
|
|
|
case Hexagon::LDriw_indexed_shl_cPt_V4:
|
|
return Hexagon::LDriw_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriw_indexed_shl_cNotPt_V4:
|
|
return Hexagon::LDriw_indexed_shl_cPt_V4;
|
|
|
|
// Byte.
|
|
case Hexagon::POST_STbri_cPt:
|
|
return Hexagon::POST_STbri_cNotPt;
|
|
case Hexagon::POST_STbri_cNotPt:
|
|
return Hexagon::POST_STbri_cPt;
|
|
|
|
case Hexagon::STrib_cPt:
|
|
return Hexagon::STrib_cNotPt;
|
|
case Hexagon::STrib_cNotPt:
|
|
return Hexagon::STrib_cPt;
|
|
|
|
case Hexagon::STrib_indexed_cPt:
|
|
return Hexagon::STrib_indexed_cNotPt;
|
|
case Hexagon::STrib_indexed_cNotPt:
|
|
return Hexagon::STrib_indexed_cPt;
|
|
|
|
case Hexagon::STrib_imm_cPt_V4:
|
|
return Hexagon::STrib_imm_cNotPt_V4;
|
|
case Hexagon::STrib_imm_cNotPt_V4:
|
|
return Hexagon::STrib_imm_cPt_V4;
|
|
|
|
case Hexagon::STrib_indexed_shl_cPt_V4:
|
|
return Hexagon::STrib_indexed_shl_cNotPt_V4;
|
|
case Hexagon::STrib_indexed_shl_cNotPt_V4:
|
|
return Hexagon::STrib_indexed_shl_cPt_V4;
|
|
|
|
// Halfword.
|
|
case Hexagon::POST_SThri_cPt:
|
|
return Hexagon::POST_SThri_cNotPt;
|
|
case Hexagon::POST_SThri_cNotPt:
|
|
return Hexagon::POST_SThri_cPt;
|
|
|
|
case Hexagon::STrih_cPt:
|
|
return Hexagon::STrih_cNotPt;
|
|
case Hexagon::STrih_cNotPt:
|
|
return Hexagon::STrih_cPt;
|
|
|
|
case Hexagon::STrih_indexed_cPt:
|
|
return Hexagon::STrih_indexed_cNotPt;
|
|
case Hexagon::STrih_indexed_cNotPt:
|
|
return Hexagon::STrih_indexed_cPt;
|
|
|
|
case Hexagon::STrih_imm_cPt_V4:
|
|
return Hexagon::STrih_imm_cNotPt_V4;
|
|
case Hexagon::STrih_imm_cNotPt_V4:
|
|
return Hexagon::STrih_imm_cPt_V4;
|
|
|
|
case Hexagon::STrih_indexed_shl_cPt_V4:
|
|
return Hexagon::STrih_indexed_shl_cNotPt_V4;
|
|
case Hexagon::STrih_indexed_shl_cNotPt_V4:
|
|
return Hexagon::STrih_indexed_shl_cPt_V4;
|
|
|
|
// Word.
|
|
case Hexagon::POST_STwri_cPt:
|
|
return Hexagon::POST_STwri_cNotPt;
|
|
case Hexagon::POST_STwri_cNotPt:
|
|
return Hexagon::POST_STwri_cPt;
|
|
|
|
case Hexagon::STriw_cPt:
|
|
return Hexagon::STriw_cNotPt;
|
|
case Hexagon::STriw_cNotPt:
|
|
return Hexagon::STriw_cPt;
|
|
|
|
case Hexagon::STriw_indexed_cPt:
|
|
return Hexagon::STriw_indexed_cNotPt;
|
|
case Hexagon::STriw_indexed_cNotPt:
|
|
return Hexagon::STriw_indexed_cPt;
|
|
|
|
case Hexagon::STriw_indexed_shl_cPt_V4:
|
|
return Hexagon::STriw_indexed_shl_cNotPt_V4;
|
|
case Hexagon::STriw_indexed_shl_cNotPt_V4:
|
|
return Hexagon::STriw_indexed_shl_cPt_V4;
|
|
|
|
case Hexagon::STriw_imm_cPt_V4:
|
|
return Hexagon::STriw_imm_cNotPt_V4;
|
|
case Hexagon::STriw_imm_cNotPt_V4:
|
|
return Hexagon::STriw_imm_cPt_V4;
|
|
|
|
// Double word.
|
|
case Hexagon::POST_STdri_cPt:
|
|
return Hexagon::POST_STdri_cNotPt;
|
|
case Hexagon::POST_STdri_cNotPt:
|
|
return Hexagon::POST_STdri_cPt;
|
|
|
|
case Hexagon::STrid_cPt:
|
|
return Hexagon::STrid_cNotPt;
|
|
case Hexagon::STrid_cNotPt:
|
|
return Hexagon::STrid_cPt;
|
|
|
|
case Hexagon::STrid_indexed_cPt:
|
|
return Hexagon::STrid_indexed_cNotPt;
|
|
case Hexagon::STrid_indexed_cNotPt:
|
|
return Hexagon::STrid_indexed_cPt;
|
|
|
|
case Hexagon::STrid_indexed_shl_cPt_V4:
|
|
return Hexagon::STrid_indexed_shl_cNotPt_V4;
|
|
case Hexagon::STrid_indexed_shl_cNotPt_V4:
|
|
return Hexagon::STrid_indexed_shl_cPt_V4;
|
|
|
|
// Load.
|
|
case Hexagon::LDrid_cPt:
|
|
return Hexagon::LDrid_cNotPt;
|
|
case Hexagon::LDrid_cNotPt:
|
|
return Hexagon::LDrid_cPt;
|
|
|
|
case Hexagon::LDriw_cPt:
|
|
return Hexagon::LDriw_cNotPt;
|
|
case Hexagon::LDriw_cNotPt:
|
|
return Hexagon::LDriw_cPt;
|
|
|
|
case Hexagon::LDrih_cPt:
|
|
return Hexagon::LDrih_cNotPt;
|
|
case Hexagon::LDrih_cNotPt:
|
|
return Hexagon::LDrih_cPt;
|
|
|
|
case Hexagon::LDriuh_cPt:
|
|
return Hexagon::LDriuh_cNotPt;
|
|
case Hexagon::LDriuh_cNotPt:
|
|
return Hexagon::LDriuh_cPt;
|
|
|
|
case Hexagon::LDrib_cPt:
|
|
return Hexagon::LDrib_cNotPt;
|
|
case Hexagon::LDrib_cNotPt:
|
|
return Hexagon::LDrib_cPt;
|
|
|
|
case Hexagon::LDriub_cPt:
|
|
return Hexagon::LDriub_cNotPt;
|
|
case Hexagon::LDriub_cNotPt:
|
|
return Hexagon::LDriub_cPt;
|
|
|
|
// Load Indexed.
|
|
case Hexagon::LDrid_indexed_cPt:
|
|
return Hexagon::LDrid_indexed_cNotPt;
|
|
case Hexagon::LDrid_indexed_cNotPt:
|
|
return Hexagon::LDrid_indexed_cPt;
|
|
|
|
case Hexagon::LDriw_indexed_cPt:
|
|
return Hexagon::LDriw_indexed_cNotPt;
|
|
case Hexagon::LDriw_indexed_cNotPt:
|
|
return Hexagon::LDriw_indexed_cPt;
|
|
|
|
case Hexagon::LDrih_indexed_cPt:
|
|
return Hexagon::LDrih_indexed_cNotPt;
|
|
case Hexagon::LDrih_indexed_cNotPt:
|
|
return Hexagon::LDrih_indexed_cPt;
|
|
|
|
case Hexagon::LDriuh_indexed_cPt:
|
|
return Hexagon::LDriuh_indexed_cNotPt;
|
|
case Hexagon::LDriuh_indexed_cNotPt:
|
|
return Hexagon::LDriuh_indexed_cPt;
|
|
|
|
case Hexagon::LDrib_indexed_cPt:
|
|
return Hexagon::LDrib_indexed_cNotPt;
|
|
case Hexagon::LDrib_indexed_cNotPt:
|
|
return Hexagon::LDrib_indexed_cPt;
|
|
|
|
case Hexagon::LDriub_indexed_cPt:
|
|
return Hexagon::LDriub_indexed_cNotPt;
|
|
case Hexagon::LDriub_indexed_cNotPt:
|
|
return Hexagon::LDriub_indexed_cPt;
|
|
|
|
// Post Inc Load.
|
|
case Hexagon::POST_LDrid_cPt:
|
|
return Hexagon::POST_LDrid_cNotPt;
|
|
case Hexagon::POST_LDriw_cNotPt:
|
|
return Hexagon::POST_LDriw_cPt;
|
|
|
|
case Hexagon::POST_LDrih_cPt:
|
|
return Hexagon::POST_LDrih_cNotPt;
|
|
case Hexagon::POST_LDrih_cNotPt:
|
|
return Hexagon::POST_LDrih_cPt;
|
|
|
|
case Hexagon::POST_LDriuh_cPt:
|
|
return Hexagon::POST_LDriuh_cNotPt;
|
|
case Hexagon::POST_LDriuh_cNotPt:
|
|
return Hexagon::POST_LDriuh_cPt;
|
|
|
|
case Hexagon::POST_LDrib_cPt:
|
|
return Hexagon::POST_LDrib_cNotPt;
|
|
case Hexagon::POST_LDrib_cNotPt:
|
|
return Hexagon::POST_LDrib_cPt;
|
|
|
|
case Hexagon::POST_LDriub_cPt:
|
|
return Hexagon::POST_LDriub_cNotPt;
|
|
case Hexagon::POST_LDriub_cNotPt:
|
|
return Hexagon::POST_LDriub_cPt;
|
|
|
|
// Dealloc_return.
|
|
case Hexagon::DEALLOC_RET_cPt_V4:
|
|
return Hexagon::DEALLOC_RET_cNotPt_V4;
|
|
case Hexagon::DEALLOC_RET_cNotPt_V4:
|
|
return Hexagon::DEALLOC_RET_cPt_V4;
|
|
|
|
// New Value Jump.
|
|
// JMPEQ_ri - with -1.
|
|
case Hexagon::JMP_EQriPtneg_nv_V4:
|
|
return Hexagon::JMP_EQriNotPtneg_nv_V4;
|
|
case Hexagon::JMP_EQriNotPtneg_nv_V4:
|
|
return Hexagon::JMP_EQriPtneg_nv_V4;
|
|
|
|
case Hexagon::JMP_EQriPntneg_nv_V4:
|
|
return Hexagon::JMP_EQriNotPntneg_nv_V4;
|
|
case Hexagon::JMP_EQriNotPntneg_nv_V4:
|
|
return Hexagon::JMP_EQriPntneg_nv_V4;
|
|
|
|
// JMPEQ_ri.
|
|
case Hexagon::JMP_EQriPt_nv_V4:
|
|
return Hexagon::JMP_EQriNotPt_nv_V4;
|
|
case Hexagon::JMP_EQriNotPt_nv_V4:
|
|
return Hexagon::JMP_EQriPt_nv_V4;
|
|
|
|
case Hexagon::JMP_EQriPnt_nv_V4:
|
|
return Hexagon::JMP_EQriNotPnt_nv_V4;
|
|
case Hexagon::JMP_EQriNotPnt_nv_V4:
|
|
return Hexagon::JMP_EQriPnt_nv_V4;
|
|
|
|
// JMPEQ_rr.
|
|
case Hexagon::JMP_EQrrPt_nv_V4:
|
|
return Hexagon::JMP_EQrrNotPt_nv_V4;
|
|
case Hexagon::JMP_EQrrNotPt_nv_V4:
|
|
return Hexagon::JMP_EQrrPt_nv_V4;
|
|
|
|
case Hexagon::JMP_EQrrPnt_nv_V4:
|
|
return Hexagon::JMP_EQrrNotPnt_nv_V4;
|
|
case Hexagon::JMP_EQrrNotPnt_nv_V4:
|
|
return Hexagon::JMP_EQrrPnt_nv_V4;
|
|
|
|
// JMPGT_ri - with -1.
|
|
case Hexagon::JMP_GTriPtneg_nv_V4:
|
|
return Hexagon::JMP_GTriNotPtneg_nv_V4;
|
|
case Hexagon::JMP_GTriNotPtneg_nv_V4:
|
|
return Hexagon::JMP_GTriPtneg_nv_V4;
|
|
|
|
case Hexagon::JMP_GTriPntneg_nv_V4:
|
|
return Hexagon::JMP_GTriNotPntneg_nv_V4;
|
|
case Hexagon::JMP_GTriNotPntneg_nv_V4:
|
|
return Hexagon::JMP_GTriPntneg_nv_V4;
|
|
|
|
// JMPGT_ri.
|
|
case Hexagon::JMP_GTriPt_nv_V4:
|
|
return Hexagon::JMP_GTriNotPt_nv_V4;
|
|
case Hexagon::JMP_GTriNotPt_nv_V4:
|
|
return Hexagon::JMP_GTriPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTriPnt_nv_V4:
|
|
return Hexagon::JMP_GTriNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTriNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTriPnt_nv_V4;
|
|
|
|
// JMPGT_rr.
|
|
case Hexagon::JMP_GTrrPt_nv_V4:
|
|
return Hexagon::JMP_GTrrNotPt_nv_V4;
|
|
case Hexagon::JMP_GTrrNotPt_nv_V4:
|
|
return Hexagon::JMP_GTrrPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTrrPnt_nv_V4:
|
|
return Hexagon::JMP_GTrrNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTrrNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTrrPnt_nv_V4;
|
|
|
|
// JMPGT_rrdn.
|
|
case Hexagon::JMP_GTrrdnPt_nv_V4:
|
|
return Hexagon::JMP_GTrrdnNotPt_nv_V4;
|
|
case Hexagon::JMP_GTrrdnNotPt_nv_V4:
|
|
return Hexagon::JMP_GTrrdnPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTrrdnPnt_nv_V4:
|
|
return Hexagon::JMP_GTrrdnNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTrrdnNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTrrdnPnt_nv_V4;
|
|
|
|
// JMPGTU_ri.
|
|
case Hexagon::JMP_GTUriPt_nv_V4:
|
|
return Hexagon::JMP_GTUriNotPt_nv_V4;
|
|
case Hexagon::JMP_GTUriNotPt_nv_V4:
|
|
return Hexagon::JMP_GTUriPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTUriPnt_nv_V4:
|
|
return Hexagon::JMP_GTUriNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTUriNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTUriPnt_nv_V4;
|
|
|
|
// JMPGTU_rr.
|
|
case Hexagon::JMP_GTUrrPt_nv_V4:
|
|
return Hexagon::JMP_GTUrrNotPt_nv_V4;
|
|
case Hexagon::JMP_GTUrrNotPt_nv_V4:
|
|
return Hexagon::JMP_GTUrrPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTUrrPnt_nv_V4:
|
|
return Hexagon::JMP_GTUrrNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTUrrNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTUrrPnt_nv_V4;
|
|
|
|
// JMPGTU_rrdn.
|
|
case Hexagon::JMP_GTUrrdnPt_nv_V4:
|
|
return Hexagon::JMP_GTUrrdnNotPt_nv_V4;
|
|
case Hexagon::JMP_GTUrrdnNotPt_nv_V4:
|
|
return Hexagon::JMP_GTUrrdnPt_nv_V4;
|
|
|
|
case Hexagon::JMP_GTUrrdnPnt_nv_V4:
|
|
return Hexagon::JMP_GTUrrdnNotPnt_nv_V4;
|
|
case Hexagon::JMP_GTUrrdnNotPnt_nv_V4:
|
|
return Hexagon::JMP_GTUrrdnPnt_nv_V4;
|
|
|
|
default:
|
|
llvm_unreachable("Unexpected predicated instruction");
|
|
}
|
|
}
|
|
|
|
|
|
int HexagonInstrInfo::
|
|
getMatchingCondBranchOpcode(int Opc, bool invertPredicate) const {
|
|
switch(Opc) {
|
|
case Hexagon::TFR:
|
|
return !invertPredicate ? Hexagon::TFR_cPt :
|
|
Hexagon::TFR_cNotPt;
|
|
case Hexagon::TFRI:
|
|
return !invertPredicate ? Hexagon::TFRI_cPt :
|
|
Hexagon::TFRI_cNotPt;
|
|
case Hexagon::JMP:
|
|
return !invertPredicate ? Hexagon::JMP_c :
|
|
Hexagon::JMP_cNot;
|
|
case Hexagon::ADD_ri:
|
|
return !invertPredicate ? Hexagon::ADD_ri_cPt :
|
|
Hexagon::ADD_ri_cNotPt;
|
|
case Hexagon::ADD_rr:
|
|
return !invertPredicate ? Hexagon::ADD_rr_cPt :
|
|
Hexagon::ADD_rr_cNotPt;
|
|
case Hexagon::XOR_rr:
|
|
return !invertPredicate ? Hexagon::XOR_rr_cPt :
|
|
Hexagon::XOR_rr_cNotPt;
|
|
case Hexagon::AND_rr:
|
|
return !invertPredicate ? Hexagon::AND_rr_cPt :
|
|
Hexagon::AND_rr_cNotPt;
|
|
case Hexagon::OR_rr:
|
|
return !invertPredicate ? Hexagon::OR_rr_cPt :
|
|
Hexagon::OR_rr_cNotPt;
|
|
case Hexagon::SUB_rr:
|
|
return !invertPredicate ? Hexagon::SUB_rr_cPt :
|
|
Hexagon::SUB_rr_cNotPt;
|
|
case Hexagon::COMBINE_rr:
|
|
return !invertPredicate ? Hexagon::COMBINE_rr_cPt :
|
|
Hexagon::COMBINE_rr_cNotPt;
|
|
case Hexagon::ASLH:
|
|
return !invertPredicate ? Hexagon::ASLH_cPt_V4 :
|
|
Hexagon::ASLH_cNotPt_V4;
|
|
case Hexagon::ASRH:
|
|
return !invertPredicate ? Hexagon::ASRH_cPt_V4 :
|
|
Hexagon::ASRH_cNotPt_V4;
|
|
case Hexagon::SXTB:
|
|
return !invertPredicate ? Hexagon::SXTB_cPt_V4 :
|
|
Hexagon::SXTB_cNotPt_V4;
|
|
case Hexagon::SXTH:
|
|
return !invertPredicate ? Hexagon::SXTH_cPt_V4 :
|
|
Hexagon::SXTH_cNotPt_V4;
|
|
case Hexagon::ZXTB:
|
|
return !invertPredicate ? Hexagon::ZXTB_cPt_V4 :
|
|
Hexagon::ZXTB_cNotPt_V4;
|
|
case Hexagon::ZXTH:
|
|
return !invertPredicate ? Hexagon::ZXTH_cPt_V4 :
|
|
Hexagon::ZXTH_cNotPt_V4;
|
|
|
|
case Hexagon::JMPR:
|
|
return !invertPredicate ? Hexagon::JMPR_cPt :
|
|
Hexagon::JMPR_cNotPt;
|
|
|
|
// V4 indexed+scaled load.
|
|
case Hexagon::LDrid_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDrid_indexed_cPt_V4 :
|
|
Hexagon::LDrid_indexed_cNotPt_V4;
|
|
case Hexagon::LDrid_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDrid_indexed_shl_cPt_V4 :
|
|
Hexagon::LDrid_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDrib_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDrib_indexed_cPt_V4 :
|
|
Hexagon::LDrib_indexed_cNotPt_V4;
|
|
case Hexagon::LDriub_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDriub_indexed_cPt_V4 :
|
|
Hexagon::LDriub_indexed_cNotPt_V4;
|
|
case Hexagon::LDriub_ae_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDriub_indexed_cPt_V4 :
|
|
Hexagon::LDriub_indexed_cNotPt_V4;
|
|
case Hexagon::LDrib_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDrib_indexed_shl_cPt_V4 :
|
|
Hexagon::LDrib_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriub_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDriub_indexed_shl_cPt_V4 :
|
|
Hexagon::LDriub_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriub_ae_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDriub_indexed_shl_cPt_V4 :
|
|
Hexagon::LDriub_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDrih_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDrih_indexed_cPt_V4 :
|
|
Hexagon::LDrih_indexed_cNotPt_V4;
|
|
case Hexagon::LDriuh_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDriuh_indexed_cPt_V4 :
|
|
Hexagon::LDriuh_indexed_cNotPt_V4;
|
|
case Hexagon::LDriuh_ae_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDriuh_indexed_cPt_V4 :
|
|
Hexagon::LDriuh_indexed_cNotPt_V4;
|
|
case Hexagon::LDrih_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDrih_indexed_shl_cPt_V4 :
|
|
Hexagon::LDrih_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriuh_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDriuh_indexed_shl_cPt_V4 :
|
|
Hexagon::LDriuh_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriuh_ae_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDriuh_indexed_shl_cPt_V4 :
|
|
Hexagon::LDriuh_indexed_shl_cNotPt_V4;
|
|
case Hexagon::LDriw_indexed_V4:
|
|
return !invertPredicate ? Hexagon::LDriw_indexed_cPt_V4 :
|
|
Hexagon::LDriw_indexed_cNotPt_V4;
|
|
case Hexagon::LDriw_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::LDriw_indexed_shl_cPt_V4 :
|
|
Hexagon::LDriw_indexed_shl_cNotPt_V4;
|
|
// Byte.
|
|
case Hexagon::POST_STbri:
|
|
return !invertPredicate ? Hexagon::POST_STbri_cPt :
|
|
Hexagon::POST_STbri_cNotPt;
|
|
case Hexagon::STrib:
|
|
return !invertPredicate ? Hexagon::STrib_cPt :
|
|
Hexagon::STrib_cNotPt;
|
|
case Hexagon::STrib_indexed:
|
|
return !invertPredicate ? Hexagon::STrib_indexed_cPt :
|
|
Hexagon::STrib_indexed_cNotPt;
|
|
case Hexagon::STrib_imm_V4:
|
|
return !invertPredicate ? Hexagon::STrib_imm_cPt_V4 :
|
|
Hexagon::STrib_imm_cNotPt_V4;
|
|
case Hexagon::STrib_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::STrib_indexed_shl_cPt_V4 :
|
|
Hexagon::STrib_indexed_shl_cNotPt_V4;
|
|
// Halfword.
|
|
case Hexagon::POST_SThri:
|
|
return !invertPredicate ? Hexagon::POST_SThri_cPt :
|
|
Hexagon::POST_SThri_cNotPt;
|
|
case Hexagon::STrih:
|
|
return !invertPredicate ? Hexagon::STrih_cPt :
|
|
Hexagon::STrih_cNotPt;
|
|
case Hexagon::STrih_indexed:
|
|
return !invertPredicate ? Hexagon::STrih_indexed_cPt :
|
|
Hexagon::STrih_indexed_cNotPt;
|
|
case Hexagon::STrih_imm_V4:
|
|
return !invertPredicate ? Hexagon::STrih_imm_cPt_V4 :
|
|
Hexagon::STrih_imm_cNotPt_V4;
|
|
case Hexagon::STrih_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::STrih_indexed_shl_cPt_V4 :
|
|
Hexagon::STrih_indexed_shl_cNotPt_V4;
|
|
// Word.
|
|
case Hexagon::POST_STwri:
|
|
return !invertPredicate ? Hexagon::POST_STwri_cPt :
|
|
Hexagon::POST_STwri_cNotPt;
|
|
case Hexagon::STriw:
|
|
return !invertPredicate ? Hexagon::STriw_cPt :
|
|
Hexagon::STriw_cNotPt;
|
|
case Hexagon::STriw_indexed:
|
|
return !invertPredicate ? Hexagon::STriw_indexed_cPt :
|
|
Hexagon::STriw_indexed_cNotPt;
|
|
case Hexagon::STriw_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::STriw_indexed_shl_cPt_V4 :
|
|
Hexagon::STriw_indexed_shl_cNotPt_V4;
|
|
case Hexagon::STriw_imm_V4:
|
|
return !invertPredicate ? Hexagon::STriw_imm_cPt_V4 :
|
|
Hexagon::STriw_imm_cNotPt_V4;
|
|
// Double word.
|
|
case Hexagon::POST_STdri:
|
|
return !invertPredicate ? Hexagon::POST_STdri_cPt :
|
|
Hexagon::POST_STdri_cNotPt;
|
|
case Hexagon::STrid:
|
|
return !invertPredicate ? Hexagon::STrid_cPt :
|
|
Hexagon::STrid_cNotPt;
|
|
case Hexagon::STrid_indexed:
|
|
return !invertPredicate ? Hexagon::STrid_indexed_cPt :
|
|
Hexagon::STrid_indexed_cNotPt;
|
|
case Hexagon::STrid_indexed_shl_V4:
|
|
return !invertPredicate ? Hexagon::STrid_indexed_shl_cPt_V4 :
|
|
Hexagon::STrid_indexed_shl_cNotPt_V4;
|
|
// Load.
|
|
case Hexagon::LDrid:
|
|
return !invertPredicate ? Hexagon::LDrid_cPt :
|
|
Hexagon::LDrid_cNotPt;
|
|
case Hexagon::LDriw:
|
|
return !invertPredicate ? Hexagon::LDriw_cPt :
|
|
Hexagon::LDriw_cNotPt;
|
|
case Hexagon::LDrih:
|
|
return !invertPredicate ? Hexagon::LDrih_cPt :
|
|
Hexagon::LDrih_cNotPt;
|
|
case Hexagon::LDriuh:
|
|
return !invertPredicate ? Hexagon::LDriuh_cPt :
|
|
Hexagon::LDriuh_cNotPt;
|
|
case Hexagon::LDrib:
|
|
return !invertPredicate ? Hexagon::LDrib_cPt :
|
|
Hexagon::LDrib_cNotPt;
|
|
case Hexagon::LDriub:
|
|
return !invertPredicate ? Hexagon::LDriub_cPt :
|
|
Hexagon::LDriub_cNotPt;
|
|
case Hexagon::LDriubit:
|
|
return !invertPredicate ? Hexagon::LDriub_cPt :
|
|
Hexagon::LDriub_cNotPt;
|
|
// Load Indexed.
|
|
case Hexagon::LDrid_indexed:
|
|
return !invertPredicate ? Hexagon::LDrid_indexed_cPt :
|
|
Hexagon::LDrid_indexed_cNotPt;
|
|
case Hexagon::LDriw_indexed:
|
|
return !invertPredicate ? Hexagon::LDriw_indexed_cPt :
|
|
Hexagon::LDriw_indexed_cNotPt;
|
|
case Hexagon::LDrih_indexed:
|
|
return !invertPredicate ? Hexagon::LDrih_indexed_cPt :
|
|
Hexagon::LDrih_indexed_cNotPt;
|
|
case Hexagon::LDriuh_indexed:
|
|
return !invertPredicate ? Hexagon::LDriuh_indexed_cPt :
|
|
Hexagon::LDriuh_indexed_cNotPt;
|
|
case Hexagon::LDrib_indexed:
|
|
return !invertPredicate ? Hexagon::LDrib_indexed_cPt :
|
|
Hexagon::LDrib_indexed_cNotPt;
|
|
case Hexagon::LDriub_indexed:
|
|
return !invertPredicate ? Hexagon::LDriub_indexed_cPt :
|
|
Hexagon::LDriub_indexed_cNotPt;
|
|
// Post Increment Load.
|
|
case Hexagon::POST_LDrid:
|
|
return !invertPredicate ? Hexagon::POST_LDrid_cPt :
|
|
Hexagon::POST_LDrid_cNotPt;
|
|
case Hexagon::POST_LDriw:
|
|
return !invertPredicate ? Hexagon::POST_LDriw_cPt :
|
|
Hexagon::POST_LDriw_cNotPt;
|
|
case Hexagon::POST_LDrih:
|
|
return !invertPredicate ? Hexagon::POST_LDrih_cPt :
|
|
Hexagon::POST_LDrih_cNotPt;
|
|
case Hexagon::POST_LDriuh:
|
|
return !invertPredicate ? Hexagon::POST_LDriuh_cPt :
|
|
Hexagon::POST_LDriuh_cNotPt;
|
|
case Hexagon::POST_LDrib:
|
|
return !invertPredicate ? Hexagon::POST_LDrib_cPt :
|
|
Hexagon::POST_LDrib_cNotPt;
|
|
case Hexagon::POST_LDriub:
|
|
return !invertPredicate ? Hexagon::POST_LDriub_cPt :
|
|
Hexagon::POST_LDriub_cNotPt;
|
|
// DEALLOC_RETURN.
|
|
case Hexagon::DEALLOC_RET_V4:
|
|
return !invertPredicate ? Hexagon::DEALLOC_RET_cPt_V4 :
|
|
Hexagon::DEALLOC_RET_cNotPt_V4;
|
|
}
|
|
llvm_unreachable("Unexpected predicable instruction");
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
PredicateInstruction(MachineInstr *MI,
|
|
const SmallVectorImpl<MachineOperand> &Cond) const {
|
|
int Opc = MI->getOpcode();
|
|
assert (isPredicable(MI) && "Expected predicable instruction");
|
|
bool invertJump = (!Cond.empty() && Cond[0].isImm() &&
|
|
(Cond[0].getImm() == 0));
|
|
MI->setDesc(get(getMatchingCondBranchOpcode(Opc, invertJump)));
|
|
//
|
|
// This assumes that the predicate is always the first operand
|
|
// in the set of inputs.
|
|
//
|
|
MI->addOperand(MI->getOperand(MI->getNumOperands()-1));
|
|
int oper;
|
|
for (oper = MI->getNumOperands() - 3; oper >= 0; --oper) {
|
|
MachineOperand MO = MI->getOperand(oper);
|
|
if ((MO.isReg() && !MO.isUse() && !MO.isImplicit())) {
|
|
break;
|
|
}
|
|
|
|
if (MO.isReg()) {
|
|
MI->getOperand(oper+1).ChangeToRegister(MO.getReg(), MO.isDef(),
|
|
MO.isImplicit(), MO.isKill(),
|
|
MO.isDead(), MO.isUndef(),
|
|
MO.isDebug());
|
|
} else if (MO.isImm()) {
|
|
MI->getOperand(oper+1).ChangeToImmediate(MO.getImm());
|
|
} else {
|
|
llvm_unreachable("Unexpected operand type");
|
|
}
|
|
}
|
|
|
|
int regPos = invertJump ? 1 : 0;
|
|
MachineOperand PredMO = Cond[regPos];
|
|
MI->getOperand(oper+1).ChangeToRegister(PredMO.getReg(), PredMO.isDef(),
|
|
PredMO.isImplicit(), PredMO.isKill(),
|
|
PredMO.isDead(), PredMO.isUndef(),
|
|
PredMO.isDebug());
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool
|
|
HexagonInstrInfo::
|
|
isProfitableToIfCvt(MachineBasicBlock &MBB,
|
|
unsigned NumCyles,
|
|
unsigned ExtraPredCycles,
|
|
const BranchProbability &Probability) const {
|
|
return true;
|
|
}
|
|
|
|
|
|
bool
|
|
HexagonInstrInfo::
|
|
isProfitableToIfCvt(MachineBasicBlock &TMBB,
|
|
unsigned NumTCycles,
|
|
unsigned ExtraTCycles,
|
|
MachineBasicBlock &FMBB,
|
|
unsigned NumFCycles,
|
|
unsigned ExtraFCycles,
|
|
const BranchProbability &Probability) const {
|
|
return true;
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::isPredicated(const MachineInstr *MI) const {
|
|
const uint64_t F = MI->getDesc().TSFlags;
|
|
|
|
return ((F >> HexagonII::PredicatedPos) & HexagonII::PredicatedMask);
|
|
}
|
|
|
|
|
|
bool
|
|
HexagonInstrInfo::DefinesPredicate(MachineInstr *MI,
|
|
std::vector<MachineOperand> &Pred) const {
|
|
for (unsigned oper = 0; oper < MI->getNumOperands(); ++oper) {
|
|
MachineOperand MO = MI->getOperand(oper);
|
|
if (MO.isReg() && MO.isDef()) {
|
|
const TargetRegisterClass* RC = RI.getMinimalPhysRegClass(MO.getReg());
|
|
if (RC == Hexagon::PredRegsRegisterClass) {
|
|
Pred.push_back(MO);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool
|
|
HexagonInstrInfo::
|
|
SubsumesPredicate(const SmallVectorImpl<MachineOperand> &Pred1,
|
|
const SmallVectorImpl<MachineOperand> &Pred2) const {
|
|
// TODO: Fix this
|
|
return false;
|
|
}
|
|
|
|
|
|
//
|
|
// We indicate that we want to reverse the branch by
|
|
// inserting a 0 at the beginning of the Cond vector.
|
|
//
|
|
bool HexagonInstrInfo::
|
|
ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const {
|
|
if (!Cond.empty() && Cond[0].isImm() && Cond[0].getImm() == 0) {
|
|
Cond.erase(Cond.begin());
|
|
} else {
|
|
Cond.insert(Cond.begin(), MachineOperand::CreateImm(0));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
isProfitableToDupForIfCvt(MachineBasicBlock &MBB,unsigned NumInstrs,
|
|
const BranchProbability &Probability) const {
|
|
return (NumInstrs <= 4);
|
|
}
|
|
|
|
bool HexagonInstrInfo::isDeallocRet(const MachineInstr *MI) const {
|
|
switch (MI->getOpcode()) {
|
|
case Hexagon::DEALLOC_RET_V4 :
|
|
case Hexagon::DEALLOC_RET_cPt_V4 :
|
|
case Hexagon::DEALLOC_RET_cNotPt_V4 :
|
|
case Hexagon::DEALLOC_RET_cdnPnt_V4 :
|
|
case Hexagon::DEALLOC_RET_cNotdnPnt_V4 :
|
|
case Hexagon::DEALLOC_RET_cdnPt_V4 :
|
|
case Hexagon::DEALLOC_RET_cNotdnPt_V4 :
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
isValidOffset(const int Opcode, const int Offset) const {
|
|
// This function is to check whether the "Offset" is in the correct range of
|
|
// the given "Opcode". If "Offset" is not in the correct range, "ADD_ri" is
|
|
// inserted to calculate the final address. Due to this reason, the function
|
|
// assumes that the "Offset" has correct alignment.
|
|
|
|
switch(Opcode) {
|
|
|
|
case Hexagon::LDriw:
|
|
case Hexagon::STriw:
|
|
assert((Offset % 4 == 0) && "Offset has incorrect alignment");
|
|
return (Offset >= Hexagon_MEMW_OFFSET_MIN) &&
|
|
(Offset <= Hexagon_MEMW_OFFSET_MAX);
|
|
|
|
case Hexagon::LDrid:
|
|
case Hexagon::STrid:
|
|
assert((Offset % 8 == 0) && "Offset has incorrect alignment");
|
|
return (Offset >= Hexagon_MEMD_OFFSET_MIN) &&
|
|
(Offset <= Hexagon_MEMD_OFFSET_MAX);
|
|
|
|
case Hexagon::LDrih:
|
|
case Hexagon::LDriuh:
|
|
case Hexagon::STrih:
|
|
case Hexagon::LDrih_ae:
|
|
assert((Offset % 2 == 0) && "Offset has incorrect alignment");
|
|
return (Offset >= Hexagon_MEMH_OFFSET_MIN) &&
|
|
(Offset <= Hexagon_MEMH_OFFSET_MAX);
|
|
|
|
case Hexagon::LDrib:
|
|
case Hexagon::STrib:
|
|
case Hexagon::LDriub:
|
|
case Hexagon::LDriubit:
|
|
case Hexagon::LDrib_ae:
|
|
case Hexagon::LDriub_ae:
|
|
return (Offset >= Hexagon_MEMB_OFFSET_MIN) &&
|
|
(Offset <= Hexagon_MEMB_OFFSET_MAX);
|
|
|
|
case Hexagon::ADD_ri:
|
|
case Hexagon::TFR_FI:
|
|
return (Offset >= Hexagon_ADDI_OFFSET_MIN) &&
|
|
(Offset <= Hexagon_ADDI_OFFSET_MAX);
|
|
|
|
case Hexagon::MEMw_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMw_ADDi_MEM_V4 :
|
|
case Hexagon::MEMw_SUBi_MEM_V4 :
|
|
case Hexagon::MEMw_ADDr_MEM_V4 :
|
|
case Hexagon::MEMw_SUBr_MEM_V4 :
|
|
case Hexagon::MEMw_ANDr_MEM_V4 :
|
|
case Hexagon::MEMw_ORr_MEM_V4 :
|
|
assert ((Offset % 4) == 0 && "MEMOPw offset is not aligned correctly." );
|
|
return (0 <= Offset && Offset <= 255);
|
|
|
|
case Hexagon::MEMh_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMh_ADDi_MEM_V4 :
|
|
case Hexagon::MEMh_SUBi_MEM_V4 :
|
|
case Hexagon::MEMh_ADDr_MEM_V4 :
|
|
case Hexagon::MEMh_SUBr_MEM_V4 :
|
|
case Hexagon::MEMh_ANDr_MEM_V4 :
|
|
case Hexagon::MEMh_ORr_MEM_V4 :
|
|
assert ((Offset % 2) == 0 && "MEMOPh offset is not aligned correctly." );
|
|
return (0 <= Offset && Offset <= 127);
|
|
|
|
case Hexagon::MEMb_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMb_ADDi_MEM_V4 :
|
|
case Hexagon::MEMb_SUBi_MEM_V4 :
|
|
case Hexagon::MEMb_ADDr_MEM_V4 :
|
|
case Hexagon::MEMb_SUBr_MEM_V4 :
|
|
case Hexagon::MEMb_ANDr_MEM_V4 :
|
|
case Hexagon::MEMb_ORr_MEM_V4 :
|
|
return (0 <= Offset && Offset <= 63);
|
|
|
|
// LDri_pred and STriw_pred are pseudo operations, so it has to take offset of
|
|
// any size. Later pass knows how to handle it.
|
|
case Hexagon::STriw_pred:
|
|
case Hexagon::LDriw_pred:
|
|
return true;
|
|
|
|
// INLINEASM is very special.
|
|
case Hexagon::INLINEASM:
|
|
return true;
|
|
}
|
|
|
|
llvm_unreachable("No offset range is defined for this opcode. "
|
|
"Please define it in the above switch statement!");
|
|
}
|
|
|
|
|
|
//
|
|
// Check if the Offset is a valid auto-inc imm by Load/Store Type.
|
|
//
|
|
bool HexagonInstrInfo::
|
|
isValidAutoIncImm(const EVT VT, const int Offset) const {
|
|
|
|
if (VT == MVT::i64) {
|
|
return (Offset >= Hexagon_MEMD_AUTOINC_MIN &&
|
|
Offset <= Hexagon_MEMD_AUTOINC_MAX &&
|
|
(Offset & 0x7) == 0);
|
|
}
|
|
if (VT == MVT::i32) {
|
|
return (Offset >= Hexagon_MEMW_AUTOINC_MIN &&
|
|
Offset <= Hexagon_MEMW_AUTOINC_MAX &&
|
|
(Offset & 0x3) == 0);
|
|
}
|
|
if (VT == MVT::i16) {
|
|
return (Offset >= Hexagon_MEMH_AUTOINC_MIN &&
|
|
Offset <= Hexagon_MEMH_AUTOINC_MAX &&
|
|
(Offset & 0x1) == 0);
|
|
}
|
|
if (VT == MVT::i8) {
|
|
return (Offset >= Hexagon_MEMB_AUTOINC_MIN &&
|
|
Offset <= Hexagon_MEMB_AUTOINC_MAX);
|
|
}
|
|
llvm_unreachable("Not an auto-inc opc!");
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
isMemOp(const MachineInstr *MI) const {
|
|
switch (MI->getOpcode())
|
|
{
|
|
case Hexagon::MEMw_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMw_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMw_ADDi_MEM_V4 :
|
|
case Hexagon::MEMw_SUBi_MEM_V4 :
|
|
case Hexagon::MEMw_ADDr_MEM_V4 :
|
|
case Hexagon::MEMw_SUBr_MEM_V4 :
|
|
case Hexagon::MEMw_ANDr_MEM_V4 :
|
|
case Hexagon::MEMw_ORr_MEM_V4 :
|
|
case Hexagon::MEMh_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMh_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMh_ADDi_MEM_V4 :
|
|
case Hexagon::MEMh_SUBi_MEM_V4 :
|
|
case Hexagon::MEMh_ADDr_MEM_V4 :
|
|
case Hexagon::MEMh_SUBr_MEM_V4 :
|
|
case Hexagon::MEMh_ANDr_MEM_V4 :
|
|
case Hexagon::MEMh_ORr_MEM_V4 :
|
|
case Hexagon::MEMb_ADDSUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_SUBi_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_SUBr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ANDr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ORr_indexed_MEM_V4 :
|
|
case Hexagon::MEMb_ADDSUBi_MEM_V4 :
|
|
case Hexagon::MEMb_ADDi_MEM_V4 :
|
|
case Hexagon::MEMb_SUBi_MEM_V4 :
|
|
case Hexagon::MEMb_ADDr_MEM_V4 :
|
|
case Hexagon::MEMb_SUBr_MEM_V4 :
|
|
case Hexagon::MEMb_ANDr_MEM_V4 :
|
|
case Hexagon::MEMb_ORr_MEM_V4 :
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
isSpillPredRegOp(const MachineInstr *MI) const {
|
|
switch (MI->getOpcode())
|
|
{
|
|
case Hexagon::STriw_pred :
|
|
case Hexagon::LDriw_pred :
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::isConditionalALU32 (const MachineInstr* MI) const {
|
|
const HexagonRegisterInfo& QRI = getRegisterInfo();
|
|
switch (MI->getOpcode())
|
|
{
|
|
case Hexagon::ADD_ri_cPt:
|
|
case Hexagon::ADD_ri_cNotPt:
|
|
case Hexagon::ADD_rr_cPt:
|
|
case Hexagon::ADD_rr_cNotPt:
|
|
case Hexagon::XOR_rr_cPt:
|
|
case Hexagon::XOR_rr_cNotPt:
|
|
case Hexagon::AND_rr_cPt:
|
|
case Hexagon::AND_rr_cNotPt:
|
|
case Hexagon::OR_rr_cPt:
|
|
case Hexagon::OR_rr_cNotPt:
|
|
case Hexagon::SUB_rr_cPt:
|
|
case Hexagon::SUB_rr_cNotPt:
|
|
case Hexagon::COMBINE_rr_cPt:
|
|
case Hexagon::COMBINE_rr_cNotPt:
|
|
return true;
|
|
case Hexagon::ASLH_cPt_V4:
|
|
case Hexagon::ASLH_cNotPt_V4:
|
|
case Hexagon::ASRH_cPt_V4:
|
|
case Hexagon::ASRH_cNotPt_V4:
|
|
case Hexagon::SXTB_cPt_V4:
|
|
case Hexagon::SXTB_cNotPt_V4:
|
|
case Hexagon::SXTH_cPt_V4:
|
|
case Hexagon::SXTH_cNotPt_V4:
|
|
case Hexagon::ZXTB_cPt_V4:
|
|
case Hexagon::ZXTB_cNotPt_V4:
|
|
case Hexagon::ZXTH_cPt_V4:
|
|
case Hexagon::ZXTH_cNotPt_V4:
|
|
return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
bool HexagonInstrInfo::
|
|
isConditionalLoad (const MachineInstr* MI) const {
|
|
const HexagonRegisterInfo& QRI = getRegisterInfo();
|
|
switch (MI->getOpcode())
|
|
{
|
|
case Hexagon::LDrid_cPt :
|
|
case Hexagon::LDrid_cNotPt :
|
|
case Hexagon::LDrid_indexed_cPt :
|
|
case Hexagon::LDrid_indexed_cNotPt :
|
|
case Hexagon::LDriw_cPt :
|
|
case Hexagon::LDriw_cNotPt :
|
|
case Hexagon::LDriw_indexed_cPt :
|
|
case Hexagon::LDriw_indexed_cNotPt :
|
|
case Hexagon::LDrih_cPt :
|
|
case Hexagon::LDrih_cNotPt :
|
|
case Hexagon::LDrih_indexed_cPt :
|
|
case Hexagon::LDrih_indexed_cNotPt :
|
|
case Hexagon::LDrib_cPt :
|
|
case Hexagon::LDrib_cNotPt :
|
|
case Hexagon::LDrib_indexed_cPt :
|
|
case Hexagon::LDrib_indexed_cNotPt :
|
|
case Hexagon::LDriuh_cPt :
|
|
case Hexagon::LDriuh_cNotPt :
|
|
case Hexagon::LDriuh_indexed_cPt :
|
|
case Hexagon::LDriuh_indexed_cNotPt :
|
|
case Hexagon::LDriub_cPt :
|
|
case Hexagon::LDriub_cNotPt :
|
|
case Hexagon::LDriub_indexed_cPt :
|
|
case Hexagon::LDriub_indexed_cNotPt :
|
|
return true;
|
|
case Hexagon::POST_LDrid_cPt :
|
|
case Hexagon::POST_LDrid_cNotPt :
|
|
case Hexagon::POST_LDriw_cPt :
|
|
case Hexagon::POST_LDriw_cNotPt :
|
|
case Hexagon::POST_LDrih_cPt :
|
|
case Hexagon::POST_LDrih_cNotPt :
|
|
case Hexagon::POST_LDrib_cPt :
|
|
case Hexagon::POST_LDrib_cNotPt :
|
|
case Hexagon::POST_LDriuh_cPt :
|
|
case Hexagon::POST_LDriuh_cNotPt :
|
|
case Hexagon::POST_LDriub_cPt :
|
|
case Hexagon::POST_LDriub_cNotPt :
|
|
return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4;
|
|
case Hexagon::LDrid_indexed_cPt_V4 :
|
|
case Hexagon::LDrid_indexed_cNotPt_V4 :
|
|
case Hexagon::LDrid_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDrid_indexed_shl_cNotPt_V4 :
|
|
case Hexagon::LDrib_indexed_cPt_V4 :
|
|
case Hexagon::LDrib_indexed_cNotPt_V4 :
|
|
case Hexagon::LDrib_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDrib_indexed_shl_cNotPt_V4 :
|
|
case Hexagon::LDriub_indexed_cPt_V4 :
|
|
case Hexagon::LDriub_indexed_cNotPt_V4 :
|
|
case Hexagon::LDriub_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDriub_indexed_shl_cNotPt_V4 :
|
|
case Hexagon::LDrih_indexed_cPt_V4 :
|
|
case Hexagon::LDrih_indexed_cNotPt_V4 :
|
|
case Hexagon::LDrih_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDrih_indexed_shl_cNotPt_V4 :
|
|
case Hexagon::LDriuh_indexed_cPt_V4 :
|
|
case Hexagon::LDriuh_indexed_cNotPt_V4 :
|
|
case Hexagon::LDriuh_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDriuh_indexed_shl_cNotPt_V4 :
|
|
case Hexagon::LDriw_indexed_cPt_V4 :
|
|
case Hexagon::LDriw_indexed_cNotPt_V4 :
|
|
case Hexagon::LDriw_indexed_shl_cPt_V4 :
|
|
case Hexagon::LDriw_indexed_shl_cNotPt_V4 :
|
|
return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
DFAPacketizer *HexagonInstrInfo::
|
|
CreateTargetScheduleState(const TargetMachine *TM,
|
|
const ScheduleDAG *DAG) const {
|
|
const InstrItineraryData *II = TM->getInstrItineraryData();
|
|
return TM->getSubtarget<HexagonGenSubtargetInfo>().createDFAPacketizer(II);
|
|
}
|
|
|
|
bool HexagonInstrInfo::isSchedulingBoundary(const MachineInstr *MI,
|
|
const MachineBasicBlock *MBB,
|
|
const MachineFunction &MF) const {
|
|
// Debug info is never a scheduling boundary. It's necessary to be explicit
|
|
// due to the special treatment of IT instructions below, otherwise a
|
|
// dbg_value followed by an IT will result in the IT instruction being
|
|
// considered a scheduling hazard, which is wrong. It should be the actual
|
|
// instruction preceding the dbg_value instruction(s), just like it is
|
|
// when debug info is not present.
|
|
if (MI->isDebugValue())
|
|
return false;
|
|
|
|
// Terminators and labels can't be scheduled around.
|
|
if (MI->getDesc().isTerminator() || MI->isLabel() || MI->isInlineAsm())
|
|
return true;
|
|
|
|
return false;
|
|
}
|