mirror of
https://github.com/c64scene-ar/llvm-6502.git
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551bf3f800
and SUBE nodes that actually expose what's going on and allow for significant simplifications in the targets. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26255 91177308-0d34-0410-b5e6-96231b3b80d8
1103 lines
51 KiB
TableGen
1103 lines
51 KiB
TableGen
//===- PPCInstrInfo.td - The PowerPC Instruction Set -------*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the subset of the 32-bit PowerPC instruction set, as used
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// by the PowerPC instruction selector.
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//
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//===----------------------------------------------------------------------===//
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include "PPCInstrFormats.td"
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//===----------------------------------------------------------------------===//
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// PowerPC specific DAG Nodes.
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//
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def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
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def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
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def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
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def PPCfsel : SDNode<"PPCISD::FSEL",
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// Type constraint for fsel.
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SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
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SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
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def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
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def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
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def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
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def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
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// These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
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// amounts. These nodes are generated by the multi-precision shift code.
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def SDT_PPCShiftOp : SDTypeProfile<1, 2, [ // PPCshl, PPCsra, PPCsrl
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SDTCisVT<0, i32>, SDTCisVT<1, i32>, SDTCisVT<2, i32>
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]>;
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def PPCsrl : SDNode<"PPCISD::SRL" , SDT_PPCShiftOp>;
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def PPCsra : SDNode<"PPCISD::SRA" , SDT_PPCShiftOp>;
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def PPCshl : SDNode<"PPCISD::SHL" , SDT_PPCShiftOp>;
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// These are target-independent nodes, but have target-specific formats.
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def SDT_PPCCallSeq : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
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def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeq,[SDNPHasChain]>;
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def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeq,[SDNPHasChain]>;
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def SDT_PPCRetFlag : SDTypeProfile<0, 0, []>;
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def retflag : SDNode<"PPCISD::RET_FLAG", SDT_PPCRetFlag,
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[SDNPHasChain, SDNPOptInFlag]>;
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//===----------------------------------------------------------------------===//
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// PowerPC specific transformation functions and pattern fragments.
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//
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def SHL32 : SDNodeXForm<imm, [{
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// Transformation function: 31 - imm
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return getI32Imm(31 - N->getValue());
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}]>;
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def SHL64 : SDNodeXForm<imm, [{
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// Transformation function: 63 - imm
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return getI32Imm(63 - N->getValue());
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}]>;
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def SRL32 : SDNodeXForm<imm, [{
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// Transformation function: 32 - imm
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return N->getValue() ? getI32Imm(32 - N->getValue()) : getI32Imm(0);
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}]>;
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def SRL64 : SDNodeXForm<imm, [{
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// Transformation function: 64 - imm
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return N->getValue() ? getI32Imm(64 - N->getValue()) : getI32Imm(0);
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}]>;
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def LO16 : SDNodeXForm<imm, [{
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// Transformation function: get the low 16 bits.
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return getI32Imm((unsigned short)N->getValue());
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}]>;
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def HI16 : SDNodeXForm<imm, [{
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// Transformation function: shift the immediate value down into the low bits.
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return getI32Imm((unsigned)N->getValue() >> 16);
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}]>;
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def HA16 : SDNodeXForm<imm, [{
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// Transformation function: shift the immediate value down into the low bits.
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signed int Val = N->getValue();
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return getI32Imm((Val - (signed short)Val) >> 16);
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}]>;
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def immSExt16 : PatLeaf<(imm), [{
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// immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
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// field. Used by instructions like 'addi'.
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return (int)N->getValue() == (short)N->getValue();
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}]>;
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def immZExt16 : PatLeaf<(imm), [{
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// immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
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// field. Used by instructions like 'ori'.
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return (unsigned)N->getValue() == (unsigned short)N->getValue();
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}], LO16>;
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def imm16Shifted : PatLeaf<(imm), [{
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// imm16Shifted predicate - True if only bits in the top 16-bits of the
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// immediate are set. Used by instructions like 'addis'.
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return ((unsigned)N->getValue() & 0xFFFF0000U) == (unsigned)N->getValue();
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}], HI16>;
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/*
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// Example of a legalize expander: Only for PPC64.
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def : Expander<(set i64:$dst, (fp_to_sint f64:$src)),
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[(set f64:$tmp , (FCTIDZ f64:$src)),
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(set i32:$tmpFI, (CreateNewFrameIndex 8, 8)),
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(store f64:$tmp, i32:$tmpFI),
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(set i64:$dst, (load i32:$tmpFI))],
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Subtarget_PPC64>;
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*/
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//===----------------------------------------------------------------------===//
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// PowerPC Flag Definitions.
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class isPPC64 { bit PPC64 = 1; }
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class isVMX { bit VMX = 1; }
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class isDOT {
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list<Register> Defs = [CR0];
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bit RC = 1;
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}
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//===----------------------------------------------------------------------===//
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// PowerPC Operand Definitions.
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def u5imm : Operand<i32> {
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let PrintMethod = "printU5ImmOperand";
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}
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def u6imm : Operand<i32> {
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let PrintMethod = "printU6ImmOperand";
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}
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def s16imm : Operand<i32> {
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let PrintMethod = "printS16ImmOperand";
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}
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def u16imm : Operand<i32> {
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let PrintMethod = "printU16ImmOperand";
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}
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def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
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let PrintMethod = "printS16X4ImmOperand";
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}
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def target : Operand<OtherVT> {
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let PrintMethod = "printBranchOperand";
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}
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def calltarget : Operand<i32> {
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let PrintMethod = "printCallOperand";
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}
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def aaddr : Operand<i32> {
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let PrintMethod = "printAbsAddrOperand";
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}
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def piclabel: Operand<i32> {
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let PrintMethod = "printPICLabel";
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}
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def symbolHi: Operand<i32> {
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let PrintMethod = "printSymbolHi";
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}
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def symbolLo: Operand<i32> {
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let PrintMethod = "printSymbolLo";
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}
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def crbitm: Operand<i8> {
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let PrintMethod = "printcrbitm";
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}
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// Address operands
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def memri : Operand<i32> {
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let PrintMethod = "printMemRegImm";
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let NumMIOperands = 2;
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let MIOperandInfo = (ops i32imm, GPRC);
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}
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def memrr : Operand<i32> {
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let PrintMethod = "printMemRegReg";
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let NumMIOperands = 2;
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let MIOperandInfo = (ops GPRC, GPRC);
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}
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// Define PowerPC specific addressing mode.
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def iaddr : ComplexPattern<i32, 2, "SelectAddrImm", []>;
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def xaddr : ComplexPattern<i32, 2, "SelectAddrIdx", []>;
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def xoaddr : ComplexPattern<i32, 2, "SelectAddrIdxOnly",[]>;
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//===----------------------------------------------------------------------===//
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// PowerPC Instruction Predicate Definitions.
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def FPContractions : Predicate<"!NoExcessFPPrecision">;
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//===----------------------------------------------------------------------===//
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// PowerPC Instruction Definitions.
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// Pseudo-instructions:
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let isLoad = 1, hasCtrlDep = 1 in {
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def ADJCALLSTACKDOWN : Pseudo<(ops u16imm:$amt),
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"; ADJCALLSTACKDOWN",
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[(callseq_start imm:$amt)]>;
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def ADJCALLSTACKUP : Pseudo<(ops u16imm:$amt),
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"; ADJCALLSTACKUP",
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[(callseq_end imm:$amt)]>;
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}
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def IMPLICIT_DEF_GPR : Pseudo<(ops GPRC:$rD), "; $rD = IMPLICIT_DEF_GPRC",
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[(set GPRC:$rD, (undef))]>;
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def IMPLICIT_DEF_F8 : Pseudo<(ops F8RC:$rD), "; %rD = IMPLICIT_DEF_F8",
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[(set F8RC:$rD, (undef))]>;
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def IMPLICIT_DEF_F4 : Pseudo<(ops F4RC:$rD), "; %rD = IMPLICIT_DEF_F4",
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[(set F4RC:$rD, (undef))]>;
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// SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
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// scheduler into a branch sequence.
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let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
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def SELECT_CC_Int : Pseudo<(ops GPRC:$dst, CRRC:$cond, GPRC:$T, GPRC:$F,
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i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
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def SELECT_CC_F4 : Pseudo<(ops F4RC:$dst, CRRC:$cond, F4RC:$T, F4RC:$F,
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i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
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def SELECT_CC_F8 : Pseudo<(ops F8RC:$dst, CRRC:$cond, F8RC:$T, F8RC:$F,
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i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
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}
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let isTerminator = 1, noResults = 1 in {
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let isReturn = 1 in
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def BLR : XLForm_2_ext<19, 16, 20, 0, 0, (ops), "blr", BrB, [(retflag)]>;
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def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (ops), "bctr", BrB, []>;
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}
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let Defs = [LR] in
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def MovePCtoLR : Pseudo<(ops piclabel:$label), "bl $label", []>;
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let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, noResults = 1 in {
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def COND_BRANCH : Pseudo<(ops CRRC:$crS, u16imm:$opc,
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target:$true, target:$false),
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"; COND_BRANCH", []>;
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def B : IForm<18, 0, 0, (ops target:$dst),
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"b $dst", BrB,
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[(br bb:$dst)]>;
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// FIXME: 4*CR# needs to be added to the BI field!
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// This will only work for CR0 as it stands now
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def BLT : BForm<16, 0, 0, 12, 0, (ops CRRC:$crS, target:$block),
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"blt $crS, $block", BrB>;
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def BLE : BForm<16, 0, 0, 4, 1, (ops CRRC:$crS, target:$block),
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"ble $crS, $block", BrB>;
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def BEQ : BForm<16, 0, 0, 12, 2, (ops CRRC:$crS, target:$block),
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"beq $crS, $block", BrB>;
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def BGE : BForm<16, 0, 0, 4, 0, (ops CRRC:$crS, target:$block),
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"bge $crS, $block", BrB>;
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def BGT : BForm<16, 0, 0, 12, 1, (ops CRRC:$crS, target:$block),
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"bgt $crS, $block", BrB>;
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def BNE : BForm<16, 0, 0, 4, 2, (ops CRRC:$crS, target:$block),
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"bne $crS, $block", BrB>;
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def BUN : BForm<16, 0, 0, 12, 3, (ops CRRC:$crS, target:$block),
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"bun $crS, $block", BrB>;
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def BNU : BForm<16, 0, 0, 4, 3, (ops CRRC:$crS, target:$block),
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"bnu $crS, $block", BrB>;
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}
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let isCall = 1, noResults = 1,
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// All calls clobber the non-callee saved registers...
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Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
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F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
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LR,CTR,
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CR0,CR1,CR5,CR6,CR7] in {
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// Convenient aliases for call instructions
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def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops),
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"bl $func", BrB, []>;
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def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops),
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"bla $func", BrB, []>;
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def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (ops variable_ops), "bctrl", BrB,
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[]>;
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}
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// D-Form instructions. Most instructions that perform an operation on a
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// register and an immediate are of this type.
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//
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let isLoad = 1 in {
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def LBZ : DForm_1<34, (ops GPRC:$rD, memri:$src),
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"lbz $rD, $src", LdStGeneral,
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[(set GPRC:$rD, (zextload iaddr:$src, i8))]>;
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def LHA : DForm_1<42, (ops GPRC:$rD, memri:$src),
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"lha $rD, $src", LdStLHA,
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[(set GPRC:$rD, (sextload iaddr:$src, i16))]>;
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def LHZ : DForm_1<40, (ops GPRC:$rD, memri:$src),
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"lhz $rD, $src", LdStGeneral,
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[(set GPRC:$rD, (zextload iaddr:$src, i16))]>;
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def LMW : DForm_1<46, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
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"lmw $rD, $disp($rA)", LdStLMW,
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[]>;
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def LWZ : DForm_1<32, (ops GPRC:$rD, memri:$src),
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"lwz $rD, $src", LdStGeneral,
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[(set GPRC:$rD, (load iaddr:$src))]>;
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def LWZU : DForm_1<35, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
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"lwzu $rD, $disp($rA)", LdStGeneral,
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[]>;
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}
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def ADDI : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
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"addi $rD, $rA, $imm", IntGeneral,
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[(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
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def ADDIC : DForm_2<12, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
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"addic $rD, $rA, $imm", IntGeneral,
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[(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>;
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def ADDICo : DForm_2<13, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
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"addic. $rD, $rA, $imm", IntGeneral,
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[]>;
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def ADDIS : DForm_2<15, (ops GPRC:$rD, GPRC:$rA, symbolHi:$imm),
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"addis $rD, $rA, $imm", IntGeneral,
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[(set GPRC:$rD, (add GPRC:$rA, imm16Shifted:$imm))]>;
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def LA : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, symbolLo:$sym),
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"la $rD, $sym($rA)", IntGeneral,
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[(set GPRC:$rD, (add GPRC:$rA,
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(PPClo tglobaladdr:$sym, 0)))]>;
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def MULLI : DForm_2< 7, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
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"mulli $rD, $rA, $imm", IntMulLI,
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[(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
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def SUBFIC : DForm_2< 8, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
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"subfic $rD, $rA, $imm", IntGeneral,
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[(set GPRC:$rD, (sub immSExt16:$imm, GPRC:$rA))]>;
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def LI : DForm_2_r0<14, (ops GPRC:$rD, symbolLo:$imm),
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"li $rD, $imm", IntGeneral,
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[(set GPRC:$rD, immSExt16:$imm)]>;
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def LIS : DForm_2_r0<15, (ops GPRC:$rD, symbolHi:$imm),
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"lis $rD, $imm", IntGeneral,
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[(set GPRC:$rD, imm16Shifted:$imm)]>;
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let isStore = 1, noResults = 1 in {
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def STMW : DForm_3<47, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
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"stmw $rS, $disp($rA)", LdStLMW,
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[]>;
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def STB : DForm_3<38, (ops GPRC:$rS, memri:$src),
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"stb $rS, $src", LdStGeneral,
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[(truncstore GPRC:$rS, iaddr:$src, i8)]>;
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def STH : DForm_3<44, (ops GPRC:$rS, memri:$src),
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"sth $rS, $src", LdStGeneral,
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[(truncstore GPRC:$rS, iaddr:$src, i16)]>;
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def STW : DForm_3<36, (ops GPRC:$rS, memri:$src),
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"stw $rS, $src", LdStGeneral,
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[(store GPRC:$rS, iaddr:$src)]>;
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def STWU : DForm_3<37, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
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"stwu $rS, $disp($rA)", LdStGeneral,
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[]>;
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}
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def ANDIo : DForm_4<28, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"andi. $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
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isDOT;
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def ANDISo : DForm_4<29, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"andis. $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (and GPRC:$src1, imm16Shifted:$src2))]>,
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isDOT;
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def ORI : DForm_4<24, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"ori $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
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def ORIS : DForm_4<25, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"oris $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (or GPRC:$src1, imm16Shifted:$src2))]>;
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def XORI : DForm_4<26, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"xori $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
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def XORIS : DForm_4<27, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
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"xoris $dst, $src1, $src2", IntGeneral,
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[(set GPRC:$dst, (xor GPRC:$src1, imm16Shifted:$src2))]>;
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def NOP : DForm_4_zero<24, (ops), "nop", IntGeneral,
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[]>;
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def CMPI : DForm_5<11, (ops CRRC:$crD, i1imm:$L, GPRC:$rA, s16imm:$imm),
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"cmpi $crD, $L, $rA, $imm", IntCompare>;
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def CMPWI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
|
|
"cmpwi $crD, $rA, $imm", IntCompare>;
|
|
def CMPDI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
|
|
"cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
|
|
def CMPLI : DForm_6<10, (ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
|
|
"cmpli $dst, $size, $src1, $src2", IntCompare>;
|
|
def CMPLWI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
|
|
"cmplwi $dst, $src1, $src2", IntCompare>;
|
|
def CMPLDI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
|
|
"cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
|
|
let isLoad = 1 in {
|
|
def LFS : DForm_8<48, (ops F4RC:$rD, memri:$src),
|
|
"lfs $rD, $src", LdStLFDU,
|
|
[(set F4RC:$rD, (load iaddr:$src))]>;
|
|
def LFD : DForm_8<50, (ops F8RC:$rD, memri:$src),
|
|
"lfd $rD, $src", LdStLFD,
|
|
[(set F8RC:$rD, (load iaddr:$src))]>;
|
|
}
|
|
let isStore = 1, noResults = 1 in {
|
|
def STFS : DForm_9<52, (ops F4RC:$rS, memri:$dst),
|
|
"stfs $rS, $dst", LdStUX,
|
|
[(store F4RC:$rS, iaddr:$dst)]>;
|
|
def STFD : DForm_9<54, (ops F8RC:$rS, memri:$dst),
|
|
"stfd $rS, $dst", LdStUX,
|
|
[(store F8RC:$rS, iaddr:$dst)]>;
|
|
}
|
|
|
|
// DS-Form instructions. Load/Store instructions available in PPC-64
|
|
//
|
|
let isLoad = 1 in {
|
|
def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
|
|
"lwa $rT, $DS($rA)", LdStLWA,
|
|
[]>, isPPC64;
|
|
def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
|
|
"ld $rT, $DS($rA)", LdStLD,
|
|
[]>, isPPC64;
|
|
}
|
|
let isStore = 1, noResults = 1 in {
|
|
def STD : DSForm_2<62, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
|
|
"std $rT, $DS($rA)", LdStSTD,
|
|
[]>, isPPC64;
|
|
def STDU : DSForm_2<62, 1, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
|
|
"stdu $rT, $DS($rA)", LdStSTD,
|
|
[]>, isPPC64;
|
|
}
|
|
|
|
// X-Form instructions. Most instructions that perform an operation on a
|
|
// register and another register are of this type.
|
|
//
|
|
let isLoad = 1 in {
|
|
def LBZX : XForm_1<31, 87, (ops GPRC:$rD, memrr:$src),
|
|
"lbzx $rD, $src", LdStGeneral,
|
|
[(set GPRC:$rD, (zextload xaddr:$src, i8))]>;
|
|
def LHAX : XForm_1<31, 343, (ops GPRC:$rD, memrr:$src),
|
|
"lhax $rD, $src", LdStLHA,
|
|
[(set GPRC:$rD, (sextload xaddr:$src, i16))]>;
|
|
def LHZX : XForm_1<31, 279, (ops GPRC:$rD, memrr:$src),
|
|
"lhzx $rD, $src", LdStGeneral,
|
|
[(set GPRC:$rD, (zextload xaddr:$src, i16))]>;
|
|
def LWAX : XForm_1<31, 341, (ops G8RC:$rD, memrr:$src),
|
|
"lwax $rD, $src", LdStLHA,
|
|
[(set G8RC:$rD, (sextload xaddr:$src, i32))]>, isPPC64;
|
|
def LWZX : XForm_1<31, 23, (ops GPRC:$rD, memrr:$src),
|
|
"lwzx $rD, $src", LdStGeneral,
|
|
[(set GPRC:$rD, (load xaddr:$src))]>;
|
|
def LDX : XForm_1<31, 21, (ops G8RC:$rD, memrr:$src),
|
|
"ldx $rD, $src", LdStLD,
|
|
[(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
|
|
def LVEBX: XForm_1<31, 7, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
|
|
"lvebx $vD, $base, $rA", LdStGeneral,
|
|
[]>;
|
|
def LVEHX: XForm_1<31, 39, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
|
|
"lvehx $vD, $base, $rA", LdStGeneral,
|
|
[]>;
|
|
def LVEWX: XForm_1<31, 71, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
|
|
"lvewx $vD, $base, $rA", LdStGeneral,
|
|
[]>;
|
|
def LVX : XForm_1<31, 103, (ops VRRC:$vD, memrr:$src),
|
|
"lvx $vD, $src", LdStGeneral,
|
|
[(set VRRC:$vD, (v4f32 (load xoaddr:$src)))]>;
|
|
}
|
|
def LVSL : XForm_1<31, 6, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
|
|
"lvsl $vD, $base, $rA", LdStGeneral,
|
|
[]>;
|
|
def LVSR : XForm_1<31, 38, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
|
|
"lvsl $vD, $base, $rA", LdStGeneral,
|
|
[]>;
|
|
def NAND : XForm_6<31, 476, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"nand $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
|
|
def AND : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"and $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
|
|
def ANDo : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"and. $rA, $rS, $rB", IntGeneral,
|
|
[]>, isDOT;
|
|
def ANDC : XForm_6<31, 60, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"andc $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
|
|
def OR4 : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"or $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
|
|
def OR8 : XForm_6<31, 444, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
|
|
"or $rA, $rS, $rB", IntGeneral,
|
|
[(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
|
|
def OR4To8 : XForm_6<31, 444, (ops G8RC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"or $rA, $rS, $rB", IntGeneral,
|
|
[]>;
|
|
def OR8To4 : XForm_6<31, 444, (ops GPRC:$rA, G8RC:$rS, G8RC:$rB),
|
|
"or $rA, $rS, $rB", IntGeneral,
|
|
[]>;
|
|
def NOR : XForm_6<31, 124, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"nor $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
|
|
def ORo : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"or. $rA, $rS, $rB", IntGeneral,
|
|
[]>, isDOT;
|
|
def ORC : XForm_6<31, 412, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"orc $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
|
|
def EQV : XForm_6<31, 284, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"eqv $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
|
|
def XOR : XForm_6<31, 316, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"xor $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
|
|
def SLD : XForm_6<31, 27, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
|
|
"sld $rA, $rS, $rB", IntRotateD,
|
|
[(set G8RC:$rA, (shl G8RC:$rS, G8RC:$rB))]>, isPPC64;
|
|
def SLW : XForm_6<31, 24, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"slw $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
|
|
def SRD : XForm_6<31, 539, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
|
|
"srd $rA, $rS, $rB", IntRotateD,
|
|
[(set G8RC:$rA, (srl G8RC:$rS, G8RC:$rB))]>, isPPC64;
|
|
def SRW : XForm_6<31, 536, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"srw $rA, $rS, $rB", IntGeneral,
|
|
[(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
|
|
def SRAD : XForm_6<31, 794, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
|
|
"srad $rA, $rS, $rB", IntRotateD,
|
|
[(set G8RC:$rA, (sra G8RC:$rS, G8RC:$rB))]>, isPPC64;
|
|
def SRAW : XForm_6<31, 792, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
|
|
"sraw $rA, $rS, $rB", IntShift,
|
|
[(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
|
|
let isStore = 1, noResults = 1 in {
|
|
def STBX : XForm_8<31, 215, (ops GPRC:$rS, memrr:$dst),
|
|
"stbx $rS, $dst", LdStGeneral,
|
|
[(truncstore GPRC:$rS, xaddr:$dst, i8)]>;
|
|
def STHX : XForm_8<31, 407, (ops GPRC:$rS, memrr:$dst),
|
|
"sthx $rS, $dst", LdStGeneral,
|
|
[(truncstore GPRC:$rS, xaddr:$dst, i16)]>;
|
|
def STWX : XForm_8<31, 151, (ops GPRC:$rS, memrr:$dst),
|
|
"stwx $rS, $dst", LdStGeneral,
|
|
[(store GPRC:$rS, xaddr:$dst)]>;
|
|
def STWUX : XForm_8<31, 183, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stwux $rS, $rA, $rB", LdStGeneral,
|
|
[]>;
|
|
def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stdx $rS, $rA, $rB", LdStSTD,
|
|
[]>, isPPC64;
|
|
def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stdux $rS, $rA, $rB", LdStSTD,
|
|
[]>, isPPC64;
|
|
def STVEBX: XForm_8<31, 135, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stvebx $rS, $rA, $rB", LdStGeneral,
|
|
[]>;
|
|
def STVEHX: XForm_8<31, 167, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stvehx $rS, $rA, $rB", LdStGeneral,
|
|
[]>;
|
|
def STVEWX: XForm_8<31, 199, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
|
|
"stvewx $rS, $rA, $rB", LdStGeneral,
|
|
[]>;
|
|
def STVX : XForm_8<31, 231, (ops VRRC:$rS, memrr:$dst),
|
|
"stvx $rS, $dst", LdStGeneral,
|
|
[(store (v4f32 VRRC:$rS), xoaddr:$dst)]>;
|
|
}
|
|
def SRAWI : XForm_10<31, 824, (ops GPRC:$rA, GPRC:$rS, u5imm:$SH),
|
|
"srawi $rA, $rS, $SH", IntShift,
|
|
[(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
|
|
def CNTLZW : XForm_11<31, 26, (ops GPRC:$rA, GPRC:$rS),
|
|
"cntlzw $rA, $rS", IntGeneral,
|
|
[(set GPRC:$rA, (ctlz GPRC:$rS))]>;
|
|
def EXTSB : XForm_11<31, 954, (ops GPRC:$rA, GPRC:$rS),
|
|
"extsb $rA, $rS", IntGeneral,
|
|
[(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
|
|
def EXTSH : XForm_11<31, 922, (ops GPRC:$rA, GPRC:$rS),
|
|
"extsh $rA, $rS", IntGeneral,
|
|
[(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
|
|
def EXTSW : XForm_11<31, 986, (ops G8RC:$rA, G8RC:$rS),
|
|
"extsw $rA, $rS", IntGeneral,
|
|
[(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
|
|
def CMP : XForm_16<31, 0, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
|
|
"cmp $crD, $long, $rA, $rB", IntCompare>;
|
|
def CMPL : XForm_16<31, 32, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
|
|
"cmpl $crD, $long, $rA, $rB", IntCompare>;
|
|
def CMPW : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
|
|
"cmpw $crD, $rA, $rB", IntCompare>;
|
|
def CMPD : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
|
|
"cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
|
|
def CMPLW : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
|
|
"cmplw $crD, $rA, $rB", IntCompare>;
|
|
def CMPLD : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
|
|
"cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
|
|
//def FCMPO : XForm_17<63, 32, (ops CRRC:$crD, FPRC:$fA, FPRC:$fB),
|
|
// "fcmpo $crD, $fA, $fB", FPCompare>;
|
|
def FCMPUS : XForm_17<63, 0, (ops CRRC:$crD, F4RC:$fA, F4RC:$fB),
|
|
"fcmpu $crD, $fA, $fB", FPCompare>;
|
|
def FCMPUD : XForm_17<63, 0, (ops CRRC:$crD, F8RC:$fA, F8RC:$fB),
|
|
"fcmpu $crD, $fA, $fB", FPCompare>;
|
|
|
|
let isLoad = 1 in {
|
|
def LFSX : XForm_25<31, 535, (ops F4RC:$frD, memrr:$src),
|
|
"lfsx $frD, $src", LdStLFDU,
|
|
[(set F4RC:$frD, (load xaddr:$src))]>;
|
|
def LFDX : XForm_25<31, 599, (ops F8RC:$frD, memrr:$src),
|
|
"lfdx $frD, $src", LdStLFDU,
|
|
[(set F8RC:$frD, (load xaddr:$src))]>;
|
|
}
|
|
def FCFID : XForm_26<63, 846, (ops F8RC:$frD, F8RC:$frB),
|
|
"fcfid $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
|
|
def FCTIDZ : XForm_26<63, 815, (ops F8RC:$frD, F8RC:$frB),
|
|
"fctidz $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
|
|
def FCTIWZ : XForm_26<63, 15, (ops F8RC:$frD, F8RC:$frB),
|
|
"fctiwz $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
|
|
def FRSP : XForm_26<63, 12, (ops F4RC:$frD, F8RC:$frB),
|
|
"frsp $frD, $frB", FPGeneral,
|
|
[(set F4RC:$frD, (fround F8RC:$frB))]>;
|
|
def FSQRT : XForm_26<63, 22, (ops F8RC:$frD, F8RC:$frB),
|
|
"fsqrt $frD, $frB", FPSqrt,
|
|
[(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
|
|
def FSQRTS : XForm_26<59, 22, (ops F4RC:$frD, F4RC:$frB),
|
|
"fsqrts $frD, $frB", FPSqrt,
|
|
[(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
|
|
|
|
/// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
|
|
def FMRS : XForm_26<63, 72, (ops F4RC:$frD, F4RC:$frB),
|
|
"fmr $frD, $frB", FPGeneral,
|
|
[]>; // (set F4RC:$frD, F4RC:$frB)
|
|
def FMRD : XForm_26<63, 72, (ops F8RC:$frD, F8RC:$frB),
|
|
"fmr $frD, $frB", FPGeneral,
|
|
[]>; // (set F8RC:$frD, F8RC:$frB)
|
|
def FMRSD : XForm_26<63, 72, (ops F8RC:$frD, F4RC:$frB),
|
|
"fmr $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (fextend F4RC:$frB))]>;
|
|
|
|
// These are artificially split into two different forms, for 4/8 byte FP.
|
|
def FABSS : XForm_26<63, 264, (ops F4RC:$frD, F4RC:$frB),
|
|
"fabs $frD, $frB", FPGeneral,
|
|
[(set F4RC:$frD, (fabs F4RC:$frB))]>;
|
|
def FABSD : XForm_26<63, 264, (ops F8RC:$frD, F8RC:$frB),
|
|
"fabs $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (fabs F8RC:$frB))]>;
|
|
def FNABSS : XForm_26<63, 136, (ops F4RC:$frD, F4RC:$frB),
|
|
"fnabs $frD, $frB", FPGeneral,
|
|
[(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
|
|
def FNABSD : XForm_26<63, 136, (ops F8RC:$frD, F8RC:$frB),
|
|
"fnabs $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
|
|
def FNEGS : XForm_26<63, 40, (ops F4RC:$frD, F4RC:$frB),
|
|
"fneg $frD, $frB", FPGeneral,
|
|
[(set F4RC:$frD, (fneg F4RC:$frB))]>;
|
|
def FNEGD : XForm_26<63, 40, (ops F8RC:$frD, F8RC:$frB),
|
|
"fneg $frD, $frB", FPGeneral,
|
|
[(set F8RC:$frD, (fneg F8RC:$frB))]>;
|
|
|
|
|
|
let isStore = 1, noResults = 1 in {
|
|
def STFIWX: XForm_28<31, 983, (ops F4RC:$frS, memrr:$dst),
|
|
"stfiwx $frS, $dst", LdStUX,
|
|
[]>;
|
|
def STFSX : XForm_28<31, 663, (ops F4RC:$frS, memrr:$dst),
|
|
"stfsx $frS, $dst", LdStUX,
|
|
[(store F4RC:$frS, xaddr:$dst)]>;
|
|
def STFDX : XForm_28<31, 727, (ops F8RC:$frS, memrr:$dst),
|
|
"stfdx $frS, $dst", LdStUX,
|
|
[(store F8RC:$frS, xaddr:$dst)]>;
|
|
}
|
|
|
|
// XL-Form instructions. condition register logical ops.
|
|
//
|
|
def MCRF : XLForm_3<19, 0, (ops CRRC:$BF, CRRC:$BFA),
|
|
"mcrf $BF, $BFA", BrMCR>;
|
|
|
|
// XFX-Form instructions. Instructions that deal with SPRs
|
|
//
|
|
// Note that although LR should be listed as `8' and CTR as `9' in the SPR
|
|
// field, the manual lists the groups of bits as [5-9] = 0, [0-4] = 8 or 9
|
|
// which means the SPR value needs to be multiplied by a factor of 32.
|
|
def MFCTR : XFXForm_1_ext<31, 339, 9, (ops GPRC:$rT), "mfctr $rT", SprMFSPR>;
|
|
def MFLR : XFXForm_1_ext<31, 339, 8, (ops GPRC:$rT), "mflr $rT", SprMFSPR>;
|
|
def MFCR : XFXForm_3<31, 19, (ops GPRC:$rT), "mfcr $rT", SprMFCR>;
|
|
def MTCRF : XFXForm_5<31, 144, (ops crbitm:$FXM, GPRC:$rS),
|
|
"mtcrf $FXM, $rS", BrMCRX>;
|
|
def MFOCRF: XFXForm_5a<31, 19, (ops GPRC:$rT, crbitm:$FXM),
|
|
"mfcr $rT, $FXM", SprMFCR>;
|
|
def MTCTR : XFXForm_7_ext<31, 467, 9, (ops GPRC:$rS), "mtctr $rS", SprMTSPR>;
|
|
def MTLR : XFXForm_7_ext<31, 467, 8, (ops GPRC:$rS), "mtlr $rS", SprMTSPR>;
|
|
def MTSPR : XFXForm_7<31, 467, (ops GPRC:$rS, u16imm:$UIMM), "mtspr $UIMM, $rS",
|
|
SprMTSPR>;
|
|
|
|
// XS-Form instructions. Just 'sradi'
|
|
//
|
|
def SRADI : XSForm_1<31, 413, (ops GPRC:$rA, GPRC:$rS, u6imm:$SH),
|
|
"sradi $rA, $rS, $SH", IntRotateD>, isPPC64;
|
|
|
|
// XO-Form instructions. Arithmetic instructions that can set overflow bit
|
|
//
|
|
def ADD4 : XOForm_1<31, 266, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"add $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
|
|
def ADD8 : XOForm_1<31, 266, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"add $rT, $rA, $rB", IntGeneral,
|
|
[(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
|
|
def ADDC : XOForm_1<31, 10, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"addc $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>;
|
|
def ADDE : XOForm_1<31, 138, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"adde $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
|
|
def DIVD : XOForm_1<31, 489, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"divd $rT, $rA, $rB", IntDivD,
|
|
[(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
|
|
def DIVDU : XOForm_1<31, 457, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"divdu $rT, $rA, $rB", IntDivD,
|
|
[(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
|
|
def DIVW : XOForm_1<31, 491, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"divw $rT, $rA, $rB", IntDivW,
|
|
[(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>;
|
|
def DIVWU : XOForm_1<31, 459, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"divwu $rT, $rA, $rB", IntDivW,
|
|
[(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>;
|
|
def MULHD : XOForm_1<31, 73, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"mulhd $rT, $rA, $rB", IntMulHW,
|
|
[(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
|
|
def MULHDU : XOForm_1<31, 9, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"mulhdu $rT, $rA, $rB", IntMulHWU,
|
|
[(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
|
|
def MULHW : XOForm_1<31, 75, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"mulhw $rT, $rA, $rB", IntMulHW,
|
|
[(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
|
|
def MULHWU : XOForm_1<31, 11, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"mulhwu $rT, $rA, $rB", IntMulHWU,
|
|
[(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
|
|
def MULLD : XOForm_1<31, 233, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
|
|
"mulld $rT, $rA, $rB", IntMulHD,
|
|
[(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
|
|
def MULLW : XOForm_1<31, 235, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"mullw $rT, $rA, $rB", IntMulHW,
|
|
[(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
|
|
def SUBF : XOForm_1<31, 40, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"subf $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
|
|
def SUBFC : XOForm_1<31, 8, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"subfc $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>;
|
|
def SUBFE : XOForm_1<31, 136, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
|
|
"subfe $rT, $rA, $rB", IntGeneral,
|
|
[(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
|
|
def ADDME : XOForm_3<31, 234, 0, (ops GPRC:$rT, GPRC:$rA),
|
|
"addme $rT, $rA", IntGeneral,
|
|
[(set GPRC:$rT, (adde GPRC:$rA, immAllOnes))]>;
|
|
def ADDZE : XOForm_3<31, 202, 0, (ops GPRC:$rT, GPRC:$rA),
|
|
"addze $rT, $rA", IntGeneral,
|
|
[(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
|
|
def NEG : XOForm_3<31, 104, 0, (ops GPRC:$rT, GPRC:$rA),
|
|
"neg $rT, $rA", IntGeneral,
|
|
[(set GPRC:$rT, (ineg GPRC:$rA))]>;
|
|
def SUBFME : XOForm_3<31, 232, 0, (ops GPRC:$rT, GPRC:$rA),
|
|
"subfme $rT, $rA", IntGeneral,
|
|
[(set GPRC:$rT, (sube immAllOnes, GPRC:$rA))]>;
|
|
def SUBFZE : XOForm_3<31, 200, 0, (ops GPRC:$rT, GPRC:$rA),
|
|
"subfze $rT, $rA", IntGeneral,
|
|
[(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
|
|
|
|
// A-Form instructions. Most of the instructions executed in the FPU are of
|
|
// this type.
|
|
//
|
|
def FMADD : AForm_1<63, 29,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
|
|
"fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
|
|
[(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
|
|
F8RC:$FRB))]>,
|
|
Requires<[FPContractions]>;
|
|
def FMADDS : AForm_1<59, 29,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
|
|
"fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
|
|
F4RC:$FRB))]>,
|
|
Requires<[FPContractions]>;
|
|
def FMSUB : AForm_1<63, 28,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
|
|
"fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
|
|
[(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
|
|
F8RC:$FRB))]>,
|
|
Requires<[FPContractions]>;
|
|
def FMSUBS : AForm_1<59, 28,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
|
|
"fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
|
|
F4RC:$FRB))]>,
|
|
Requires<[FPContractions]>;
|
|
def FNMADD : AForm_1<63, 31,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
|
|
"fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
|
|
[(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
|
|
F8RC:$FRB)))]>,
|
|
Requires<[FPContractions]>;
|
|
def FNMADDS : AForm_1<59, 31,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
|
|
"fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
|
|
F4RC:$FRB)))]>,
|
|
Requires<[FPContractions]>;
|
|
def FNMSUB : AForm_1<63, 30,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
|
|
"fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
|
|
[(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
|
|
F8RC:$FRB)))]>,
|
|
Requires<[FPContractions]>;
|
|
def FNMSUBS : AForm_1<59, 30,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
|
|
"fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
|
|
F4RC:$FRB)))]>,
|
|
Requires<[FPContractions]>;
|
|
// FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
|
|
// having 4 of these, force the comparison to always be an 8-byte double (code
|
|
// should use an FMRSD if the input comparison value really wants to be a float)
|
|
// and 4/8 byte forms for the result and operand type..
|
|
def FSELD : AForm_1<63, 23,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
|
|
"fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
|
|
def FSELS : AForm_1<63, 23,
|
|
(ops F4RC:$FRT, F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
|
|
"fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
|
|
def FADD : AForm_2<63, 21,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
|
|
"fadd $FRT, $FRA, $FRB", FPGeneral,
|
|
[(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
|
|
def FADDS : AForm_2<59, 21,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
|
|
"fadds $FRT, $FRA, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
|
|
def FDIV : AForm_2<63, 18,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
|
|
"fdiv $FRT, $FRA, $FRB", FPDivD,
|
|
[(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
|
|
def FDIVS : AForm_2<59, 18,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
|
|
"fdivs $FRT, $FRA, $FRB", FPDivS,
|
|
[(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
|
|
def FMUL : AForm_3<63, 25,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
|
|
"fmul $FRT, $FRA, $FRB", FPFused,
|
|
[(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
|
|
def FMULS : AForm_3<59, 25,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
|
|
"fmuls $FRT, $FRA, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
|
|
def FSUB : AForm_2<63, 20,
|
|
(ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
|
|
"fsub $FRT, $FRA, $FRB", FPGeneral,
|
|
[(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
|
|
def FSUBS : AForm_2<59, 20,
|
|
(ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
|
|
"fsubs $FRT, $FRA, $FRB", FPGeneral,
|
|
[(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
|
|
|
|
// M-Form instructions. rotate and mask instructions.
|
|
//
|
|
let isTwoAddress = 1, isCommutable = 1 in {
|
|
// RLWIMI can be commuted if the rotate amount is zero.
|
|
def RLWIMI : MForm_2<20,
|
|
(ops GPRC:$rA, GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
|
|
u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
|
|
[]>;
|
|
def RLDIMI : MDForm_1<30, 3,
|
|
(ops G8RC:$rA, G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
|
|
"rldimi $rA, $rS, $SH, $MB", IntRotateD,
|
|
[]>, isPPC64;
|
|
}
|
|
def RLWINM : MForm_2<21,
|
|
(ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
|
|
"rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
|
|
[]>;
|
|
def RLWINMo : MForm_2<21,
|
|
(ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
|
|
"rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
|
|
[]>, isDOT;
|
|
def RLWNM : MForm_2<23,
|
|
(ops GPRC:$rA, GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
|
|
"rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
|
|
[]>;
|
|
|
|
// MD-Form instructions. 64 bit rotate instructions.
|
|
//
|
|
def RLDICL : MDForm_1<30, 0,
|
|
(ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$MB),
|
|
"rldicl $rA, $rS, $SH, $MB", IntRotateD,
|
|
[]>, isPPC64;
|
|
def RLDICR : MDForm_1<30, 1,
|
|
(ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$ME),
|
|
"rldicr $rA, $rS, $SH, $ME", IntRotateD,
|
|
[]>, isPPC64;
|
|
|
|
// VA-Form instructions. 3-input AltiVec ops.
|
|
def VMADDFP : VAForm_1<46, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
|
|
"vmaddfp $vD, $vA, $vC, $vB", VecFP,
|
|
[(set VRRC:$vD, (fadd (fmul VRRC:$vA, VRRC:$vC),
|
|
VRRC:$vB))]>,
|
|
Requires<[FPContractions]>;
|
|
def VNMSUBFP: VAForm_1<47, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
|
|
"vnmsubfp $vD, $vA, $vC, $vB", VecFP,
|
|
[(set VRRC:$vD, (fneg (fsub (fmul VRRC:$vA,
|
|
VRRC:$vC),
|
|
VRRC:$vB)))]>,
|
|
Requires<[FPContractions]>;
|
|
|
|
// VX-Form instructions. AltiVec arithmetic ops.
|
|
def VADDFP : VXForm_1<10, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
|
|
"vaddfp $vD, $vA, $vB", VecFP,
|
|
[(set VRRC:$vD, (fadd VRRC:$vA, VRRC:$vB))]>;
|
|
def VADDUWM : VXForm_1<128, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
|
|
"vadduwm $vD, $vA, $vB", VecGeneral,
|
|
[(set VRRC:$vD, (add VRRC:$vA, VRRC:$vB))]>;
|
|
def VCFSX : VXForm_1<842, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
|
|
"vcfsx $vD, $vB, $UIMM", VecFP,
|
|
[]>;
|
|
def VCFUX : VXForm_1<778, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
|
|
"vcfux $vD, $vB, $UIMM", VecFP,
|
|
[]>;
|
|
def VCTSXS : VXForm_1<970, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
|
|
"vctsxs $vD, $vB, $UIMM", VecFP,
|
|
[]>;
|
|
def VCTUXS : VXForm_1<906, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
|
|
"vctuxs $vD, $vB, $UIMM", VecFP,
|
|
[]>;
|
|
def VEXPTEFP : VXForm_2<394, (ops VRRC:$vD, VRRC:$vB),
|
|
"vexptefp $vD, $vB", VecFP,
|
|
[]>;
|
|
def VLOGEFP : VXForm_2<458, (ops VRRC:$vD, VRRC:$vB),
|
|
"vlogefp $vD, $vB", VecFP,
|
|
[]>;
|
|
def VMAXFP : VXForm_1<1034, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
|
|
"vmaxfp $vD, $vA, $vB", VecFP,
|
|
[]>;
|
|
def VMINFP : VXForm_1<1098, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
|
|
"vminfp $vD, $vA, $vB", VecFP,
|
|
[]>;
|
|
def VREFP : VXForm_2<266, (ops VRRC:$vD, VRRC:$vB),
|
|
"vrefp $vD, $vB", VecFP,
|
|
[]>;
|
|
def VRFIM : VXForm_2<714, (ops VRRC:$vD, VRRC:$vB),
|
|
"vrfim $vD, $vB", VecFP,
|
|
[]>;
|
|
def VRFIN : VXForm_2<522, (ops VRRC:$vD, VRRC:$vB),
|
|
"vrfin $vD, $vB", VecFP,
|
|
[]>;
|
|
def VRFIP : VXForm_2<650, (ops VRRC:$vD, VRRC:$vB),
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"vrfip $vD, $vB", VecFP,
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|
[]>;
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def VRFIZ : VXForm_2<586, (ops VRRC:$vD, VRRC:$vB),
|
|
"vrfiz $vD, $vB", VecFP,
|
|
[]>;
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|
def VRSQRTEFP : VXForm_2<330, (ops VRRC:$vD, VRRC:$vB),
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|
"vrsqrtefp $vD, $vB", VecFP,
|
|
[]>;
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|
def VSUBFP : VXForm_1<74, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
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|
"vsubfp $vD, $vA, $vB", VecFP,
|
|
[(set VRRC:$vD, (fsub VRRC:$vA, VRRC:$vB))]>;
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def VXOR : VXForm_1<1220, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
|
|
"vxor $vD, $vA, $vB", VecFP,
|
|
[]>;
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|
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|
// VX-Form Pseudo Instructions
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|
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def V_SET0 : VXForm_setzero<1220, (ops VRRC:$vD),
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|
"vxor $vD, $vD, $vD", VecFP,
|
|
[]>;
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|
|
|
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|
//===----------------------------------------------------------------------===//
|
|
// DWARF Pseudo Instructions
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|
//
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|
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|
def DWARF_LOC : Pseudo<(ops i32imm:$line, i32imm:$col, i32imm:$file),
|
|
"; .loc $file, $line, $col",
|
|
[(dwarf_loc (i32 imm:$line), (i32 imm:$col),
|
|
(i32 imm:$file))]>;
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|
|
|
def DWARF_LABEL : Pseudo<(ops i32imm:$id),
|
|
"\nLdebug_loc$id:",
|
|
[(dwarf_label (i32 imm:$id))]>;
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|
|
|
//===----------------------------------------------------------------------===//
|
|
// PowerPC Instruction Patterns
|
|
//
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|
|
|
// Arbitrary immediate support. Implement in terms of LIS/ORI.
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|
def : Pat<(i32 imm:$imm),
|
|
(ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
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|
|
|
// Implement the 'not' operation with the NOR instruction.
|
|
def NOT : Pat<(not GPRC:$in),
|
|
(NOR GPRC:$in, GPRC:$in)>;
|
|
|
|
// ADD an arbitrary immediate.
|
|
def : Pat<(add GPRC:$in, imm:$imm),
|
|
(ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
|
|
// OR an arbitrary immediate.
|
|
def : Pat<(or GPRC:$in, imm:$imm),
|
|
(ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
|
|
// XOR an arbitrary immediate.
|
|
def : Pat<(xor GPRC:$in, imm:$imm),
|
|
(XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
|
|
// SUBFIC
|
|
def : Pat<(subc immSExt16:$imm, GPRC:$in),
|
|
(SUBFIC GPRC:$in, imm:$imm)>;
|
|
|
|
// Return void support.
|
|
def : Pat<(ret), (BLR)>;
|
|
|
|
// 64-bit support
|
|
def : Pat<(i64 (zext GPRC:$in)),
|
|
(RLDICL (OR4To8 GPRC:$in, GPRC:$in), 0, 32)>;
|
|
def : Pat<(i64 (anyext GPRC:$in)),
|
|
(OR4To8 GPRC:$in, GPRC:$in)>;
|
|
def : Pat<(i32 (trunc G8RC:$in)),
|
|
(OR8To4 G8RC:$in, G8RC:$in)>;
|
|
|
|
// SHL
|
|
def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
|
|
(RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
|
|
def : Pat<(shl G8RC:$in, (i64 imm:$imm)),
|
|
(RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
|
|
// SRL
|
|
def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
|
|
(RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
|
|
def : Pat<(srl G8RC:$in, (i64 imm:$imm)),
|
|
(RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
|
|
|
|
// ROTL
|
|
def : Pat<(rotl GPRC:$in, GPRC:$sh),
|
|
(RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
|
|
def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
|
|
(RLWINM GPRC:$in, imm:$imm, 0, 31)>;
|
|
|
|
// Hi and Lo for Darwin Global Addresses.
|
|
def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
|
|
def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
|
|
def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
|
|
def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
|
|
def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
|
|
(ADDIS GPRC:$in, tglobaladdr:$g)>;
|
|
def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
|
|
(ADDIS GPRC:$in, tconstpool:$g)>;
|
|
|
|
def : Pat<(fmul VRRC:$vA, VRRC:$vB),
|
|
(VMADDFP VRRC:$vA, (V_SET0), VRRC:$vB)>;
|
|
|
|
// Fused negative multiply subtract, alternate pattern
|
|
def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
|
|
(FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
|
|
Requires<[FPContractions]>;
|
|
def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
|
|
(FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
|
|
Requires<[FPContractions]>;
|
|
|
|
// Fused multiply add and multiply sub for packed float. These are represented
|
|
// separately from the real instructions above, for operations that must have
|
|
// the additional precision, such as Newton-Rhapson (used by divide, sqrt)
|
|
def : Pat<(PPCvmaddfp VRRC:$A, VRRC:$B, VRRC:$C),
|
|
(VMADDFP VRRC:$A, VRRC:$B, VRRC:$C)>;
|
|
def : Pat<(PPCvnmsubfp VRRC:$A, VRRC:$B, VRRC:$C),
|
|
(VNMSUBFP VRRC:$A, VRRC:$B, VRRC:$C)>;
|
|
|
|
// Standard shifts. These are represented separately from the real shifts above
|
|
// so that we can distinguish between shifts that allow 5-bit and 6-bit shift
|
|
// amounts.
|
|
def : Pat<(sra GPRC:$rS, GPRC:$rB),
|
|
(SRAW GPRC:$rS, GPRC:$rB)>;
|
|
def : Pat<(srl GPRC:$rS, GPRC:$rB),
|
|
(SRW GPRC:$rS, GPRC:$rB)>;
|
|
def : Pat<(shl GPRC:$rS, GPRC:$rB),
|
|
(SLW GPRC:$rS, GPRC:$rB)>;
|
|
|
|
def : Pat<(i32 (zextload iaddr:$src, i1)),
|
|
(LBZ iaddr:$src)>;
|
|
def : Pat<(i32 (zextload xaddr:$src, i1)),
|
|
(LBZX xaddr:$src)>;
|
|
def : Pat<(i32 (extload iaddr:$src, i1)),
|
|
(LBZ iaddr:$src)>;
|
|
def : Pat<(i32 (extload xaddr:$src, i1)),
|
|
(LBZX xaddr:$src)>;
|
|
def : Pat<(i32 (extload iaddr:$src, i8)),
|
|
(LBZ iaddr:$src)>;
|
|
def : Pat<(i32 (extload xaddr:$src, i8)),
|
|
(LBZX xaddr:$src)>;
|
|
def : Pat<(i32 (extload iaddr:$src, i16)),
|
|
(LHZ iaddr:$src)>;
|
|
def : Pat<(i32 (extload xaddr:$src, i16)),
|
|
(LHZX xaddr:$src)>;
|
|
def : Pat<(f64 (extload iaddr:$src, f32)),
|
|
(FMRSD (LFS iaddr:$src))>;
|
|
def : Pat<(f64 (extload xaddr:$src, f32)),
|
|
(FMRSD (LFSX xaddr:$src))>;
|
|
|
|
def : Pat<(v4i32 (load xoaddr:$src)),
|
|
(v4i32 (LVX xoaddr:$src))>;
|
|
def : Pat<(store (v4i32 VRRC:$rS), xoaddr:$dst),
|
|
(STVX (v4i32 VRRC:$rS), xoaddr:$dst)>;
|
|
|
|
// Same as above, but using a temporary. FIXME: implement temporaries :)
|
|
/*
|
|
def : Pattern<(xor GPRC:$in, imm:$imm),
|
|
[(set GPRC:$tmp, (XORI GPRC:$in, (LO16 imm:$imm))),
|
|
(XORIS GPRC:$tmp, (HI16 imm:$imm))]>;
|
|
*/
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// PowerPCInstrInfo Definition
|
|
//
|
|
def PowerPCInstrInfo : InstrInfo {
|
|
let TSFlagsFields = [ "VMX", "PPC64" ];
|
|
let TSFlagsShifts = [ 0, 1 ];
|
|
|
|
let isLittleEndianEncoding = 1;
|
|
}
|
|
|