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//===-- SystemZInstrInfo.td - General SystemZ instructions ----*- tblgen-*-===//
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// The LLVM Compiler Infrastructure
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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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def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i64imm:$amt),
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[(callseq_start timm:$amt)]>;
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def ADJCALLSTACKUP : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
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[(callseq_end timm:$amt1, timm:$amt2)]>;
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let neverHasSideEffects = 1 in {
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// Takes as input the value of the stack pointer after a dynamic allocation
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// has been made. Sets the output to the address of the dynamically-
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// allocated area itself, skipping the outgoing arguments.
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// This expands to an LA or LAY instruction. We restrict the offset
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// to the range of LA and keep the LAY range in reserve for when
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// the size of the outgoing arguments is added.
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def ADJDYNALLOC : Pseudo<(outs GR64:$dst), (ins dynalloc12only:$src),
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[(set GR64:$dst, dynalloc12only:$src)]>;
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//===----------------------------------------------------------------------===//
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// Control flow instructions
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//===----------------------------------------------------------------------===//
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// A return instruction. R1 is the condition-code mask (all 1s)
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// and R2 is the target address, which is always stored in %r14.
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let isReturn = 1, isTerminator = 1, isBarrier = 1, hasCtrlDep = 1,
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R1 = 15, R2 = 14, isCodeGenOnly = 1 in {
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def RET : InstRR<0x07, (outs), (ins), "br\t%r14", [(z_retflag)]>;
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// Unconditional branches. R1 is the condition-code mask (all 1s).
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let isBranch = 1, isTerminator = 1, isBarrier = 1, R1 = 15 in {
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let isIndirectBranch = 1 in
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def BR : InstRR<0x07, (outs), (ins ADDR64:$R2),
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"br\t$R2", [(brind ADDR64:$R2)]>;
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// An assembler extended mnemonic for BRC.
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def J : InstRI<0xA74, (outs), (ins brtarget16:$I2), "j\t$I2",
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// An assembler extended mnemonic for BRCL. (The extension is "G"
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// rather than "L" because "JL" is "Jump if Less".)
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def JG : InstRIL<0xC04, (outs), (ins brtarget32:$I2), "jg\t$I2", []>;
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// Conditional branches. It's easier for LLVM to handle these branches
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// in their raw BRC/BRCL form, with the 4-bit condition-code mask being
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// the first operand. It seems friendlier to use mnemonic forms like
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// JE and JLH when writing out the assembly though.
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multiclass CondBranches<Operand imm, string short, string long> {
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let isBranch = 1, isTerminator = 1, Uses = [CC] in {
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def "" : InstRI<0xA74, (outs), (ins imm:$R1, brtarget16:$I2), short, []>;
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def L : InstRIL<0xC04, (outs), (ins imm:$R1, brtarget32:$I2), long, []>;
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let isCodeGenOnly = 1 in
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defm BRC : CondBranches<cond4, "j$R1\t$I2", "jg$R1\t$I2">;
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defm AsmBRC : CondBranches<uimm8zx4, "brc\t$R1, $I2", "brcl\t$R1, $I2">;
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def : Pat<(z_br_ccmask cond4:$cond, bb:$dst), (BRC cond4:$cond, bb:$dst)>;
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// Define AsmParser mnemonics for each condition code.
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multiclass CondExtendedMnemonic<bits<4> Cond, string name> {
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def "" : InstRI<0xA74, (outs), (ins brtarget16:$I2),
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"j"##name##"\t$I2", []>;
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def L : InstRIL<0xC04, (outs), (ins brtarget32:$I2),
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"jg"##name##"\t$I2", []>;
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defm AsmJO : CondExtendedMnemonic<1, "o">;
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defm AsmJH : CondExtendedMnemonic<2, "h">;
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defm AsmJNLE : CondExtendedMnemonic<3, "nle">;
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defm AsmJL : CondExtendedMnemonic<4, "l">;
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defm AsmJNHE : CondExtendedMnemonic<5, "nhe">;
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defm AsmJLH : CondExtendedMnemonic<6, "lh">;
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defm AsmJNE : CondExtendedMnemonic<7, "ne">;
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defm AsmJE : CondExtendedMnemonic<8, "e">;
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defm AsmJNLH : CondExtendedMnemonic<9, "nlh">;
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defm AsmJHE : CondExtendedMnemonic<10, "he">;
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defm AsmJNL : CondExtendedMnemonic<11, "nl">;
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defm AsmJLE : CondExtendedMnemonic<12, "le">;
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defm AsmJNH : CondExtendedMnemonic<13, "nh">;
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defm AsmJNO : CondExtendedMnemonic<14, "no">;
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def Select32 : SelectWrapper<GR32>;
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def Select64 : SelectWrapper<GR64>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// The definitions here are for the call-clobbered registers.
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let isCall = 1, Defs = [R0D, R1D, R2D, R3D, R4D, R5D, R14D,
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F0D, F1D, F2D, F3D, F4D, F5D, F6D, F7D],
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R1 = 14, isCodeGenOnly = 1 in {
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def BRAS : InstRI<0xA75, (outs), (ins pcrel16call:$I2, variable_ops),
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"bras\t%r14, $I2", []>;
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def BRASL : InstRIL<0xC05, (outs), (ins pcrel32call:$I2, variable_ops),
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"brasl\t%r14, $I2", [(z_call pcrel32call:$I2)]>;
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def BASR : InstRR<0x0D, (outs), (ins ADDR64:$R2, variable_ops),
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"basr\t%r14, $R2", [(z_call ADDR64:$R2)]>;
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// Define the general form of the call instructions for the asm parser.
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// These instructions don't hard-code %r14 as the return address register.
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def AsmBRAS : InstRI<0xA75, (outs), (ins GR64:$R1, brtarget16:$I2),
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"bras\t$R1, $I2", []>;
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def AsmBRASL : InstRIL<0xC05, (outs), (ins GR64:$R1, brtarget32:$I2),
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"brasl\t$R1, $I2", []>;
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def AsmBASR : InstRR<0x0D, (outs), (ins GR64:$R1, ADDR64:$R2),
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"basr\t$R1, $R2", []>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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let neverHasSideEffects = 1 in {
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def LR : UnaryRR <"lr", 0x18, null_frag, GR32, GR32>;
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def LGR : UnaryRRE<"lgr", 0xB904, null_frag, GR64, GR64>;
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let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
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// 16-bit sign-extended immediates.
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def LHI : UnaryRI<"lhi", 0xA78, bitconvert, GR32, imm32sx16>;
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def LGHI : UnaryRI<"lghi", 0xA79, bitconvert, GR64, imm64sx16>;
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// Other 16-bit immediates.
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def LLILL : UnaryRI<"llill", 0xA5F, bitconvert, GR64, imm64ll16>;
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def LLILH : UnaryRI<"llilh", 0xA5E, bitconvert, GR64, imm64lh16>;
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def LLIHL : UnaryRI<"llihl", 0xA5D, bitconvert, GR64, imm64hl16>;
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def LLIHH : UnaryRI<"llihh", 0xA5C, bitconvert, GR64, imm64hh16>;
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// 32-bit immediates.
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def LGFI : UnaryRIL<"lgfi", 0xC01, bitconvert, GR64, imm64sx32>;
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def LLILF : UnaryRIL<"llilf", 0xC0F, bitconvert, GR64, imm64lf32>;
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def LLIHF : UnaryRIL<"llihf", 0xC0E, bitconvert, GR64, imm64hf32>;
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let canFoldAsLoad = 1, SimpleBDXLoad = 1 in {
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defm L : UnaryRXPair<"l", 0x58, 0xE358, load, GR32>;
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def LRL : UnaryRILPC<"lrl", 0xC4D, aligned_load, GR32>;
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def LG : UnaryRXY<"lg", 0xE304, load, GR64>;
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def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
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// These instructions are split after register allocation, so we don't
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// want a custom inserter.
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let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
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def L128 : Pseudo<(outs GR128:$dst), (ins bdxaddr20only128:$src),
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[(set GR128:$dst, (load bdxaddr20only128:$src))]>;
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let SimpleBDXStore = 1 in {
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let isCodeGenOnly = 1 in {
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defm ST32 : StoreRXPair<"st", 0x50, 0xE350, store, GR32>;
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def STRL32 : StoreRILPC<"strl", 0xC4F, aligned_store, GR32>;
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def STG : StoreRXY<"stg", 0xE324, store, GR64>;
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def STGRL : StoreRILPC<"stgrl", 0xC4B, aligned_store, GR64>;
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// These instructions are split after register allocation, so we don't
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// want a custom inserter.
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let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
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def ST128 : Pseudo<(outs), (ins GR128:$src, bdxaddr20only128:$dst),
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[(store GR128:$src, bdxaddr20only128:$dst)]>;
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// 8-bit immediate stores to 8-bit fields.
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defm MVI : StoreSIPair<"mvi", 0x92, 0xEB52, truncstorei8, imm32zx8trunc>;
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// 16-bit immediate stores to 16-, 32- or 64-bit fields.
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def MVHHI : StoreSIL<"mvhhi", 0xE544, truncstorei16, imm32sx16trunc>;
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def MVHI : StoreSIL<"mvhi", 0xE54C, store, imm32sx16>;
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def MVGHI : StoreSIL<"mvghi", 0xE548, store, imm64sx16>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// 32-bit extensions from registers.
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let neverHasSideEffects = 1 in {
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def LBR : UnaryRRE<"lbr", 0xB926, sext8, GR32, GR32>;
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def LHR : UnaryRRE<"lhr", 0xB927, sext16, GR32, GR32>;
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// 64-bit extensions from registers.
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let neverHasSideEffects = 1 in {
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def LGBR : UnaryRRE<"lgbr", 0xB906, sext8, GR64, GR64>;
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def LGHR : UnaryRRE<"lghr", 0xB907, sext16, GR64, GR64>;
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def LGFR : UnaryRRE<"lgfr", 0xB914, sext32, GR64, GR32>;
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// Match 32-to-64-bit sign extensions in which the source is already
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// in a 64-bit register.
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def : Pat<(sext_inreg GR64:$src, i32),
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(LGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
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// 32-bit extensions from memory.
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def LB : UnaryRXY<"lb", 0xE376, sextloadi8, GR32>;
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defm LH : UnaryRXPair<"lh", 0x48, 0xE378, sextloadi16, GR32>;
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def LHRL : UnaryRILPC<"lhrl", 0xC45, aligned_sextloadi16, GR32>;
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// 64-bit extensions from memory.
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def LGB : UnaryRXY<"lgb", 0xE377, sextloadi8, GR64>;
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def LGH : UnaryRXY<"lgh", 0xE315, sextloadi16, GR64>;
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def LGF : UnaryRXY<"lgf", 0xE314, sextloadi32, GR64>;
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def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_sextloadi16, GR64>;
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def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_sextloadi32, GR64>;
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// If the sign of a load-extend operation doesn't matter, use the signed ones.
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// There's not really much to choose between the sign and zero extensions,
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// but LH is more compact than LLH for small offsets.
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def : Pat<(i32 (extloadi8 bdxaddr20only:$src)), (LB bdxaddr20only:$src)>;
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def : Pat<(i32 (extloadi16 bdxaddr12pair:$src)), (LH bdxaddr12pair:$src)>;
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def : Pat<(i32 (extloadi16 bdxaddr20pair:$src)), (LHY bdxaddr20pair:$src)>;
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def : Pat<(i64 (extloadi8 bdxaddr20only:$src)), (LGB bdxaddr20only:$src)>;
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def : Pat<(i64 (extloadi16 bdxaddr20only:$src)), (LGH bdxaddr20only:$src)>;
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def : Pat<(i64 (extloadi32 bdxaddr20only:$src)), (LGF bdxaddr20only:$src)>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// 32-bit extensions from registers.
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let neverHasSideEffects = 1 in {
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def LLCR : UnaryRRE<"llcr", 0xB994, zext8, GR32, GR32>;
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def LLHR : UnaryRRE<"llhr", 0xB995, zext16, GR32, GR32>;
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// 64-bit extensions from registers.
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let neverHasSideEffects = 1 in {
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def LLGCR : UnaryRRE<"llgcr", 0xB984, zext8, GR64, GR64>;
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def LLGHR : UnaryRRE<"llghr", 0xB985, zext16, GR64, GR64>;
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def LLGFR : UnaryRRE<"llgfr", 0xB916, zext32, GR64, GR32>;
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// Match 32-to-64-bit zero extensions in which the source is already
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// in a 64-bit register.
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def : Pat<(and GR64:$src, 0xffffffff),
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(LLGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
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// 32-bit extensions from memory.
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def LLC : UnaryRXY<"llc", 0xE394, zextloadi8, GR32>;
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def LLH : UnaryRXY<"llh", 0xE395, zextloadi16, GR32>;
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def LLHRL : UnaryRILPC<"llhrl", 0xC42, aligned_zextloadi16, GR32>;
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// 64-bit extensions from memory.
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def LLGC : UnaryRXY<"llgc", 0xE390, zextloadi8, GR64>;
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def LLGH : UnaryRXY<"llgh", 0xE391, zextloadi16, GR64>;
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def LLGF : UnaryRXY<"llgf", 0xE316, zextloadi32, GR64>;
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def LLGHRL : UnaryRILPC<"llghrl", 0xC46, aligned_zextloadi16, GR64>;
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def LLGFRL : UnaryRILPC<"llgfrl", 0xC4E, aligned_zextloadi32, GR64>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Truncations of 64-bit registers to 32-bit registers.
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def : Pat<(i32 (trunc GR64:$src)),
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(EXTRACT_SUBREG GR64:$src, subreg_32bit)>;
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// Truncations of 32-bit registers to memory.
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let isCodeGenOnly = 1 in {
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defm STC32 : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR32>;
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defm STH32 : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR32>;
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def STHRL32 : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR32>;
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// Truncations of 64-bit registers to memory.
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defm STC : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR64>;
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defm STH : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR64>;
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def STHRL : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR64>;
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defm ST : StoreRXPair<"st", 0x50, 0xE350, truncstorei32, GR64>;
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def STRL : StoreRILPC<"strl", 0xC4F, aligned_truncstorei32, GR64>;
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//===----------------------------------------------------------------------===//
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// Multi-register moves
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//===----------------------------------------------------------------------===//
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// Multi-register loads.
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def LMG : LoadMultipleRSY<"lmg", 0xEB04, GR64>;
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// Multi-register stores.
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def STMG : StoreMultipleRSY<"stmg", 0xEB24, GR64>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Byte-swapping register moves.
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let neverHasSideEffects = 1 in {
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def LRVR : UnaryRRE<"lrvr", 0xB91F, bswap, GR32, GR32>;
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def LRVGR : UnaryRRE<"lrvgr", 0xB90F, bswap, GR64, GR64>;
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// Byte-swapping loads.
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def LRV : UnaryRXY<"lrv", 0xE31E, loadu<bswap>, GR32>;
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def LRVG : UnaryRXY<"lrvg", 0xE30F, loadu<bswap>, GR64>;
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// Byte-swapping stores.
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def STRV : StoreRXY<"strv", 0xE33E, storeu<bswap>, GR32>;
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def STRVG : StoreRXY<"strvg", 0xE32F, storeu<bswap>, GR64>;
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//===----------------------------------------------------------------------===//
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// Load address instructions
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//===----------------------------------------------------------------------===//
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// Load BDX-style addresses.
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let neverHasSideEffects = 1, Function = "la" in {
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let PairType = "12" in
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def LA : InstRX<0x41, (outs GR64:$R1), (ins laaddr12pair:$XBD2),
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[(set GR64:$R1, laaddr12pair:$XBD2)]>;
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let PairType = "20" in
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def LAY : InstRXY<0xE371, (outs GR64:$R1), (ins laaddr20pair:$XBD2),
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[(set GR64:$R1, laaddr20pair:$XBD2)]>;
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// Load a PC-relative address. There's no version of this instruction
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// with a 16-bit offset, so there's no relaxation.
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let neverHasSideEffects = 1 in {
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def LARL : InstRIL<0xC00, (outs GR64:$R1), (ins pcrel32:$I2),
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[(set GR64:$R1, pcrel32:$I2)]>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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def LCR : UnaryRR <"lcr", 0x13, ineg, GR32, GR32>;
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def LCGR : UnaryRRE<"lcgr", 0xB903, ineg, GR64, GR64>;
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def LCGFR : UnaryRRE<"lcgfr", 0xB913, null_frag, GR64, GR32>;
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defm : SXU<ineg, LCGFR>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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let isCodeGenOnly = 1 in
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defm IC32 : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR32, zextloadi8>;
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defm IC : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR64, zextloadi8>;
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defm : InsertMem<"inserti8", IC32, GR32, zextloadi8, bdxaddr12pair>;
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defm : InsertMem<"inserti8", IC32Y, GR32, zextloadi8, bdxaddr20pair>;
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defm : InsertMem<"inserti8", IC, GR64, zextloadi8, bdxaddr12pair>;
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defm : InsertMem<"inserti8", ICY, GR64, zextloadi8, bdxaddr20pair>;
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// Insertions of a 16-bit immediate, leaving other bits unaffected.
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// We don't have or_as_insert equivalents of these operations because
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// OI is available instead.
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let isCodeGenOnly = 1 in {
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def IILL32 : BinaryRI<"iill", 0xA53, insertll, GR32, imm32ll16>;
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def IILH32 : BinaryRI<"iilh", 0xA52, insertlh, GR32, imm32lh16>;
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def IILL : BinaryRI<"iill", 0xA53, insertll, GR64, imm64ll16>;
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def IILH : BinaryRI<"iilh", 0xA52, insertlh, GR64, imm64lh16>;
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def IIHL : BinaryRI<"iihl", 0xA51, inserthl, GR64, imm64hl16>;
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def IIHH : BinaryRI<"iihh", 0xA50, inserthh, GR64, imm64hh16>;
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// ...likewise for 32-bit immediates. For GR32s this is a general
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// full-width move. (We use IILF rather than something like LLILF
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// for 32-bit moves because IILF leaves the upper 32 bits of the
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let isCodeGenOnly = 1 in {
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def IILF32 : UnaryRIL<"iilf", 0xC09, bitconvert, GR32, uimm32>;
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def IILF : BinaryRIL<"iilf", 0xC09, insertlf, GR64, imm64lf32>;
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def IIHF : BinaryRIL<"iihf", 0xC08, inserthf, GR64, imm64hf32>;
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// An alternative model of inserthf, with the first operand being
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// a zero-extended value.
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def : Pat<(or (zext32 GR32:$src), imm64hf32:$imm),
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(IIHF (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit),
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Addition of a register.
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let isCommutable = 1 in {
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def AR : BinaryRR <"ar", 0x1A, add, GR32, GR32>;
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def AGR : BinaryRRE<"agr", 0xB908, add, GR64, GR64>;
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def AGFR : BinaryRRE<"agfr", 0xB918, null_frag, GR64, GR32>;
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// Addition of signed 16-bit immediates.
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def AHI : BinaryRI<"ahi", 0xA7A, add, GR32, imm32sx16>;
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def AGHI : BinaryRI<"aghi", 0xA7B, add, GR64, imm64sx16>;
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// Addition of signed 32-bit immediates.
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def AFI : BinaryRIL<"afi", 0xC29, add, GR32, simm32>;
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def AGFI : BinaryRIL<"agfi", 0xC28, add, GR64, imm64sx32>;
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// Addition of memory.
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defm AH : BinaryRXPair<"ah", 0x4A, 0xE37A, add, GR32, sextloadi16>;
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defm A : BinaryRXPair<"a", 0x5A, 0xE35A, add, GR32, load>;
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def AGF : BinaryRXY<"agf", 0xE318, add, GR64, sextloadi32>;
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def AG : BinaryRXY<"ag", 0xE308, add, GR64, load>;
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// Addition to memory.
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def ASI : BinarySIY<"asi", 0xEB6A, add, imm32sx8>;
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def AGSI : BinarySIY<"agsi", 0xEB7A, add, imm64sx8>;
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defm : SXB<add, GR64, AGFR>;
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// Addition producing a carry.
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// Addition of a register.
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let isCommutable = 1 in {
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def ALR : BinaryRR <"alr", 0x1E, addc, GR32, GR32>;
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def ALGR : BinaryRRE<"algr", 0xB90A, addc, GR64, GR64>;
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def ALGFR : BinaryRRE<"algfr", 0xB91A, null_frag, GR64, GR32>;
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// Addition of unsigned 32-bit immediates.
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def ALFI : BinaryRIL<"alfi", 0xC2B, addc, GR32, uimm32>;
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def ALGFI : BinaryRIL<"algfi", 0xC2A, addc, GR64, imm64zx32>;
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// Addition of memory.
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defm AL : BinaryRXPair<"al", 0x5E, 0xE35E, addc, GR32, load>;
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def ALGF : BinaryRXY<"algf", 0xE31A, addc, GR64, zextloadi32>;
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def ALG : BinaryRXY<"alg", 0xE30A, addc, GR64, load>;
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defm : ZXB<addc, GR64, ALGFR>;
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// Addition producing and using a carry.
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let Defs = [CC], Uses = [CC] in {
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// Addition of a register.
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def ALCR : BinaryRRE<"alcr", 0xB998, adde, GR32, GR32>;
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def ALCGR : BinaryRRE<"alcgr", 0xB988, adde, GR64, GR64>;
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// Addition of memory.
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def ALC : BinaryRXY<"alc", 0xE398, adde, GR32, load>;
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def ALCG : BinaryRXY<"alcg", 0xE388, adde, GR64, load>;
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Plain substraction. Although immediate forms exist, we use the
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// add-immediate instruction instead.
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// Subtraction of a register.
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def SR : BinaryRR <"sr", 0x1B, sub, GR32, GR32>;
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def SGFR : BinaryRRE<"sgfr", 0xB919, null_frag, GR64, GR32>;
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def SGR : BinaryRRE<"sgr", 0xB909, sub, GR64, GR64>;
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// Subtraction of memory.
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defm SH : BinaryRXPair<"sh", 0x4B, 0xE37B, sub, GR32, sextloadi16>;
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defm S : BinaryRXPair<"s", 0x5B, 0xE35B, sub, GR32, load>;
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def SGF : BinaryRXY<"sgf", 0xE319, sub, GR64, sextloadi32>;
481
def SG : BinaryRXY<"sg", 0xE309, sub, GR64, load>;
483
defm : SXB<sub, GR64, SGFR>;
485
// Subtraction producing a carry.
487
// Subtraction of a register.
488
def SLR : BinaryRR <"slr", 0x1F, subc, GR32, GR32>;
489
def SLGFR : BinaryRRE<"slgfr", 0xB91B, null_frag, GR64, GR32>;
490
def SLGR : BinaryRRE<"slgr", 0xB90B, subc, GR64, GR64>;
492
// Subtraction of unsigned 32-bit immediates. These don't match
493
// subc because we prefer addc for constants.
494
def SLFI : BinaryRIL<"slfi", 0xC25, null_frag, GR32, uimm32>;
495
def SLGFI : BinaryRIL<"slgfi", 0xC24, null_frag, GR64, imm64zx32>;
497
// Subtraction of memory.
498
defm SL : BinaryRXPair<"sl", 0x5F, 0xE35F, subc, GR32, load>;
499
def SLGF : BinaryRXY<"slgf", 0xE31B, subc, GR64, zextloadi32>;
500
def SLG : BinaryRXY<"slg", 0xE30B, subc, GR64, load>;
502
defm : ZXB<subc, GR64, SLGFR>;
504
// Subtraction producing and using a carry.
505
let Defs = [CC], Uses = [CC] in {
506
// Subtraction of a register.
507
def SLBR : BinaryRRE<"slbr", 0xB999, sube, GR32, GR32>;
508
def SLGBR : BinaryRRE<"slbgr", 0xB989, sube, GR64, GR64>;
510
// Subtraction of memory.
511
def SLB : BinaryRXY<"slb", 0xE399, sube, GR32, load>;
512
def SLBG : BinaryRXY<"slbg", 0xE389, sube, GR64, load>;
515
//===----------------------------------------------------------------------===//
517
//===----------------------------------------------------------------------===//
520
// ANDs of a register.
521
let isCommutable = 1 in {
522
def NR : BinaryRR <"nr", 0x14, and, GR32, GR32>;
523
def NGR : BinaryRRE<"ngr", 0xB980, and, GR64, GR64>;
526
// ANDs of a 16-bit immediate, leaving other bits unaffected.
527
let isCodeGenOnly = 1 in {
528
def NILL32 : BinaryRI<"nill", 0xA57, and, GR32, imm32ll16c>;
529
def NILH32 : BinaryRI<"nilh", 0xA56, and, GR32, imm32lh16c>;
531
def NILL : BinaryRI<"nill", 0xA57, and, GR64, imm64ll16c>;
532
def NILH : BinaryRI<"nilh", 0xA56, and, GR64, imm64lh16c>;
533
def NIHL : BinaryRI<"nihl", 0xA55, and, GR64, imm64hl16c>;
534
def NIHH : BinaryRI<"nihh", 0xA54, and, GR64, imm64hh16c>;
536
// ANDs of a 32-bit immediate, leaving other bits unaffected.
537
let isCodeGenOnly = 1 in
538
def NILF32 : BinaryRIL<"nilf", 0xC0B, and, GR32, uimm32>;
539
def NILF : BinaryRIL<"nilf", 0xC0B, and, GR64, imm64lf32c>;
540
def NIHF : BinaryRIL<"nihf", 0xC0A, and, GR64, imm64hf32c>;
543
defm N : BinaryRXPair<"n", 0x54, 0xE354, and, GR32, load>;
544
def NG : BinaryRXY<"ng", 0xE380, and, GR64, load>;
547
defm NI : BinarySIPair<"ni", 0x94, 0xEB54, null_frag, uimm8>;
549
defm : RMWIByte<and, bdaddr12pair, NI>;
550
defm : RMWIByte<and, bdaddr20pair, NIY>;
552
//===----------------------------------------------------------------------===//
554
//===----------------------------------------------------------------------===//
557
// ORs of a register.
558
let isCommutable = 1 in {
559
def OR : BinaryRR <"or", 0x16, or, GR32, GR32>;
560
def OGR : BinaryRRE<"ogr", 0xB981, or, GR64, GR64>;
563
// ORs of a 16-bit immediate, leaving other bits unaffected.
564
let isCodeGenOnly = 1 in {
565
def OILL32 : BinaryRI<"oill", 0xA5B, or, GR32, imm32ll16>;
566
def OILH32 : BinaryRI<"oilh", 0xA5A, or, GR32, imm32lh16>;
568
def OILL : BinaryRI<"oill", 0xA5B, or, GR64, imm64ll16>;
569
def OILH : BinaryRI<"oilh", 0xA5A, or, GR64, imm64lh16>;
570
def OIHL : BinaryRI<"oihl", 0xA59, or, GR64, imm64hl16>;
571
def OIHH : BinaryRI<"oihh", 0xA58, or, GR64, imm64hh16>;
573
// ORs of a 32-bit immediate, leaving other bits unaffected.
574
let isCodeGenOnly = 1 in
575
def OILF32 : BinaryRIL<"oilf", 0xC0D, or, GR32, uimm32>;
576
def OILF : BinaryRIL<"oilf", 0xC0D, or, GR64, imm64lf32>;
577
def OIHF : BinaryRIL<"oihf", 0xC0C, or, GR64, imm64hf32>;
580
defm O : BinaryRXPair<"o", 0x56, 0xE356, or, GR32, load>;
581
def OG : BinaryRXY<"og", 0xE381, or, GR64, load>;
584
defm OI : BinarySIPair<"oi", 0x96, 0xEB56, null_frag, uimm8>;
586
defm : RMWIByte<or, bdaddr12pair, OI>;
587
defm : RMWIByte<or, bdaddr20pair, OIY>;
589
//===----------------------------------------------------------------------===//
591
//===----------------------------------------------------------------------===//
594
// XORs of a register.
595
let isCommutable = 1 in {
596
def XR : BinaryRR <"xr", 0x17, xor, GR32, GR32>;
597
def XGR : BinaryRRE<"xgr", 0xB982, xor, GR64, GR64>;
600
// XORs of a 32-bit immediate, leaving other bits unaffected.
601
let isCodeGenOnly = 1 in
602
def XILF32 : BinaryRIL<"xilf", 0xC07, xor, GR32, uimm32>;
603
def XILF : BinaryRIL<"xilf", 0xC07, xor, GR64, imm64lf32>;
604
def XIHF : BinaryRIL<"xihf", 0xC06, xor, GR64, imm64hf32>;
607
defm X : BinaryRXPair<"x",0x57, 0xE357, xor, GR32, load>;
608
def XG : BinaryRXY<"xg", 0xE382, xor, GR64, load>;
611
defm XI : BinarySIPair<"xi", 0x97, 0xEB57, null_frag, uimm8>;
613
defm : RMWIByte<xor, bdaddr12pair, XI>;
614
defm : RMWIByte<xor, bdaddr20pair, XIY>;
616
//===----------------------------------------------------------------------===//
618
//===----------------------------------------------------------------------===//
620
// Multiplication of a register.
621
let isCommutable = 1 in {
622
def MSR : BinaryRRE<"msr", 0xB252, mul, GR32, GR32>;
623
def MSGR : BinaryRRE<"msgr", 0xB90C, mul, GR64, GR64>;
625
def MSGFR : BinaryRRE<"msgfr", 0xB91C, null_frag, GR64, GR32>;
626
defm : SXB<mul, GR64, MSGFR>;
628
// Multiplication of a signed 16-bit immediate.
629
def MHI : BinaryRI<"mhi", 0xA7C, mul, GR32, imm32sx16>;
630
def MGHI : BinaryRI<"mghi", 0xA7D, mul, GR64, imm64sx16>;
632
// Multiplication of a signed 32-bit immediate.
633
def MSFI : BinaryRIL<"msfi", 0xC21, mul, GR32, simm32>;
634
def MSGFI : BinaryRIL<"msgfi", 0xC20, mul, GR64, imm64sx32>;
636
// Multiplication of memory.
637
defm MH : BinaryRXPair<"mh", 0x4C, 0xE37C, mul, GR32, sextloadi16>;
638
defm MS : BinaryRXPair<"ms", 0x71, 0xE351, mul, GR32, load>;
639
def MSGF : BinaryRXY<"msgf", 0xE31C, mul, GR64, sextloadi32>;
640
def MSG : BinaryRXY<"msg", 0xE30C, mul, GR64, load>;
642
// Multiplication of a register, producing two results.
643
def MLGR : BinaryRRE<"mlgr", 0xB986, z_umul_lohi64, GR128, GR64>;
645
// Multiplication of memory, producing two results.
646
def MLG : BinaryRXY<"mlg", 0xE386, z_umul_lohi64, GR128, load>;
648
//===----------------------------------------------------------------------===//
649
// Division and remainder
650
//===----------------------------------------------------------------------===//
652
// Division and remainder, from registers.
653
def DSGFR : BinaryRRE<"dsgfr", 0xB91D, null_frag, GR128, GR32>;
654
def DSGR : BinaryRRE<"dsgr", 0xB90D, z_sdivrem64, GR128, GR64>;
655
def DLR : BinaryRRE<"dlr", 0xB997, z_udivrem32, GR128, GR32>;
656
def DLGR : BinaryRRE<"dlgr", 0xB987, z_udivrem64, GR128, GR64>;
657
defm : SXB<z_sdivrem64, GR128, DSGFR>;
659
// Division and remainder, from memory.
660
def DSGF : BinaryRXY<"dsgf", 0xE31D, z_sdivrem64, GR128, sextloadi32>;
661
def DSG : BinaryRXY<"dsg", 0xE30D, z_sdivrem64, GR128, load>;
662
def DL : BinaryRXY<"dl", 0xE397, z_udivrem32, GR128, load>;
663
def DLG : BinaryRXY<"dlg", 0xE387, z_udivrem64, GR128, load>;
665
//===----------------------------------------------------------------------===//
667
//===----------------------------------------------------------------------===//
670
let neverHasSideEffects = 1 in {
671
def SLL : ShiftRS <"sll", 0x89, shl, GR32, shift12only>;
672
def SLLG : ShiftRSY<"sllg", 0xEB0D, shl, GR64, shift20only>;
675
// Logical shift right.
676
let neverHasSideEffects = 1 in {
677
def SRL : ShiftRS <"srl", 0x88, srl, GR32, shift12only>;
678
def SRLG : ShiftRSY<"srlg", 0xEB0C, srl, GR64, shift20only>;
681
// Arithmetic shift right.
683
def SRA : ShiftRS <"sra", 0x8A, sra, GR32, shift12only>;
684
def SRAG : ShiftRSY<"srag", 0xEB0A, sra, GR64, shift20only>;
688
let neverHasSideEffects = 1 in {
689
def RLL : ShiftRSY<"rll", 0xEB1D, rotl, GR32, shift20only>;
690
def RLLG : ShiftRSY<"rllg", 0xEB1C, rotl, GR64, shift20only>;
693
// Rotate second operand left and inserted selected bits into first operand.
694
// These can act like 32-bit operands provided that the constant start and
695
// end bits (operands 2 and 3) are in the range [32, 64)
697
let isCodeGenOnly = 1 in
698
def RISBG32 : RotateSelectRIEf<"risbg", 0xEC55, GR32, GR32>;
699
def RISBG : RotateSelectRIEf<"risbg", 0xEC55, GR64, GR64>;
702
//===----------------------------------------------------------------------===//
704
//===----------------------------------------------------------------------===//
706
// Signed comparisons.
708
// Comparison with a register.
709
def CR : CompareRR <"cr", 0x19, z_cmp, GR32, GR32>;
710
def CGFR : CompareRRE<"cgfr", 0xB930, null_frag, GR64, GR32>;
711
def CGR : CompareRRE<"cgr", 0xB920, z_cmp, GR64, GR64>;
713
// Comparison with a signed 16-bit immediate.
714
def CHI : CompareRI<"chi", 0xA7E, z_cmp, GR32, imm32sx16>;
715
def CGHI : CompareRI<"cghi", 0xA7F, z_cmp, GR64, imm64sx16>;
717
// Comparison with a signed 32-bit immediate.
718
def CFI : CompareRIL<"cfi", 0xC2D, z_cmp, GR32, simm32>;
719
def CGFI : CompareRIL<"cgfi", 0xC2C, z_cmp, GR64, imm64sx32>;
721
// Comparison with memory.
722
defm CH : CompareRXPair<"ch", 0x49, 0xE379, z_cmp, GR32, sextloadi16>;
723
defm C : CompareRXPair<"c", 0x59, 0xE359, z_cmp, GR32, load>;
724
def CGH : CompareRXY<"cgh", 0xE334, z_cmp, GR64, sextloadi16>;
725
def CGF : CompareRXY<"cgf", 0xE330, z_cmp, GR64, sextloadi32>;
726
def CG : CompareRXY<"cg", 0xE320, z_cmp, GR64, load>;
727
def CHRL : CompareRILPC<"chrl", 0xC65, z_cmp, GR32, aligned_sextloadi16>;
728
def CRL : CompareRILPC<"crl", 0xC6D, z_cmp, GR32, aligned_load>;
729
def CGHRL : CompareRILPC<"cghrl", 0xC64, z_cmp, GR64, aligned_sextloadi16>;
730
def CGFRL : CompareRILPC<"cgfrl", 0xC6C, z_cmp, GR64, aligned_sextloadi32>;
731
def CGRL : CompareRILPC<"cgrl", 0xC68, z_cmp, GR64, aligned_load>;
733
// Comparison between memory and a signed 16-bit immediate.
734
def CHHSI : CompareSIL<"chhsi", 0xE554, z_cmp, sextloadi16, imm32sx16>;
735
def CHSI : CompareSIL<"chsi", 0xE55C, z_cmp, load, imm32sx16>;
736
def CGHSI : CompareSIL<"cghsi", 0xE558, z_cmp, load, imm64sx16>;
738
defm : SXB<z_cmp, GR64, CGFR>;
740
// Unsigned comparisons.
742
// Comparison with a register.
743
def CLR : CompareRR <"clr", 0x15, z_ucmp, GR32, GR32>;
744
def CLGFR : CompareRRE<"clgfr", 0xB931, null_frag, GR64, GR32>;
745
def CLGR : CompareRRE<"clgr", 0xB921, z_ucmp, GR64, GR64>;
747
// Comparison with a signed 32-bit immediate.
748
def CLFI : CompareRIL<"clfi", 0xC2F, z_ucmp, GR32, uimm32>;
749
def CLGFI : CompareRIL<"clgfi", 0xC2E, z_ucmp, GR64, imm64zx32>;
751
// Comparison with memory.
752
defm CL : CompareRXPair<"cl", 0x55, 0xE355, z_ucmp, GR32, load>;
753
def CLGF : CompareRXY<"clgf", 0xE331, z_ucmp, GR64, zextloadi32>;
754
def CLG : CompareRXY<"clg", 0xE321, z_ucmp, GR64, load>;
755
def CLHRL : CompareRILPC<"clhrl", 0xC67, z_ucmp, GR32,
756
aligned_zextloadi16>;
757
def CLRL : CompareRILPC<"clrl", 0xC6F, z_ucmp, GR32,
759
def CLGHRL : CompareRILPC<"clghrl", 0xC66, z_ucmp, GR64,
760
aligned_zextloadi16>;
761
def CLGFRL : CompareRILPC<"clgfrl", 0xC6E, z_ucmp, GR64,
762
aligned_zextloadi32>;
763
def CLGRL : CompareRILPC<"clgrl", 0xC6A, z_ucmp, GR64,
766
// Comparison between memory and an unsigned 8-bit immediate.
767
defm CLI : CompareSIPair<"cli", 0x95, 0xEB55, z_ucmp, zextloadi8, imm32zx8>;
769
// Comparison between memory and an unsigned 16-bit immediate.
770
def CLHHSI : CompareSIL<"clhhsi", 0xE555, z_ucmp, zextloadi16, imm32zx16>;
771
def CLFHSI : CompareSIL<"clfhsi", 0xE55D, z_ucmp, load, imm32zx16>;
772
def CLGHSI : CompareSIL<"clghsi", 0xE559, z_ucmp, load, imm64zx16>;
774
defm : ZXB<z_ucmp, GR64, CLGFR>;
776
//===----------------------------------------------------------------------===//
778
//===----------------------------------------------------------------------===//
780
def ATOMIC_SWAPW : AtomicLoadWBinaryReg<z_atomic_swapw>;
781
def ATOMIC_SWAP_32 : AtomicLoadBinaryReg32<atomic_swap_32>;
782
def ATOMIC_SWAP_64 : AtomicLoadBinaryReg64<atomic_swap_64>;
784
def ATOMIC_LOADW_AR : AtomicLoadWBinaryReg<z_atomic_loadw_add>;
785
def ATOMIC_LOADW_AFI : AtomicLoadWBinaryImm<z_atomic_loadw_add, simm32>;
786
def ATOMIC_LOAD_AR : AtomicLoadBinaryReg32<atomic_load_add_32>;
787
def ATOMIC_LOAD_AHI : AtomicLoadBinaryImm32<atomic_load_add_32, imm32sx16>;
788
def ATOMIC_LOAD_AFI : AtomicLoadBinaryImm32<atomic_load_add_32, simm32>;
789
def ATOMIC_LOAD_AGR : AtomicLoadBinaryReg64<atomic_load_add_64>;
790
def ATOMIC_LOAD_AGHI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx16>;
791
def ATOMIC_LOAD_AGFI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx32>;
793
def ATOMIC_LOADW_SR : AtomicLoadWBinaryReg<z_atomic_loadw_sub>;
794
def ATOMIC_LOAD_SR : AtomicLoadBinaryReg32<atomic_load_sub_32>;
795
def ATOMIC_LOAD_SGR : AtomicLoadBinaryReg64<atomic_load_sub_64>;
797
def ATOMIC_LOADW_NR : AtomicLoadWBinaryReg<z_atomic_loadw_and>;
798
def ATOMIC_LOADW_NILH : AtomicLoadWBinaryImm<z_atomic_loadw_and, imm32lh16c>;
799
def ATOMIC_LOAD_NR : AtomicLoadBinaryReg32<atomic_load_and_32>;
800
def ATOMIC_LOAD_NILL32 : AtomicLoadBinaryImm32<atomic_load_and_32, imm32ll16c>;
801
def ATOMIC_LOAD_NILH32 : AtomicLoadBinaryImm32<atomic_load_and_32, imm32lh16c>;
802
def ATOMIC_LOAD_NILF32 : AtomicLoadBinaryImm32<atomic_load_and_32, uimm32>;
803
def ATOMIC_LOAD_NGR : AtomicLoadBinaryReg64<atomic_load_and_64>;
804
def ATOMIC_LOAD_NILL : AtomicLoadBinaryImm64<atomic_load_and_64, imm64ll16c>;
805
def ATOMIC_LOAD_NILH : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lh16c>;
806
def ATOMIC_LOAD_NIHL : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hl16c>;
807
def ATOMIC_LOAD_NIHH : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hh16c>;
808
def ATOMIC_LOAD_NILF : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lf32c>;
809
def ATOMIC_LOAD_NIHF : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hf32c>;
811
def ATOMIC_LOADW_OR : AtomicLoadWBinaryReg<z_atomic_loadw_or>;
812
def ATOMIC_LOADW_OILH : AtomicLoadWBinaryImm<z_atomic_loadw_or, imm32lh16>;
813
def ATOMIC_LOAD_OR : AtomicLoadBinaryReg32<atomic_load_or_32>;
814
def ATOMIC_LOAD_OILL32 : AtomicLoadBinaryImm32<atomic_load_or_32, imm32ll16>;
815
def ATOMIC_LOAD_OILH32 : AtomicLoadBinaryImm32<atomic_load_or_32, imm32lh16>;
816
def ATOMIC_LOAD_OILF32 : AtomicLoadBinaryImm32<atomic_load_or_32, uimm32>;
817
def ATOMIC_LOAD_OGR : AtomicLoadBinaryReg64<atomic_load_or_64>;
818
def ATOMIC_LOAD_OILL : AtomicLoadBinaryImm64<atomic_load_or_64, imm64ll16>;
819
def ATOMIC_LOAD_OILH : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lh16>;
820
def ATOMIC_LOAD_OIHL : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hl16>;
821
def ATOMIC_LOAD_OIHH : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hh16>;
822
def ATOMIC_LOAD_OILF : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lf32>;
823
def ATOMIC_LOAD_OIHF : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hf32>;
825
def ATOMIC_LOADW_XR : AtomicLoadWBinaryReg<z_atomic_loadw_xor>;
826
def ATOMIC_LOADW_XILF : AtomicLoadWBinaryImm<z_atomic_loadw_xor, uimm32>;
827
def ATOMIC_LOAD_XR : AtomicLoadBinaryReg32<atomic_load_xor_32>;
828
def ATOMIC_LOAD_XILF32 : AtomicLoadBinaryImm32<atomic_load_xor_32, uimm32>;
829
def ATOMIC_LOAD_XGR : AtomicLoadBinaryReg64<atomic_load_xor_64>;
830
def ATOMIC_LOAD_XILF : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64lf32>;
831
def ATOMIC_LOAD_XIHF : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64hf32>;
833
def ATOMIC_LOADW_NRi : AtomicLoadWBinaryReg<z_atomic_loadw_nand>;
834
def ATOMIC_LOADW_NILHi : AtomicLoadWBinaryImm<z_atomic_loadw_nand,
836
def ATOMIC_LOAD_NRi : AtomicLoadBinaryReg32<atomic_load_nand_32>;
837
def ATOMIC_LOAD_NILL32i : AtomicLoadBinaryImm32<atomic_load_nand_32,
839
def ATOMIC_LOAD_NILH32i : AtomicLoadBinaryImm32<atomic_load_nand_32,
841
def ATOMIC_LOAD_NILF32i : AtomicLoadBinaryImm32<atomic_load_nand_32, uimm32>;
842
def ATOMIC_LOAD_NGRi : AtomicLoadBinaryReg64<atomic_load_nand_64>;
843
def ATOMIC_LOAD_NILLi : AtomicLoadBinaryImm64<atomic_load_nand_64,
845
def ATOMIC_LOAD_NILHi : AtomicLoadBinaryImm64<atomic_load_nand_64,
847
def ATOMIC_LOAD_NIHLi : AtomicLoadBinaryImm64<atomic_load_nand_64,
849
def ATOMIC_LOAD_NIHHi : AtomicLoadBinaryImm64<atomic_load_nand_64,
851
def ATOMIC_LOAD_NILFi : AtomicLoadBinaryImm64<atomic_load_nand_64,
853
def ATOMIC_LOAD_NIHFi : AtomicLoadBinaryImm64<atomic_load_nand_64,
856
def ATOMIC_LOADW_MIN : AtomicLoadWBinaryReg<z_atomic_loadw_min>;
857
def ATOMIC_LOAD_MIN_32 : AtomicLoadBinaryReg32<atomic_load_min_32>;
858
def ATOMIC_LOAD_MIN_64 : AtomicLoadBinaryReg64<atomic_load_min_64>;
860
def ATOMIC_LOADW_MAX : AtomicLoadWBinaryReg<z_atomic_loadw_max>;
861
def ATOMIC_LOAD_MAX_32 : AtomicLoadBinaryReg32<atomic_load_max_32>;
862
def ATOMIC_LOAD_MAX_64 : AtomicLoadBinaryReg64<atomic_load_max_64>;
864
def ATOMIC_LOADW_UMIN : AtomicLoadWBinaryReg<z_atomic_loadw_umin>;
865
def ATOMIC_LOAD_UMIN_32 : AtomicLoadBinaryReg32<atomic_load_umin_32>;
866
def ATOMIC_LOAD_UMIN_64 : AtomicLoadBinaryReg64<atomic_load_umin_64>;
868
def ATOMIC_LOADW_UMAX : AtomicLoadWBinaryReg<z_atomic_loadw_umax>;
869
def ATOMIC_LOAD_UMAX_32 : AtomicLoadBinaryReg32<atomic_load_umax_32>;
870
def ATOMIC_LOAD_UMAX_64 : AtomicLoadBinaryReg64<atomic_load_umax_64>;
873
: Pseudo<(outs GR32:$dst), (ins bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
874
ADDR32:$bitshift, ADDR32:$negbitshift,
877
(z_atomic_cmp_swapw bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
878
ADDR32:$bitshift, ADDR32:$negbitshift,
879
uimm32:$bitsize))]> {
883
let usesCustomInserter = 1;
887
defm CS : CmpSwapRSPair<"cs", 0xBA, 0xEB14, atomic_cmp_swap_32, GR32>;
888
def CSG : CmpSwapRSY<"csg", 0xEB30, atomic_cmp_swap_64, GR64>;
891
//===----------------------------------------------------------------------===//
892
// Miscellaneous Instructions.
893
//===----------------------------------------------------------------------===//
895
// Read a 32-bit access register into a GR32. As with all GR32 operations,
896
// the upper 32 bits of the enclosing GR64 remain unchanged, which is useful
897
// when a 64-bit address is stored in a pair of access registers.
898
def EAR : InstRRE<0xB24F, (outs GR32:$R1), (ins access_reg:$R2),
900
[(set GR32:$R1, (z_extract_access access_reg:$R2))]>;
902
// Find leftmost one, AKA count leading zeros. The instruction actually
903
// returns a pair of GR64s, the first giving the number of leading zeros
904
// and the second giving a copy of the source with the leftmost one bit
905
// cleared. We only use the first result here.
907
def FLOGR : UnaryRRE<"flogr", 0xB983, null_frag, GR128, GR64>;
909
def : Pat<(ctlz GR64:$src),
910
(EXTRACT_SUBREG (FLOGR GR64:$src), subreg_high)>;
912
// Use subregs to populate the "don't care" bits in a 32-bit to 64-bit anyext.
913
def : Pat<(i64 (anyext GR32:$src)),
914
(INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit)>;
916
// There are no 32-bit equivalents of LLILL and LLILH, so use a full
917
// 64-bit move followed by a subreg. This preserves the invariant that
918
// all GR32 operations only modify the low 32 bits.
919
def : Pat<(i32 imm32ll16:$src),
920
(EXTRACT_SUBREG (LLILL (LL16 imm:$src)), subreg_32bit)>;
921
def : Pat<(i32 imm32lh16:$src),
922
(EXTRACT_SUBREG (LLILH (LH16 imm:$src)), subreg_32bit)>;
924
// Extend GR32s and GR64s to GR128s.
925
let usesCustomInserter = 1 in {
926
def AEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
927
def ZEXT128_32 : Pseudo<(outs GR128:$dst), (ins GR32:$src), []>;
928
def ZEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
931
//===----------------------------------------------------------------------===//
933
//===----------------------------------------------------------------------===//
935
// Use AL* for GR64 additions of unsigned 32-bit values.
936
defm : ZXB<add, GR64, ALGFR>;
937
def : Pat<(add GR64:$src1, imm64zx32:$src2),
938
(ALGFI GR64:$src1, imm64zx32:$src2)>;
939
def : Pat<(add GR64:$src1, (zextloadi32 bdxaddr20only:$addr)),
940
(ALGF GR64:$src1, bdxaddr20only:$addr)>;
942
// Use SL* for GR64 subtractions of unsigned 32-bit values.
943
defm : ZXB<sub, GR64, SLGFR>;
944
def : Pat<(add GR64:$src1, imm64zx32n:$src2),
945
(SLGFI GR64:$src1, imm64zx32n:$src2)>;
946
def : Pat<(sub GR64:$src1, (zextloadi32 bdxaddr20only:$addr)),
947
(SLGF GR64:$src1, bdxaddr20only:$addr)>;