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539 lines
22 KiB
539 lines
22 KiB
//===-- SparcInstr64Bit.td - 64-bit instructions for Sparc Target ---------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains instruction definitions and patterns needed for 64-bit
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// code generation on SPARC v9.
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//
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// Some SPARC v9 instructions are defined in SparcInstrInfo.td because they can
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// also be used in 32-bit code running on a SPARC v9 CPU.
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//
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//===----------------------------------------------------------------------===//
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let Predicates = [Is64Bit] in {
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// The same integer registers are used for i32 and i64 values.
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// When registers hold i32 values, the high bits are don't care.
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// This give us free trunc and anyext.
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def : Pat<(i64 (anyext i32:$val)), (COPY_TO_REGCLASS $val, I64Regs)>;
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def : Pat<(i32 (trunc i64:$val)), (COPY_TO_REGCLASS $val, IntRegs)>;
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} // Predicates = [Is64Bit]
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//===----------------------------------------------------------------------===//
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// 64-bit Shift Instructions.
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//===----------------------------------------------------------------------===//
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//
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// The 32-bit shift instructions are still available. The left shift srl
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// instructions shift all 64 bits, but it only accepts a 5-bit shift amount.
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//
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// The srl instructions only shift the low 32 bits and clear the high 32 bits.
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// Finally, sra shifts the low 32 bits and sign-extends to 64 bits.
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let Predicates = [Is64Bit] in {
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def : Pat<(i64 (zext i32:$val)), (SRLri $val, 0)>;
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def : Pat<(i64 (sext i32:$val)), (SRAri $val, 0)>;
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def : Pat<(i64 (and i64:$val, 0xffffffff)), (SRLri $val, 0)>;
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def : Pat<(i64 (sext_inreg i64:$val, i32)), (SRAri $val, 0)>;
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defm SLLX : F3_S<"sllx", 0b100101, 1, shl, i64, I64Regs>;
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defm SRLX : F3_S<"srlx", 0b100110, 1, srl, i64, I64Regs>;
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defm SRAX : F3_S<"srax", 0b100111, 1, sra, i64, I64Regs>;
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} // Predicates = [Is64Bit]
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//===----------------------------------------------------------------------===//
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// 64-bit Immediates.
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//===----------------------------------------------------------------------===//
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//
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// All 32-bit immediates can be materialized with sethi+or, but 64-bit
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// immediates may require more code. There may be a point where it is
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// preferable to use a constant pool load instead, depending on the
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// microarchitecture.
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// Single-instruction patterns.
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// The ALU instructions want their simm13 operands as i32 immediates.
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def as_i32imm : SDNodeXForm<imm, [{
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return CurDAG->getTargetConstant(N->getSExtValue(), SDLoc(N), MVT::i32);
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}]>;
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def : Pat<(i64 simm13:$val), (ORri (i64 G0), (as_i32imm $val))>;
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def : Pat<(i64 SETHIimm:$val), (SETHIi (HI22 $val))>;
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// Double-instruction patterns.
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// All unsigned i32 immediates can be handled by sethi+or.
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def uimm32 : PatLeaf<(imm), [{ return isUInt<32>(N->getZExtValue()); }]>;
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def : Pat<(i64 uimm32:$val), (ORri (SETHIi (HI22 $val)), (LO10 $val))>,
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Requires<[Is64Bit]>;
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// All negative i33 immediates can be handled by sethi+xor.
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def nimm33 : PatLeaf<(imm), [{
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int64_t Imm = N->getSExtValue();
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return Imm < 0 && isInt<33>(Imm);
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}]>;
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// Bits 10-31 inverted. Same as assembler's %hix.
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def HIX22 : SDNodeXForm<imm, [{
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uint64_t Val = (~N->getZExtValue() >> 10) & ((1u << 22) - 1);
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return CurDAG->getTargetConstant(Val, SDLoc(N), MVT::i32);
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}]>;
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// Bits 0-9 with ones in bits 10-31. Same as assembler's %lox.
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def LOX10 : SDNodeXForm<imm, [{
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return CurDAG->getTargetConstant(~(~N->getZExtValue() & 0x3ff), SDLoc(N),
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MVT::i32);
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}]>;
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def : Pat<(i64 nimm33:$val), (XORri (SETHIi (HIX22 $val)), (LOX10 $val))>,
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Requires<[Is64Bit]>;
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// More possible patterns:
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//
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// (sllx sethi, n)
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// (sllx simm13, n)
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//
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// 3 instrs:
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//
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// (xor (sllx sethi), simm13)
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// (sllx (xor sethi, simm13))
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//
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// 4 instrs:
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//
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// (or sethi, (sllx sethi))
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// (xnor sethi, (sllx sethi))
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//
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// 5 instrs:
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//
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// (or (sllx sethi), (or sethi, simm13))
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// (xnor (sllx sethi), (or sethi, simm13))
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// (or (sllx sethi), (sllx sethi))
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// (xnor (sllx sethi), (sllx sethi))
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//
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// Worst case is 6 instrs:
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//
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// (or (sllx (or sethi, simmm13)), (or sethi, simm13))
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// Bits 42-63, same as assembler's %hh.
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def HH22 : SDNodeXForm<imm, [{
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uint64_t Val = (N->getZExtValue() >> 42) & ((1u << 22) - 1);
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return CurDAG->getTargetConstant(Val, SDLoc(N), MVT::i32);
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}]>;
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// Bits 32-41, same as assembler's %hm.
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def HM10 : SDNodeXForm<imm, [{
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uint64_t Val = (N->getZExtValue() >> 32) & ((1u << 10) - 1);
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return CurDAG->getTargetConstant(Val, SDLoc(N), MVT::i32);
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}]>;
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def : Pat<(i64 imm:$val),
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(ORrr (SLLXri (ORri (SETHIi (HH22 $val)), (HM10 $val)), (i32 32)),
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(ORri (SETHIi (HI22 $val)), (LO10 $val)))>,
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Requires<[Is64Bit]>;
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//===----------------------------------------------------------------------===//
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// 64-bit Integer Arithmetic and Logic.
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//===----------------------------------------------------------------------===//
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let Predicates = [Is64Bit] in {
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// Register-register instructions.
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let isCodeGenOnly = 1 in {
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defm ANDX : F3_12<"and", 0b000001, and, I64Regs, i64, i64imm>;
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defm ORX : F3_12<"or", 0b000010, or, I64Regs, i64, i64imm>;
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defm XORX : F3_12<"xor", 0b000011, xor, I64Regs, i64, i64imm>;
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def ANDXNrr : F3_1<2, 0b000101,
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(outs I64Regs:$dst), (ins I64Regs:$b, I64Regs:$c),
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"andn $b, $c, $dst",
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[(set i64:$dst, (and i64:$b, (not i64:$c)))]>;
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def ORXNrr : F3_1<2, 0b000110,
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(outs I64Regs:$dst), (ins I64Regs:$b, I64Regs:$c),
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"orn $b, $c, $dst",
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[(set i64:$dst, (or i64:$b, (not i64:$c)))]>;
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def XNORXrr : F3_1<2, 0b000111,
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(outs I64Regs:$dst), (ins I64Regs:$b, I64Regs:$c),
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"xnor $b, $c, $dst",
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[(set i64:$dst, (not (xor i64:$b, i64:$c)))]>;
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defm ADDX : F3_12<"add", 0b000000, add, I64Regs, i64, i64imm>;
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defm SUBX : F3_12<"sub", 0b000100, sub, I64Regs, i64, i64imm>;
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def TLS_ADDXrr : F3_1<2, 0b000000, (outs I64Regs:$rd),
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(ins I64Regs:$rs1, I64Regs:$rs2, TLSSym:$sym),
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"add $rs1, $rs2, $rd, $sym",
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[(set i64:$rd,
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(tlsadd i64:$rs1, i64:$rs2, tglobaltlsaddr:$sym))]>;
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// "LEA" form of add
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def LEAX_ADDri : F3_2<2, 0b000000,
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(outs I64Regs:$dst), (ins MEMri:$addr),
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"add ${addr:arith}, $dst",
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[(set iPTR:$dst, ADDRri:$addr)]>;
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}
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def : Pat<(SPcmpicc i64:$a, i64:$b), (CMPrr $a, $b)>;
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def : Pat<(SPcmpicc i64:$a, (i64 simm13:$b)), (CMPri $a, (as_i32imm $b))>;
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def : Pat<(i64 (ctpop i64:$src)), (POPCrr $src)>;
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} // Predicates = [Is64Bit]
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//===----------------------------------------------------------------------===//
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// 64-bit Integer Multiply and Divide.
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//===----------------------------------------------------------------------===//
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let Predicates = [Is64Bit] in {
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def MULXrr : F3_1<2, 0b001001,
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(outs I64Regs:$rd), (ins I64Regs:$rs1, I64Regs:$rs2),
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"mulx $rs1, $rs2, $rd",
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[(set i64:$rd, (mul i64:$rs1, i64:$rs2))]>;
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def MULXri : F3_2<2, 0b001001,
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(outs IntRegs:$rd), (ins IntRegs:$rs1, i64imm:$simm13),
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"mulx $rs1, $simm13, $rd",
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[(set i64:$rd, (mul i64:$rs1, (i64 simm13:$simm13)))]>;
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// Division can trap.
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let hasSideEffects = 1 in {
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def SDIVXrr : F3_1<2, 0b101101,
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(outs I64Regs:$rd), (ins I64Regs:$rs1, I64Regs:$rs2),
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"sdivx $rs1, $rs2, $rd",
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[(set i64:$rd, (sdiv i64:$rs1, i64:$rs2))]>;
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def SDIVXri : F3_2<2, 0b101101,
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(outs IntRegs:$rd), (ins IntRegs:$rs1, i64imm:$simm13),
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"sdivx $rs1, $simm13, $rd",
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[(set i64:$rd, (sdiv i64:$rs1, (i64 simm13:$simm13)))]>;
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def UDIVXrr : F3_1<2, 0b001101,
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(outs I64Regs:$rd), (ins I64Regs:$rs1, I64Regs:$rs2),
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"udivx $rs1, $rs2, $rd",
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[(set i64:$rd, (udiv i64:$rs1, i64:$rs2))]>;
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def UDIVXri : F3_2<2, 0b001101,
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(outs IntRegs:$rd), (ins IntRegs:$rs1, i64imm:$simm13),
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"udivx $rs1, $simm13, $rd",
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[(set i64:$rd, (udiv i64:$rs1, (i64 simm13:$simm13)))]>;
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} // hasSideEffects = 1
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} // Predicates = [Is64Bit]
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//===----------------------------------------------------------------------===//
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// 64-bit Loads and Stores.
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//===----------------------------------------------------------------------===//
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//
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// All the 32-bit loads and stores are available. The extending loads are sign
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// or zero-extending to 64 bits. The LDrr and LDri instructions load 32 bits
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// zero-extended to i64. Their mnemonic is lduw in SPARC v9 (Load Unsigned
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// Word).
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//
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// SPARC v9 adds 64-bit loads as well as a sign-extending ldsw i32 loads.
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let Predicates = [Is64Bit] in {
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// 64-bit loads.
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let DecoderMethod = "DecodeLoadInt" in
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defm LDX : Load<"ldx", 0b001011, load, I64Regs, i64>;
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let mayLoad = 1, isAsmParserOnly = 1 in
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def TLS_LDXrr : F3_1<3, 0b001011,
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(outs IntRegs:$dst), (ins MEMrr:$addr, TLSSym:$sym),
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"ldx [$addr], $dst, $sym",
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[(set i64:$dst,
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(tlsld ADDRrr:$addr, tglobaltlsaddr:$sym))]>;
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// Extending loads to i64.
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def : Pat<(i64 (zextloadi1 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
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def : Pat<(i64 (zextloadi1 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
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def : Pat<(i64 (extloadi1 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
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def : Pat<(i64 (extloadi1 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
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def : Pat<(i64 (zextloadi8 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
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def : Pat<(i64 (zextloadi8 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
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def : Pat<(i64 (extloadi8 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
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def : Pat<(i64 (extloadi8 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
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def : Pat<(i64 (sextloadi8 ADDRrr:$addr)), (LDSBrr ADDRrr:$addr)>;
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def : Pat<(i64 (sextloadi8 ADDRri:$addr)), (LDSBri ADDRri:$addr)>;
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def : Pat<(i64 (zextloadi16 ADDRrr:$addr)), (LDUHrr ADDRrr:$addr)>;
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def : Pat<(i64 (zextloadi16 ADDRri:$addr)), (LDUHri ADDRri:$addr)>;
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def : Pat<(i64 (extloadi16 ADDRrr:$addr)), (LDUHrr ADDRrr:$addr)>;
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def : Pat<(i64 (extloadi16 ADDRri:$addr)), (LDUHri ADDRri:$addr)>;
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def : Pat<(i64 (sextloadi16 ADDRrr:$addr)), (LDSHrr ADDRrr:$addr)>;
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def : Pat<(i64 (sextloadi16 ADDRri:$addr)), (LDSHri ADDRri:$addr)>;
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def : Pat<(i64 (zextloadi32 ADDRrr:$addr)), (LDrr ADDRrr:$addr)>;
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def : Pat<(i64 (zextloadi32 ADDRri:$addr)), (LDri ADDRri:$addr)>;
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def : Pat<(i64 (extloadi32 ADDRrr:$addr)), (LDrr ADDRrr:$addr)>;
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def : Pat<(i64 (extloadi32 ADDRri:$addr)), (LDri ADDRri:$addr)>;
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// Sign-extending load of i32 into i64 is a new SPARC v9 instruction.
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let DecoderMethod = "DecodeLoadInt" in
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defm LDSW : Load<"ldsw", 0b001000, sextloadi32, I64Regs, i64>;
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// 64-bit stores.
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let DecoderMethod = "DecodeStoreInt" in
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defm STX : Store<"stx", 0b001110, store, I64Regs, i64>;
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// Truncating stores from i64 are identical to the i32 stores.
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def : Pat<(truncstorei8 i64:$src, ADDRrr:$addr), (STBrr ADDRrr:$addr, $src)>;
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def : Pat<(truncstorei8 i64:$src, ADDRri:$addr), (STBri ADDRri:$addr, $src)>;
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def : Pat<(truncstorei16 i64:$src, ADDRrr:$addr), (STHrr ADDRrr:$addr, $src)>;
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def : Pat<(truncstorei16 i64:$src, ADDRri:$addr), (STHri ADDRri:$addr, $src)>;
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def : Pat<(truncstorei32 i64:$src, ADDRrr:$addr), (STrr ADDRrr:$addr, $src)>;
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def : Pat<(truncstorei32 i64:$src, ADDRri:$addr), (STri ADDRri:$addr, $src)>;
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// store 0, addr -> store %g0, addr
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def : Pat<(store (i64 0), ADDRrr:$dst), (STXrr ADDRrr:$dst, (i64 G0))>;
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def : Pat<(store (i64 0), ADDRri:$dst), (STXri ADDRri:$dst, (i64 G0))>;
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} // Predicates = [Is64Bit]
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//===----------------------------------------------------------------------===//
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// 64-bit Conditionals.
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//===----------------------------------------------------------------------===//
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//
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// Flag-setting instructions like subcc and addcc set both icc and xcc flags.
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// The icc flags correspond to the 32-bit result, and the xcc are for the
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// full 64-bit result.
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//
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// We reuse CMPICC SDNodes for compares, but use new BRXCC branch nodes for
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// 64-bit compares. See LowerBR_CC.
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let Predicates = [Is64Bit] in {
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let Uses = [ICC], cc = 0b10 in
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defm BPX : IPredBranch<"%xcc", [(SPbrxcc bb:$imm19, imm:$cond)]>;
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// Conditional moves on %xcc.
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let Uses = [ICC], Constraints = "$f = $rd" in {
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let intcc = 1, cc = 0b10 in {
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def MOVXCCrr : F4_1<0b101100, (outs IntRegs:$rd),
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(ins IntRegs:$rs2, IntRegs:$f, CCOp:$cond),
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"mov$cond %xcc, $rs2, $rd",
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[(set i32:$rd,
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(SPselectxcc i32:$rs2, i32:$f, imm:$cond))]>;
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def MOVXCCri : F4_2<0b101100, (outs IntRegs:$rd),
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(ins i32imm:$simm11, IntRegs:$f, CCOp:$cond),
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"mov$cond %xcc, $simm11, $rd",
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[(set i32:$rd,
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(SPselectxcc simm11:$simm11, i32:$f, imm:$cond))]>;
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} // cc
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let intcc = 1, opf_cc = 0b10 in {
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def FMOVS_XCC : F4_3<0b110101, 0b000001, (outs FPRegs:$rd),
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(ins FPRegs:$rs2, FPRegs:$f, CCOp:$cond),
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"fmovs$cond %xcc, $rs2, $rd",
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[(set f32:$rd,
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(SPselectxcc f32:$rs2, f32:$f, imm:$cond))]>;
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def FMOVD_XCC : F4_3<0b110101, 0b000010, (outs DFPRegs:$rd),
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(ins DFPRegs:$rs2, DFPRegs:$f, CCOp:$cond),
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"fmovd$cond %xcc, $rs2, $rd",
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[(set f64:$rd,
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(SPselectxcc f64:$rs2, f64:$f, imm:$cond))]>;
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def FMOVQ_XCC : F4_3<0b110101, 0b000011, (outs QFPRegs:$rd),
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(ins QFPRegs:$rs2, QFPRegs:$f, CCOp:$cond),
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"fmovq$cond %xcc, $rs2, $rd",
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[(set f128:$rd,
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(SPselectxcc f128:$rs2, f128:$f, imm:$cond))]>;
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} // opf_cc
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} // Uses, Constraints
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// Branch On integer register with Prediction (BPr).
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let isBranch = 1, isTerminator = 1, hasDelaySlot = 1 in
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multiclass BranchOnReg<bits<3> cond, string OpcStr> {
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def napt : F2_4<cond, 0, 1, (outs), (ins I64Regs:$rs1, bprtarget16:$imm16),
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!strconcat(OpcStr, " $rs1, $imm16"), []>;
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def apt : F2_4<cond, 1, 1, (outs), (ins I64Regs:$rs1, bprtarget16:$imm16),
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!strconcat(OpcStr, ",a $rs1, $imm16"), []>;
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def napn : F2_4<cond, 0, 0, (outs), (ins I64Regs:$rs1, bprtarget16:$imm16),
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!strconcat(OpcStr, ",pn $rs1, $imm16"), []>;
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def apn : F2_4<cond, 1, 0, (outs), (ins I64Regs:$rs1, bprtarget16:$imm16),
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!strconcat(OpcStr, ",a,pn $rs1, $imm16"), []>;
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}
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multiclass bpr_alias<string OpcStr, Instruction NAPT, Instruction APT> {
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def : InstAlias<!strconcat(OpcStr, ",pt $rs1, $imm16"),
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(NAPT I64Regs:$rs1, bprtarget16:$imm16), 0>;
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def : InstAlias<!strconcat(OpcStr, ",a,pt $rs1, $imm16"),
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(APT I64Regs:$rs1, bprtarget16:$imm16), 0>;
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}
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defm BPZ : BranchOnReg<0b001, "brz">;
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defm BPLEZ : BranchOnReg<0b010, "brlez">;
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defm BPLZ : BranchOnReg<0b011, "brlz">;
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defm BPNZ : BranchOnReg<0b101, "brnz">;
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defm BPGZ : BranchOnReg<0b110, "brgz">;
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defm BPGEZ : BranchOnReg<0b111, "brgez">;
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defm : bpr_alias<"brz", BPZnapt, BPZapt >;
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defm : bpr_alias<"brlez", BPLEZnapt, BPLEZapt>;
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defm : bpr_alias<"brlz", BPLZnapt, BPLZapt >;
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defm : bpr_alias<"brnz", BPNZnapt, BPNZapt >;
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defm : bpr_alias<"brgz", BPGZnapt, BPGZapt >;
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defm : bpr_alias<"brgez", BPGEZnapt, BPGEZapt>;
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// Move integer register on register condition (MOVr).
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multiclass MOVR< bits<3> rcond, string OpcStr> {
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def rr : F4_4r<0b101111, 0b00000, rcond, (outs I64Regs:$rd),
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(ins I64Regs:$rs1, IntRegs:$rs2),
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!strconcat(OpcStr, " $rs1, $rs2, $rd"), []>;
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def ri : F4_4i<0b101111, rcond, (outs I64Regs:$rd),
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(ins I64Regs:$rs1, i64imm:$simm10),
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!strconcat(OpcStr, " $rs1, $simm10, $rd"), []>;
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}
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defm MOVRRZ : MOVR<0b001, "movrz">;
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defm MOVRLEZ : MOVR<0b010, "movrlez">;
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defm MOVRLZ : MOVR<0b011, "movrlz">;
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defm MOVRNZ : MOVR<0b101, "movrnz">;
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defm MOVRGZ : MOVR<0b110, "movrgz">;
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defm MOVRGEZ : MOVR<0b111, "movrgez">;
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// Move FP register on integer register condition (FMOVr).
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multiclass FMOVR<bits<3> rcond, string OpcStr> {
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def S : F4_4r<0b110101, 0b00101, rcond,
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(outs FPRegs:$rd), (ins I64Regs:$rs1, FPRegs:$rs2),
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!strconcat(!strconcat("fmovrs", OpcStr)," $rs1, $rs2, $rd"),
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[]>;
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def D : F4_4r<0b110101, 0b00110, rcond,
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(outs FPRegs:$rd), (ins I64Regs:$rs1, FPRegs:$rs2),
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!strconcat(!strconcat("fmovrd", OpcStr)," $rs1, $rs2, $rd"),
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[]>;
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def Q : F4_4r<0b110101, 0b00111, rcond,
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(outs FPRegs:$rd), (ins I64Regs:$rs1, FPRegs:$rs2),
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!strconcat(!strconcat("fmovrq", OpcStr)," $rs1, $rs2, $rd"),
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[]>, Requires<[HasHardQuad]>;
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}
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let Predicates = [HasV9] in {
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defm FMOVRZ : FMOVR<0b001, "z">;
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defm FMOVRLEZ : FMOVR<0b010, "lez">;
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defm FMOVRLZ : FMOVR<0b011, "lz">;
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defm FMOVRNZ : FMOVR<0b101, "nz">;
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defm FMOVRGZ : FMOVR<0b110, "gz">;
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defm FMOVRGEZ : FMOVR<0b111, "gez">;
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}
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//===----------------------------------------------------------------------===//
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// 64-bit Floating Point Conversions.
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//===----------------------------------------------------------------------===//
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let Predicates = [Is64Bit] in {
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def FXTOS : F3_3u<2, 0b110100, 0b010000100,
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(outs FPRegs:$rd), (ins DFPRegs:$rs2),
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"fxtos $rs2, $rd",
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[(set FPRegs:$rd, (SPxtof DFPRegs:$rs2))]>;
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def FXTOD : F3_3u<2, 0b110100, 0b010001000,
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(outs DFPRegs:$rd), (ins DFPRegs:$rs2),
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"fxtod $rs2, $rd",
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[(set DFPRegs:$rd, (SPxtof DFPRegs:$rs2))]>;
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def FXTOQ : F3_3u<2, 0b110100, 0b010001100,
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(outs QFPRegs:$rd), (ins DFPRegs:$rs2),
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"fxtoq $rs2, $rd",
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[(set QFPRegs:$rd, (SPxtof DFPRegs:$rs2))]>,
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Requires<[HasHardQuad]>;
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def FSTOX : F3_3u<2, 0b110100, 0b010000001,
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(outs DFPRegs:$rd), (ins FPRegs:$rs2),
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"fstox $rs2, $rd",
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[(set DFPRegs:$rd, (SPftox FPRegs:$rs2))]>;
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def FDTOX : F3_3u<2, 0b110100, 0b010000010,
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(outs DFPRegs:$rd), (ins DFPRegs:$rs2),
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"fdtox $rs2, $rd",
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[(set DFPRegs:$rd, (SPftox DFPRegs:$rs2))]>;
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def FQTOX : F3_3u<2, 0b110100, 0b010000011,
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(outs DFPRegs:$rd), (ins QFPRegs:$rs2),
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|
"fqtox $rs2, $rd",
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[(set DFPRegs:$rd, (SPftox QFPRegs:$rs2))]>,
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Requires<[HasHardQuad]>;
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|
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} // Predicates = [Is64Bit]
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def : Pat<(SPselectxcc i64:$t, i64:$f, imm:$cond),
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|
(MOVXCCrr $t, $f, imm:$cond)>;
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def : Pat<(SPselectxcc (i64 simm11:$t), i64:$f, imm:$cond),
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(MOVXCCri (as_i32imm $t), $f, imm:$cond)>;
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def : Pat<(SPselecticc i64:$t, i64:$f, imm:$cond),
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(MOVICCrr $t, $f, imm:$cond)>;
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def : Pat<(SPselecticc (i64 simm11:$t), i64:$f, imm:$cond),
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(MOVICCri (as_i32imm $t), $f, imm:$cond)>;
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def : Pat<(SPselectfcc i64:$t, i64:$f, imm:$cond),
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|
(MOVFCCrr $t, $f, imm:$cond)>;
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def : Pat<(SPselectfcc (i64 simm11:$t), i64:$f, imm:$cond),
|
|
(MOVFCCri (as_i32imm $t), $f, imm:$cond)>;
|
|
|
|
} // Predicates = [Is64Bit]
|
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|
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// 64 bit SETHI
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let Predicates = [Is64Bit], isCodeGenOnly = 1 in {
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|
def SETHIXi : F2_1<0b100,
|
|
(outs IntRegs:$rd), (ins i64imm:$imm22),
|
|
"sethi $imm22, $rd",
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|
[(set i64:$rd, SETHIimm:$imm22)]>;
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|
}
|
|
|
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// ATOMICS.
|
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let Predicates = [Is64Bit], Constraints = "$swap = $rd", asi = 0b10000000 in {
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|
def CASXrr: F3_1_asi<3, 0b111110,
|
|
(outs I64Regs:$rd), (ins I64Regs:$rs1, I64Regs:$rs2,
|
|
I64Regs:$swap),
|
|
"casx [$rs1], $rs2, $rd",
|
|
[(set i64:$rd,
|
|
(atomic_cmp_swap_64 i64:$rs1, i64:$rs2, i64:$swap))]>;
|
|
|
|
} // Predicates = [Is64Bit], Constraints = ...
|
|
|
|
let Predicates = [Is64Bit] in {
|
|
|
|
// atomic_load_64 addr -> load addr
|
|
def : Pat<(i64 (atomic_load_64 ADDRrr:$src)), (LDXrr ADDRrr:$src)>;
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def : Pat<(i64 (atomic_load_64 ADDRri:$src)), (LDXri ADDRri:$src)>;
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|
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// atomic_store_64 val, addr -> store val, addr
|
|
def : Pat<(atomic_store_64 ADDRrr:$dst, i64:$val), (STXrr ADDRrr:$dst, $val)>;
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|
def : Pat<(atomic_store_64 ADDRri:$dst, i64:$val), (STXri ADDRri:$dst, $val)>;
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|
|
|
} // Predicates = [Is64Bit]
|
|
|
|
let Predicates = [Is64Bit], hasSideEffects = 1, Uses = [ICC], cc = 0b10 in
|
|
defm TXCC : TRAP<"%xcc">;
|
|
|
|
// Global addresses, constant pool entries
|
|
let Predicates = [Is64Bit] in {
|
|
|
|
def : Pat<(SPhi tglobaladdr:$in), (SETHIi tglobaladdr:$in)>;
|
|
def : Pat<(SPlo tglobaladdr:$in), (ORXri (i64 G0), tglobaladdr:$in)>;
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|
def : Pat<(SPhi tconstpool:$in), (SETHIi tconstpool:$in)>;
|
|
def : Pat<(SPlo tconstpool:$in), (ORXri (i64 G0), tconstpool:$in)>;
|
|
|
|
// GlobalTLS addresses
|
|
def : Pat<(SPhi tglobaltlsaddr:$in), (SETHIi tglobaltlsaddr:$in)>;
|
|
def : Pat<(SPlo tglobaltlsaddr:$in), (ORXri (i64 G0), tglobaltlsaddr:$in)>;
|
|
def : Pat<(add (SPhi tglobaltlsaddr:$in1), (SPlo tglobaltlsaddr:$in2)),
|
|
(ADDXri (SETHIXi tglobaltlsaddr:$in1), (tglobaltlsaddr:$in2))>;
|
|
def : Pat<(xor (SPhi tglobaltlsaddr:$in1), (SPlo tglobaltlsaddr:$in2)),
|
|
(XORXri (SETHIXi tglobaltlsaddr:$in1), (tglobaltlsaddr:$in2))>;
|
|
|
|
// Blockaddress
|
|
def : Pat<(SPhi tblockaddress:$in), (SETHIi tblockaddress:$in)>;
|
|
def : Pat<(SPlo tblockaddress:$in), (ORXri (i64 G0), tblockaddress:$in)>;
|
|
|
|
// Add reg, lo. This is used when taking the addr of a global/constpool entry.
|
|
def : Pat<(add iPTR:$r, (SPlo tglobaladdr:$in)), (ADDXri $r, tglobaladdr:$in)>;
|
|
def : Pat<(add iPTR:$r, (SPlo tconstpool:$in)), (ADDXri $r, tconstpool:$in)>;
|
|
def : Pat<(add iPTR:$r, (SPlo tblockaddress:$in)),
|
|
(ADDXri $r, tblockaddress:$in)>;
|
|
}
|