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ca3202893c
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29414 91177308-0d34-0410-b5e6-96231b3b80d8
743 lines
29 KiB
C++
743 lines
29 KiB
C++
//===- IA64InstrInfo.td - Describe the IA64 Instruction Set -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Duraid Madina and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the IA64 instruction set, defining the instructions, and
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// properties of the instructions which are needed for code generation, machine
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// code emission, and analysis.
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//
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//===----------------------------------------------------------------------===//
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include "IA64InstrFormats.td"
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//===----------------------------------------------------------------------===//
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// IA-64 specific DAG Nodes.
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//
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def IA64getfd : SDNode<"IA64ISD::GETFD", SDTFPToIntOp, []>;
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def SDT_IA64RetFlag : SDTypeProfile<0, 0, []>;
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def retflag : SDNode<"IA64ISD::RET_FLAG", SDT_IA64RetFlag,
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[SDNPHasChain, SDNPOptInFlag]>;
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//===---------
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// Instruction types
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class isA { bit A=1; } // I or M unit
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class isM { bit M=1; } // M unit
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class isI { bit I=1; } // I unit
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class isB { bit B=1; } // B unit
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class isF { bit F=1; } // F unit
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class isLX { bit LX=1; } // I/B
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//===---------
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def u2imm : Operand<i8>;
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def u6imm : Operand<i8>;
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def s8imm : Operand<i8> {
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let PrintMethod = "printS8ImmOperand";
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}
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def s14imm : Operand<i64> {
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let PrintMethod = "printS14ImmOperand";
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}
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def s22imm : Operand<i64> {
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let PrintMethod = "printS22ImmOperand";
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}
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def u64imm : Operand<i64> {
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let PrintMethod = "printU64ImmOperand";
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}
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def s64imm : Operand<i64> {
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let PrintMethod = "printS64ImmOperand";
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}
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let PrintMethod = "printGlobalOperand" in
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def globaladdress : Operand<i64>;
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// the asmprinter needs to know about calls
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let PrintMethod = "printCallOperand" in
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def calltarget : Operand<i64>;
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/* new daggy action!!! */
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def is32ones : PatLeaf<(i64 imm), [{
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// is32ones predicate - True if the immediate is 0x00000000FFFFFFFF
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// Used to create ZXT4s appropriately
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uint64_t v = (uint64_t)N->getValue();
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return (v == 0x00000000FFFFFFFFLL);
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}]>;
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// isMIXable predicates - True if the immediate is
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// 0xFF00FF00FF00FF00, 0x00FF00FF00FF00FF
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// etc, through 0x00000000FFFFFFFF
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// Used to test for the suitability of mix*
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def isMIX1Lable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0xFF00FF00FF00FF00LL);
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}]>;
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def isMIX1Rable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0x00FF00FF00FF00FFLL);
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}]>;
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def isMIX2Lable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0xFFFF0000FFFF0000LL);
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}]>;
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def isMIX2Rable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0x0000FFFF0000FFFFLL);
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}]>;
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def isMIX4Lable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0xFFFFFFFF00000000LL);
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}]>;
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def isMIX4Rable: PatLeaf<(i64 imm), [{
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return((uint64_t)N->getValue()==0x00000000FFFFFFFFLL);
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}]>;
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def isSHLADDimm: PatLeaf<(i64 imm), [{
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// isSHLADDimm predicate - True if the immediate is exactly 1, 2, 3 or 4
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// - 0 is *not* okay.
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// Used to create shladd instructions appropriately
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int64_t v = (int64_t)N->getValue();
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return (v >= 1 && v <= 4);
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}]>;
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def immSExt14 : PatLeaf<(i64 imm), [{
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// immSExt14 predicate - True if the immediate fits in a 14-bit sign extended
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// field. Used by instructions like 'adds'.
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int64_t v = (int64_t)N->getValue();
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return (v <= 8191 && v >= -8192);
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}]>;
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// imm64 predicate - True if the immediate fits in a 64-bit
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// field - i.e., true. used to keep movl happy
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def imm64 : PatLeaf<(i64 imm)>;
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def ADD : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"add $dst = $src1, $src2",
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[(set GR:$dst, (add GR:$src1, GR:$src2))]>, isA;
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def ADD1 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"add $dst = $src1, $src2, 1",
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[(set GR:$dst, (add (add GR:$src1, GR:$src2), 1))]>, isA;
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def ADDS : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, s14imm:$imm),
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"adds $dst = $imm, $src1",
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[(set GR:$dst, (add GR:$src1, immSExt14:$imm))]>, isA;
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def MOVL : AForm_DAG<0x03, 0x0b, (ops GR:$dst, s64imm:$imm),
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"movl $dst = $imm",
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[(set GR:$dst, imm64:$imm)]>, isLX;
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def ADDL_GA : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, globaladdress:$imm),
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"addl $dst = $imm, $src1",
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[]>, isA;
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// hmm
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def ADDL_EA : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, calltarget:$imm),
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"addl $dst = $imm, $src1",
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[]>, isA;
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def SUB : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"sub $dst = $src1, $src2",
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[(set GR:$dst, (sub GR:$src1, GR:$src2))]>, isA;
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def SUB1 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"sub $dst = $src1, $src2, 1",
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[(set GR:$dst, (add (sub GR: $src1, GR:$src2), -1))]>, isA;
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let isTwoAddress = 1 in {
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def TPCADDIMM22 : AForm<0x03, 0x0b,
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(ops GR:$dst, GR:$src1, s22imm:$imm, PR:$qp),
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"($qp) add $dst = $imm, $dst">, isA;
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def TPCADDS : AForm_DAG<0x03, 0x0b,
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(ops GR:$dst, GR:$src1, s14imm:$imm, PR:$qp),
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"($qp) adds $dst = $imm, $dst",
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[]>, isA;
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def TPCMPIMM8NE : AForm<0x03, 0x0b,
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(ops PR:$dst, PR:$src1, s22imm:$imm, GR:$src2, PR:$qp),
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"($qp) cmp.ne $dst , p0 = $imm, $src2">, isA;
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}
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// zero extend a bool (predicate reg) into an integer reg
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def ZXTb : Pat<(zext PR:$src),
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(TPCADDIMM22 (ADDS r0, 0), 1, PR:$src)>;
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// normal sign/zero-extends
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def SXT1 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "sxt1 $dst = $src",
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[(set GR:$dst, (sext_inreg GR:$src, i8))]>, isI;
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def ZXT1 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "zxt1 $dst = $src",
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[(set GR:$dst, (and GR:$src, 255))]>, isI;
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def SXT2 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "sxt2 $dst = $src",
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[(set GR:$dst, (sext_inreg GR:$src, i16))]>, isI;
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def ZXT2 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "zxt2 $dst = $src",
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[(set GR:$dst, (and GR:$src, 65535))]>, isI;
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def SXT4 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "sxt4 $dst = $src",
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[(set GR:$dst, (sext_inreg GR:$src, i32))]>, isI;
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def ZXT4 : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src), "zxt4 $dst = $src",
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[(set GR:$dst, (and GR:$src, is32ones))]>, isI;
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// fixme: shrs vs shru?
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def MIX1L : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix1.l $dst = $src1, $src2",
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[(set GR:$dst, (or (and GR:$src1, isMIX1Lable),
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(and (srl GR:$src2, (i64 8)), isMIX1Lable)))]>, isI;
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def MIX2L : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix2.l $dst = $src1, $src2",
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[(set GR:$dst, (or (and GR:$src1, isMIX2Lable),
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(and (srl GR:$src2, (i64 16)), isMIX2Lable)))]>, isI;
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def MIX4L : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix4.l $dst = $src1, $src2",
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[(set GR:$dst, (or (and GR:$src1, isMIX4Lable),
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(and (srl GR:$src2, (i64 32)), isMIX4Lable)))]>, isI;
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def MIX1R : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix1.r $dst = $src1, $src2",
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[(set GR:$dst, (or (and (shl GR:$src1, (i64 8)), isMIX1Rable),
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(and GR:$src2, isMIX1Rable)))]>, isI;
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def MIX2R : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix2.r $dst = $src1, $src2",
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[(set GR:$dst, (or (and (shl GR:$src1, (i64 16)), isMIX2Rable),
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(and GR:$src2, isMIX2Rable)))]>, isI;
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def MIX4R : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"mix4.r $dst = $src1, $src2",
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[(set GR:$dst, (or (and (shl GR:$src1, (i64 32)), isMIX4Rable),
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(and GR:$src2, isMIX4Rable)))]>, isI;
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def GETFSIGD : AForm_DAG<0x03, 0x0b, (ops GR:$dst, FP:$src),
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"getf.sig $dst = $src",
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[]>, isM;
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def SETFSIGD : AForm_DAG<0x03, 0x0b, (ops FP:$dst, GR:$src),
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"setf.sig $dst = $src",
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[]>, isM;
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def XMALD : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
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"xma.l $dst = $src1, $src2, $src3",
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[]>, isF;
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def XMAHD : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
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"xma.h $dst = $src1, $src2, $src3",
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[]>, isF;
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def XMAHUD : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
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"xma.hu $dst = $src1, $src2, $src3",
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[]>, isF;
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// pseudocode for integer multiplication
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def : Pat<(mul GR:$src1, GR:$src2),
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(GETFSIGD (XMALD (SETFSIGD GR:$src1), (SETFSIGD GR:$src2), F0))>;
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def : Pat<(mulhs GR:$src1, GR:$src2),
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(GETFSIGD (XMAHD (SETFSIGD GR:$src1), (SETFSIGD GR:$src2), F0))>;
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def : Pat<(mulhu GR:$src1, GR:$src2),
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(GETFSIGD (XMAHUD (SETFSIGD GR:$src1), (SETFSIGD GR:$src2), F0))>;
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// TODO: addp4 (addp4 dst = src, r0 is a 32-bit add)
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// has imm form, too
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// def ADDS : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, s14imm:$imm),
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// "adds $dst = $imm, $src1">;
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def AND : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"and $dst = $src1, $src2",
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[(set GR:$dst, (and GR:$src1, GR:$src2))]>, isA;
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def ANDCM : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"andcm $dst = $src1, $src2",
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[(set GR:$dst, (and GR:$src1, (not GR:$src2)))]>, isA;
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// TODO: and/andcm/or/xor/add/sub/shift immediate forms
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def OR : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
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"or $dst = $src1, $src2",
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[(set GR:$dst, (or GR:$src1, GR:$src2))]>, isA;
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def pOR : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2, PR:$qp),
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"($qp) or $dst = $src1, $src2">, isA;
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// the following are all a bit unfortunate: we throw away the complement
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// of the compare!
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def CMPEQ : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.eq $dst, p0 = $src1, $src2",
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[(set PR:$dst, (seteq GR:$src1, GR:$src2))]>, isA;
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def CMPGT : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.gt $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setgt GR:$src1, GR:$src2))]>, isA;
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def CMPGE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.ge $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setge GR:$src1, GR:$src2))]>, isA;
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def CMPLT : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.lt $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setlt GR:$src1, GR:$src2))]>, isA;
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def CMPLE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.le $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setle GR:$src1, GR:$src2))]>, isA;
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def CMPNE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.ne $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setne GR:$src1, GR:$src2))]>, isA;
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def CMPLTU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.ltu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setult GR:$src1, GR:$src2))]>, isA;
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def CMPGTU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.gtu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setugt GR:$src1, GR:$src2))]>, isA;
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def CMPLEU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.leu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setule GR:$src1, GR:$src2))]>, isA;
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def CMPGEU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2),
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"cmp.geu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setuge GR:$src1, GR:$src2))]>, isA;
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// and we do the whole thing again for FP compares!
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def FCMPEQ : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.eq $dst, p0 = $src1, $src2",
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[(set PR:$dst, (seteq FP:$src1, FP:$src2))]>, isF;
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def FCMPGT : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.gt $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setgt FP:$src1, FP:$src2))]>, isF;
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def FCMPGE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.ge $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setge FP:$src1, FP:$src2))]>, isF;
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def FCMPLT : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.lt $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setlt FP:$src1, FP:$src2))]>, isF;
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def FCMPLE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.le $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setle FP:$src1, FP:$src2))]>, isF;
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def FCMPNE : AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.neq $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setne FP:$src1, FP:$src2))]>, isF;
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def FCMPLTU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.ltu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setult FP:$src1, FP:$src2))]>, isF;
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def FCMPGTU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.gtu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setugt FP:$src1, FP:$src2))]>, isF;
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def FCMPLEU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.leu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setule FP:$src1, FP:$src2))]>, isF;
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def FCMPGEU: AForm_DAG<0x03, 0x0b, (ops PR:$dst, FP:$src1, FP:$src2),
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"fcmp.geu $dst, p0 = $src1, $src2",
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[(set PR:$dst, (setuge FP:$src1, FP:$src2))]>, isF;
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def PCMPEQUNCR0R0 : AForm<0x03, 0x0b, (ops PR:$dst, PR:$qp),
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"($qp) cmp.eq.unc $dst, p0 = r0, r0">, isA;
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def : Pat<(trunc GR:$src), // truncate i64 to i1
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(CMPNE GR:$src, r0)>; // $src!=0? If so, PR:$dst=true
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let isTwoAddress=1 in {
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def TPCMPEQR0R0 : AForm<0x03, 0x0b, (ops PR:$dst, PR:$bogus, PR:$qp),
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"($qp) cmp.eq $dst, p0 = r0, r0">, isA;
|
|
def TPCMPNER0R0 : AForm<0x03, 0x0b, (ops PR:$dst, PR:$bogus, PR:$qp),
|
|
"($qp) cmp.ne $dst, p0 = r0, r0">, isA;
|
|
}
|
|
|
|
/* our pseudocode for OR on predicates is:
|
|
pC = pA OR pB
|
|
-------------
|
|
(pA) cmp.eq.unc pC,p0 = r0,r0 // pC = pA
|
|
;;
|
|
(pB) cmp.eq pC,p0 = r0,r0 // if (pB) pC = 1 */
|
|
|
|
def bOR : Pat<(or PR:$src1, PR:$src2),
|
|
(TPCMPEQR0R0 (PCMPEQUNCR0R0 PR:$src1), PR:$src2)>;
|
|
|
|
/* our pseudocode for AND on predicates is:
|
|
*
|
|
(pA) cmp.eq.unc pC,p0 = r0,r0 // pC = pA
|
|
cmp.eq pTemp,p0 = r0,r0 // pTemp = NOT pB
|
|
;;
|
|
(pB) cmp.ne pTemp,p0 = r0,r0
|
|
;;
|
|
(pTemp)cmp.ne pC,p0 = r0,r0 // if (NOT pB) pC = 0 */
|
|
|
|
def bAND : Pat<(and PR:$src1, PR:$src2),
|
|
( TPCMPNER0R0 (PCMPEQUNCR0R0 PR:$src1),
|
|
(TPCMPNER0R0 (CMPEQ r0, r0), PR:$src2) )>;
|
|
|
|
/* one possible routine for XOR on predicates is:
|
|
|
|
// Compute px = py ^ pz
|
|
// using sum of products: px = (py & !pz) | (pz & !py)
|
|
// Uses 5 instructions in 3 cycles.
|
|
// cycle 1
|
|
(pz) cmp.eq.unc px = r0, r0 // px = pz
|
|
(py) cmp.eq.unc pt = r0, r0 // pt = py
|
|
;;
|
|
// cycle 2
|
|
(pt) cmp.ne.and px = r0, r0 // px = px & !pt (px = pz & !pt)
|
|
(pz) cmp.ne.and pt = r0, r0 // pt = pt & !pz
|
|
;;
|
|
} { .mmi
|
|
// cycle 3
|
|
(pt) cmp.eq.or px = r0, r0 // px = px | pt
|
|
|
|
*** Another, which we use here, requires one scratch GR. it is:
|
|
|
|
mov rt = 0 // initialize rt off critical path
|
|
;;
|
|
|
|
// cycle 1
|
|
(pz) cmp.eq.unc px = r0, r0 // px = pz
|
|
(pz) mov rt = 1 // rt = pz
|
|
;;
|
|
// cycle 2
|
|
(py) cmp.ne px = 1, rt // if (py) px = !pz
|
|
|
|
.. these routines kindly provided by Jim Hull
|
|
*/
|
|
|
|
def bXOR : Pat<(xor PR:$src1, PR:$src2),
|
|
(TPCMPIMM8NE (PCMPEQUNCR0R0 PR:$src2), 1,
|
|
(TPCADDS (ADDS r0, 0), 1, PR:$src2),
|
|
PR:$src1)>;
|
|
|
|
def XOR : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
|
|
"xor $dst = $src1, $src2",
|
|
[(set GR:$dst, (xor GR:$src1, GR:$src2))]>, isA;
|
|
|
|
def SHLADD: AForm_DAG<0x03, 0x0b, (ops GR:$dst,GR:$src1,s64imm:$imm,GR:$src2),
|
|
"shladd $dst = $src1, $imm, $src2",
|
|
[(set GR:$dst, (add GR:$src2, (shl GR:$src1, isSHLADDimm:$imm)))]>, isA;
|
|
|
|
def SHL : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
|
|
"shl $dst = $src1, $src2",
|
|
[(set GR:$dst, (shl GR:$src1, GR:$src2))]>, isI;
|
|
|
|
def SHRU : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
|
|
"shr.u $dst = $src1, $src2",
|
|
[(set GR:$dst, (srl GR:$src1, GR:$src2))]>, isI;
|
|
|
|
def SHRS : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src1, GR:$src2),
|
|
"shr $dst = $src1, $src2",
|
|
[(set GR:$dst, (sra GR:$src1, GR:$src2))]>, isI;
|
|
|
|
def MOV : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src), "mov $dst = $src">, isA;
|
|
def FMOV : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"mov $dst = $src">, isF; // XXX: there _is_ no fmov
|
|
def PMOV : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src, PR:$qp),
|
|
"($qp) mov $dst = $src">, isA;
|
|
|
|
def SPILL_ALL_PREDICATES_TO_GR : AForm<0x03, 0x0b, (ops GR:$dst),
|
|
"mov $dst = pr">, isI;
|
|
def FILL_ALL_PREDICATES_FROM_GR : AForm<0x03, 0x0b, (ops GR:$src),
|
|
"mov pr = $src">, isI;
|
|
|
|
let isTwoAddress = 1 in {
|
|
def CMOV : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src2, GR:$src, PR:$qp),
|
|
"($qp) mov $dst = $src">, isA;
|
|
}
|
|
|
|
def PFMOV : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src, PR:$qp),
|
|
"($qp) mov $dst = $src">, isF;
|
|
|
|
let isTwoAddress = 1 in {
|
|
def CFMOV : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src2, FP:$src, PR:$qp),
|
|
"($qp) mov $dst = $src">, isF;
|
|
}
|
|
|
|
def SELECTINT : Pat<(select PR:$which, GR:$src1, GR:$src2),
|
|
(CMOV (MOV GR:$src2), GR:$src1, PR:$which)>; // note order!
|
|
def SELECTFP : Pat<(select PR:$which, FP:$src1, FP:$src2),
|
|
(CFMOV (FMOV FP:$src2), FP:$src1, PR:$which)>; // note order!
|
|
// TODO: can do this faster, w/o using any integer regs (see pattern isel)
|
|
def SELECTBOOL : Pat<(select PR:$which, PR:$src1, PR:$src2), // note order!
|
|
(CMPNE (CMOV
|
|
(MOV (TPCADDIMM22 (ADDS r0, 0), 1, PR:$src2)),
|
|
(TPCADDIMM22 (ADDS r0, 0), 1, PR:$src1), PR:$which), r0)>;
|
|
|
|
// load constants of various sizes // FIXME: prettyprint -ve constants
|
|
def : Pat<(i64 immSExt14:$imm), (ADDS r0, immSExt14:$imm)>;
|
|
def : Pat<(i1 -1), (CMPEQ r0, r0)>; // TODO: this should just be a ref to p0
|
|
def : Pat<(i1 0), (CMPNE r0, r0)>; // TODO: any instruction actually *using*
|
|
// this predicate should be killed!
|
|
|
|
// TODO: support postincrement (reg, imm9) loads+stores - this needs more
|
|
// tablegen support
|
|
|
|
def IDEF : PseudoInstIA64<(ops variable_ops), "// IDEF">;
|
|
|
|
def IDEF_GR_D : PseudoInstIA64_DAG<(ops GR:$reg), "// $reg = IDEF",
|
|
[(set GR:$reg, (undef))]>;
|
|
def IDEF_FP_D : PseudoInstIA64_DAG<(ops FP:$reg), "// $reg = IDEF",
|
|
[(set FP:$reg, (undef))]>;
|
|
def IDEF_PR_D : PseudoInstIA64_DAG<(ops PR:$reg), "// $reg = IDEF",
|
|
[(set PR:$reg, (undef))]>;
|
|
|
|
def IUSE : PseudoInstIA64<(ops variable_ops), "// IUSE">;
|
|
def ADJUSTCALLSTACKUP : PseudoInstIA64<(ops variable_ops),
|
|
"// ADJUSTCALLSTACKUP">;
|
|
def ADJUSTCALLSTACKDOWN : PseudoInstIA64<(ops variable_ops),
|
|
"// ADJUSTCALLSTACKDOWN">;
|
|
def PSEUDO_ALLOC : PseudoInstIA64<(ops GR:$foo), "// PSEUDO_ALLOC">;
|
|
|
|
def ALLOC : AForm<0x03, 0x0b,
|
|
(ops GR:$dst, i8imm:$inputs, i8imm:$locals, i8imm:$outputs, i8imm:$rotating),
|
|
"alloc $dst = ar.pfs,$inputs,$locals,$outputs,$rotating">, isM;
|
|
|
|
let isTwoAddress = 1 in {
|
|
def TCMPNE : AForm<0x03, 0x0b,
|
|
(ops PR:$dst, PR:$src2, GR:$src3, GR:$src4),
|
|
"cmp.ne $dst, p0 = $src3, $src4">, isA;
|
|
|
|
def TPCMPEQOR : AForm<0x03, 0x0b,
|
|
(ops PR:$dst, PR:$src2, GR:$src3, GR:$src4, PR:$qp),
|
|
"($qp) cmp.eq.or $dst, p0 = $src3, $src4">, isA;
|
|
|
|
def TPCMPNE : AForm<0x03, 0x0b,
|
|
(ops PR:$dst, PR:$src2, GR:$src3, GR:$src4, PR:$qp),
|
|
"($qp) cmp.ne $dst, p0 = $src3, $src4">, isA;
|
|
|
|
def TPCMPEQ : AForm<0x03, 0x0b,
|
|
(ops PR:$dst, PR:$src2, GR:$src3, GR:$src4, PR:$qp),
|
|
"($qp) cmp.eq $dst, p0 = $src3, $src4">, isA;
|
|
}
|
|
|
|
def MOVSIMM14 : AForm<0x03, 0x0b, (ops GR:$dst, s14imm:$imm),
|
|
"mov $dst = $imm">, isA;
|
|
def MOVSIMM22 : AForm<0x03, 0x0b, (ops GR:$dst, s22imm:$imm),
|
|
"mov $dst = $imm">, isA;
|
|
def MOVLIMM64 : AForm<0x03, 0x0b, (ops GR:$dst, s64imm:$imm),
|
|
"movl $dst = $imm">, isLX;
|
|
|
|
def SHLI : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, u6imm:$imm),
|
|
"shl $dst = $src1, $imm">, isI;
|
|
def SHRUI : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, u6imm:$imm),
|
|
"shr.u $dst = $src1, $imm">, isI;
|
|
def SHRSI : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, u6imm:$imm),
|
|
"shr $dst = $src1, $imm">, isI;
|
|
|
|
def EXTRU : AForm<0x03, 0x0b,
|
|
(ops GR:$dst, GR:$src1, u6imm:$imm1, u6imm:$imm2),
|
|
"extr.u $dst = $src1, $imm1, $imm2">, isI;
|
|
|
|
def DEPZ : AForm<0x03, 0x0b,
|
|
(ops GR:$dst, GR:$src1, u6imm:$imm1, u6imm:$imm2),
|
|
"dep.z $dst = $src1, $imm1, $imm2">, isI;
|
|
|
|
def PCMPEQOR : AForm<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2, PR:$qp),
|
|
"($qp) cmp.eq.or $dst, p0 = $src1, $src2">, isA;
|
|
def PCMPEQUNC : AForm<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2, PR:$qp),
|
|
"($qp) cmp.eq.unc $dst, p0 = $src1, $src2">, isA;
|
|
def PCMPNE : AForm<0x03, 0x0b, (ops PR:$dst, GR:$src1, GR:$src2, PR:$qp),
|
|
"($qp) cmp.ne $dst, p0 = $src1, $src2">, isA;
|
|
|
|
// two destinations!
|
|
def BCMPEQ : AForm<0x03, 0x0b, (ops PR:$dst1, PR:$dst2, GR:$src1, GR:$src2),
|
|
"cmp.eq $dst1, dst2 = $src1, $src2">, isA;
|
|
|
|
def ADDIMM14 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, s14imm:$imm),
|
|
"adds $dst = $imm, $src1">, isA;
|
|
|
|
def ADDIMM22 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, s22imm:$imm),
|
|
"add $dst = $imm, $src1">, isA;
|
|
def CADDIMM22 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$src1, s22imm:$imm, PR:$qp),
|
|
"($qp) add $dst = $imm, $src1">, isA;
|
|
|
|
def SUBIMM8 : AForm<0x03, 0x0b, (ops GR:$dst, s8imm:$imm, GR:$src2),
|
|
"sub $dst = $imm, $src2">, isA;
|
|
|
|
let isStore = 1, noResults = 1 in {
|
|
def ST1 : AForm<0x03, 0x0b, (ops GR:$dstPtr, GR:$value),
|
|
"st1 [$dstPtr] = $value">, isM;
|
|
def ST2 : AForm<0x03, 0x0b, (ops GR:$dstPtr, GR:$value),
|
|
"st2 [$dstPtr] = $value">, isM;
|
|
def ST4 : AForm<0x03, 0x0b, (ops GR:$dstPtr, GR:$value),
|
|
"st4 [$dstPtr] = $value">, isM;
|
|
def ST8 : AForm<0x03, 0x0b, (ops GR:$dstPtr, GR:$value),
|
|
"st8 [$dstPtr] = $value">, isM;
|
|
def STF4 : AForm<0x03, 0x0b, (ops GR:$dstPtr, FP:$value),
|
|
"stfs [$dstPtr] = $value">, isM;
|
|
def STF8 : AForm<0x03, 0x0b, (ops GR:$dstPtr, FP:$value),
|
|
"stfd [$dstPtr] = $value">, isM;
|
|
def STF_SPILL : AForm<0x03, 0x0b, (ops GR:$dstPtr, FP:$value),
|
|
"stf.spill [$dstPtr] = $value">, isM;
|
|
}
|
|
|
|
let isLoad = 1 in {
|
|
def LD1 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$srcPtr),
|
|
"ld1 $dst = [$srcPtr]">, isM;
|
|
def LD2 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$srcPtr),
|
|
"ld2 $dst = [$srcPtr]">, isM;
|
|
def LD4 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$srcPtr),
|
|
"ld4 $dst = [$srcPtr]">, isM;
|
|
def LD8 : AForm<0x03, 0x0b, (ops GR:$dst, GR:$srcPtr),
|
|
"ld8 $dst = [$srcPtr]">, isM;
|
|
def LDF4 : AForm<0x03, 0x0b, (ops FP:$dst, GR:$srcPtr),
|
|
"ldfs $dst = [$srcPtr]">, isM;
|
|
def LDF8 : AForm<0x03, 0x0b, (ops FP:$dst, GR:$srcPtr),
|
|
"ldfd $dst = [$srcPtr]">, isM;
|
|
def LDF_FILL : AForm<0x03, 0x0b, (ops FP:$dst, GR:$srcPtr),
|
|
"ldf.fill $dst = [$srcPtr]">, isM;
|
|
}
|
|
|
|
def POPCNT : AForm_DAG<0x03, 0x0b, (ops GR:$dst, GR:$src),
|
|
"popcnt $dst = $src",
|
|
[(set GR:$dst, (ctpop GR:$src))]>, isI;
|
|
|
|
// some FP stuff: // TODO: single-precision stuff?
|
|
def FADD : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2),
|
|
"fadd $dst = $src1, $src2",
|
|
[(set FP:$dst, (fadd FP:$src1, FP:$src2))]>, isF;
|
|
def FADDS: AForm<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2),
|
|
"fadd.s $dst = $src1, $src2">, isF;
|
|
def FSUB : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2),
|
|
"fsub $dst = $src1, $src2",
|
|
[(set FP:$dst, (fsub FP:$src1, FP:$src2))]>, isF;
|
|
def FMPY : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2),
|
|
"fmpy $dst = $src1, $src2",
|
|
[(set FP:$dst, (fmul FP:$src1, FP:$src2))]>, isF;
|
|
def FMA : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
|
|
"fma $dst = $src1, $src2, $src3",
|
|
[(set FP:$dst, (fadd (fmul FP:$src1, FP:$src2), FP:$src3))]>, isF;
|
|
def FMS : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
|
|
"fms $dst = $src1, $src2, $src3",
|
|
[(set FP:$dst, (fsub (fmul FP:$src1, FP:$src2), FP:$src3))]>, isF;
|
|
def FNMA : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
|
|
"fnma $dst = $src1, $src2, $src3",
|
|
[(set FP:$dst, (fneg (fadd (fmul FP:$src1, FP:$src2), FP:$src3)))]>, isF;
|
|
def FABS : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fabs $dst = $src",
|
|
[(set FP:$dst, (fabs FP:$src))]>, isF;
|
|
def FNEG : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fneg $dst = $src",
|
|
[(set FP:$dst, (fneg FP:$src))]>, isF;
|
|
def FNEGABS : AForm_DAG<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fnegabs $dst = $src",
|
|
[(set FP:$dst, (fneg (fabs FP:$src)))]>, isF;
|
|
|
|
let isTwoAddress=1 in {
|
|
def TCFMAS1 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$bogussrc, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fma.s1 $dst = $src1, $src2, $src3">, isF;
|
|
def TCFMADS0 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$bogussrc, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fma.d.s0 $dst = $src1, $src2, $src3">, isF;
|
|
}
|
|
|
|
def CFMAS1 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fma.s1 $dst = $src1, $src2, $src3">, isF;
|
|
def CFNMAS1 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fnma.s1 $dst = $src1, $src2, $src3">, isF;
|
|
|
|
def CFMADS1 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fma.d.s1 $dst = $src1, $src2, $src3">, isF;
|
|
def CFMADS0 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fma.d.s0 $dst = $src1, $src2, $src3">, isF;
|
|
def CFNMADS1 : AForm<0x03, 0x0b,
|
|
(ops FP:$dst, FP:$src1, FP:$src2, FP:$src3, PR:$qp),
|
|
"($qp) fnma.d.s1 $dst = $src1, $src2, $src3">, isF;
|
|
|
|
def FRCPAS0 : AForm<0x03, 0x0b, (ops FP:$dstFR, PR:$dstPR, FP:$src1, FP:$src2),
|
|
"frcpa.s0 $dstFR, $dstPR = $src1, $src2">, isF;
|
|
def FRCPAS1 : AForm<0x03, 0x0b, (ops FP:$dstFR, PR:$dstPR, FP:$src1, FP:$src2),
|
|
"frcpa.s1 $dstFR, $dstPR = $src1, $src2">, isF;
|
|
|
|
def XMAL : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src1, FP:$src2, FP:$src3),
|
|
"xma.l $dst = $src1, $src2, $src3">, isF;
|
|
|
|
def FCVTXF : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fcvt.xf $dst = $src">, isF;
|
|
def FCVTXUF : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fcvt.xuf $dst = $src">, isF;
|
|
def FCVTXUFS1 : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fcvt.xuf.s1 $dst = $src">, isF;
|
|
def FCVTFX : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fcvt.fx $dst = $src">, isF;
|
|
def FCVTFXU : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
|
|
"fcvt.fxu $dst = $src">, isF;
|
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def FCVTFXTRUNC : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
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"fcvt.fx.trunc $dst = $src">, isF;
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def FCVTFXUTRUNC : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
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"fcvt.fxu.trunc $dst = $src">, isF;
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def FCVTFXTRUNCS1 : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
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"fcvt.fx.trunc.s1 $dst = $src">, isF;
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def FCVTFXUTRUNCS1 : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
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"fcvt.fxu.trunc.s1 $dst = $src">, isF;
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def FNORMD : AForm<0x03, 0x0b, (ops FP:$dst, FP:$src),
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"fnorm.d $dst = $src">, isF;
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def GETFD : AForm<0x03, 0x0b, (ops GR:$dst, FP:$src),
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"getf.d $dst = $src">, isM;
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def SETFD : AForm<0x03, 0x0b, (ops FP:$dst, GR:$src),
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"setf.d $dst = $src">, isM;
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def GETFSIG : AForm<0x03, 0x0b, (ops GR:$dst, FP:$src),
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"getf.sig $dst = $src">, isM;
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def SETFSIG : AForm<0x03, 0x0b, (ops FP:$dst, GR:$src),
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"setf.sig $dst = $src">, isM;
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// these four FP<->int conversion patterns need checking/cleaning
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def SINT_TO_FP : Pat<(sint_to_fp GR:$src),
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(FNORMD (FCVTXF (SETFSIG GR:$src)))>;
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def UINT_TO_FP : Pat<(uint_to_fp GR:$src),
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(FNORMD (FCVTXUF (SETFSIG GR:$src)))>;
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def FP_TO_SINT : Pat<(i64 (fp_to_sint FP:$src)),
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(GETFSIG (FCVTFXTRUNC FP:$src))>;
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def FP_TO_UINT : Pat<(i64 (fp_to_uint FP:$src)),
|
|
(GETFSIG (FCVTFXUTRUNC FP:$src))>;
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|
|
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let isTerminator = 1, isBranch = 1, noResults = 1 in {
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|
def BRL_NOTCALL : RawForm<0x03, 0xb0, (ops i64imm:$dst),
|
|
"(p0) brl.cond.sptk $dst">, isB;
|
|
def BRLCOND_NOTCALL : RawForm<0x03, 0xb0, (ops PR:$qp, i64imm:$dst),
|
|
"($qp) brl.cond.sptk $dst">, isB;
|
|
def BRCOND_NOTCALL : RawForm<0x03, 0xb0, (ops PR:$qp, GR:$dst),
|
|
"($qp) br.cond.sptk $dst">, isB;
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|
}
|
|
|
|
let isCall = 1, noResults = 1, /* isTerminator = 1, isBranch = 1, */
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|
Uses = [out0,out1,out2,out3,out4,out5,out6,out7],
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|
// all calls clobber non-callee-saved registers, and for now, they are these:
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|
Defs = [r2,r3,r8,r9,r10,r11,r14,r15,r16,r17,r18,r19,r20,r21,r22,r23,r24,
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|
r25,r26,r27,r28,r29,r30,r31,
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|
p6,p7,p8,p9,p10,p11,p12,p13,p14,p15,
|
|
F6,F7,F8,F9,F10,F11,F12,F13,F14,F15,
|
|
F32,F33,F34,F35,F36,F37,F38,F39,F40,F41,F42,F43,F44,F45,F46,F47,F48,F49,
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|
F50,F51,F52,F53,F54,F55,F56,
|
|
F57,F58,F59,F60,F61,F62,F63,F64,F65,F66,F67,F68,F69,F70,F71,F72,F73,F74,
|
|
F75,F76,F77,F78,F79,F80,F81,
|
|
F82,F83,F84,F85,F86,F87,F88,F89,F90,F91,F92,F93,F94,F95,F96,F97,F98,F99,
|
|
F100,F101,F102,F103,F104,F105,
|
|
F106,F107,F108,F109,F110,F111,F112,F113,F114,F115,F116,F117,F118,F119,
|
|
F120,F121,F122,F123,F124,F125,F126,F127,
|
|
out0,out1,out2,out3,out4,out5,out6,out7] in {
|
|
// old pattern call
|
|
def BRCALL: RawForm<0x03, 0xb0, (ops calltarget:$dst),
|
|
"br.call.sptk rp = $dst">, isB; // FIXME: teach llvm about branch regs?
|
|
// new daggy stuff!
|
|
|
|
// calls a globaladdress
|
|
def BRCALL_IPREL_GA : RawForm<0x03, 0xb0, (ops calltarget:$dst),
|
|
"br.call.sptk rp = $dst">, isB; // FIXME: teach llvm about branch regs?
|
|
// calls an externalsymbol
|
|
def BRCALL_IPREL_ES : RawForm<0x03, 0xb0, (ops calltarget:$dst),
|
|
"br.call.sptk rp = $dst">, isB; // FIXME: teach llvm about branch regs?
|
|
// calls through a function descriptor
|
|
def BRCALL_INDIRECT : RawForm<0x03, 0xb0, (ops GR:$branchreg),
|
|
"br.call.sptk rp = $branchreg">, isB; // FIXME: teach llvm about branch regs?
|
|
def BRLCOND_CALL : RawForm<0x03, 0xb0, (ops PR:$qp, i64imm:$dst),
|
|
"($qp) brl.cond.call.sptk $dst">, isB;
|
|
def BRCOND_CALL : RawForm<0x03, 0xb0, (ops PR:$qp, GR:$dst),
|
|
"($qp) br.cond.call.sptk $dst">, isB;
|
|
}
|
|
|
|
// Return branch:
|
|
let isTerminator = 1, isReturn = 1, noResults = 1 in
|
|
def RET : AForm_DAG<0x03, 0x0b, (ops),
|
|
"br.ret.sptk.many rp",
|
|
[(retflag)]>, isB; // return
|
|
def : Pat<(ret), (RET)>;
|
|
|
|
// the evil stop bit of despair
|
|
def STOP : PseudoInstIA64<(ops variable_ops), ";;">;
|
|
|