| //===-- SIInstrInfo.td - SI Instruction Infos -------------*- tablegen -*--===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // SI DAG Nodes |
| //===----------------------------------------------------------------------===// |
| |
| // SMRD takes a 64bit memory address and can only add an 32bit offset |
| def SIadd64bit32bit : SDNode<"ISD::ADD", |
| SDTypeProfile<1, 2, [SDTCisSameAs<0, 1>, SDTCisVT<0, i64>, SDTCisVT<2, i32>]> |
| >; |
| |
| // Transformation function, extract the lower 32bit of a 64bit immediate |
| def LO32 : SDNodeXForm<imm, [{ |
| return CurDAG->getTargetConstant(N->getZExtValue() & 0xffffffff, MVT::i32); |
| }]>; |
| |
| // Transformation function, extract the upper 32bit of a 64bit immediate |
| def HI32 : SDNodeXForm<imm, [{ |
| return CurDAG->getTargetConstant(N->getZExtValue() >> 32, MVT::i32); |
| }]>; |
| |
| def IMM8bitDWORD : ImmLeaf < |
| i32, [{ |
| return (Imm & ~0x3FC) == 0; |
| }], SDNodeXForm<imm, [{ |
| return CurDAG->getTargetConstant( |
| N->getZExtValue() >> 2, MVT::i32); |
| }]> |
| >; |
| |
| def IMM12bit : ImmLeaf < |
| i16, |
| [{return isUInt<12>(Imm);}] |
| >; |
| |
| class InlineImm <ValueType vt> : PatLeaf <(vt imm), [{ |
| return ((const SITargetLowering &)TLI).analyzeImmediate(N) == 0; |
| }]>; |
| |
| //===----------------------------------------------------------------------===// |
| // SI assembler operands |
| //===----------------------------------------------------------------------===// |
| |
| def SIOperand { |
| int ZERO = 0x80; |
| int VCC = 0x6A; |
| } |
| |
| include "SIInstrFormats.td" |
| |
| //===----------------------------------------------------------------------===// |
| // |
| // SI Instruction multiclass helpers. |
| // |
| // Instructions with _32 take 32-bit operands. |
| // Instructions with _64 take 64-bit operands. |
| // |
| // VOP_* instructions can use either a 32-bit or 64-bit encoding. The 32-bit |
| // encoding is the standard encoding, but instruction that make use of |
| // any of the instruction modifiers must use the 64-bit encoding. |
| // |
| // Instructions with _e32 use the 32-bit encoding. |
| // Instructions with _e64 use the 64-bit encoding. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // Scalar classes |
| //===----------------------------------------------------------------------===// |
| |
| class SOP1_32 <bits<8> op, string opName, list<dag> pattern> : SOP1 < |
| op, (outs SReg_32:$dst), (ins SSrc_32:$src0), |
| opName#" $dst, $src0", pattern |
| >; |
| |
| class SOP1_64 <bits<8> op, string opName, list<dag> pattern> : SOP1 < |
| op, (outs SReg_64:$dst), (ins SSrc_64:$src0), |
| opName#" $dst, $src0", pattern |
| >; |
| |
| class SOP2_32 <bits<7> op, string opName, list<dag> pattern> : SOP2 < |
| op, (outs SReg_32:$dst), (ins SSrc_32:$src0, SSrc_32:$src1), |
| opName#" $dst, $src0, $src1", pattern |
| >; |
| |
| class SOP2_64 <bits<7> op, string opName, list<dag> pattern> : SOP2 < |
| op, (outs SReg_64:$dst), (ins SSrc_64:$src0, SSrc_64:$src1), |
| opName#" $dst, $src0, $src1", pattern |
| >; |
| |
| class SOPC_32 <bits<7> op, string opName, list<dag> pattern> : SOPC < |
| op, (outs SCCReg:$dst), (ins SSrc_32:$src0, SSrc_32:$src1), |
| opName#" $dst, $src0, $src1", pattern |
| >; |
| |
| class SOPC_64 <bits<7> op, string opName, list<dag> pattern> : SOPC < |
| op, (outs SCCReg:$dst), (ins SSrc_64:$src0, SSrc_64:$src1), |
| opName#" $dst, $src0, $src1", pattern |
| >; |
| |
| class SOPK_32 <bits<5> op, string opName, list<dag> pattern> : SOPK < |
| op, (outs SReg_32:$dst), (ins i16imm:$src0), |
| opName#" $dst, $src0", pattern |
| >; |
| |
| class SOPK_64 <bits<5> op, string opName, list<dag> pattern> : SOPK < |
| op, (outs SReg_64:$dst), (ins i16imm:$src0), |
| opName#" $dst, $src0", pattern |
| >; |
| |
| multiclass SMRD_Helper <bits<5> op, string asm, RegisterClass dstClass> { |
| def _IMM : SMRD < |
| op, 1, (outs dstClass:$dst), |
| (ins SReg_64:$sbase, i32imm:$offset), |
| asm#" $dst, $sbase, $offset", [] |
| >; |
| |
| def _SGPR : SMRD < |
| op, 0, (outs dstClass:$dst), |
| (ins SReg_64:$sbase, SReg_32:$soff), |
| asm#" $dst, $sbase, $soff", [] |
| >; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Vector ALU classes |
| //===----------------------------------------------------------------------===// |
| |
| class VOP <string opName> { |
| string OpName = opName; |
| } |
| |
| multiclass VOP1_Helper <bits<8> op, RegisterClass drc, RegisterClass src, |
| string opName, list<dag> pattern> { |
| |
| def _e32 : VOP1 < |
| op, (outs drc:$dst), (ins src:$src0), |
| opName#"_e32 $dst, $src0", pattern |
| >, VOP <opName>; |
| |
| def _e64 : VOP3 < |
| {1, 1, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, |
| (outs drc:$dst), |
| (ins src:$src0, |
| i32imm:$abs, i32imm:$clamp, |
| i32imm:$omod, i32imm:$neg), |
| opName#"_e64 $dst, $src0, $abs, $clamp, $omod, $neg", [] |
| >, VOP <opName> { |
| let SRC1 = SIOperand.ZERO; |
| let SRC2 = SIOperand.ZERO; |
| } |
| } |
| |
| multiclass VOP1_32 <bits<8> op, string opName, list<dag> pattern> |
| : VOP1_Helper <op, VReg_32, VSrc_32, opName, pattern>; |
| |
| multiclass VOP1_64 <bits<8> op, string opName, list<dag> pattern> |
| : VOP1_Helper <op, VReg_64, VSrc_64, opName, pattern>; |
| |
| multiclass VOP2_Helper <bits<6> op, RegisterClass vrc, RegisterClass arc, |
| string opName, list<dag> pattern> { |
| def _e32 : VOP2 < |
| op, (outs vrc:$dst), (ins arc:$src0, vrc:$src1), |
| opName#"_e32 $dst, $src0, $src1", pattern |
| >, VOP <opName>; |
| |
| def _e64 : VOP3 < |
| {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, |
| (outs vrc:$dst), |
| (ins arc:$src0, arc:$src1, |
| i32imm:$abs, i32imm:$clamp, |
| i32imm:$omod, i32imm:$neg), |
| opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", [] |
| >, VOP <opName> { |
| let SRC2 = SIOperand.ZERO; |
| } |
| } |
| |
| multiclass VOP2_32 <bits<6> op, string opName, list<dag> pattern> |
| : VOP2_Helper <op, VReg_32, VSrc_32, opName, pattern>; |
| |
| multiclass VOP2_64 <bits<6> op, string opName, list<dag> pattern> |
| : VOP2_Helper <op, VReg_64, VSrc_64, opName, pattern>; |
| |
| multiclass VOP2b_32 <bits<6> op, string opName, list<dag> pattern> { |
| |
| def _e32 : VOP2 < |
| op, (outs VReg_32:$dst), (ins VSrc_32:$src0, VReg_32:$src1), |
| opName#"_e32 $dst, $src0, $src1", pattern |
| >, VOP <opName>; |
| |
| def _e64 : VOP3b < |
| {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, |
| (outs VReg_32:$dst), |
| (ins VSrc_32:$src0, VSrc_32:$src1, |
| i32imm:$abs, i32imm:$clamp, |
| i32imm:$omod, i32imm:$neg), |
| opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", [] |
| >, VOP <opName> { |
| let SRC2 = SIOperand.ZERO; |
| /* the VOP2 variant puts the carry out into VCC, the VOP3 variant |
| can write it into any SGPR. We currently don't use the carry out, |
| so for now hardcode it to VCC as well */ |
| let SDST = SIOperand.VCC; |
| } |
| } |
| |
| multiclass VOPC_Helper <bits<8> op, RegisterClass vrc, RegisterClass arc, |
| string opName, ValueType vt, PatLeaf cond> { |
| |
| def _e32 : VOPC < |
| op, (ins arc:$src0, vrc:$src1), |
| opName#"_e32 $dst, $src0, $src1", [] |
| >, VOP <opName>; |
| |
| def _e64 : VOP3 < |
| {0, op{7}, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, |
| (outs SReg_64:$dst), |
| (ins arc:$src0, arc:$src1, |
| InstFlag:$abs, InstFlag:$clamp, |
| InstFlag:$omod, InstFlag:$neg), |
| opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", |
| !if(!eq(!cast<string>(cond), "COND_NULL"), []<dag>, |
| [(set SReg_64:$dst, (i1 (setcc (vt arc:$src0), arc:$src1, cond)))] |
| ) |
| >, VOP <opName> { |
| let SRC2 = SIOperand.ZERO; |
| } |
| } |
| |
| multiclass VOPC_32 <bits<8> op, string opName, |
| ValueType vt = untyped, PatLeaf cond = COND_NULL> |
| : VOPC_Helper <op, VReg_32, VSrc_32, opName, vt, cond>; |
| |
| multiclass VOPC_64 <bits<8> op, string opName, |
| ValueType vt = untyped, PatLeaf cond = COND_NULL> |
| : VOPC_Helper <op, VReg_64, VSrc_64, opName, vt, cond>; |
| |
| class VOP3_32 <bits<9> op, string opName, list<dag> pattern> : VOP3 < |
| op, (outs VReg_32:$dst), |
| (ins VSrc_32:$src0, VSrc_32:$src1, VSrc_32:$src2, |
| i32imm:$abs, i32imm:$clamp, i32imm:$omod, i32imm:$neg), |
| opName#" $dst, $src0, $src1, $src2, $abs, $clamp, $omod, $neg", pattern |
| >, VOP <opName>; |
| |
| class VOP3_64 <bits<9> op, string opName, list<dag> pattern> : VOP3 < |
| op, (outs VReg_64:$dst), |
| (ins VSrc_64:$src0, VSrc_64:$src1, VSrc_64:$src2, |
| i32imm:$abs, i32imm:$clamp, i32imm:$omod, i32imm:$neg), |
| opName#" $dst, $src0, $src1, $src2, $abs, $clamp, $omod, $neg", pattern |
| >, VOP <opName>; |
| |
| //===----------------------------------------------------------------------===// |
| // Vector I/O classes |
| //===----------------------------------------------------------------------===// |
| |
| class MTBUF_Store_Helper <bits<3> op, string asm, RegisterClass regClass> : MTBUF < |
| op, |
| (outs), |
| (ins regClass:$vdata, i16imm:$offset, i1imm:$offen, i1imm:$idxen, i1imm:$glc, |
| i1imm:$addr64, i8imm:$dfmt, i8imm:$nfmt, VReg_32:$vaddr, |
| SReg_128:$srsrc, i1imm:$slc, i1imm:$tfe, SSrc_32:$soffset), |
| asm#" $vdata, $offset, $offen, $idxen, $glc, $addr64, $dfmt," |
| #" $nfmt, $vaddr, $srsrc, $slc, $tfe, $soffset", |
| []> { |
| let mayStore = 1; |
| let mayLoad = 0; |
| } |
| |
| class MUBUF_Load_Helper <bits<7> op, string asm, RegisterClass regClass> : MUBUF < |
| op, |
| (outs regClass:$dst), |
| (ins i16imm:$offset, i1imm:$offen, i1imm:$idxen, i1imm:$glc, i1imm:$addr64, |
| i1imm:$lds, VReg_32:$vaddr, SReg_128:$srsrc, i1imm:$slc, |
| i1imm:$tfe, SSrc_32:$soffset), |
| asm#" $dst, $offset, $offen, $idxen, $glc, $addr64, " |
| #"$lds, $vaddr, $srsrc, $slc, $tfe, $soffset", |
| []> { |
| let mayLoad = 1; |
| let mayStore = 0; |
| } |
| |
| class MTBUF_Load_Helper <bits<3> op, string asm, RegisterClass regClass> : MTBUF < |
| op, |
| (outs regClass:$dst), |
| (ins i16imm:$offset, i1imm:$offen, i1imm:$idxen, i1imm:$glc, i1imm:$addr64, |
| i8imm:$dfmt, i8imm:$nfmt, VReg_32:$vaddr, SReg_128:$srsrc, |
| i1imm:$slc, i1imm:$tfe, SSrc_32:$soffset), |
| asm#" $dst, $offset, $offen, $idxen, $glc, $addr64, $dfmt," |
| #" $nfmt, $vaddr, $srsrc, $slc, $tfe, $soffset", |
| []> { |
| let mayLoad = 1; |
| let mayStore = 0; |
| } |
| |
| class MIMG_Load_Helper <bits<7> op, string asm> : MIMG < |
| op, |
| (outs VReg_128:$vdata), |
| (ins i32imm:$dmask, i1imm:$unorm, i1imm:$glc, i1imm:$da, i1imm:$r128, |
| i1imm:$tfe, i1imm:$lwe, i1imm:$slc, VReg_32:$vaddr, |
| SReg_256:$srsrc, SReg_128:$ssamp), |
| asm#" $vdata, $dmask, $unorm, $glc, $da, $r128," |
| #" $tfe, $lwe, $slc, $vaddr, $srsrc, $ssamp", |
| []> { |
| let mayLoad = 1; |
| let mayStore = 0; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Vector instruction mappings |
| //===----------------------------------------------------------------------===// |
| |
| // Maps an opcode in e32 form to its e64 equivalent |
| def getVOPe64 : InstrMapping { |
| let FilterClass = "VOP"; |
| let RowFields = ["OpName"]; |
| let ColFields = ["Size"]; |
| let KeyCol = ["4"]; |
| let ValueCols = [["8"]]; |
| } |
| |
| include "SIInstructions.td" |
