-//===-- SIInstrInfo.td - SI Instruction Encodings ---------*- tablegen -*--===//
+//===-- SIInstrInfo.td - SI Instruction Infos -------------*- tablegen -*--===//
//
// The LLVM Compiler Infrastructure
//
return -16 <= Imm && Imm <= 64;
}]>;
-class InstSI <dag outs, dag ins, string asm, list<dag> pattern> :
- AMDGPUInst<outs, ins, asm, pattern> {
- field bits<1> VM_CNT = 0;
- field bits<1> EXP_CNT = 0;
- field bits<1> LGKM_CNT = 0;
-
- let TSFlags{0} = VM_CNT;
- let TSFlags{1} = EXP_CNT;
- let TSFlags{2} = LGKM_CNT;
-}
-
-class Enc32 <dag outs, dag ins, string asm, list<dag> pattern> :
- InstSI <outs, ins, asm, pattern> {
-
- field bits<32> Inst;
- let Size = 4;
-}
-
-class Enc64 <dag outs, dag ins, string asm, list<dag> pattern> :
- InstSI <outs, ins, asm, pattern> {
-
- field bits<64> Inst;
- let Size = 8;
-}
+//===----------------------------------------------------------------------===//
+// SI assembler operands
+//===----------------------------------------------------------------------===//
-class SIOperand <ValueType vt, dag opInfo>: Operand <vt> {
- let EncoderMethod = "encodeOperand";
- let MIOperandInfo = opInfo;
+def SIOperand {
+ int ZERO = 0x80;
}
class GPR4Align <RegisterClass rc> : Operand <vAny> {
let MIOperandInfo = (ops rc:$reg);
}
-let Uses = [EXEC] in {
+include "SIInstrFormats.td"
-def EXP : Enc64<
- (outs),
- (ins i32imm:$en, i32imm:$tgt, i32imm:$compr, i32imm:$done, i32imm:$vm,
- VReg_32:$src0, VReg_32:$src1, VReg_32:$src2, VReg_32:$src3),
- "EXP $en, $tgt, $compr, $done, $vm, $src0, $src1, $src2, $src3",
- [] > {
-
- bits<4> EN;
- bits<6> TGT;
- bits<1> COMPR;
- bits<1> DONE;
- bits<1> VM;
- bits<8> VSRC0;
- bits<8> VSRC1;
- bits<8> VSRC2;
- bits<8> VSRC3;
-
- let Inst{3-0} = EN;
- let Inst{9-4} = TGT;
- let Inst{10} = COMPR;
- let Inst{11} = DONE;
- let Inst{12} = VM;
- let Inst{31-26} = 0x3e;
- let Inst{39-32} = VSRC0;
- let Inst{47-40} = VSRC1;
- let Inst{55-48} = VSRC2;
- let Inst{63-56} = VSRC3;
-
- let EXP_CNT = 1;
-}
+//===----------------------------------------------------------------------===//
+//
+// 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.
+//
+//===----------------------------------------------------------------------===//
-class MIMG <bits<7> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc64 <outs, ins, asm, pattern> {
-
- bits<8> VDATA;
- bits<4> DMASK;
- bits<1> UNORM;
- bits<1> GLC;
- bits<1> DA;
- bits<1> R128;
- bits<1> TFE;
- bits<1> LWE;
- bits<1> SLC;
- bits<8> VADDR;
- bits<5> SRSRC;
- bits<5> SSAMP;
-
- let Inst{11-8} = DMASK;
- let Inst{12} = UNORM;
- let Inst{13} = GLC;
- let Inst{14} = DA;
- let Inst{15} = R128;
- let Inst{16} = TFE;
- let Inst{17} = LWE;
- let Inst{24-18} = op;
- let Inst{25} = SLC;
- let Inst{31-26} = 0x3c;
- let Inst{39-32} = VADDR;
- let Inst{47-40} = VDATA;
- let Inst{52-48} = SRSRC;
- let Inst{57-53} = SSAMP;
-
- let VM_CNT = 1;
- let EXP_CNT = 1;
-}
+//===----------------------------------------------------------------------===//
+// Scalar classes
+//===----------------------------------------------------------------------===//
-class MTBUF <bits<3> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc64<outs, ins, asm, pattern> {
-
- bits<8> VDATA;
- bits<12> OFFSET;
- bits<1> OFFEN;
- bits<1> IDXEN;
- bits<1> GLC;
- bits<1> ADDR64;
- bits<4> DFMT;
- bits<3> NFMT;
- bits<8> VADDR;
- bits<5> SRSRC;
- bits<1> SLC;
- bits<1> TFE;
- bits<8> SOFFSET;
-
- let Inst{11-0} = OFFSET;
- let Inst{12} = OFFEN;
- let Inst{13} = IDXEN;
- let Inst{14} = GLC;
- let Inst{15} = ADDR64;
- let Inst{18-16} = op;
- let Inst{22-19} = DFMT;
- let Inst{25-23} = NFMT;
- let Inst{31-26} = 0x3a; //encoding
- let Inst{39-32} = VADDR;
- let Inst{47-40} = VDATA;
- let Inst{52-48} = SRSRC;
- let Inst{54} = SLC;
- let Inst{55} = TFE;
- let Inst{63-56} = SOFFSET;
-
- let VM_CNT = 1;
- let EXP_CNT = 1;
-
- let neverHasSideEffects = 1;
-}
+class SOP1_32 <bits<8> op, string opName, list<dag> pattern>
+ : SOP1 <op, (outs SReg_32:$dst), (ins SSrc_32:$src0), opName, pattern>;
-class MUBUF <bits<7> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc64<outs, ins, asm, pattern> {
-
- bits<8> VDATA;
- bits<12> OFFSET;
- bits<1> OFFEN;
- bits<1> IDXEN;
- bits<1> GLC;
- bits<1> ADDR64;
- bits<1> LDS;
- bits<8> VADDR;
- bits<5> SRSRC;
- bits<1> SLC;
- bits<1> TFE;
- bits<8> SOFFSET;
-
- let Inst{11-0} = OFFSET;
- let Inst{12} = OFFEN;
- let Inst{13} = IDXEN;
- let Inst{14} = GLC;
- let Inst{15} = ADDR64;
- let Inst{16} = LDS;
- let Inst{24-18} = op;
- let Inst{31-26} = 0x38; //encoding
- let Inst{39-32} = VADDR;
- let Inst{47-40} = VDATA;
- let Inst{52-48} = SRSRC;
- let Inst{54} = SLC;
- let Inst{55} = TFE;
- let Inst{63-56} = SOFFSET;
-
- let VM_CNT = 1;
- let EXP_CNT = 1;
-
- let neverHasSideEffects = 1;
-}
+class SOP1_64 <bits<8> op, string opName, list<dag> pattern>
+ : SOP1 <op, (outs SReg_64:$dst), (ins SSrc_64:$src0), opName, pattern>;
-} // End Uses = [EXEC]
+class SOP2_32 <bits<7> op, string opName, list<dag> pattern>
+ : SOP2 <op, (outs SReg_32:$dst), (ins SSrc_32:$src0, SSrc_32:$src1), opName, pattern>;
-class SMRD <bits<5> op, bits<1> imm, dag outs, dag ins, string asm,
- list<dag> pattern> : Enc32<outs, ins, asm, pattern> {
+class SOP2_64 <bits<7> op, string opName, list<dag> pattern>
+ : SOP2 <op, (outs SReg_64:$dst), (ins SSrc_64:$src0, SSrc_64:$src1), opName, pattern>;
- bits<7> SDST;
- bits<6> SBASE;
- bits<8> OFFSET;
-
- let Inst{7-0} = OFFSET;
- let Inst{8} = imm;
- let Inst{14-9} = SBASE;
- let Inst{21-15} = SDST;
- let Inst{26-22} = op;
- let Inst{31-27} = 0x18; //encoding
+class SOPC_32 <bits<7> op, string opName, list<dag> pattern>
+ : SOPC <op, (outs SCCReg:$dst), (ins SSrc_32:$src0, SSrc_32:$src1), opName, pattern>;
- let LGKM_CNT = 1;
-}
+class SOPC_64 <bits<7> op, string opName, list<dag> pattern>
+ : SOPC <op, (outs SCCReg:$dst), (ins SSrc_64:$src0, SSrc_64:$src1), opName, pattern>;
-class SOP1 <bits<8> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32<outs, ins, asm, pattern> {
+class SOPK_32 <bits<5> op, string opName, list<dag> pattern>
+ : SOPK <op, (outs SReg_32:$dst), (ins i16imm:$src0), opName, pattern>;
- bits<7> SDST;
- bits<8> SSRC0;
+class SOPK_64 <bits<5> op, string opName, list<dag> pattern>
+ : SOPK <op, (outs SReg_64:$dst), (ins i16imm:$src0), opName, pattern>;
- let Inst{7-0} = SSRC0;
- let Inst{15-8} = op;
- let Inst{22-16} = SDST;
- let Inst{31-23} = 0x17d; //encoding;
+multiclass SMRD_Helper <bits<5> op, string asm, RegisterClass dstClass> {
+ def _IMM : SMRD <
+ op, 1, (outs dstClass:$dst),
+ (ins GPR2Align<SReg_64>:$sbase, i32imm:$offset),
+ asm, []
+ >;
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
+ def _SGPR : SMRD <
+ op, 0, (outs dstClass:$dst),
+ (ins GPR2Align<SReg_64>:$sbase, SReg_32:$soff),
+ asm, []
+ >;
}
-class SOP2 <bits<7> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32 <outs, ins, asm, pattern> {
-
- bits<7> SDST;
- bits<8> SSRC0;
- bits<8> SSRC1;
-
- let Inst{7-0} = SSRC0;
- let Inst{15-8} = SSRC1;
- let Inst{22-16} = SDST;
- let Inst{29-23} = op;
- let Inst{31-30} = 0x2; // encoding
+//===----------------------------------------------------------------------===//
+// Vector ALU classes
+//===----------------------------------------------------------------------===//
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
-}
+class VOP3_32 <bits<9> op, string opName, list<dag> pattern> : VOP3 <
+ op, (outs VReg_32:$dst),
+ (ins VSrc_32:$src0, VReg_32:$src1, VReg_32:$src2, i32imm:$src3,
+ i32imm:$src4, i32imm:$src5, i32imm:$src6),
+ opName, pattern
+>;
-class SOPC <bits<7> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32<outs, ins, asm, pattern> {
+class VOP3_64 <bits<9> op, string opName, list<dag> pattern> : VOP3 <
+ op, (outs VReg_64:$dst),
+ (ins VSrc_64:$src0, VReg_64:$src1, VReg_64:$src2,
+ i32imm:$src3, i32imm:$src4, i32imm:$src5, i32imm:$src6),
+ opName, pattern
+>;
- bits<8> SSRC0;
- bits<8> SSRC1;
+multiclass VOP1_Helper <bits<8> op, RegisterClass drc, RegisterClass src,
+ string opName, list<dag> pattern> {
+
+ def _e32: VOP1 <
+ op, (outs drc:$dst), (ins src:$src0),
+ opName#"_e32 $dst, $src0", pattern
+ >;
+
+ def _e64 : VOP3 <
+ {1, 1, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+ (outs drc:$dst),
+ (ins src:$src0,
+ i32imm:$abs, i32imm:$clamp,
+ i32imm:$omod, i32imm:$neg),
+ opName#"_e64 $dst, $src0, $abs, $clamp, $omod, $neg", []
+ > {
+ let SRC1 = SIOperand.ZERO;
+ let SRC2 = SIOperand.ZERO;
+ }
+}
- let Inst{7-0} = SSRC0;
- let Inst{15-8} = SSRC1;
- let Inst{22-16} = op;
- let Inst{31-23} = 0x17e;
+multiclass VOP1_32 <bits<8> op, string opName, list<dag> pattern>
+ : VOP1_Helper <op, VReg_32, VSrc_32, opName, pattern>;
+
+multiclass VOP1_64 <bits<8> op, string opName, list<dag> pattern>
+ : VOP1_Helper <op, VReg_64, VSrc_64, opName, pattern>;
+
+multiclass VOP2_Helper <bits<6> op, RegisterClass vrc, RegisterClass arc,
+ string opName, list<dag> pattern> {
+ def _e32 : VOP2 <
+ op, (outs vrc:$dst), (ins arc:$src0, vrc:$src1),
+ opName#"_e32 $dst, $src0, $src1", pattern
+ >;
+
+ def _e64 : VOP3 <
+ {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+ (outs vrc:$dst),
+ (ins arc:$src0, vrc:$src1,
+ i32imm:$abs, i32imm:$clamp,
+ i32imm:$omod, i32imm:$neg),
+ opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", []
+ > {
+ let SRC2 = SIOperand.ZERO;
+ }
+}
- let DisableEncoding = "$dst";
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
+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 VOPC_Helper <bits<8> op, RegisterClass vrc, RegisterClass arc,
+ string opName, list<dag> pattern> {
+
+ def _e32 : VOPC <op, (ins arc:$src0, vrc:$src1), opName, pattern>;
+ 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, vrc:$src1,
+ InstFlag:$abs, InstFlag:$clamp,
+ InstFlag:$omod, InstFlag:$neg),
+ opName, pattern
+ > {
+ let SRC2 = SIOperand.ZERO;
+ }
}
-class SOPK <bits<5> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32 <outs, ins , asm, pattern> {
+multiclass VOPC_32 <bits<8> op, string opName, list<dag> pattern>
+ : VOPC_Helper <op, VReg_32, VSrc_32, opName, pattern>;
- bits <7> SDST;
- bits <16> SIMM16;
-
- let Inst{15-0} = SIMM16;
- let Inst{22-16} = SDST;
- let Inst{27-23} = op;
- let Inst{31-28} = 0xb; //encoding
+multiclass VOPC_64 <bits<8> op, string opName, list<dag> pattern>
+ : VOPC_Helper <op, VReg_64, VSrc_64, opName, pattern>;
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
-}
+//===----------------------------------------------------------------------===//
+// Vector I/O classes
+//===----------------------------------------------------------------------===//
-class SOPP <bits<7> op, dag ins, string asm, list<dag> pattern> : Enc32 <
+class MTBUF_Store_Helper <bits<3> op, string asm, RegisterClass regClass> : MTBUF <
+ op,
(outs),
- ins,
+ (ins regClass:$vdata, i16imm:$offset, i1imm:$offen, i1imm:$idxen, i1imm:$glc,
+ i1imm:$addr64, i8imm:$dfmt, i8imm:$nfmt, VReg_32:$vaddr,
+ GPR4Align<SReg_128>:$srsrc, i1imm:$slc, i1imm:$tfe, SSrc_32:$soffset),
asm,
- pattern > {
-
- bits <16> SIMM16;
-
- let Inst{15-0} = SIMM16;
- let Inst{22-16} = op;
- let Inst{31-23} = 0x17f; // encoding
-
+ []> {
+ let mayStore = 1;
let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
}
-
-let Uses = [EXEC] in {
-
-class VINTRP <bits <2> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32 <outs, ins, asm, pattern> {
-
- bits<8> VDST;
- bits<8> VSRC;
- bits<2> ATTRCHAN;
- bits<6> ATTR;
- let Inst{7-0} = VSRC;
- let Inst{9-8} = ATTRCHAN;
- let Inst{15-10} = ATTR;
- let Inst{17-16} = op;
- let Inst{25-18} = VDST;
- let Inst{31-26} = 0x32; // encoding
-
- let neverHasSideEffects = 1;
+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, GPR4Align<SReg_128>:$srsrc, i1imm:$slc,
+ i1imm:$tfe, SSrc_32:$soffset),
+ asm,
+ []> {
let mayLoad = 1;
let mayStore = 0;
}
-class VOP1 <bits<8> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32 <outs, ins, asm, pattern> {
-
- bits<8> VDST;
- bits<9> SRC0;
-
- let Inst{8-0} = SRC0;
- let Inst{16-9} = op;
- let Inst{24-17} = VDST;
- let Inst{31-25} = 0x3f; //encoding
-
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
-}
-
-class VOP2 <bits<6> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc32 <outs, ins, asm, pattern> {
-
- bits<8> VDST;
- bits<9> SRC0;
- bits<8> VSRC1;
-
- let Inst{8-0} = SRC0;
- let Inst{16-9} = VSRC1;
- let Inst{24-17} = VDST;
- let Inst{30-25} = op;
- let Inst{31} = 0x0; //encoding
-
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
-}
-
-class VOP3 <bits<9> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc64 <outs, ins, asm, pattern> {
-
- bits<8> VDST;
- bits<9> SRC0;
- bits<9> SRC1;
- bits<9> SRC2;
- bits<3> ABS;
- bits<1> CLAMP;
- bits<2> OMOD;
- bits<3> NEG;
-
- let Inst{7-0} = VDST;
- let Inst{10-8} = ABS;
- let Inst{11} = CLAMP;
- let Inst{25-17} = op;
- let Inst{31-26} = 0x34; //encoding
- let Inst{40-32} = SRC0;
- let Inst{49-41} = SRC1;
- let Inst{58-50} = SRC2;
- let Inst{60-59} = OMOD;
- let Inst{63-61} = NEG;
-
- let mayLoad = 0;
- let mayStore = 0;
- let hasSideEffects = 0;
-}
-
-class VOP3b <bits<9> op, dag outs, dag ins, string asm, list<dag> pattern> :
- Enc64 <outs, ins, asm, pattern> {
-
- bits<8> VDST;
- bits<9> SRC0;
- bits<9> SRC1;
- bits<9> SRC2;
- bits<7> SDST;
- bits<2> OMOD;
- bits<3> NEG;
-
- let Inst{7-0} = VDST;
- let Inst{14-8} = SDST;
- let Inst{25-17} = op;
- let Inst{31-26} = 0x34; //encoding
- let Inst{40-32} = SRC0;
- let Inst{49-41} = SRC1;
- let Inst{58-50} = SRC2;
- let Inst{60-59} = OMOD;
- let Inst{63-61} = NEG;
-
- let mayLoad = 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:$vaddr, GPR4Align<SReg_128>:$srsrc,
+ i1imm:$slc, i1imm:$tfe, SSrc_32:$soffset),
+ asm,
+ []> {
+ let mayLoad = 1;
let mayStore = 0;
- let hasSideEffects = 0;
}
-class VOPC <bits<8> op, dag ins, string asm, list<dag> pattern> :
- Enc32 <(outs VCCReg:$dst), ins, asm, pattern> {
-
- bits<9> SRC0;
- bits<8> VSRC1;
-
- let Inst{8-0} = SRC0;
- let Inst{16-9} = VSRC1;
- let Inst{24-17} = op;
- let Inst{31-25} = 0x3e;
-
- let DisableEncoding = "$dst";
- let mayLoad = 0;
+class MIMG_Load_Helper <bits<7> op, string asm> : MIMG <
+ op,
+ (outs VReg_128:$vdata),
+ (ins i32imm:$dmask, i1imm:$unorm, i1imm:$glc, i1imm:$da, i1imm:$r128,
+ i1imm:$tfe, i1imm:$lwe, i1imm:$slc, VReg_32:$vaddr,
+ GPR4Align<SReg_256>:$srsrc, GPR4Align<SReg_128>:$ssamp),
+ asm,
+ []> {
+ let mayLoad = 1;
let mayStore = 0;
- let hasSideEffects = 0;
}
-} // End Uses = [EXEC]
-
-include "SIInstrFormats.td"
include "SIInstructions.td"