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//===-- SIRegisterInfo.td - SI Register defs ---------------*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// Subregister declarations
//===----------------------------------------------------------------------===//
class Indexes<int N> {
list<int> all = [0, 1, 2, 3, 4, 5, 6 , 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31];
// Returns list of indexes [0..N)
list<int> slice = !filter(i, all, !lt(i, N));
}
let Namespace = "AMDGPU" in {
def lo16 : SubRegIndex<16, 0>;
def hi16 : SubRegIndex<16, 16>;
foreach Index = 0...31 in {
def sub#Index : SubRegIndex<32, !shl(Index, 5)>;
}
foreach Index = 1...31 in {
def sub#Index#_lo16 : ComposedSubRegIndex<!cast<SubRegIndex>(sub#Index), lo16>;
def sub#Index#_hi16 : ComposedSubRegIndex<!cast<SubRegIndex>(sub#Index), hi16>;
}
foreach Size = {2...6,8,16} in {
foreach Index = Indexes<!sub(33, Size)>.slice in {
def !interleave(!foreach(cur, Indexes<Size>.slice, "sub"#!add(cur, Index)),
"_") :
SubRegIndex<!mul(Size, 32), !shl(Index, 5)> {
let CoveringSubRegIndices =
!foreach(cur, Indexes<Size>.slice,
!cast<SubRegIndex>(sub#!add(cur, Index)));
}
}
}
}
//===----------------------------------------------------------------------===//
// Helpers
//===----------------------------------------------------------------------===//
class getSubRegs<int size> {
list<SubRegIndex> ret2 = [sub0, sub1];
list<SubRegIndex> ret3 = [sub0, sub1, sub2];
list<SubRegIndex> ret4 = [sub0, sub1, sub2, sub3];
list<SubRegIndex> ret5 = [sub0, sub1, sub2, sub3, sub4];
list<SubRegIndex> ret6 = [sub0, sub1, sub2, sub3, sub4, sub5];
list<SubRegIndex> ret7 = [sub0, sub1, sub2, sub3, sub4, sub5, sub6];
list<SubRegIndex> ret8 = [sub0, sub1, sub2, sub3, sub4, sub5, sub6, sub7];
list<SubRegIndex> ret16 = [sub0, sub1, sub2, sub3,
sub4, sub5, sub6, sub7,
sub8, sub9, sub10, sub11,
sub12, sub13, sub14, sub15];
list<SubRegIndex> ret32 = [sub0, sub1, sub2, sub3,
sub4, sub5, sub6, sub7,
sub8, sub9, sub10, sub11,
sub12, sub13, sub14, sub15,
sub16, sub17, sub18, sub19,
sub20, sub21, sub22, sub23,
sub24, sub25, sub26, sub27,
sub28, sub29, sub30, sub31];
list<SubRegIndex> ret = !if(!eq(size, 2), ret2,
!if(!eq(size, 3), ret3,
!if(!eq(size, 4), ret4,
!if(!eq(size, 5), ret5,
!if(!eq(size, 6), ret6,
!if(!eq(size, 7), ret7,
!if(!eq(size, 8), ret8,
!if(!eq(size, 16), ret16,
ret32))))))));
}
// Generates list of sequential register tuple names.
// E.g. RegSeq<3,2,2,"s">.ret -> [ "s[0:1]", "s[2:3]" ]
class RegSeqNames<int last_reg, int stride, int size, string prefix,
int start = 0> {
int next = !add(start, stride);
int end_reg = !add(start, size, -1);
list<string> ret =
!if(!le(end_reg, last_reg),
!listconcat([prefix # "[" # start # ":" # end_reg # "]"],
RegSeqNames<last_reg, stride, size, prefix, next>.ret),
[]);
}
// Generates list of dags for register tupless.
class RegSeqDags<RegisterClass RC, int last_reg, int stride, int size,
int start = 0> {
dag trunc_rc = (trunc RC,
!if(!and(!eq(stride, 1), !eq(start, 0)),
!sub(!add(last_reg, 2), size),
!add(last_reg, 1)));
list<dag> ret =
!if(!lt(start, size),
!listconcat([(add (decimate (shl trunc_rc, start), stride))],
RegSeqDags<RC, last_reg, stride, size, !add(start, 1)>.ret),
[]);
}
class SIRegisterTuples<list<SubRegIndex> Indices, RegisterClass RC,
int last_reg, int stride, int size, string prefix> :
RegisterTuples<Indices,
RegSeqDags<RC, last_reg, stride, size>.ret,
RegSeqNames<last_reg, stride, size, prefix>.ret>;
//===----------------------------------------------------------------------===//
// Declarations that describe the SI registers
//===----------------------------------------------------------------------===//
class SIReg <string n, bits<16> regIdx = 0> :
Register<n> {
let Namespace = "AMDGPU";
let HWEncoding = regIdx;
}
// For register classes that use TSFlags.
class SIRegisterClass <string n, list<ValueType> rTypes, int Align, dag rList>
: RegisterClass <n, rTypes, Align, rList> {
// For vector register classes.
field bit HasVGPR = 0;
field bit HasAGPR = 0;
// These need to be kept in sync with the enum SIRCFlags.
let TSFlags{0} = HasVGPR;
let TSFlags{1} = HasAGPR;
}
multiclass SIRegLoHi16 <string n, bits<16> regIdx, bit ArtificialHigh = 1,
bit HWEncodingHigh = 0> {
// There is no special encoding for 16 bit subregs, these are not real
// registers but rather operands for instructions preserving other 16 bits
// of the result or reading just 16 bits of a 32 bit VGPR.
// It is encoded as a corresponding 32 bit register.
// Non-VGPR register classes use it as we need to have matching subregisters
// to move instructions and data between ALUs.
def _LO16 : SIReg<n#".l", regIdx> {
let HWEncoding{8} = HWEncodingHigh;
}
def _HI16 : SIReg<!if(ArtificialHigh, "", n#".h"), regIdx> {
let isArtificial = ArtificialHigh;
let HWEncoding{8} = HWEncodingHigh;
}
def "" : RegisterWithSubRegs<n, [!cast<Register>(NAME#"_LO16"),
!cast<Register>(NAME#"_HI16")]> {
let Namespace = "AMDGPU";
let SubRegIndices = [lo16, hi16];
let CoveredBySubRegs = !not(ArtificialHigh);
let HWEncoding = regIdx;
let HWEncoding{8} = HWEncodingHigh;
}
}
// Special Registers
defm VCC_LO : SIRegLoHi16<"vcc_lo", 106>;
defm VCC_HI : SIRegLoHi16<"vcc_hi", 107>;
// Pseudo-registers: Used as placeholders during isel and immediately
// replaced, never seeing the verifier.
def PRIVATE_RSRC_REG : SIReg<"private_rsrc", 0>;
def FP_REG : SIReg<"fp", 0>;
def SP_REG : SIReg<"sp", 0>;
// Pseudo-register to represent the program-counter DWARF register.
def PC_REG : SIReg<"pc", 0>, DwarfRegNum<[16, 16]> {
// There is no physical register corresponding to a "program counter", but
// we need to encode the concept in debug information in order to represent
// things like the return value in unwind information.
let isArtificial = 1;
}
// VCC for 64-bit instructions
def VCC : RegisterWithSubRegs<"vcc", [VCC_LO, VCC_HI]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = 106;
}
defm EXEC_LO : SIRegLoHi16<"exec_lo", 126>, DwarfRegNum<[1, 1]>;
defm EXEC_HI : SIRegLoHi16<"exec_hi", 127>;
def EXEC : RegisterWithSubRegs<"exec", [EXEC_LO, EXEC_HI]>, DwarfRegNum<[17, 1]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = 126;
}
// 32-bit real registers, for MC only.
// May be used with both 32-bit and 64-bit operands.
defm SRC_VCCZ : SIRegLoHi16<"src_vccz", 251>;
defm SRC_EXECZ : SIRegLoHi16<"src_execz", 252>;
defm SRC_SCC : SIRegLoHi16<"src_scc", 253>;
// 1-bit pseudo register, for codegen only.
// Should never be emitted.
def SCC : SIReg<"scc">;
defm M0 : SIRegLoHi16 <"m0", 124>;
defm SGPR_NULL : SIRegLoHi16 <"null", 125>;
defm SRC_SHARED_BASE : SIRegLoHi16<"src_shared_base", 235>;
defm SRC_SHARED_LIMIT : SIRegLoHi16<"src_shared_limit", 236>;
defm SRC_PRIVATE_BASE : SIRegLoHi16<"src_private_base", 237>;
defm SRC_PRIVATE_LIMIT : SIRegLoHi16<"src_private_limit", 238>;
defm SRC_POPS_EXITING_WAVE_ID : SIRegLoHi16<"src_pops_exiting_wave_id", 239>;
// Not addressable
def MODE : SIReg <"mode", 0>;
def LDS_DIRECT : SIReg <"src_lds_direct", 254> {
// There is no physical register corresponding to this. This is an
// encoding value in a source field, which will ultimately trigger a
// read from m0.
let isArtificial = 1;
}
defm XNACK_MASK_LO : SIRegLoHi16<"xnack_mask_lo", 104>;
defm XNACK_MASK_HI : SIRegLoHi16<"xnack_mask_hi", 105>;
def XNACK_MASK :
RegisterWithSubRegs<"xnack_mask", [XNACK_MASK_LO, XNACK_MASK_HI]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = 104;
}
// Trap handler registers
defm TBA_LO : SIRegLoHi16<"tba_lo", 108>;
defm TBA_HI : SIRegLoHi16<"tba_hi", 109>;
def TBA : RegisterWithSubRegs<"tba", [TBA_LO, TBA_HI]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = 108;
}
defm TMA_LO : SIRegLoHi16<"tma_lo", 110>;
defm TMA_HI : SIRegLoHi16<"tma_hi", 111>;
def TMA : RegisterWithSubRegs<"tma", [TMA_LO, TMA_HI]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = 110;
}
foreach Index = 0...15 in {
defm TTMP#Index#_vi : SIRegLoHi16<"ttmp"#Index, !add(112, Index)>;
defm TTMP#Index#_gfx9plus : SIRegLoHi16<"ttmp"#Index, !add(108, Index)>;
defm TTMP#Index : SIRegLoHi16<"ttmp"#Index, 0>;
}
multiclass FLAT_SCR_LOHI_m <string n, bits<16> ci_e, bits<16> vi_e> {
defm _ci : SIRegLoHi16<n, ci_e>;
defm _vi : SIRegLoHi16<n, vi_e>;
defm "" : SIRegLoHi16<n, 0>;
}
class FlatReg <Register lo, Register hi, bits<16> encoding> :
RegisterWithSubRegs<"flat_scratch", [lo, hi]> {
let Namespace = "AMDGPU";
let SubRegIndices = [sub0, sub1];
let HWEncoding = encoding;
}
defm FLAT_SCR_LO : FLAT_SCR_LOHI_m<"flat_scratch_lo", 104, 102>; // Offset in units of 256-bytes.
defm FLAT_SCR_HI : FLAT_SCR_LOHI_m<"flat_scratch_hi", 105, 103>; // Size is the per-thread scratch size, in bytes.
def FLAT_SCR_ci : FlatReg<FLAT_SCR_LO_ci, FLAT_SCR_HI_ci, 104>;
def FLAT_SCR_vi : FlatReg<FLAT_SCR_LO_vi, FLAT_SCR_HI_vi, 102>;
def FLAT_SCR : FlatReg<FLAT_SCR_LO, FLAT_SCR_HI, 0>;
// SGPR registers
foreach Index = 0...105 in {
defm SGPR#Index :
SIRegLoHi16 <"s"#Index, Index>,
DwarfRegNum<[!if(!le(Index, 63), !add(Index, 32), !add(Index, 1024)),
!if(!le(Index, 63), !add(Index, 32), !add(Index, 1024))]>;
}
// VGPR registers
foreach Index = 0...255 in {
defm VGPR#Index :
SIRegLoHi16 <"v"#Index, Index, 0, 1>,
DwarfRegNum<[!add(Index, 2560), !add(Index, 1536)]>;
}
// AccVGPR registers
foreach Index = 0...255 in {
defm AGPR#Index :
SIRegLoHi16 <"a"#Index, Index, 1, 1>,
DwarfRegNum<[!add(Index, 3072), !add(Index, 2048)]>;
}
//===----------------------------------------------------------------------===//
// Groupings using register classes and tuples
//===----------------------------------------------------------------------===//
def SCC_CLASS : RegisterClass<"AMDGPU", [i1], 1, (add SCC)> {
let CopyCost = -1;
let isAllocatable = 0;
}
def M0_CLASS : RegisterClass<"AMDGPU", [i32], 32, (add M0)> {
let CopyCost = 1;
let isAllocatable = 0;
}
def M0_CLASS_LO16 : RegisterClass<"AMDGPU", [i16, f16], 16, (add M0_LO16)> {
let CopyCost = 1;
let Size = 16;
let isAllocatable = 0;
}
// TODO: Do we need to set DwarfRegAlias on register tuples?
def SGPR_LO16 : RegisterClass<"AMDGPU", [i16, f16], 16,
(add (sequence "SGPR%u_LO16", 0, 105))> {
let AllocationPriority = 9;
let Size = 16;
let GeneratePressureSet = 0;
}
def SGPR_HI16 : RegisterClass<"AMDGPU", [i16, f16], 16,
(add (sequence "SGPR%u_HI16", 0, 105))> {
let isAllocatable = 0;
let Size = 16;
let GeneratePressureSet = 0;
}
// SGPR 32-bit registers
def SGPR_32 : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add (sequence "SGPR%u", 0, 105))> {
// Give all SGPR classes higher priority than VGPR classes, because
// we want to spill SGPRs to VGPRs.
let AllocationPriority = 9;
let GeneratePressureSet = 0;
}
// SGPR 64-bit registers
def SGPR_64Regs : SIRegisterTuples<getSubRegs<2>.ret, SGPR_32, 105, 2, 2, "s">;
// SGPR 96-bit registers. No operations use these, but for symmetry with 96-bit VGPRs.
def SGPR_96Regs : SIRegisterTuples<getSubRegs<3>.ret, SGPR_32, 105, 3, 3, "s">;
// SGPR 128-bit registers
def SGPR_128Regs : SIRegisterTuples<getSubRegs<4>.ret, SGPR_32, 105, 4, 4, "s">;
// SGPR 160-bit registers. No operations use these, but for symmetry with 160-bit VGPRs.
def SGPR_160Regs : SIRegisterTuples<getSubRegs<5>.ret, SGPR_32, 105, 4, 5, "s">;
// SGPR 192-bit registers. No operations use these, but for symmetry with 192-bit VGPRs.
def SGPR_192Regs : SIRegisterTuples<getSubRegs<6>.ret, SGPR_32, 105, 4, 6, "s">;
// SGPR 224-bit registers. No operations use these, but for symmetry with 224-bit VGPRs.
def SGPR_224Regs : SIRegisterTuples<getSubRegs<7>.ret, SGPR_32, 105, 4, 7, "s">;
// SGPR 256-bit registers
def SGPR_256Regs : SIRegisterTuples<getSubRegs<8>.ret, SGPR_32, 105, 4, 8, "s">;
// SGPR 512-bit registers
def SGPR_512Regs : SIRegisterTuples<getSubRegs<16>.ret, SGPR_32, 105, 4, 16, "s">;
// SGPR 1024-bit registers
def SGPR_1024Regs : SIRegisterTuples<getSubRegs<32>.ret, SGPR_32, 105, 4, 32, "s">;
// Trap handler TMP 32-bit registers
def TTMP_32 : RegisterClass<"AMDGPU", [i32, f32, v2i16, v2f16], 32,
(add (sequence "TTMP%u", 0, 15))> {
let isAllocatable = 0;
}
// Trap handler TMP 16-bit registers
def TTMP_LO16 : RegisterClass<"AMDGPU", [i16, f16], 16,
(add (sequence "TTMP%u_LO16", 0, 15))> {
let Size = 16;
let isAllocatable = 0;
}
// Trap handler TMP 64-bit registers
def TTMP_64Regs : SIRegisterTuples<getSubRegs<2>.ret, TTMP_32, 15, 2, 2, "ttmp">;
// Trap handler TMP 96-bit registers
def TTMP_96Regs : SIRegisterTuples<getSubRegs<3>.ret, TTMP_32, 15, 3, 3, "ttmp">;
// Trap handler TMP 128-bit registers
def TTMP_128Regs : SIRegisterTuples<getSubRegs<4>.ret, TTMP_32, 15, 4, 4, "ttmp">;
// Trap handler TMP 160-bit registers
def TTMP_160Regs : SIRegisterTuples<getSubRegs<5>.ret, TTMP_32, 15, 4, 5, "ttmp">;
// Trap handler TMP 192-bit registers
def TTMP_192Regs : SIRegisterTuples<getSubRegs<6>.ret, TTMP_32, 15, 4, 6, "ttmp">;
// Trap handler TMP 224-bit registers
def TTMP_224Regs : SIRegisterTuples<getSubRegs<7>.ret, TTMP_32, 15, 4, 7, "ttmp">;
// Trap handler TMP 256-bit registers
def TTMP_256Regs : SIRegisterTuples<getSubRegs<8>.ret, TTMP_32, 15, 4, 8, "ttmp">;
// Trap handler TMP 512-bit registers
def TTMP_512Regs : SIRegisterTuples<getSubRegs<16>.ret, TTMP_32, 15, 4, 16, "ttmp">;
class TmpRegTuplesBase<int index, int size,
list<Register> subRegs,
list<SubRegIndex> indices = getSubRegs<size>.ret,
int index1 = !add(index, size, -1),
string name = "ttmp["#index#":"#index1#"]"> :
RegisterWithSubRegs<name, subRegs> {
let HWEncoding = subRegs[0].HWEncoding;
let SubRegIndices = indices;
}
class TmpRegTuples<string tgt,
int size,
int index0,
int index1 = !add(index0, 1),
int index2 = !add(index0, !if(!eq(size, 2), 1, 2)),
int index3 = !add(index0, !if(!eq(size, 2), 1, 3)),
int index4 = !add(index0, !if(!eq(size, 8), 4, 1)),
int index5 = !add(index0, !if(!eq(size, 8), 5, 1)),
int index6 = !add(index0, !if(!eq(size, 8), 6, 1)),
int index7 = !add(index0, !if(!eq(size, 8), 7, 1)),
Register r0 = !cast<Register>("TTMP"#index0#tgt),
Register r1 = !cast<Register>("TTMP"#index1#tgt),
Register r2 = !cast<Register>("TTMP"#index2#tgt),
Register r3 = !cast<Register>("TTMP"#index3#tgt),
Register r4 = !cast<Register>("TTMP"#index4#tgt),
Register r5 = !cast<Register>("TTMP"#index5#tgt),
Register r6 = !cast<Register>("TTMP"#index6#tgt),
Register r7 = !cast<Register>("TTMP"#index7#tgt)> :
TmpRegTuplesBase<index0, size,
!if(!eq(size, 2), [r0, r1],
!if(!eq(size, 4), [r0, r1, r2, r3],
[r0, r1, r2, r3, r4, r5, r6, r7])),
getSubRegs<size>.ret>;
foreach Index = {0, 2, 4, 6, 8, 10, 12, 14} in {
def TTMP#Index#_TTMP#!add(Index,1)#_vi : TmpRegTuples<"_vi", 2, Index>;
def TTMP#Index#_TTMP#!add(Index,1)#_gfx9plus : TmpRegTuples<"_gfx9plus", 2, Index>;
}
foreach Index = {0, 4, 8, 12} in {
def TTMP#Index#_TTMP#!add(Index,1)#
_TTMP#!add(Index,2)#
_TTMP#!add(Index,3)#_vi : TmpRegTuples<"_vi", 4, Index>;
def TTMP#Index#_TTMP#!add(Index,1)#
_TTMP#!add(Index,2)#
_TTMP#!add(Index,3)#_gfx9plus : TmpRegTuples<"_gfx9plus", 4, Index>;
}
foreach Index = {0, 4, 8} in {
def TTMP#Index#_TTMP#!add(Index,1)#
_TTMP#!add(Index,2)#
_TTMP#!add(Index,3)#
_TTMP#!add(Index,4)#
_TTMP#!add(Index,5)#
_TTMP#!add(Index,6)#
_TTMP#!add(Index,7)#_vi : TmpRegTuples<"_vi", 8, Index>;
def TTMP#Index#_TTMP#!add(Index,1)#
_TTMP#!add(Index,2)#
_TTMP#!add(Index,3)#
_TTMP#!add(Index,4)#
_TTMP#!add(Index,5)#
_TTMP#!add(Index,6)#
_TTMP#!add(Index,7)#_gfx9plus : TmpRegTuples<"_gfx9plus", 8, Index>;
}
def TTMP0_TTMP1_TTMP2_TTMP3_TTMP4_TTMP5_TTMP6_TTMP7_TTMP8_TTMP9_TTMP10_TTMP11_TTMP12_TTMP13_TTMP14_TTMP15_vi :
TmpRegTuplesBase<0, 16,
[TTMP0_vi, TTMP1_vi, TTMP2_vi, TTMP3_vi,
TTMP4_vi, TTMP5_vi, TTMP6_vi, TTMP7_vi,
TTMP8_vi, TTMP9_vi, TTMP10_vi, TTMP11_vi,
TTMP12_vi, TTMP13_vi, TTMP14_vi, TTMP15_vi]>;
def TTMP0_TTMP1_TTMP2_TTMP3_TTMP4_TTMP5_TTMP6_TTMP7_TTMP8_TTMP9_TTMP10_TTMP11_TTMP12_TTMP13_TTMP14_TTMP15_gfx9plus :
TmpRegTuplesBase<0, 16,
[TTMP0_gfx9plus, TTMP1_gfx9plus, TTMP2_gfx9plus, TTMP3_gfx9plus,
TTMP4_gfx9plus, TTMP5_gfx9plus, TTMP6_gfx9plus, TTMP7_gfx9plus,
TTMP8_gfx9plus, TTMP9_gfx9plus, TTMP10_gfx9plus, TTMP11_gfx9plus,
TTMP12_gfx9plus, TTMP13_gfx9plus, TTMP14_gfx9plus, TTMP15_gfx9plus]>;
class RegisterTypes<list<ValueType> reg_types> {
list<ValueType> types = reg_types;
}
def Reg16Types : RegisterTypes<[i16, f16]>;
def Reg32Types : RegisterTypes<[i32, f32, v2i16, v2f16, p2, p3, p5, p6]>;
let HasVGPR = 1 in {
def VGPR_LO16 : SIRegisterClass<"AMDGPU", Reg16Types.types, 16,
(add (sequence "VGPR%u_LO16", 0, 255))> {
let AllocationPriority = 1;
let Size = 16;
let GeneratePressureSet = 0;
}
def VGPR_HI16 : SIRegisterClass<"AMDGPU", Reg16Types.types, 16,
(add (sequence "VGPR%u_HI16", 0, 255))> {
let AllocationPriority = 1;
let Size = 16;
let GeneratePressureSet = 0;
}
// VGPR 32-bit registers
// i16/f16 only on VI+
def VGPR_32 : SIRegisterClass<"AMDGPU", !listconcat(Reg32Types.types, Reg16Types.types), 32,
(add (sequence "VGPR%u", 0, 255))> {
let AllocationPriority = 1;
let Size = 32;
let Weight = 1;
}
} // End HasVGPR = 1
// VGPR 64-bit registers
def VGPR_64 : SIRegisterTuples<getSubRegs<2>.ret, VGPR_32, 255, 1, 2, "v">;
// VGPR 96-bit registers
def VGPR_96 : SIRegisterTuples<getSubRegs<3>.ret, VGPR_32, 255, 1, 3, "v">;
// VGPR 128-bit registers
def VGPR_128 : SIRegisterTuples<getSubRegs<4>.ret, VGPR_32, 255, 1, 4, "v">;
// VGPR 160-bit registers
def VGPR_160 : SIRegisterTuples<getSubRegs<5>.ret, VGPR_32, 255, 1, 5, "v">;
// VGPR 192-bit registers
def VGPR_192 : SIRegisterTuples<getSubRegs<6>.ret, VGPR_32, 255, 1, 6, "v">;
// VGPR 224-bit registers
def VGPR_224 : SIRegisterTuples<getSubRegs<7>.ret, VGPR_32, 255, 1, 7, "v">;
// VGPR 256-bit registers
def VGPR_256 : SIRegisterTuples<getSubRegs<8>.ret, VGPR_32, 255, 1, 8, "v">;
// VGPR 512-bit registers
def VGPR_512 : SIRegisterTuples<getSubRegs<16>.ret, VGPR_32, 255, 1, 16, "v">;
// VGPR 1024-bit registers
def VGPR_1024 : SIRegisterTuples<getSubRegs<32>.ret, VGPR_32, 255, 1, 32, "v">;
let HasAGPR = 1 in {
def AGPR_LO16 : SIRegisterClass<"AMDGPU", Reg16Types.types, 16,
(add (sequence "AGPR%u_LO16", 0, 255))> {
let isAllocatable = 0;
let Size = 16;
let GeneratePressureSet = 0;
}
// AccVGPR 32-bit registers
def AGPR_32 : SIRegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add (sequence "AGPR%u", 0, 255))> {
let AllocationPriority = 1;
let Size = 32;
let Weight = 1;
}
} // End HasAGPR = 1
// AGPR 64-bit registers
def AGPR_64 : SIRegisterTuples<getSubRegs<2>.ret, AGPR_32, 255, 1, 2, "a">;
// AGPR 96-bit registers
def AGPR_96 : SIRegisterTuples<getSubRegs<3>.ret, AGPR_32, 255, 1, 3, "a">;
// AGPR 128-bit registers
def AGPR_128 : SIRegisterTuples<getSubRegs<4>.ret, AGPR_32, 255, 1, 4, "a">;
// AGPR 160-bit registers
def AGPR_160 : SIRegisterTuples<getSubRegs<5>.ret, AGPR_32, 255, 1, 5, "a">;
// AGPR 192-bit registers
def AGPR_192 : SIRegisterTuples<getSubRegs<6>.ret, AGPR_32, 255, 1, 6, "a">;
// AGPR 224-bit registers
def AGPR_224 : SIRegisterTuples<getSubRegs<7>.ret, AGPR_32, 255, 1, 7, "a">;
// AGPR 256-bit registers
def AGPR_256 : SIRegisterTuples<getSubRegs<8>.ret, AGPR_32, 255, 1, 8, "a">;
// AGPR 512-bit registers
def AGPR_512 : SIRegisterTuples<getSubRegs<16>.ret, AGPR_32, 255, 1, 16, "a">;
// AGPR 1024-bit registers
def AGPR_1024 : SIRegisterTuples<getSubRegs<32>.ret, AGPR_32, 255, 1, 32, "a">;
//===----------------------------------------------------------------------===//
// Register classes used as source and destination
//===----------------------------------------------------------------------===//
def Pseudo_SReg_32 : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add FP_REG, SP_REG)> {
let isAllocatable = 0;
let CopyCost = -1;
}
def Pseudo_SReg_128 : RegisterClass<"AMDGPU", [v4i32, v2i64, v2f64], 32,
(add PRIVATE_RSRC_REG)> {
let isAllocatable = 0;
let CopyCost = -1;
}
def LDS_DIRECT_CLASS : RegisterClass<"AMDGPU", [i32], 32,
(add LDS_DIRECT)> {
let isAllocatable = 0;
let CopyCost = -1;
}
let GeneratePressureSet = 0 in {
// Subset of SReg_32 without M0 for SMRD instructions and alike.
// See comments in SIInstructions.td for more info.
def SReg_32_XM0_XEXEC : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16, i1], 32,
(add SGPR_32, VCC_LO, VCC_HI, FLAT_SCR_LO, FLAT_SCR_HI, XNACK_MASK_LO, XNACK_MASK_HI,
SGPR_NULL, TTMP_32, TMA_LO, TMA_HI, TBA_LO, TBA_HI, SRC_SHARED_BASE, SRC_SHARED_LIMIT,
SRC_PRIVATE_BASE, SRC_PRIVATE_LIMIT, SRC_POPS_EXITING_WAVE_ID,
SRC_VCCZ, SRC_EXECZ, SRC_SCC)> {
let AllocationPriority = 10;
}
def SReg_LO16_XM0_XEXEC : RegisterClass<"AMDGPU", [i16, f16], 16,
(add SGPR_LO16, VCC_LO_LO16, VCC_HI_LO16, FLAT_SCR_LO_LO16, FLAT_SCR_HI_LO16,
XNACK_MASK_LO_LO16, XNACK_MASK_HI_LO16, SGPR_NULL_LO16, TTMP_LO16, TMA_LO_LO16,
TMA_HI_LO16, TBA_LO_LO16, TBA_HI_LO16, SRC_SHARED_BASE_LO16,
SRC_SHARED_LIMIT_LO16, SRC_PRIVATE_BASE_LO16, SRC_PRIVATE_LIMIT_LO16,
SRC_POPS_EXITING_WAVE_ID_LO16, SRC_VCCZ_LO16, SRC_EXECZ_LO16, SRC_SCC_LO16)> {
let Size = 16;
let AllocationPriority = 10;
}
def SReg_32_XEXEC_HI : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16, i1], 32,
(add SReg_32_XM0_XEXEC, EXEC_LO, M0_CLASS)> {
let AllocationPriority = 10;
}
def SReg_LO16_XEXEC_HI : RegisterClass<"AMDGPU", [i16, f16], 16,
(add SReg_LO16_XM0_XEXEC, EXEC_LO_LO16, M0_CLASS_LO16)> {
let Size = 16;
let AllocationPriority = 10;
}
def SReg_32_XM0 : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16, i1], 32,
(add SReg_32_XM0_XEXEC, EXEC_LO, EXEC_HI)> {
let AllocationPriority = 10;
}
def SReg_LO16_XM0 : RegisterClass<"AMDGPU", [i16, f16], 16,
(add SReg_LO16_XM0_XEXEC, EXEC_LO_LO16, EXEC_HI_LO16)> {
let Size = 16;
let AllocationPriority = 10;
}
def SReg_LO16 : RegisterClass<"AMDGPU", [i16, f16], 16,
(add SGPR_LO16, SReg_LO16_XM0, M0_CLASS_LO16, EXEC_LO_LO16, EXEC_HI_LO16, SReg_LO16_XEXEC_HI)> {
let Size = 16;
let AllocationPriority = 10;
}
} // End GeneratePressureSet = 0
// Register class for all scalar registers (SGPRs + Special Registers)
def SReg_32 : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16, i1], 32,
(add SReg_32_XM0, M0_CLASS, EXEC_LO, EXEC_HI, SReg_32_XEXEC_HI)> {
let AllocationPriority = 10;
}
let GeneratePressureSet = 0 in {
def SRegOrLds_32 : RegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add SReg_32, LDS_DIRECT_CLASS)> {
let isAllocatable = 0;
}
def SGPR_64 : RegisterClass<"AMDGPU", [v2i32, i64, v2f32, f64, v4i16, v4f16], 32,
(add SGPR_64Regs)> {
let CopyCost = 1;
let AllocationPriority = 11;
}
// CCR (call clobbered registers) SGPR 64-bit registers
def CCR_SGPR_64 : RegisterClass<"AMDGPU", SGPR_64.RegTypes, 32,
(add (trunc SGPR_64, 16))> {
let CopyCost = SGPR_64.CopyCost;
let AllocationPriority = SGPR_64.AllocationPriority;
}
// Call clobbered 64-bit SGPRs for AMDGPU_Gfx CC
def Gfx_CCR_SGPR_64 : RegisterClass<"AMDGPU", SGPR_64.RegTypes, 32,
(add (trunc (shl SGPR_64, 15), 1), // s[30:31]
(trunc (shl SGPR_64, 18), 14))> { // s[36:37]-s[s62:63]
let CopyCost = SGPR_64.CopyCost;
let AllocationPriority = SGPR_64.AllocationPriority;
}
def TTMP_64 : RegisterClass<"AMDGPU", [v2i32, i64, f64, v4i16, v4f16], 32,
(add TTMP_64Regs)> {
let isAllocatable = 0;
}
def SReg_64_XEXEC : RegisterClass<"AMDGPU", [v2i32, i64, v2f32, f64, i1, v4i16, v4f16], 32,
(add SGPR_64, VCC, FLAT_SCR, XNACK_MASK, TTMP_64, TBA, TMA)> {
let CopyCost = 1;
let AllocationPriority = 13;
}
def SReg_64 : RegisterClass<"AMDGPU", [v2i32, i64, v2f32, f64, i1, v4i16, v4f16], 32,
(add SReg_64_XEXEC, EXEC)> {
let CopyCost = 1;
let AllocationPriority = 13;
}
def SReg_1_XEXEC : RegisterClass<"AMDGPU", [i1], 32,
(add SReg_64_XEXEC, SReg_32_XM0_XEXEC)> {
let CopyCost = 1;
let isAllocatable = 0;
}
def SReg_1 : RegisterClass<"AMDGPU", [i1], 32,
(add SReg_1_XEXEC, EXEC, EXEC_LO)> {
let CopyCost = 1;
let isAllocatable = 0;
}
multiclass SRegClass<int numRegs, int priority,
list<ValueType> regTypes,
SIRegisterTuples regList,
SIRegisterTuples ttmpList = regList,
int copyCost = !sra(!add(numRegs, 1), 1)> {
defvar hasTTMP = !ne(regList, ttmpList);
defvar suffix = !cast<string>(!mul(numRegs, 32));
defvar sgprName = !strconcat("SGPR_", suffix);
defvar ttmpName = !strconcat("TTMP_", suffix);
let AllocationPriority = priority, CopyCost = copyCost in {
def "" # sgprName : RegisterClass<"AMDGPU", regTypes, 32, (add regList)> {
}
if hasTTMP then {
def "" # ttmpName : RegisterClass<"AMDGPU", regTypes, 32, (add ttmpList)> {
let isAllocatable = 0;
}
}
def SReg_ # suffix :
RegisterClass<"AMDGPU", regTypes, 32,
!con(!dag(add, [!cast<RegisterClass>(sgprName)], ["sgpr"]),
!if(hasTTMP,
!dag(add, [!cast<RegisterClass>(ttmpName)], ["ttmp"]),
(add)))> {
let isAllocatable = 0;
}
}
}
defm "" : SRegClass<3, 14, [v3i32, v3f32], SGPR_96Regs, TTMP_96Regs>;
defm "" : SRegClass<4, 15, [v4i32, v4f32, v2i64], SGPR_128Regs, TTMP_128Regs>;
defm "" : SRegClass<5, 16, [v5i32, v5f32], SGPR_160Regs, TTMP_160Regs>;
defm "" : SRegClass<6, 17, [v6i32, v6f32, v3i64, v3f64], SGPR_192Regs, TTMP_192Regs>;
defm "" : SRegClass<7, 18, [v7i32, v7f32], SGPR_224Regs, TTMP_224Regs>;
defm "" : SRegClass<8, 19, [v8i32, v8f32, v4i64, v4f64], SGPR_256Regs, TTMP_256Regs>;
defm "" : SRegClass<16, 20, [v16i32, v16f32, v8i64, v8f64], SGPR_512Regs, TTMP_512Regs>;
defm "" : SRegClass<32, 21, [v32i32, v32f32, v16i64, v16f64], SGPR_1024Regs>;
def VRegOrLds_32 : SIRegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add VGPR_32, LDS_DIRECT_CLASS)> {
let isAllocatable = 0;
let HasVGPR = 1;
}
// Register class for all vector registers (VGPRs + Interpolation Registers)
class VRegClassBase<int numRegs, list<ValueType> regTypes, dag regList> :
SIRegisterClass<"AMDGPU", regTypes, 32, regList> {
let Size = !mul(numRegs, 32);
// Requires n v_mov_b32 to copy
let CopyCost = numRegs;
let AllocationPriority = numRegs;
let Weight = numRegs;
}
// Define a register tuple class, along with one requiring an even
// aligned base register.
multiclass VRegClass<int numRegs, list<ValueType> regTypes, dag regList> {
let HasVGPR = 1 in {
// Define the regular class.
def "" : VRegClassBase<numRegs, regTypes, regList>;
// Define 2-aligned variant
def _Align2 : VRegClassBase<numRegs, regTypes, (decimate regList, 2)>;
}
}
defm VReg_64 : VRegClass<2, [i64, f64, v2i32, v2f32, v4f16, v4i16, p0, p1, p4],
(add VGPR_64)>;
defm VReg_96 : VRegClass<3, [v3i32, v3f32], (add VGPR_96)>;
defm VReg_128 : VRegClass<4, [v4i32, v4f32, v2i64, v2f64], (add VGPR_128)>;
defm VReg_160 : VRegClass<5, [v5i32, v5f32], (add VGPR_160)>;
defm VReg_192 : VRegClass<6, [v6i32, v6f32, v3i64, v3f64], (add VGPR_192)>;
defm VReg_224 : VRegClass<7, [v7i32, v7f32], (add VGPR_224)>;
defm VReg_256 : VRegClass<8, [v8i32, v8f32, v4i64, v4f64], (add VGPR_256)>;
defm VReg_512 : VRegClass<16, [v16i32, v16f32, v8i64, v8f64], (add VGPR_512)>;
defm VReg_1024 : VRegClass<32, [v32i32, v32f32, v16i64, v16f64], (add VGPR_1024)>;
multiclass ARegClass<int numRegs, list<ValueType> regTypes, dag regList> {
let CopyCost = !add(numRegs, numRegs, 1), HasAGPR = 1 in {
// Define the regular class.
def "" : VRegClassBase<numRegs, regTypes, regList>;
// Define 2-aligned variant
def _Align2 : VRegClassBase<numRegs, regTypes, (decimate regList, 2)>;
}
}
defm AReg_64 : ARegClass<2, [i64, f64, v2i32, v2f32, v4f16, v4i16],
(add AGPR_64)>;
defm AReg_96 : ARegClass<3, [v3i32, v3f32], (add AGPR_96)>;
defm AReg_128 : ARegClass<4, [v4i32, v4f32, v2i64, v2f64], (add AGPR_128)>;
defm AReg_160 : ARegClass<5, [v5i32, v5f32], (add AGPR_160)>;
defm AReg_192 : ARegClass<6, [v6i32, v6f32, v3i64, v3f64], (add AGPR_192)>;
defm AReg_224 : ARegClass<7, [v7i32, v7f32], (add AGPR_224)>;
defm AReg_256 : ARegClass<8, [v8i32, v8f32, v4i64, v4f64], (add AGPR_256)>;
defm AReg_512 : ARegClass<16, [v16i32, v16f32, v8i64, v8f64], (add AGPR_512)>;
defm AReg_1024 : ARegClass<32, [v32i32, v32f32, v16i64, v16f64], (add AGPR_1024)>;
} // End GeneratePressureSet = 0
// This is not a real register. This is just to have a register to add
// to VReg_1 that does not alias any real register that would
// introduce inferred register classes.
def ARTIFICIAL_VGPR : SIReg <"invalid vgpr", 0> {
let isArtificial = 1;
}
let GeneratePressureSet = 0 in {
// FIXME: Should specify an empty set for this. No register should
// ever be allocated using VReg_1. This is a hack for SelectionDAG
// that should always be lowered by SILowerI1Copies. TableGen crashes
// on an empty register set, but also sorts register classes based on
// the number of registerss in them. Add only one register so this is
// sorted to the end and not preferred over VGPR_32.
def VReg_1 : SIRegisterClass<"AMDGPU", [i1], 32, (add ARTIFICIAL_VGPR)> {
let Size = 1;
let HasVGPR = 1;
}
def VS_32 : SIRegisterClass<"AMDGPU", [i32, f32, i16, f16, v2i16, v2f16], 32,
(add VGPR_32, SReg_32, LDS_DIRECT_CLASS)> {
let isAllocatable = 0;
let HasVGPR = 1;
}
def VS_64 : SIRegisterClass<"AMDGPU", [i64, f64, v2f32], 32, (add VReg_64, SReg_64)> {
let isAllocatable = 0;
let HasVGPR = 1;
}
def AV_32 : SIRegisterClass<"AMDGPU", VGPR_32.RegTypes, 32, (add VGPR_32, AGPR_32)> {
let HasVGPR = 1;
let HasAGPR = 1;
}
} // End GeneratePressureSet = 0
// Define a register tuple class, along with one requiring an even
// aligned base register.
multiclass AVRegClass<int numRegs, list<ValueType> regTypes,
dag vregList, dag aregList> {
let HasVGPR = 1, HasAGPR = 1 in {
// Define the regular class.
def "" : VRegClassBase<numRegs, regTypes, (add vregList, aregList)>;
// Define 2-aligned variant
def _Align2 : VRegClassBase<numRegs, regTypes,
(add (decimate vregList, 2),
(decimate aregList, 2))>;
}
}
defm AV_64 : AVRegClass<2, VReg_64.RegTypes, (add VGPR_64), (add AGPR_64)>;
defm AV_96 : AVRegClass<3, VReg_96.RegTypes, (add VGPR_96), (add AGPR_96)>;
defm AV_128 : AVRegClass<4, VReg_128.RegTypes, (add VGPR_128), (add AGPR_128)>;
defm AV_160 : AVRegClass<5, VReg_160.RegTypes, (add VGPR_160), (add AGPR_160)>;
defm AV_192 : AVRegClass<6, VReg_160.RegTypes, (add VGPR_192), (add AGPR_192)>;
defm AV_224 : AVRegClass<7, VReg_160.RegTypes, (add VGPR_224), (add AGPR_224)>;
defm AV_256 : AVRegClass<8, VReg_160.RegTypes, (add VGPR_256), (add AGPR_256)>;
defm AV_512 : AVRegClass<16, VReg_160.RegTypes, (add VGPR_512), (add AGPR_512)>;
defm AV_1024 : AVRegClass<32, VReg_160.RegTypes, (add VGPR_1024), (add AGPR_1024)>;
//===----------------------------------------------------------------------===//
// Register operands
//===----------------------------------------------------------------------===//
class RegImmMatcher<string name> : AsmOperandClass {
let Name = name;
let RenderMethod = "addRegOrImmOperands";
}
multiclass SIRegOperand32 <string rc, string MatchName, string opType,
string rc_suffix = "_32"> {
let OperandNamespace = "AMDGPU" in {
def _b16 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_INT16";
let ParserMatchClass = RegImmMatcher<MatchName#"B16">;
let DecoderMethod = "decodeOperand_VSrc16";
}
def _f16 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_FP16";
let ParserMatchClass = RegImmMatcher<MatchName#"F16">;
let DecoderMethod = "decodeOperand_" # rc # "_16";
}
def _b32 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_INT32";
let ParserMatchClass = RegImmMatcher<MatchName#"B32">;
let DecoderMethod = "decodeOperand_" # rc # rc_suffix;
}
def _f32 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_FP32";
let ParserMatchClass = RegImmMatcher<MatchName#"F32">;
let DecoderMethod = "decodeOperand_" # rc # rc_suffix;
}
def _v2b16 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_V2INT16";
let ParserMatchClass = RegImmMatcher<MatchName#"V2B16">;
let DecoderMethod = "decodeOperand_VSrcV216";
}
def _v2f16 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_V2FP16";
let ParserMatchClass = RegImmMatcher<MatchName#"V2F16">;
let DecoderMethod = "decodeOperand_VSrcV216";
}
}
}
multiclass SIRegOperand64 <string rc, string MatchName, string opType,
string rc_suffix = "_64", bit Vectors = 1> {
let OperandNamespace = "AMDGPU" in {
def _b64 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_INT64";
let ParserMatchClass = RegImmMatcher<MatchName#"B64">;
}
def _f64 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_FP64";
let ParserMatchClass = RegImmMatcher<MatchName#"F64">;
}
if Vectors then
def _v2f32 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_V2FP32";
let ParserMatchClass = RegImmMatcher<MatchName#"V2FP32">;
let DecoderMethod = "decodeOperand_VSrcV232";
}
if Vectors then
def _v2b32 : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_V2INT32";
let ParserMatchClass = RegImmMatcher<MatchName#"V2INT32">;
let DecoderMethod = "decodeOperand_VSrcV232";
}
}
}
multiclass SIRegOperand <string rc, string MatchName, string opType> :
SIRegOperand32<rc, MatchName, opType>,
SIRegOperand64<rc, MatchName, opType>;
// FIXME: 64-bit sources can sometimes use 32-bit constants.
multiclass RegImmOperand <string rc, string MatchName>
: SIRegOperand<rc, MatchName, "OPERAND_REG_IMM">;
multiclass RegInlineOperand <string rc, string MatchName>
: SIRegOperand<rc, MatchName, "OPERAND_REG_INLINE_C">;
multiclass RegInlineOperand32 <string rc, string MatchName,
string rc_suffix = "_32">
: SIRegOperand32<rc, MatchName, "OPERAND_REG_INLINE_C", rc_suffix>;
multiclass RegInlineOperand64 <string rc, string MatchName,
string rc_suffix = "_64">
: SIRegOperand64<rc, MatchName, "OPERAND_REG_INLINE_C", rc_suffix>;
multiclass RegInlineOperandAC <string rc, string MatchName,
string rc_suffix = "_32">
: SIRegOperand32<rc, MatchName, "OPERAND_REG_INLINE_AC", rc_suffix>;
multiclass RegInlineOperandAC64 <string rc, string MatchName,
string rc_suffix = "_64">
: SIRegOperand64<rc, MatchName, "OPERAND_REG_INLINE_AC", rc_suffix, 0>;
//===----------------------------------------------------------------------===//
// SSrc_* Operands with an SGPR or a 32-bit immediate
//===----------------------------------------------------------------------===//
defm SSrc : RegImmOperand<"SReg", "SSrc">;
def SSrcOrLds_b32 : RegisterOperand<SRegOrLds_32> {
let OperandNamespace = "AMDGPU";
let OperandType = "OPERAND_REG_IMM_INT32";
let ParserMatchClass = RegImmMatcher<"SSrcOrLdsB32">;
}
//===----------------------------------------------------------------------===//
// SCSrc_* Operands with an SGPR or a inline constant
//===----------------------------------------------------------------------===//
defm SCSrc : RegInlineOperand<"SReg", "SCSrc"> ;
//===----------------------------------------------------------------------===//
// VSrc_* Operands with an SGPR, VGPR or a 32-bit immediate
//===----------------------------------------------------------------------===//
defm VSrc : RegImmOperand<"VS", "VSrc">;
def VSrc_128 : RegisterOperand<VReg_128> {
let DecoderMethod = "DecodeVS_128RegisterClass";
}
//===----------------------------------------------------------------------===//
// VSrc_*_Deferred Operands with an SGPR, VGPR or a 32-bit immediate for use
// with FMAMK/FMAAK
//===----------------------------------------------------------------------===//
multiclass SIRegOperand32_Deferred <string rc, string MatchName, string opType,
string rc_suffix = "_32"> {
let OperandNamespace = "AMDGPU" in {
def _f16_Deferred : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_FP16_DEFERRED";
let ParserMatchClass = RegImmMatcher<MatchName#"F16">;
let DecoderMethod = "decodeOperand_" # rc # "_16_Deferred";
}
def _f32_Deferred : RegisterOperand<!cast<RegisterClass>(rc#rc_suffix)> {
let OperandType = opType#"_FP32_DEFERRED";
let ParserMatchClass = RegImmMatcher<MatchName#"F32">;
let DecoderMethod = "decodeOperand_" # rc # "_32_Deferred";
}
}
}
defm VSrc : SIRegOperand32_Deferred<"VS", "VSrc", "OPERAND_REG_IMM">;
//===----------------------------------------------------------------------===//
// VRegSrc_* Operands with a VGPR
//===----------------------------------------------------------------------===//
// This is for operands with the enum(9), VSrc encoding restriction,
// but only allows VGPRs.
def VRegSrc_32 : RegisterOperand<VGPR_32> {
//let ParserMatchClass = RegImmMatcher<"VRegSrc32">;
let DecoderMethod = "DecodeVS_32RegisterClass";
}
//===----------------------------------------------------------------------===//
// ASrc_* Operands with an AccVGPR
//===----------------------------------------------------------------------===//
def ARegSrc_32 : RegisterOperand<AGPR_32> {
let DecoderMethod = "DecodeAGPR_32RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
//===----------------------------------------------------------------------===//
// VCSrc_* Operands with an SGPR, VGPR or an inline constant
//===----------------------------------------------------------------------===//
defm VCSrc : RegInlineOperand<"VS", "VCSrc">;
//===----------------------------------------------------------------------===//
// VISrc_* Operands with a VGPR or an inline constant
//===----------------------------------------------------------------------===//
defm VISrc : RegInlineOperand32<"VGPR", "VISrc">;
let DecoderMethod = "decodeOperand_VReg_64" in
defm VISrc_64 : RegInlineOperand64<"VReg", "VISrc_64", "_64">;
defm VISrc_128 : RegInlineOperandAC<"VReg", "VISrc_128", "_128">;
let DecoderMethod = "decodeOperand_VReg_256" in
defm VISrc_256 : RegInlineOperand64<"VReg", "VISrc_256", "_256">;
defm VISrc_512 : RegInlineOperandAC<"VReg", "VISrc_512", "_512">;
defm VISrc_1024 : RegInlineOperandAC<"VReg", "VISrc_1024", "_1024">;
//===----------------------------------------------------------------------===//
// AVSrc_* Operands with an AGPR or VGPR
//===----------------------------------------------------------------------===//
def AVSrc_32 : RegisterOperand<AV_32> {
let DecoderMethod = "DecodeAV_32RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVSrc_64 : RegisterOperand<AV_64> {
let DecoderMethod = "DecodeAV_64RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVLdSt_32 : RegisterOperand<AV_32> {
let DecoderMethod = "DecodeAVLdSt_32RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVLdSt_64 : RegisterOperand<AV_64> {
let DecoderMethod = "DecodeAVLdSt_64RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVLdSt_96 : RegisterOperand<AV_96> {
let DecoderMethod = "DecodeAVLdSt_96RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVLdSt_128 : RegisterOperand<AV_128> {
let DecoderMethod = "DecodeAVLdSt_128RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
def AVLdSt_160 : RegisterOperand<AV_160> {
let DecoderMethod = "DecodeAVLdSt_160RegisterClass";
let EncoderMethod = "getAVOperandEncoding";
}
//===----------------------------------------------------------------------===//
// ACSrc_* Operands with an AGPR or an inline constant
//===----------------------------------------------------------------------===//
defm AISrc : RegInlineOperandAC<"AGPR", "AISrc">;
defm AISrc_128 : RegInlineOperandAC<"AReg", "AISrc_128", "_128">;
defm AISrc_512 : RegInlineOperandAC<"AReg", "AISrc_512", "_512">;
defm AISrc_1024 : RegInlineOperandAC<"AReg", "AISrc_1024", "_1024">;
let DecoderMethod = "decodeOperand_AReg_64" in
defm AISrc_64 : RegInlineOperandAC64<"AReg", "AISrc_64", "_64">;
let DecoderMethod = "decodeOperand_AReg_256" in
defm AISrc_256 : RegInlineOperandAC64<"AReg", "AISrc_256", "_256">;