template = """\ /* * Copyright (c) 2019 Valve Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. * * This file was generated by aco_builder_h.py */ #ifndef _ACO_BUILDER_ #define _ACO_BUILDER_ #include "aco_ir.h" #include "util/u_math.h" #include "util/bitscan.h" namespace aco { enum dpp_ctrl { _dpp_quad_perm = 0x000, _dpp_row_sl = 0x100, _dpp_row_sr = 0x110, _dpp_row_rr = 0x120, dpp_wf_sl1 = 0x130, dpp_wf_rl1 = 0x134, dpp_wf_sr1 = 0x138, dpp_wf_rr1 = 0x13C, dpp_row_mirror = 0x140, dpp_row_half_mirror = 0x141, dpp_row_bcast15 = 0x142, dpp_row_bcast31 = 0x143 }; inline dpp_ctrl dpp_quad_perm(unsigned lane0, unsigned lane1, unsigned lane2, unsigned lane3) { assert(lane0 < 4 && lane1 < 4 && lane2 < 4 && lane3 < 4); return (dpp_ctrl)(lane0 | (lane1 << 2) | (lane2 << 4) | (lane3 << 6)); } inline dpp_ctrl dpp_row_sl(unsigned amount) { assert(amount > 0 && amount < 16); return (dpp_ctrl)(((unsigned) _dpp_row_sl) | amount); } inline dpp_ctrl dpp_row_sr(unsigned amount) { assert(amount > 0 && amount < 16); return (dpp_ctrl)(((unsigned) _dpp_row_sr) | amount); } inline unsigned ds_pattern_bitmode(unsigned and_mask, unsigned or_mask, unsigned xor_mask) { assert(and_mask < 32 && or_mask < 32 && xor_mask < 32); return and_mask | (or_mask << 5) | (xor_mask << 10); } aco_ptr create_s_mov(Definition dst, Operand src); class Builder { public: struct Result { Instruction *instr; Result(Instruction *instr) : instr(instr) {} operator Instruction *() const { return instr; } operator Temp() const { return instr->definitions[0].getTemp(); } operator Operand() const { return Operand((Temp)*this); } Definition& def(unsigned index) const { return instr->definitions[index]; } aco_ptr get_ptr() const { return aco_ptr(instr); } }; struct Op { Operand op; Op(Temp tmp) : op(tmp) {} Op(Operand op_) : op(op_) {} Op(Result res) : op((Temp)res) {} }; enum WaveSpecificOpcode { s_cselect = (unsigned) aco_opcode::s_cselect_b64, s_cmp_lg = (unsigned) aco_opcode::s_cmp_lg_u64, s_and = (unsigned) aco_opcode::s_and_b64, s_andn2 = (unsigned) aco_opcode::s_andn2_b64, s_or = (unsigned) aco_opcode::s_or_b64, s_orn2 = (unsigned) aco_opcode::s_orn2_b64, s_not = (unsigned) aco_opcode::s_not_b64, s_mov = (unsigned) aco_opcode::s_mov_b64, s_wqm = (unsigned) aco_opcode::s_wqm_b64, s_and_saveexec = (unsigned) aco_opcode::s_and_saveexec_b64, s_or_saveexec = (unsigned) aco_opcode::s_or_saveexec_b64, s_xnor = (unsigned) aco_opcode::s_xnor_b64, s_xor = (unsigned) aco_opcode::s_xor_b64, s_bcnt1_i32 = (unsigned) aco_opcode::s_bcnt1_i32_b64, s_bitcmp1 = (unsigned) aco_opcode::s_bitcmp1_b64, s_ff1_i32 = (unsigned) aco_opcode::s_ff1_i32_b64, }; Program *program; bool use_iterator; bool start; // only when use_iterator == false RegClass lm; std::vector> *instructions; std::vector>::iterator it; Builder(Program *pgm) : program(pgm), use_iterator(false), start(false), lm(pgm->lane_mask), instructions(NULL) {} Builder(Program *pgm, Block *block) : program(pgm), use_iterator(false), start(false), lm(pgm ? pgm->lane_mask : s2), instructions(&block->instructions) {} Builder(Program *pgm, std::vector> *instrs) : program(pgm), use_iterator(false), start(false), lm(pgm ? pgm->lane_mask : s2), instructions(instrs) {} void moveEnd(Block *block) { instructions = &block->instructions; } void reset() { use_iterator = false; start = false; instructions = NULL; } void reset(Block *block) { use_iterator = false; start = false; instructions = &block->instructions; } void reset(std::vector> *instrs) { use_iterator = false; start = false; instructions = instrs; } void reset(std::vector> *instrs, std::vector>::iterator instr_it) { use_iterator = true; start = false; instructions = instrs; it = instr_it; } Result insert(aco_ptr instr) { Instruction *instr_ptr = instr.get(); if (instructions) { if (use_iterator) { it = instructions->emplace(it, std::move(instr)); it = std::next(it); } else if (!start) { instructions->emplace_back(std::move(instr)); } else { instructions->emplace(instructions->begin(), std::move(instr)); } } return Result(instr_ptr); } Result insert(Instruction* instr) { if (instructions) { if (use_iterator) { it = instructions->emplace(it, aco_ptr(instr)); it = std::next(it); } else if (!start) { instructions->emplace_back(aco_ptr(instr)); } else { instructions->emplace(instructions->begin(), aco_ptr(instr)); } } return Result(instr); } Temp tmp(RegClass rc) { return (Temp){program->allocateId(), rc}; } Temp tmp(RegType type, unsigned size) { return (Temp){program->allocateId(), RegClass(type, size)}; } Definition def(RegClass rc) { return Definition((Temp){program->allocateId(), rc}); } Definition def(RegType type, unsigned size) { return Definition((Temp){program->allocateId(), RegClass(type, size)}); } Definition def(RegClass rc, PhysReg reg) { return Definition(program->allocateId(), reg, rc); } inline aco_opcode w64or32(WaveSpecificOpcode opcode) const { if (program->wave_size == 64) return (aco_opcode) opcode; switch (opcode) { case s_cselect: return aco_opcode::s_cselect_b32; case s_cmp_lg: return aco_opcode::s_cmp_lg_u32; case s_and: return aco_opcode::s_and_b32; case s_andn2: return aco_opcode::s_andn2_b32; case s_or: return aco_opcode::s_or_b32; case s_orn2: return aco_opcode::s_orn2_b32; case s_not: return aco_opcode::s_not_b32; case s_mov: return aco_opcode::s_mov_b32; case s_wqm: return aco_opcode::s_wqm_b32; case s_and_saveexec: return aco_opcode::s_and_saveexec_b32; case s_or_saveexec: return aco_opcode::s_or_saveexec_b32; case s_xnor: return aco_opcode::s_xnor_b32; case s_xor: return aco_opcode::s_xor_b32; case s_bcnt1_i32: return aco_opcode::s_bcnt1_i32_b32; case s_bitcmp1: return aco_opcode::s_bitcmp1_b32; case s_ff1_i32: return aco_opcode::s_ff1_i32_b32; default: unreachable("Unsupported wave specific opcode."); } } % for fixed in ['m0', 'vcc', 'exec', 'scc']: Operand ${fixed}(Temp tmp) { % if fixed == 'vcc' or fixed == 'exec': assert(tmp.regClass() == lm); % endif Operand op(tmp); op.setFixed(aco::${fixed}); return op; } Definition ${fixed}(Definition def) { % if fixed == 'vcc' or fixed == 'exec': assert(def.regClass() == lm); % endif def.setFixed(aco::${fixed}); return def; } Definition hint_${fixed}(Definition def) { % if fixed == 'vcc' or fixed == 'exec': assert(def.regClass() == lm); % endif def.setHint(aco::${fixed}); return def; } % endfor /* hand-written helpers */ Temp as_uniform(Op op) { assert(op.op.isTemp()); if (op.op.getTemp().type() == RegType::vgpr) return pseudo(aco_opcode::p_as_uniform, def(RegType::sgpr, op.op.size()), op); else return op.op.getTemp(); } Result v_mul_imm(Definition dst, Temp tmp, uint32_t imm, bool bits24=false) { assert(tmp.type() == RegType::vgpr); if (imm == 0) { return vop1(aco_opcode::v_mov_b32, dst, Operand(0u)); } else if (imm == 1) { return copy(dst, Operand(tmp)); } else if (util_is_power_of_two_or_zero(imm)) { return vop2(aco_opcode::v_lshlrev_b32, dst, Operand((uint32_t)ffs(imm) - 1u), tmp); } else if (bits24) { return vop2(aco_opcode::v_mul_u32_u24, dst, Operand(imm), tmp); } else { Temp imm_tmp = copy(def(v1), Operand(imm)); return vop3(aco_opcode::v_mul_lo_u32, dst, imm_tmp, tmp); } } Result v_mul24_imm(Definition dst, Temp tmp, uint32_t imm) { return v_mul_imm(dst, tmp, imm, true); } Result copy(Definition dst, Op op_) { Operand op = op_.op; if (dst.regClass() == s1 && op.size() == 1 && op.isLiteral()) { uint32_t imm = op.constantValue(); if (imm == 0x3e22f983) { if (program->chip_class >= GFX8) op.setFixed(PhysReg{248}); /* it can be an inline constant on GFX8+ */ } else if (imm >= 0xffff8000 || imm <= 0x7fff) { return sopk(aco_opcode::s_movk_i32, dst, imm & 0xFFFFu); } else if (util_bitreverse(imm) <= 64 || util_bitreverse(imm) >= 0xFFFFFFF0) { uint32_t rev = util_bitreverse(imm); return dst.regClass() == v1 ? vop1(aco_opcode::v_bfrev_b32, dst, Operand(rev)) : sop1(aco_opcode::s_brev_b32, dst, Operand(rev)); } else if (imm != 0) { unsigned start = (ffs(imm) - 1) & 0x1f; unsigned size = util_bitcount(imm) & 0x1f; if ((((1u << size) - 1u) << start) == imm) return sop2(aco_opcode::s_bfm_b32, dst, Operand(size), Operand(start)); } } if (dst.regClass() == s2) { return sop1(aco_opcode::s_mov_b64, dst, op); } else if (op.size() > 1) { return pseudo(aco_opcode::p_create_vector, dst, op); } else if (dst.regClass() == v1 || dst.regClass() == v1.as_linear()) { return vop1(aco_opcode::v_mov_b32, dst, op); } else { assert(dst.regClass() == s1); return sop1(aco_opcode::s_mov_b32, dst, op); } } Result vadd32(Definition dst, Op a, Op b, bool carry_out=false, Op carry_in=Op(Operand(s2)), bool post_ra=false) { if (!b.op.isTemp() || b.op.regClass().type() != RegType::vgpr) std::swap(a, b); assert((post_ra || b.op.hasRegClass()) && b.op.regClass().type() == RegType::vgpr); if (!carry_in.op.isUndefined()) return vop2(aco_opcode::v_addc_co_u32, Definition(dst), hint_vcc(def(lm)), a, b, carry_in); else if (program->chip_class >= GFX10 && carry_out) return vop3(aco_opcode::v_add_co_u32_e64, Definition(dst), def(s2), a, b); else if (program->chip_class < GFX9 || carry_out) return vop2(aco_opcode::v_add_co_u32, Definition(dst), hint_vcc(def(lm)), a, b); else return vop2(aco_opcode::v_add_u32, Definition(dst), a, b); } Result vsub32(Definition dst, Op a, Op b, bool carry_out=false, Op borrow=Op(Operand(s2))) { if (!borrow.op.isUndefined() || program->chip_class < GFX9) carry_out = true; bool reverse = !b.op.isTemp() || b.op.regClass().type() != RegType::vgpr; if (reverse) std::swap(a, b); assert(b.op.isTemp() && b.op.regClass().type() == RegType::vgpr); aco_opcode op; Temp carry; if (carry_out) { carry = tmp(s2); if (borrow.op.isUndefined()) op = reverse ? aco_opcode::v_subrev_co_u32 : aco_opcode::v_sub_co_u32; else op = reverse ? aco_opcode::v_subbrev_co_u32 : aco_opcode::v_subb_co_u32; } else { op = reverse ? aco_opcode::v_subrev_u32 : aco_opcode::v_sub_u32; } bool vop3 = false; if (program->chip_class >= GFX10 && op == aco_opcode::v_subrev_co_u32) { vop3 = true; op = aco_opcode::v_subrev_co_u32_e64; } else if (program->chip_class >= GFX10 && op == aco_opcode::v_sub_co_u32) { vop3 = true; op = aco_opcode::v_sub_co_u32_e64; } int num_ops = borrow.op.isUndefined() ? 2 : 3; int num_defs = carry_out ? 2 : 1; aco_ptr sub; if (vop3) sub.reset(create_instruction(op, Format::VOP3B, num_ops, num_defs)); else sub.reset(create_instruction(op, Format::VOP2, num_ops, num_defs)); sub->operands[0] = a.op; sub->operands[1] = b.op; if (!borrow.op.isUndefined()) sub->operands[2] = borrow.op; sub->definitions[0] = dst; if (carry_out) { sub->definitions[1] = Definition(carry); sub->definitions[1].setHint(aco::vcc); } return insert(std::move(sub)); } Result readlane(Definition dst, Op vsrc, Op lane) { if (program->chip_class >= GFX8) return vop3(aco_opcode::v_readlane_b32_e64, dst, vsrc, lane); else return vop2(aco_opcode::v_readlane_b32, dst, vsrc, lane); } Result writelane(Definition dst, Op val, Op lane, Op vsrc) { if (program->chip_class >= GFX8) return vop3(aco_opcode::v_writelane_b32_e64, dst, val, lane, vsrc); else return vop2(aco_opcode::v_writelane_b32, dst, val, lane, vsrc); } <% import itertools formats = [("pseudo", [Format.PSEUDO], 'Pseudo_instruction', list(itertools.product(range(5), range(5))) + [(8, 1), (1, 8)]), ("sop1", [Format.SOP1], 'SOP1_instruction', [(1, 1), (2, 1), (3, 2)]), ("sop2", [Format.SOP2], 'SOP2_instruction', itertools.product([1, 2], [2, 3])), ("sopk", [Format.SOPK], 'SOPK_instruction', itertools.product([0, 1, 2], [0, 1])), ("sopp", [Format.SOPP], 'SOPP_instruction', [(0, 0), (0, 1)]), ("sopc", [Format.SOPC], 'SOPC_instruction', [(1, 2)]), ("smem", [Format.SMEM], 'SMEM_instruction', [(0, 4), (0, 3), (1, 0), (1, 3), (1, 2), (0, 0)]), ("ds", [Format.DS], 'DS_instruction', [(1, 1), (1, 2), (0, 3), (0, 4)]), ("mubuf", [Format.MUBUF], 'MUBUF_instruction', [(0, 4), (1, 3)]), ("mimg", [Format.MIMG], 'MIMG_instruction', [(0, 4), (1, 3), (0, 3), (1, 2)]), #TODO(pendingchaos): less shapes? ("exp", [Format.EXP], 'Export_instruction', [(0, 4)]), ("branch", [Format.PSEUDO_BRANCH], 'Pseudo_branch_instruction', itertools.product([0], [0, 1])), ("barrier", [Format.PSEUDO_BARRIER], 'Pseudo_barrier_instruction', [(0, 0)]), ("reduction", [Format.PSEUDO_REDUCTION], 'Pseudo_reduction_instruction', [(3, 2), (3, 4)]), ("vop1", [Format.VOP1], 'VOP1_instruction', [(1, 1), (2, 2)]), ("vop2", [Format.VOP2], 'VOP2_instruction', itertools.product([1, 2], [2, 3])), ("vopc", [Format.VOPC], 'VOPC_instruction', itertools.product([1, 2], [2])), ("vop3", [Format.VOP3A], 'VOP3A_instruction', [(1, 3), (1, 2), (1, 1), (2, 2)]), ("vintrp", [Format.VINTRP], 'Interp_instruction', [(1, 2), (1, 3)]), ("vop1_dpp", [Format.VOP1, Format.DPP], 'DPP_instruction', [(1, 1)]), ("vop2_dpp", [Format.VOP2, Format.DPP], 'DPP_instruction', itertools.product([1, 2], [2, 3])), ("vopc_dpp", [Format.VOPC, Format.DPP], 'DPP_instruction', itertools.product([1, 2], [2])), ("vop1_e64", [Format.VOP1, Format.VOP3A], 'VOP3A_instruction', itertools.product([1], [1])), ("vop2_e64", [Format.VOP2, Format.VOP3A], 'VOP3A_instruction', itertools.product([1, 2], [2, 3])), ("vopc_e64", [Format.VOPC, Format.VOP3A], 'VOP3A_instruction', itertools.product([1, 2], [2])), ("flat", [Format.FLAT], 'FLAT_instruction', [(0, 3), (1, 2)]), ("global", [Format.GLOBAL], 'FLAT_instruction', [(0, 3), (1, 2)])] %>\\ % for name, formats, struct, shapes in formats: % for num_definitions, num_operands in shapes: <% args = ['aco_opcode opcode'] for i in range(num_definitions): args.append('Definition def%d' % i) for i in range(num_operands): args.append('Op op%d' % i) for f in formats: args += f.get_builder_field_decls() %>\\ Result ${name}(${', '.join(args)}) { ${struct} *instr = create_instruction<${struct}>(opcode, (Format)(${'|'.join('(int)Format::%s' % f.name for f in formats)}), ${num_operands}, ${num_definitions}); % for i in range(num_definitions): instr->definitions[${i}] = def${i}; % endfor % for i in range(num_operands): instr->operands[${i}] = op${i}.op; % endfor % for f in formats: % for dest, field_name in zip(f.get_builder_field_dests(), f.get_builder_field_names()): instr->${dest} = ${field_name}; % endfor % endfor return insert(instr); } % if name == 'sop1' or name == 'sop2' or name == 'sopc': <% args[0] = 'WaveSpecificOpcode opcode' params = [] for i in range(num_definitions): params.append('def%d' % i) for i in range(num_operands): params.append('op%d' % i) %>\\ inline Result ${name}(${', '.join(args)}) { return ${name}(w64or32(opcode), ${', '.join(params)}); } % endif % endfor % endfor }; } #endif /* _ACO_BUILDER_ */""" from aco_opcodes import opcodes, Format from mako.template import Template print(Template(template).render(opcodes=opcodes, Format=Format))