diff --git a/src/panfrost/bifrost/bi_opcodes.h.py b/src/panfrost/bifrost/bi_opcodes.h.py new file mode 100644 index 00000000000..d7d6a9eb938 --- /dev/null +++ b/src/panfrost/bifrost/bi_opcodes.h.py @@ -0,0 +1,96 @@ +# Copyright (C) 2020 Collabora, Ltd. +# +# 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. + +TEMPLATE = """ +#ifndef _BI_OPCODES_H_ +#define _BI_OPCODES_H_ + +#include "bifrost.h" + +% for mod in sorted(modifiers): +% if len(modifiers[mod]) > 2: # otherwise just boolean +enum bi_${mod.lower()} { +% for i, state in enumerate(modifiers[mod]): +% if state != "reserved": + BI_${mod.upper()}_${state.upper()} = ${i}, +% endif +% endfor +}; + +% endif +% endfor +enum bi_opcode { +% for opcode in sorted(mnemonics): + BI_OPCODE_${opcode.replace('.', '_').upper()}, +% endfor + BI_NUM_OPCODES +}; + +/* Number of staging registers accessed, note this fits into 3-bits */ + +enum bi_sr_count { + /* fixed counts */ + BI_SR_COUNT_0 = 0, + BI_SR_COUNT_1 = 1, + BI_SR_COUNT_2 = 2, + BI_SR_COUNT_3 = 3, + BI_SR_COUNT_4 = 4, + + /* derived from register_format and vecsize */ + BI_SR_COUNT_FORMAT = 5, + + /* equal to vecsize alone */ + BI_SR_COUNT_VECSIZE = 6, + + /* specified directly as the sr_count immediate */ + BI_SR_COUNT_SR_COUNT = 7 +}; + +/* Description of an opcode in the IR */ +struct bi_op_props { + const char *name; + + enum bifrost_message_type message : 4; + enum bi_sr_count sr_count : 3; + bool sr_read : 1; + bool sr_write : 1; + bool fma : 1; + bool add : 1; +}; + +/* Generated in bi_opcodes.c.py */ +extern struct bi_op_props bi_opcode_props[BI_NUM_OPCODES]; + +#endif +""" + +import sys +from bifrost_isa import * +from mako.template import Template + +instructions = parse_instructions(sys.argv[1], include_pseudo = True) +ir_instructions = partition_mnemonics(instructions) +modifier_lists = order_modifiers(ir_instructions) + +# Generate sorted list of mnemonics without regard to unit +mnemonics = set(x[1:] for x in instructions.keys()) + +print(Template(COPYRIGHT + TEMPLATE).render(mnemonics = mnemonics, modifiers = modifier_lists)) diff --git a/src/panfrost/bifrost/meson.build b/src/panfrost/bifrost/meson.build index 7bb64d15ef4..23c267800c0 100644 --- a/src/panfrost/bifrost/meson.build +++ b/src/panfrost/bifrost/meson.build @@ -69,6 +69,20 @@ idep_bi_generated_pack_h = declare_dependency( include_directories : include_directories('.'), ) +bi_opcodes_h = custom_target( + 'bi_opcodes.h', + input : ['bi_opcodes.h.py', 'ISA.xml'], + output : 'bi_opcodes.h', + command : [prog_python, '@INPUT@'], + capture : true, + depend_files : files('bifrost_isa.py'), +) + +idep_bi_opcodes_h = declare_dependency( + sources : [bi_opcodes_h], + include_directories : include_directories('.'), +) + libpanfrost_bifrost_disasm = static_library( 'panfrost_bifrost_disasm', ['disassemble.c', 'bi_print_common.c', bifrost_gen_disasm_c], @@ -84,7 +98,7 @@ libpanfrost_bifrost = static_library( 'panfrost_bifrost', [libpanfrost_bifrost_files, bifrost_nir_algebraic_c], include_directories : [inc_include, inc_src, inc_mapi, inc_mesa, inc_gallium, inc_gallium_aux, inc_panfrost_hw], - dependencies: [idep_nir, idep_bi_generated_pack_h], + dependencies: [idep_nir, idep_bi_generated_pack_h, idep_bi_opcodes_h], link_with: [libpanfrost_util, libpanfrost_bifrost_disasm], c_args : [no_override_init_args], gnu_symbol_visibility : 'hidden',