target/hexagon/meson.build - qemu - Git at Google

 ##
 ##  Copyright(c) 2020-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
 ##
 ##  This program is free software; you can redistribute it and/or modify
 ##  it under the terms of the GNU General Public License as published by
 ##  the Free Software Foundation; either version 2 of the License, or
 ##  (at your option) any later version.
 ##
 ##  This program is distributed in the hope that it will be useful,
 ##  but WITHOUT ANY WARRANTY; without even the implied warranty of
 ##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 ##  GNU General Public License for more details.
 ##
 ##  You should have received a copy of the GNU General Public License
 ##  along with this program; if not, see <http://www.gnu.org/licenses/>.
 ##

 hexagon_ss = ss.source_set()

 hex_common_py = 'hex_common.py'
 attribs_def = meson.current_source_dir() / 'attribs_def.h.inc'
 gen_tcg_h = meson.current_source_dir() / 'gen_tcg.h'
 gen_tcg_hvx_h = meson.current_source_dir() / 'gen_tcg_hvx.h'
 idef_parser_dir = meson.current_source_dir() / 'idef-parser'

 #
 #  Step 1
 #  We use a C program to create semantics_generated.pyinc
 #
 gen_semantics = executable(
     'gen_semantics',
     'gen_semantics.c',
     native: true, build_by_default: false)

 semantics_generated = custom_target(
     'semantics_generated.pyinc',
     output: 'semantics_generated.pyinc',
     command: [gen_semantics, '@OUTPUT@'],
 )
 hexagon_ss.add(semantics_generated)

 #
 # Step 2
 # We use Python scripts to generate the following files
 #     shortcode_generated.h.inc
 #     tcg_func_table_generated.c.inc
 #     printinsn_generated.h.inc
 #     op_regs_generated.h.inc
 #     op_attribs_generated.h.inc
 #     opcodes_def_generated.h.inc
 #
 shortcode_generated = custom_target(
     'shortcode_generated.h.inc',
     output: 'shortcode_generated.h.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_shortcode.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(shortcode_generated)

 tcg_func_table_generated = custom_target(
     'tcg_func_table_generated.c.inc',
     output: 'tcg_func_table_generated.c.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_tcg_func_table.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(tcg_func_table_generated)

 printinsn_generated = custom_target(
     'printinsn_generated.h.inc',
     output: 'printinsn_generated.h.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_printinsn.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(printinsn_generated)

 op_regs_generated = custom_target(
     'op_regs_generated.h.inc',
     output: 'op_regs_generated.h.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_op_regs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(op_regs_generated)

 op_attribs_generated = custom_target(
     'op_attribs_generated.h.inc',
     output: 'op_attribs_generated.h.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_op_attribs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(op_attribs_generated)

 opcodes_def_generated = custom_target(
     'opcodes_def_generated.h.inc',
     output: 'opcodes_def_generated.h.inc',
     depends: [semantics_generated],
     depend_files: [hex_common_py, attribs_def],
     command: [python, files('gen_opcodes_def.py'), semantics_generated, attribs_def, '@OUTPUT@'],
 )
 hexagon_ss.add(opcodes_def_generated)

 #
 # Step 3
 # We use a C program to create iset.py which is imported into dectree.py
 # to create the decode tree
 #
 gen_dectree_import = executable(
     'gen_dectree_import',
     'gen_dectree_import.c', opcodes_def_generated, op_regs_generated,
     native: true, build_by_default: false)

 iset_py = custom_target(
     'iset.py',
     output: 'iset.py',
     command: [gen_dectree_import, '@OUTPUT@'],
 )
 hexagon_ss.add(iset_py)

 #
 # Step 4
 # We use the dectree.py script to generate the decode tree header file
 #
 dectree_generated = custom_target(
     'dectree_generated.h.inc',
     output: 'dectree_generated.h.inc',
     depends: [iset_py],
     env: {'PYTHONPATH': meson.current_build_dir()},
     command: [python, files('dectree.py'), '@OUTPUT@'],
 )
 hexagon_ss.add(dectree_generated)

 hexagon_ss.add(files(
     'cpu.c',
     'translate.c',
     'op_helper.c',
     'gdbstub.c',
     'genptr.c',
     'reg_fields.c',
     'decode.c',
     'iclass.c',
     'opcodes.c',
     'printinsn.c',
     'arch.c',
     'fma_emu.c',
     'mmvec/decode_ext_mmvec.c',
     'mmvec/system_ext_mmvec.c',
 ))

 #
 # Step 4.5
 # We use flex/bison based idef-parser to generate TCG code for a lot
 # of instructions. idef-parser outputs
 #     idef-generated-emitter.c
 #     idef-generated-emitter.h.inc
 #     idef-generated-enabled-instructions
 #
 idef_parser_enabled = get_option('hexagon_idef_parser')
 if idef_parser_enabled and 'hexagon-linux-user' in target_dirs
     idef_parser_input_generated = custom_target(
         'idef_parser_input.h.inc',
         output: 'idef_parser_input.h.inc',
         depends: [semantics_generated],
         depend_files: [hex_common_py],
         command: [python, files('gen_idef_parser_funcs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
     )

     preprocessed_idef_parser_input_generated = custom_target(
         'idef_parser_input.preprocessed.h.inc',
         output: 'idef_parser_input.preprocessed.h.inc',
         input: idef_parser_input_generated,
         depend_files: [idef_parser_dir / 'macros.inc'],
         command: [idef_parser_dir / 'prepare', '@INPUT@', '-I' + idef_parser_dir, '-o', '@OUTPUT@'],
     )

     flex = generator(
         find_program('flex'),
         output: ['@BASENAME@.yy.c', '@BASENAME@.yy.h'],
         arguments: ['-o', '@OUTPUT0@', '--header-file=@OUTPUT1@', '@INPUT@']
     )

     bison = generator(
         find_program('bison', version: '>=3.0'),
         output: ['@BASENAME@.tab.c', '@BASENAME@.tab.h'],
         arguments: ['@INPUT@', '--defines=@OUTPUT1@', '--output=@OUTPUT0@']
     )

     glib_dep = dependency('glib-2.0', native: true)

     idef_parser = executable(
         'idef-parser',
         [flex.process(idef_parser_dir / 'idef-parser.lex'),
          bison.process(idef_parser_dir / 'idef-parser.y'),
          idef_parser_dir / 'parser-helpers.c'],
         include_directories: ['idef-parser', '../../include/'],
         dependencies: [glib_dep],
         native: true
     )

     idef_generated_tcg = custom_target(
         'idef-generated-tcg',
         output: ['idef-generated-emitter.c',
                  'idef-generated-emitter.h.inc',
                  'idef-generated-enabled-instructions'],
         input: preprocessed_idef_parser_input_generated,
         depend_files: [hex_common_py],
         command: [idef_parser, '@INPUT@', '@OUTPUT0@', '@OUTPUT1@', '@OUTPUT2@']
     )

     indent = find_program('indent', required: false)
     if indent.found()
         idef_generated_tcg_c = custom_target(
             'indent',
             input: idef_generated_tcg[0],
             output: 'idef-generated-emitter.indented.c',
             command: [indent, '-linux', '@INPUT@', '-o', '@OUTPUT@']
         )
     else
         idef_generated_tcg_c = custom_target(
             'copy',
             input: idef_generated_tcg[0],
             output: 'idef-generated-emitter.indented.c',
             command: ['cp', '@INPUT@', '@OUTPUT@']
         )
     endif

     idef_generated_list = idef_generated_tcg[2].full_path()

     hexagon_ss.add(idef_generated_tcg_c)

     # Setup input and dependencies for the next step, this depends on whether or
     # not idef-parser is enabled
     helper_dep = [semantics_generated, idef_generated_tcg_c, idef_generated_tcg]
     helper_in = [semantics_generated, attribs_def, gen_tcg_h, gen_tcg_hvx_h, idef_generated_list]
 else
     # Setup input and dependencies for the next step, this depends on whether or
     # not idef-parser is enabled
     helper_dep = [semantics_generated]
     helper_in = [semantics_generated, attribs_def, gen_tcg_h, gen_tcg_hvx_h]
 endif

 #
 # Step 5
 # We use Python scripts to generate the following files
 #     helper_protos_generated.h.inc
 #     helper_funcs_generated.c.inc
 #     tcg_funcs_generated.c.inc
 #
 helper_protos_generated = custom_target(
     'helper_protos_generated.h.inc',
     output: 'helper_protos_generated.h.inc',
     depends: helper_dep,
     depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
     command: [python, files('gen_helper_protos.py'), helper_in, '@OUTPUT@'],
 )
 hexagon_ss.add(helper_protos_generated)

 helper_funcs_generated = custom_target(
     'helper_funcs_generated.c.inc',
     output: 'helper_funcs_generated.c.inc',
     depends: helper_dep,
     depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
     command: [python, files('gen_helper_funcs.py'), helper_in, '@OUTPUT@'],
 )
 hexagon_ss.add(helper_funcs_generated)

 tcg_funcs_generated = custom_target(
     'tcg_funcs_generated.c.inc',
     output: 'tcg_funcs_generated.c.inc',
     depends: helper_dep,
     depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
     command: [python, files('gen_tcg_funcs.py'), helper_in, '@OUTPUT@'],
 )
 hexagon_ss.add(tcg_funcs_generated)

 target_arch += {'hexagon': hexagon_ss}
	##
	## Copyright(c) 2020-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
	##
	## This program is free software; you can redistribute it and/or modify
	## it under the terms of the GNU General Public License as published by
	## the Free Software Foundation; either version 2 of the License, or
	## (at your option) any later version.
	##
	## This program is distributed in the hope that it will be useful,
	## but WITHOUT ANY WARRANTY; without even the implied warranty of
	## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	## GNU General Public License for more details.
	##
	## You should have received a copy of the GNU General Public License
	## along with this program; if not, see <http://www.gnu.org/licenses/>.
	##

	hexagon_ss = ss.source_set()

	hex_common_py = 'hex_common.py'
	attribs_def = meson.current_source_dir() / 'attribs_def.h.inc'
	gen_tcg_h = meson.current_source_dir() / 'gen_tcg.h'
	gen_tcg_hvx_h = meson.current_source_dir() / 'gen_tcg_hvx.h'
	idef_parser_dir = meson.current_source_dir() / 'idef-parser'

	#
	# Step 1
	# We use a C program to create semantics_generated.pyinc
	#
	gen_semantics = executable(
	'gen_semantics',
	'gen_semantics.c',
	native: true, build_by_default: false)

	semantics_generated = custom_target(
	'semantics_generated.pyinc',
	output: 'semantics_generated.pyinc',
	command: [gen_semantics, '@OUTPUT@'],
	)
	hexagon_ss.add(semantics_generated)

	#
	# Step 2
	# We use Python scripts to generate the following files
	# shortcode_generated.h.inc
	# tcg_func_table_generated.c.inc
	# printinsn_generated.h.inc
	# op_regs_generated.h.inc
	# op_attribs_generated.h.inc
	# opcodes_def_generated.h.inc
	#
	shortcode_generated = custom_target(
	'shortcode_generated.h.inc',
	output: 'shortcode_generated.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_shortcode.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(shortcode_generated)

	tcg_func_table_generated = custom_target(
	'tcg_func_table_generated.c.inc',
	output: 'tcg_func_table_generated.c.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_tcg_func_table.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(tcg_func_table_generated)

	printinsn_generated = custom_target(
	'printinsn_generated.h.inc',
	output: 'printinsn_generated.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_printinsn.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(printinsn_generated)

	op_regs_generated = custom_target(
	'op_regs_generated.h.inc',
	output: 'op_regs_generated.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_op_regs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(op_regs_generated)

	op_attribs_generated = custom_target(
	'op_attribs_generated.h.inc',
	output: 'op_attribs_generated.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_op_attribs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(op_attribs_generated)

	opcodes_def_generated = custom_target(
	'opcodes_def_generated.h.inc',
	output: 'opcodes_def_generated.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py, attribs_def],
	command: [python, files('gen_opcodes_def.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)
	hexagon_ss.add(opcodes_def_generated)

	#
	# Step 3
	# We use a C program to create iset.py which is imported into dectree.py
	# to create the decode tree
	#
	gen_dectree_import = executable(
	'gen_dectree_import',
	'gen_dectree_import.c', opcodes_def_generated, op_regs_generated,
	native: true, build_by_default: false)

	iset_py = custom_target(
	'iset.py',
	output: 'iset.py',
	command: [gen_dectree_import, '@OUTPUT@'],
	)
	hexagon_ss.add(iset_py)

	#
	# Step 4
	# We use the dectree.py script to generate the decode tree header file
	#
	dectree_generated = custom_target(
	'dectree_generated.h.inc',
	output: 'dectree_generated.h.inc',
	depends: [iset_py],
	env: {'PYTHONPATH': meson.current_build_dir()},
	command: [python, files('dectree.py'), '@OUTPUT@'],
	)
	hexagon_ss.add(dectree_generated)

	hexagon_ss.add(files(
	'cpu.c',
	'translate.c',
	'op_helper.c',
	'gdbstub.c',
	'genptr.c',
	'reg_fields.c',
	'decode.c',
	'iclass.c',
	'opcodes.c',
	'printinsn.c',
	'arch.c',
	'fma_emu.c',
	'mmvec/decode_ext_mmvec.c',
	'mmvec/system_ext_mmvec.c',
	))

	#
	# Step 4.5
	# We use flex/bison based idef-parser to generate TCG code for a lot
	# of instructions. idef-parser outputs
	# idef-generated-emitter.c
	# idef-generated-emitter.h.inc
	# idef-generated-enabled-instructions
	#
	idef_parser_enabled = get_option('hexagon_idef_parser')
	if idef_parser_enabled and 'hexagon-linux-user' in target_dirs
	idef_parser_input_generated = custom_target(
	'idef_parser_input.h.inc',
	output: 'idef_parser_input.h.inc',
	depends: [semantics_generated],
	depend_files: [hex_common_py],
	command: [python, files('gen_idef_parser_funcs.py'), semantics_generated, attribs_def, '@OUTPUT@'],
	)

	preprocessed_idef_parser_input_generated = custom_target(
	'idef_parser_input.preprocessed.h.inc',
	output: 'idef_parser_input.preprocessed.h.inc',
	input: idef_parser_input_generated,
	depend_files: [idef_parser_dir / 'macros.inc'],
	command: [idef_parser_dir / 'prepare', '@INPUT@', '-I' + idef_parser_dir, '-o', '@OUTPUT@'],
	)

	flex = generator(
	find_program('flex'),
	output: ['@BASENAME@.yy.c', '@BASENAME@.yy.h'],
	arguments: ['-o', '@OUTPUT0@', '--header-file=@OUTPUT1@', '@INPUT@']
	)

	bison = generator(
	find_program('bison', version: '>=3.0'),
	output: ['@BASENAME@.tab.c', '@BASENAME@.tab.h'],
	arguments: ['@INPUT@', '--defines=@OUTPUT1@', '--output=@OUTPUT0@']
	)

	glib_dep = dependency('glib-2.0', native: true)

	idef_parser = executable(
	'idef-parser',
	[flex.process(idef_parser_dir / 'idef-parser.lex'),
	bison.process(idef_parser_dir / 'idef-parser.y'),
	idef_parser_dir / 'parser-helpers.c'],
	include_directories: ['idef-parser', '../../include/'],
	dependencies: [glib_dep],
	native: true
	)

	idef_generated_tcg = custom_target(
	'idef-generated-tcg',
	output: ['idef-generated-emitter.c',
	'idef-generated-emitter.h.inc',
	'idef-generated-enabled-instructions'],
	input: preprocessed_idef_parser_input_generated,
	depend_files: [hex_common_py],
	command: [idef_parser, '@INPUT@', '@OUTPUT0@', '@OUTPUT1@', '@OUTPUT2@']
	)

	indent = find_program('indent', required: false)
	if indent.found()
	idef_generated_tcg_c = custom_target(
	'indent',
	input: idef_generated_tcg[0],
	output: 'idef-generated-emitter.indented.c',
	command: [indent, '-linux', '@INPUT@', '-o', '@OUTPUT@']
	)
	else
	idef_generated_tcg_c = custom_target(
	'copy',
	input: idef_generated_tcg[0],
	output: 'idef-generated-emitter.indented.c',
	command: ['cp', '@INPUT@', '@OUTPUT@']
	)
	endif

	idef_generated_list = idef_generated_tcg[2].full_path()

	hexagon_ss.add(idef_generated_tcg_c)

	# Setup input and dependencies for the next step, this depends on whether or
	# not idef-parser is enabled
	helper_dep = [semantics_generated, idef_generated_tcg_c, idef_generated_tcg]
	helper_in = [semantics_generated, attribs_def, gen_tcg_h, gen_tcg_hvx_h, idef_generated_list]
	else
	# Setup input and dependencies for the next step, this depends on whether or
	# not idef-parser is enabled
	helper_dep = [semantics_generated]
	helper_in = [semantics_generated, attribs_def, gen_tcg_h, gen_tcg_hvx_h]
	endif

	#
	# Step 5
	# We use Python scripts to generate the following files
	# helper_protos_generated.h.inc
	# helper_funcs_generated.c.inc
	# tcg_funcs_generated.c.inc
	#
	helper_protos_generated = custom_target(
	'helper_protos_generated.h.inc',
	output: 'helper_protos_generated.h.inc',
	depends: helper_dep,
	depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
	command: [python, files('gen_helper_protos.py'), helper_in, '@OUTPUT@'],
	)
	hexagon_ss.add(helper_protos_generated)

	helper_funcs_generated = custom_target(
	'helper_funcs_generated.c.inc',
	output: 'helper_funcs_generated.c.inc',
	depends: helper_dep,
	depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
	command: [python, files('gen_helper_funcs.py'), helper_in, '@OUTPUT@'],
	)
	hexagon_ss.add(helper_funcs_generated)

	tcg_funcs_generated = custom_target(
	'tcg_funcs_generated.c.inc',
	output: 'tcg_funcs_generated.c.inc',
	depends: helper_dep,
	depend_files: [hex_common_py, attribs_def, gen_tcg_h, gen_tcg_hvx_h],
	command: [python, files('gen_tcg_funcs.py'), helper_in, '@OUTPUT@'],
	)
	hexagon_ss.add(tcg_funcs_generated)

	target_arch += {'hexagon': hexagon_ss}