Rebase verilator-config.cmake to use --make json for cmake files generation
This commit is contained in:
Andrew Voznytsa
parent
900cc17208
commit
ecb0ba3f1b
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@ -19,7 +19,7 @@
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#
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######################################################################
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cmake_minimum_required(VERSION 3.13)
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cmake_minimum_required(VERSION 3.19)
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# Prefer VERILATOR_ROOT from environment
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if(DEFINED ENV{VERILATOR_ROOT})
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@ -156,6 +156,81 @@ define_property(
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FULL_DOCS "Verilator trace structs enabled"
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)
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function(json_get_string RET JSON SECTION VARIABLE)
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string(JSON JV ERROR_VARIABLE STATUS GET "${JSON}" ${SECTION} ${VARIABLE})
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if (NOT ${STATUS} STREQUAL "NOTFOUND")
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set(JV "")
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endif()
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set(${RET} ${JV} PARENT_SCOPE)
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endfunction()
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function(json_get_bool RET JSON SECTION VARIABLE)
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string(JSON JV GET "${JSON}" ${SECTION} ${VARIABLE})
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if(JV)
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set(${RET} 1 PARENT_SCOPE)
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else()
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set(${RET} 0 PARENT_SCOPE)
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endif()
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endfunction()
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function(json_get_int RET JSON SECTION VARIABLE)
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string(JSON JV GET "${JSON}" ${SECTION} ${VARIABLE})
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set(${RET} ${JV} PARENT_SCOPE)
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endfunction()
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function(json_get_trace RET_VCD RET_FST JSON SECTION VARIABLE)
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string(JSON JV GET "${JSON}" ${SECTION} ${VARIABLE})
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if(JV STREQUAL "vcd")
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set(${RET_VCD} 1 PARENT_SCOPE)
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set(${RET_FST} 0 PARENT_SCOPE)
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elseif(JV STREQUAL "fst")
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set(${RET_VCD} 0 PARENT_SCOPE)
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set(${RET_FST} 1 PARENT_SCOPE)
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else()
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set(${RET_VCD} 0 PARENT_SCOPE)
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set(${RET_FST} 0 PARENT_SCOPE)
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endif()
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endfunction()
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function(json_get_submodules SUBMODULES NSUBMODULES JSON)
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string(JSON JV ERROR_VARIABLE STATUS GET "${JSON}" submodules)
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if (NOT ${STATUS} STREQUAL "NOTFOUND")
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set(${SUBMODULES} "" PARENT_SCOPE)
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set(${NSUBMODULES} 0 PARENT_SCOPE)
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return()
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endif()
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string(JSON L ERROR_VARIABLE STATUS LENGTH "${JSON}" submodules)
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math(EXPR L "${L}-1")
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set(${SUBMODULES} ${JV} PARENT_SCOPE)
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set(${NSUBMODULES} ${L} PARENT_SCOPE)
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endfunction()
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function(json_get_list RET JSON SECTION VARIABLE)
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string(JSON L ERROR_VARIABLE STATUS LENGTH "${JSON}" ${SECTION} ${VARIABLE})
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if (NOT ${STATUS} STREQUAL "NOTFOUND" OR NOT ${L})
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set(${RET} "" PARENT_SCOPE)
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return()
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endif()
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math(EXPR L "${L}-1")
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foreach(I RANGE ${L})
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string(JSON JV GET "${JSON}" ${SECTION} ${VARIABLE} ${I})
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if(NOT JL)
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string(APPEND JL "${JV}")
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else()
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string(APPEND JL " ${JV}")
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endif()
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endforeach()
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set(${RET} ${JL} PARENT_SCOPE)
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endfunction()
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function(verilate TARGET)
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cmake_parse_arguments(
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VERILATE
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@ -283,7 +358,7 @@ function(verilate TARGET)
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--Mdir
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${VDIR}
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--make
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cmake
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json
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${VERILATOR_ARGS}
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${VERILATE_VERILATOR_ARGS}
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${VERILATE_SOURCES}
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@ -326,6 +401,127 @@ function(verilate TARGET)
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"Verilator command failed (return code=${_VERILATOR_RC})"
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)
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endif()
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file(READ ${VDIR}/${VERILATE_PREFIX}.json MANIFEST)
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json_get_string(JSYSTEM_PERL "${MANIFEST}" system perl)
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json_get_string(JSYSTEM_PYTHON3 "${MANIFEST}" system python3)
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json_get_string(JSYSTEM_VERILATOR_ROOT "${MANIFEST}" system verilator_root)
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json_get_string(JSYSTEM_VERILATOR_SOLVER "${MANIFEST}" system verilator_solver)
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json_get_list(JOPTIONS_CFLAGS "${MANIFEST}" options cflags)
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json_get_list(JOPTIONS_LDFLAGS "${MANIFEST}" options ldflags)
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json_get_bool(JOPTIONS_SYSTEM_C "${MANIFEST}" options system_c)
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json_get_bool(JOPTIONS_COVERAGE "${MANIFEST}" options coverage)
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json_get_bool(JOPTIONS_USE_TIMING "${MANIFEST}" options use_timing)
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json_get_int(JOPTIONS_THREADS "${MANIFEST}" options threads)
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json_get_trace(JOPTIONS_TRACE_VCD JOPTIONS_TRACE_FST "${MANIFEST}" options trace)
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json_get_list(JSOURCES_GLOBAL "${MANIFEST}" sources global)
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json_get_list(JSOURCES_CLASSES_SLOW "${MANIFEST}" sources classes_slow)
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json_get_list(JSOURCES_CLASSES_FAST "${MANIFEST}" sources classes_fast)
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json_get_list(JSOURCES_SUPPORT_SLOW "${MANIFEST}" sources support_slow)
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json_get_list(JSOURCES_SUPPORT_FAST "${MANIFEST}" sources support_fast)
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json_get_list(JSOURCES_USER_CLASSES "${MANIFEST}" sources user_classes)
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file(WRITE ${VDIR}/${VERILATE_PREFIX}.cmake
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"# Verilated -*- CMake -*-\n"
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"# DESCRIPTION: Verilator output: CMake include script with class lists\n"
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"#\n"
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"# This CMake script lists generated Verilated files, for including in higher level CMake scripts.\n"
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"# This file is meant to be consumed by the verilate() function,\n"
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"# which becomes available after executing `find_package(verilator).\n\n"
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"### Constants...\n"
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"set(PERL \"${JSYSTEM_PERL}\" CACHE FILEPATH \"Perl executable (from \$PERL, defaults to 'perl' if not set)\")\n"
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"set(PYTHON3 \"${JSYSTEM_PYTHON3}\" CACHE FILEPATH \"Python3 executable (from \$PYTHON3, defaults to 'python3' if not set)\")\n"
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"set(VERILATOR_ROOT \"${JSYSTEM_VERILATOR_ROOT}\" CACHE PATH \"Path to Verilator kit (from $VERILATOR_ROOT)\")\n"
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"set(VERILATOR_SOLVER \"${JSYSTEM_VERILATOR_SOLVER}\" CACHE STRING \"Default SMT solver for constrained randomization (from \$VERILATOR_SOLVER)\")\n\n"
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"### Compiler flags...\n"
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"# User CFLAGS (from -CFLAGS on Verilator command line)\n"
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"set(${VERILATE_PREFIX}_USER_CFLAGS ${JOPTIONS_CFLAGS})\n"
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"# User LDLIBS (from -LDFLAGS on Verilator command line)\n"
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"set(${VERILATE_PREFIX}_USER_LDLIBS ${JOPTIONS_LDFLAGS})\n\n"
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"### Switches...\n"
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"# SystemC output mode? 0/1 (from --sc)\n"
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"set(${VERILATE_PREFIX}_SC ${JOPTIONS_SYSTEM_C})\n"
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"# Coverage output mode? 0/1 (from --coverage)\n"
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"set(${VERILATE_PREFIX}_COVERAGE ${JOPTIONS_COVERAGE})\n"
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"# Timing mode? 0/1\n"
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"set(${VERILATE_PREFIX}_TIMING ${JOPTIONS_USE_TIMING})\n"
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"# Threaded output mode? 1/N threads (from --threads)\n"
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"set(${VERILATE_PREFIX}_THREADS ${JOPTIONS_THREADS})\n"
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"# VCD Tracing output mode? 0/1 (from --trace)\n"
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"set(${VERILATE_PREFIX}_TRACE_VCD ${JOPTIONS_TRACE_VCD})\n"
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"# FST Tracing output mode? 0/1 (from --trace-fst)\n"
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"set(${VERILATE_PREFIX}_TRACE_FST ${JOPTIONS_TRACE_FST})\n\n"
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"### Sources...\n"
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"# Global classes, need linked once per executable\n"
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"set(${VERILATE_PREFIX}_GLOBAL ${JSOURCES_GLOBAL})\n"
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"# Generated module classes, non-fast-path, compile with low/medium optimization\n"
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"set(${VERILATE_PREFIX}_CLASSES_SLOW ${JSOURCES_CLASSES_SLOW})\n"
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"# Generated module classes, fast-path, compile with highest optimization\n"
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"set(${VERILATE_PREFIX}_CLASSES_FAST ${JSOURCES_CLASSES_FAST})\n"
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"# Generated support classes, non-fast-path, compile with low/medium optimization\n"
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"set(${VERILATE_PREFIX}_SUPPORT_SLOW ${JSOURCES_SUPPORT_SLOW})\n"
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"# Generated support classes, fast-path, compile with highest optimization\n"
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"set(${VERILATE_PREFIX}_SUPPORT_FAST ${JSOURCES_SUPPORT_FAST})\n"
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"# All dependencies\n"
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"set(${VERILATE_PREFIX}_DEPS ${JSOURCES_DEPS})\n"
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"# User .cpp files (from .cpp's on Verilator command line)\n"
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"set(${VERILATE_PREFIX}_USER_CLASSES ${JSOURCES_USER_CLASSES})\n"
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)
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json_get_submodules(JSUBMODULES JNSUBMODULES "${MANIFEST}")
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if (JNSUBMODULES)
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file(APPEND ${VDIR}/${VERILATE_PREFIX}.cmake
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"# Verilate hierarchical blocks\n"
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"get_target_property(TOP_TARGET_NAME \"\${TARGET}\" NAME)\n"
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)
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foreach(I RANGE ${JNSUBMODULES})
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json_get_string(JSUBMODULE_PREFIX "${JSUBMODULES}" ${I} prefix)
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json_get_string(JSUBMODULE_TOP "${JSUBMODULES}" ${I} top)
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json_get_list(JSUBMODULE_DEPS "${JSUBMODULES}" ${I} deps)
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json_get_string(JSUBMODULE_DIRECTORY "${JSUBMODULES}" ${I} directory)
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json_get_list(JSUBMODULE_SOURCES "${JSUBMODULES}" ${I} sources)
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json_get_list(JSUBMODULE_CFLAGS "${JSUBMODULES}" ${I} cflags)
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json_get_string(JSUBMODILE_VERILATOR_ARGS "${JSUBMODULES}" ${I} verilator_args)
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set(SUBMODULE_CMAKE "")
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set(SUBMODULE_VERILATE_ARGS "")
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if (NOT ${I} STREQUAL ${JNSUBMODULES})
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string(APPEND SUBMODULE_CMAKE
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"add_library(${JSUBMODULE_PREFIX} STATIC)\n"
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"target_link_libraries(\${TOP_TARGET_NAME} PRIVATE ${JSUBMODULE_PREFIX})\n"
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)
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if (JSUBMODULE_DEPS)
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string(APPEND SUBMODULE_CMAKE "target_link_libraries(${JSUBMODULE_PREFIX} INTERFACE ${JSUBMODULE_DEPS})\n")
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endif()
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string(APPEND SUBMODULE_VERILATE_ARGS "${JSUBMODULE_PREFIX} PREFIX ${JSUBMODULE_PREFIX} TOP_MODULE ${JSUBMODULE_TOP} DIRECTORY ${JSUBMODULE_DIRECTORY} SOURCES ${JSUBMODULE_SOURCES}")
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else()
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string(APPEND SUBMODULE_CMAKE "# Verilate the top module that refers to lib-create wrappers of above\n")
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string(APPEND SUBMODULE_VERILATE_ARGS "\${TOP_TARGET_NAME} PREFIX ${JSUBMODULE_PREFIX} TOP_MODULE ${JSUBMODULE_TOP} DIRECTORY ${JSUBMODULE_DIRECTORY} SOURCES ${JSUBMODULE_SOURCES}")
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endif()
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if (JSUBMODILE_VERILATOR_ARGS)
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string(APPEND SUBMODULE_VERILATE_ARGS " VERILATOR_ARGS -f ${JSUBMODILE_VERILATOR_ARGS}")
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endif()
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if (JSUBMODULE_CFLAGS)
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string(APPEND SUBMODULE_VERILATE_ARGS " -CFLAGS ${JSUBMODULE_CFLAGS}")
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endif()
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file(APPEND ${VDIR}/${VERILATE_PREFIX}.cmake
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"${SUBMODULE_CMAKE}"
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"verilate(${SUBMODULE_VERILATE_ARGS})\n"
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)
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endforeach()
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endif()
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execute_process(
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COMMAND "${CMAKE_COMMAND}" -E copy "${VCMAKE}" "${VCMAKE_COPY}"
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)
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