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Support objcache when compiling Verilated files with cmake.

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Wilson Snyder 2024-09-24 20:55:11 -04:00
parent a4085f3a06
commit 6c61a9aff3
3 changed files with 34 additions and 1 deletions
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@ -29,6 +29,7 @@ Verilator 5.029 devel
* Support basic dist constraints (#5431). [Arkadiusz Kozdra, Antmicro Ltd.] * Support basic dist constraints (#5431). [Arkadiusz Kozdra, Antmicro Ltd.]
* Support inside array constraints (#5448). [Arkadiusz Kozdra, Antmicro Ltd.] * Support inside array constraints (#5448). [Arkadiusz Kozdra, Antmicro Ltd.]
* Support DPI imports and exports with double underscores (#5481). * Support DPI imports and exports with double underscores (#5481).
* Support objcache when compiling Verilated files with cmake.
* Add error on instances without parenthesis. * Add error on instances without parenthesis.
* Add partial coverage symbol and branch data in lcov info files (#5388). [Andrew Nolte] * Add partial coverage symbol and branch data in lcov info files (#5388). [Andrew Nolte]
* Add method to check if there are VPI callbacks of the given type (#5399). [Kaleb Barrett] * Add method to check if there are VPI callbacks of the given type (#5399). [Kaleb Barrett]

3
test_regress/t/t_a7_hier_block_cmake.py
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@ -8,6 +8,7 @@
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0 # SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
import vltest_bootstrap import vltest_bootstrap
import multiprocessing
# If a test fails, broken .cmake may disturb the next run # If a test fails, broken .cmake may disturb the next run
test.clean_objs() test.clean_objs()
@ -29,7 +30,7 @@ test.run(logfile=test.obj_dir + "/cmake.log",
test.run(logfile=test.obj_dir + "/build.log", test.run(logfile=test.obj_dir + "/build.log",
cmd=[ cmd=[
'cd "' + test.obj_dir + '" && cmake --build', '.', ('-v' if test.verbose else ''), 'cd "' + test.obj_dir + '" && cmake --build', '.', ('-v' if test.verbose else ''),
'--', "CXX_FLAGS=" + str(threads) '-j ' + str(multiprocessing.cpu_count()), '--', "CXX_FLAGS=" + str(threads)
]) ])
test.run(logfile=test.obj_dir + "/run.log", test.run(logfile=test.obj_dir + "/run.log",

31
verilator-config.cmake.in
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@ -227,6 +227,37 @@ function(verilate TARGET)
set(COMPILER gcc) set(COMPILER gcc)
endif() endif()
set(OBJCACHE "" CACHE STRING "Path for ccache, auto-detected if empty")
option(OBJCACHE_ENABLED "Compile Verilator with ccache" ON)
if(OBJCACHE_ENABLED)
if(OBJCACHE STREQUAL "")
find_program(OBJCACHE_PATH ccache)
if(OBJCACHE_PATH STREQUAL "OBJCACHE_PATH-NOTFOUND")
set(OBJCACHE_PATH "")
endif()
else()
set(OBJCACHE_PATH "${OBJCACHE}")
endif()
if(NOT OBJCACHE_PATH STREQUAL "")
execute_process(
COMMAND "${OBJCACHE_PATH}" --version
OUTPUT_VARIABLE objcache_version
)
string(
REGEX MATCH
"[^\n\r]+"
objcache_version
"${objcache_version}"
)
message(
STATUS
"Found ccache: ${OBJCACHE_PATH} (\"${objcache_version}\")"
)
set(CMAKE_CXX_COMPILER_LAUNCHER "${OBJCACHE_PATH}")
endif()
endif()
get_target_property(BINARY_DIR "${TARGET}" BINARY_DIR) get_target_property(BINARY_DIR "${TARGET}" BINARY_DIR)
get_target_property(TARGET_NAME "${TARGET}" NAME) get_target_property(TARGET_NAME "${TARGET}" NAME)
set(VDIR set(VDIR