diff options
| -rw-r--r-- | xmake/rules/verilator/xmake.lua | 65 |
1 files changed, 64 insertions, 1 deletions
diff --git a/xmake/rules/verilator/xmake.lua b/xmake/rules/verilator/xmake.lua index 4b7a80f7a..4620666f2 100644 --- a/xmake/rules/verilator/xmake.lua +++ b/xmake/rules/verilator/xmake.lua @@ -24,6 +24,70 @@ rule("verilator.binary") target:set("kind", "binary") end) + on_config(function (target) + local toolchain = assert(target:toolchain("verilator"), 'we need set_toolchains("verilator") in target("%s")', target:name()) + local verilator = assert(toolchain:config("verilator"), "verilator not found!") + local autogendir = path.join(target:autogendir(), "rules", "verilator") + local tmpdir = os.tmpfile() .. ".dir" + local cmakefile = path.join(tmpdir, "test.cmake") + local sourcefile = path.join(tmpdir, "main.v") + local argv = {"--cc", "--make", "cmake", "--prefix", "test", "--Mdir", tmpdir, sourcefile} + io.writefile(sourcefile, [[ +module hello; + initial begin + $display("hello world!"); + $finish ; + end +endmodule]]) + os.mkdir(tmpdir) + os.runv(verilator, argv) + + -- parse some configurations from cmakefile + local verilator_root + io.gsub(cmakefile, "set%((%S-) (.-)%)", function (key, values) + if key == "VERILATOR_ROOT" then + verilator_root = values:match("\"(.-)\" CACHE PATH") + if not verilator_root then + verilator_root = values:match("(.-) CACHE PATH") + end + end + end) + assert(verilator_root, "the verilator root directory not found!") + + -- add includedirs + target:add("includedirs", autogendir) + target:add("includedirs", path.join(verilator_root, "include")) + target:add("includedirs", path.join(verilator_root, "include", "vltstd")) + + -- set languages + local languages = target:get("languages") + local cxxlang = false + for _, lang in ipairs(languages) do + if lang:startswith("xx") or lang:startswith("++") then + cxxlang = true + break + end + end + if not cxxlang then + target:set("languages", "c++20") + end + + -- TODO add defines + target:add("defines", "VM_COVERAGE=0") + target:add("defines", "VM_SC=0") + target:add("defines", "VM_TRACE=1") + target:add("defines", "VM_TRACE_FST=0") + target:add("defines", "VM_TRACE_VCD=1") + + -- add syslinks + if target:is_plat("linux", "macosx") then + target:add("syslinks", "pthread") + target:add("ldflags", "-fcoroutines") + end + + os.rm(tmpdir) + end) + before_buildcmd_files(function(target, batchcmds, sourcebatch, opt) local toolchain = assert(target:toolchain("verilator"), 'we need set_toolchains("verilator") in target("%s")', target:name()) local verilator = assert(toolchain:config("verilator"), "verilator not found!") @@ -52,7 +116,6 @@ rule("verilator.binary") local verilator = assert(toolchain:config("verilator"), "verilator not found!") local autogendir = path.join(target:autogendir(), "rules", "verilator") local targetname = target:name() - local cmakefile = path.join(autogendir, targetname .. ".cmake") local dependfile = path.join(autogendir, targetname .. ".build.d") -- TODO we need get correct files list |