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96 lines
3.8 KiB
96 lines
3.8 KiB
1 week ago
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rule("generate.ispc")
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set_extensions(".ispc")
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on_config(function (target)
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local headersdir = path.join(target:autogendir(), "rules", "ispc", "headers")
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os.mkdir(headersdir)
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target:add("includedirs", headersdir, {public = true})
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end)
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before_buildcmd_file(function (target, batchcmds, sourcefile_ispc, opt)
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import("lib.detect.find_tool")
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local ispc = assert(find_tool("ispc"), "ispc not found!")
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local flags = {}
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if target:values("ispc.flags") then
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table.join2(flags, target:values("ispc.flags"))
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end
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if target:get("symbols") == "debug" then
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table.insert(flags, "-g")
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end
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if target:get("optimize") == "none" then
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table.insert(flags, "-O0")
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elseif target:get("optimize") == "fast" then
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table.insert(flags, "-O2")
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elseif target:get("optimize") == "faster" or target:get("optimize") == "fastest" then
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table.insert(flags, "-O3")
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elseif target:get("optimize") == "smallest" then
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table.insert(flags, "-O1")
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end
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if target:get("warnings") == "none" then
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table.insert(flags, "--woff")
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elseif target:get("warnings") == "error" then
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table.insert(flags, "--werror")
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end
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if not target:is_plat("windows") then
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table.insert(flags, "--pic")
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end
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local headersdir = path.join(target:autogendir(), "rules", "ispc", "headers")
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local objectfile = target:objectfile(sourcefile_ispc)
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local objectdir = path.directory(objectfile)
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local headersfile
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local header_extension = target:extraconf("rules", "generate.ispc", "header_extension")
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if header_extension then
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headersfile = path.join(headersdir, path.basename(sourcefile_ispc) .. header_extension)
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else
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headersfile = path.join(headersdir, path.filename(sourcefile_ispc) .. ".h")
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end
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local arch = target:extraconf("rules", "generate.ispc", "arch")
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if arch then
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table.insert(flags, "--arch=" .. arch)
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end
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local target_list = target:extraconf("rules", "generate.ispc", "target_list")
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if target_list then
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local targets = ""
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for _, target_item in ipairs(target_list) do
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targets = targets .. target_item .. ","
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end
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table.insert(flags, "--target=" .. targets)
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end
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table.insert(flags, "-o")
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table.insert(flags, path(objectfile))
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table.insert(flags, "-h")
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table.insert(flags, path(headersfile))
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table.insert(flags, "-I")
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table.insert(flags, os.projectdir())
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table.insert(flags, path(sourcefile_ispc))
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local compile_flags = "ispc "
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for _, flag in ipairs(flags) do
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compile_flags = compile_flags .. tostring(flag) .. " "
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end
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print("try building ispc file: %s", compile_flags)
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batchcmds:show_progress(opt.progress, "${color.build.object}compiling.ispc %s", sourcefile_ispc)
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batchcmds:mkdir(objectdir)
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batchcmds:vrunv(ispc.program, flags)
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table.insert(target:objectfiles(), objectfile)
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if table.getn(target_list) > 1 then
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for _, target_item in ipairs(target_list) do
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i, _ = string.find(target_item, "[.-]")
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obj_suffix = string.sub(target_item, 1, i-1)
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obj_suffix = string.gsub(obj_suffix, "avx1", "avx")
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table.insert(target:objectfiles(), target:objectfile(sourcefile_ispc .. "_" .. obj_suffix))
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end
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end
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batchcmds:add_depfiles(sourcefile_ispc, headersfile)
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batchcmds:set_depmtime(os.mtime(objectfile))
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batchcmds:set_depcache(target:dependfile(objectfile))
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end)
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