add flang support

1 files changed, 56 insertions, 0 deletions

diff --git a/xmake/toolchains/flang/xmake.lua b/xmake/toolchains/flang/xmake.lua
new file mode 100644
index 000000000..72eb45258
--- /dev/null
+++ b/xmake/toolchains/flang/xmake.lua
@@ -0,0 +1,56 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015-present, Xmake Open Source Community.
+--
+-- @author      ruki
+-- @file        xmake.lua
+--
+
+-- define toolchain
+toolchain("flang")
+
+    -- set homepage
+    set_homepage("https://flang.llvm.org/")
+    set_description("LLVM Fortran Compiler")
+
+    -- mark as standalone toolchain
+    set_kind("standalone")
+
+    -- set toolset
+    set_toolset("fc",   "$(env FC)", "flang")
+    set_toolset("fcld", "$(env FC)", "flang")
+    set_toolset("fcsh", "$(env FC)", "flang")
+    set_toolset("ar",   "llvm-ar", "ar")
+
+    -- on check
+    on_check(function (toolchain)
+        return import("lib.detect.find_tool")("flang", {program = "flang"})
+    end)
+
+    -- on load
+    on_load(function (toolchain)
+        local march
+        if toolchain:is_arch("x86_64", "x64", "arm64") then
+            march = "-m64"
+        elseif toolchain:is_arch("i386", "x86", "i686") then
+            march = "-m32"
+        end
+        if march then
+            toolchain:add("fcflags",   march)
+            toolchain:add("fcshflags", march)
+            toolchain:add("fcldflags", march)
+        end
+    end)
+