From 0edd8ff4b884eebc30ab04870ab0ea2bb9e4bb60 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Mon, 15 Dec 2025 22:41:55 +0800
Subject: improve cosmocc for binutils

---
 xmake/modules/cli/binutils/bin2obj.lua |  3 ++-
 xmake/modules/utils/binary/bin2obj.lua | 29 +++++++++++++++++++++++++++++
 xmake/rules/utils/bin2obj/utils.lua    | 32 ++------------------------------
 3 files changed, 33 insertions(+), 31 deletions(-)

diff --git a/xmake/modules/cli/binutils/bin2obj.lua b/xmake/modules/cli/binutils/bin2obj.lua
index 6ee6c2158..06493143a 100644
--- a/xmake/modules/cli/binutils/bin2obj.lua
+++ b/xmake/modules/cli/binutils/bin2obj.lua
@@ -31,7 +31,8 @@ local options = {
     {'p', "plat",          "kv", nil,   "Set the target platform (macosx, iphoneos, etc.)."},
     {nil, "target_minver", "kv", nil,   "Set the target minimum version (e.g., 10.0, 18.2)."},
     {nil, "xcode_sdkver",  "kv", nil,   "Set the Xcode SDK version (e.g., 10.0, 18.2)."},
-    {nil, "zeroend",       "k",  nil,   "Append a null terminator ('\\0') at the end of data."}
+    {nil, "zeroend",       "k",  nil,   "Append a null terminator ('\\0') at the end of data."},
+    {nil, "cosmocc",       "k",  nil,   "Enable cosmocc support (generate concomitant object file)."}
 }
 
 function main(...)
diff --git a/xmake/modules/utils/binary/bin2obj.lua b/xmake/modules/utils/binary/bin2obj.lua
index 13ff633e1..e77cfad6f 100644
--- a/xmake/modules/utils/binary/bin2obj.lua
+++ b/xmake/modules/utils/binary/bin2obj.lua
@@ -49,6 +49,35 @@ function main(binarypath, outputpath, opt)
     -- do conversion
     binutils.bin2obj(binarypath, outputpath, opt)
 
+    -- generate concomitant object file for cosmocc
+    if opt.cosmocc then
+        local arch = opt.arch or "x86_64"
+        local arch_concomitant
+        local objectfile_concomitant
+        if arch == "x86_64" or arch == "x64" then
+            arch_concomitant = "aarch64"
+            objectfile_concomitant = path.join(path.directory(outputpath), ".aarch64", path.filename(outputpath))
+        elseif arch == "aarch64" or arch == "arm64" then
+            arch_concomitant = "x86_64"
+            objectfile_concomitant = path.join(path.directory(outputpath), ".x86_64", path.filename(outputpath))
+        end
+
+        if arch_concomitant and objectfile_concomitant then
+
+            -- clone options for concomitant
+            local opt_concomitant = table.clone(opt)
+            opt_concomitant.arch = arch_concomitant
+            opt_concomitant.cosmocc = false
+
+            -- trace
+            print("converting binary file %s to %s object file %s ..", binarypath, format or "coff", objectfile_concomitant)
+
+            -- do conversion
+            os.mkdir(path.directory(objectfile_concomitant))
+            binutils.bin2obj(binarypath, objectfile_concomitant, opt_concomitant)
+        end
+    end
+
     -- trace
     cprint("${bright}%s generated!", outputpath)
 end
diff --git a/xmake/rules/utils/bin2obj/utils.lua b/xmake/rules/utils/bin2obj/utils.lua
index 7149a72a6..3e8802e97 100644
--- a/xmake/rules/utils/bin2obj/utils.lua
+++ b/xmake/rules/utils/bin2obj/utils.lua
@@ -113,38 +113,10 @@ function generate_objectfile(target, batchcmds, binaryfile, opt)
     if zeroend then
         table.insert(argv, "--zeroend")
     end
-    batchcmds:vlua("cli.binutils.bin2obj", argv)
-
-    -- generate concomitant object file for cosmocc
     if is_cosmocc then
-        local arch_concomitant
-        local objectfile_concomitant
-        if arch == "x86_64" or arch == "x64" then
-            arch_concomitant = "aarch64"
-            objectfile_concomitant = path.join(path.directory(objectfile), ".aarch64", path.filename(objectfile))
-        elseif arch == "aarch64" or arch == "arm64" then
-            arch_concomitant = "x86_64"
-            objectfile_concomitant = path.join(path.directory(objectfile), ".x86_64", path.filename(objectfile))
-        end
-
-        if arch_concomitant and objectfile_concomitant then
-            batchcmds:mkdir(path.directory(objectfile_concomitant))
-            local argv_concomitant = {
-                "-i", path(binaryfile),
-                "-o", path(objectfile_concomitant),
-                "-f", format,
-                "-a", arch_concomitant,
-                "-p", plat
-            }
-            if symbol_prefix ~= "_binary_" then
-                table.insert(argv_concomitant, "--symbol_prefix=" .. symbol_prefix)
-            end
-            if zeroend then
-                table.insert(argv_concomitant, "--zeroend")
-            end
-            batchcmds:vlua("cli.binutils.bin2obj", argv_concomitant)
-        end
+        table.insert(argv, "--cosmocc")
     end
+    batchcmds:vlua("cli.binutils.bin2obj", argv)
 
     return objectfile
 end
-- 
cgit v1.3.1