optimize get sourcefile for export all

Author: waruqi

xmake/rules/utils/symbols/export_all/export_all.lua

@@ -29,30 +29,27 @@ import("utils.progress")
 -- It is not very accurate because some rules automatically
 -- generate objectfiles and do not save the corresponding sourcefiles.
 -- @see https://github.com/xmake-io/xmake/issues/5601
-function _get_sourcefile_from_objectfile(target, objectfile)
-    local sourcefile
+function _get_sourcefiles_map(target, sourcefiles_map)
     for _, sourcebatch in pairs(target:sourcebatches()) do
-        local sourcefiles = sourcebatch.sourcefiles
-        if sourcefiles then
-            for idx, obj in ipairs(sourcebatch.objectfiles) do
-                if obj == objectfile then
-                    sourcefile = sourcefiles[idx]
-                    break
+        for idx, sourcefile in ipairs(sourcebatch.sourcefiles) do
+            local objectfiles = sourcebatch.objectfiles
+            if objectfiles then
+                local objectfile = objectfiles[idx]
+                if objectfile then
+                    sourcefiles_map[objectfile] = sourcefile
                 end
             end
         end
     end
-    if not sourcefile then
-        for _, dep in ipairs(target:orderdeps()) do
-            if dep:is_object() then
-                sourcefile = _get_sourcefile_from_objectfile(dep, objectfile)
-                if sourcefile then
-                    break
-                end
+    local plaindeps = target:get("deps")
+    if plaindeps then
+        for _, depname in ipairs(plaindeps) do
+            local dep = target:dep(depname)
+            if dep and dep:is_object() then
+                _get_sourcefiles_map(dep, sourcefiles_map)
             end
         end
     end
-    return sourcefile
 end
 
 -- use dumpbin to get all symbols from object files
@@ -61,13 +58,14 @@ function _get_allsymbols_by_dumpbin(target, dumpbin, opt)
     local allsymbols = hashset.new()
     local export_classes = opt.export_classes
     local export_filter = opt.export_filter
+    local sourcefiles_map = {}
+    if export_filter then
+        _get_sourcefiles_map(target, sourcefiles_map)
+    end
     for _, objectfile in ipairs(target:objectfiles()) do
         local objectsymbols = try { function () return os.iorunv(dumpbin, {"/symbols", "/nologo", objectfile}) end }
         if objectsymbols then
-            local sourcefile
-            if export_filter then
-                sourcefile = _get_sourcefile_from_objectfile(target, objectfile)
-            end
+            local sourcefile = sourcefiles_map[objectfile]
             for _, line in ipairs(objectsymbols:split('\n', {plain = true})) do
                 -- https://docs.microsoft.com/en-us/cpp/build/reference/symbols
                 -- 008 00000000 SECT3  notype ()    External     | add
@@ -108,13 +106,14 @@ function _get_allsymbols_by_objdump(target, objdump, opt)
     local allsymbols = hashset.new()
     local export_classes = opt.export_classes
     local export_filter = opt.export_filter
+    local sourcefiles_map = {}
+    if export_filter then
+        _get_sourcefiles_map(target, sourcefiles_map)
+    end
     for _, objectfile in ipairs(target:objectfiles()) do
         local objectsymbols = try { function () return os.iorunv(objdump, {"--syms", objectfile}) end }
         if objectsymbols then
-            local sourcefile
-            if export_filter then
-                sourcefile = _get_sourcefile_from_objectfile(target, objectfile)
-            end
+            local sourcefile = sourcefiles_map[objectfile]
             for _, line in ipairs(objectsymbols:split('\n', {plain = true})) do
                 if line:find("(scl   2)", 1, true) then
                     local splitinfo = line:split("%s")