# HG changeset patch
# User ChristianK
# Date 1215711514 -7200
# Node ID 3c8c58c24aa84d07b38c4be12690b938f186d7b1
# Parent  c542d12017e50b284800b220a543e472587fcfbe
[svn r346] Fixed #55 - llvmdc can link as fast as dmd now!
Made runtime to compile to native by default. Changed linker.cpp to link in native runtime library.
This change requires a runtime rebuild as well as a new symbolic link in lib/ to tango/lib/libtango-base-llvmdc-native.a.

diff -r c542d12017e5 -r 3c8c58c24aa8 gen/linker.cpp
--- a/gen/linker.cpp	Thu Jul 10 00:13:09 2008 +0200
+++ b/gen/linker.cpp	Thu Jul 10 19:38:34 2008 +0200
@@ -150,7 +150,6 @@
     }
 
     // default libs
-    args.push_back("-ltango-base-c-llvmdc");
     args.push_back("-lpthread");
     args.push_back("-ldl");
     args.push_back("-lm");
@@ -167,7 +166,7 @@
     std::string runtime_path(global.params.runtimePath);
     if (*runtime_path.rbegin() != '/')
         runtime_path.append("/");
-    runtime_path.append("libtango-base-llvmdc.a");
+    runtime_path.append("libtango-base-llvmdc-native.a");
     args.push_back(runtime_path.c_str());
 
     // print link command?
diff -r c542d12017e5 -r 3c8c58c24aa8 tango/lib/llvmdc-posix.mak
--- a/tango/lib/llvmdc-posix.mak	Thu Jul 10 00:13:09 2008 +0200
+++ b/tango/lib/llvmdc-posix.mak	Thu Jul 10 19:38:34 2008 +0200
@@ -14,6 +14,8 @@
 LIB_MASK=libtango-base-llvmdc*.a
 LIB_TARGET_C=libtango-base-c-llvmdc.a
 LIB_MASK_C=libtango-base-c-llvmdc*.a
+LIB_NAME_NATIVE=libtango-base-llvmdc-native
+LIB_TARGET_NATIVE=$(LIB_NAME_NATIVE).a
 
 DIR_CC=./common/tango
 DIR_RT=./compiler/llvmdc
@@ -28,12 +30,14 @@
 LC=llvm-ar rsv
 CLC=ar rsv
 DC=llvmdc
+LLVMLINK=llvm-link
+LLC=llc
 
 ADD_CFLAGS=
 ADD_DFLAGS=
 
-targets : lib doc
-all     : lib doc
+targets : nativelib doc
+all     : nativelib lib doc
 
 ######################################################
 
@@ -56,6 +60,23 @@
 	$(CLC) $(LIB_TARGET_C) `find $(DIR_CC) -name "*.o" | xargs echo`
 	$(CLC) $(LIB_TARGET_C) `find $(DIR_RT) -name "*.o" | xargs echo`
 
+nativelib: $(ALL_OBJS)
+	make -C $(DIR_CC) -fllvmdc.mak lib DC=$(DC) ADD_DFLAGS="$(ADD_DFLAGS)" ADD_CFLAGS="$(ADD_CFLAGS)"
+	make -C $(DIR_RT) -fllvmdc.mak lib
+	make -C $(DIR_GC) -fllvmdc.mak lib DC=$(DC) ADD_DFLAGS="$(ADD_DFLAGS)" ADD_CFLAGS="$(ADD_CFLAGS)"
+
+	$(RM) $(LIB_NAME_NATIVE)*
+
+	# first link all bcs together to a single bitcode file
+	$(LLVMLINK) -o=$(LIB_NAME_NATIVE)-llvm.bc `find $(DIR_CC) $(DIR_RT) $(DIR_GC) -name "*.bc"`
+	# then compile to assembler
+	$(LLC) -o=$(LIB_NAME_NATIVE)-llvm.s $(LIB_NAME_NATIVE)-llvm.bc
+	# assemble native code
+	$(CC) -c -o $(LIB_NAME_NATIVE)-llvm.o $(LIB_NAME_NATIVE)-llvm.s
+	# make an archive containing it and the other native object files
+	$(CLC) $(LIB_TARGET_NATIVE) $(LIB_NAME_NATIVE)-llvm.o `find $(DIR_CC) $(DIR_RT) -name "*.o"`
+	
+
 doc : $(ALL_DOCS)
 	make -C $(DIR_CC) -fllvmdc.mak doc
 	make -C $(DIR_RT) -fllvmdc.mak doc
@@ -72,6 +93,7 @@
 	make -C $(DIR_GC) -fllvmdc.mak clean
 	$(RM) $(LIB_MASK)
 	$(RM) $(LIB_MASK_C)
+	$(RM) $(LIB_NAME_NATIVE)*
 
 install :
 	make -C $(DIR_CC) -fllvmdc.mak install