Fix the libcompiler_rt path.

litex/soc/integration/builder.py

@@ -15,6 +15,7 @@ import struct
 import shutil
 
 from litex.build.tools import write_to_file
+from litex.data.find import find_data
 from litex.soc.integration import export, soc_core
 
 __all__ = ["soc_software_packages", "soc_directory",
@@ -100,6 +101,8 @@ class Builder:
                 exec_profiles["EXECUTE_IN_PLACE"] = "1"
             for k, v in exec_profiles.items():
                 define(k, v)
+            define(
+                "COMPILER_RT_DIRECTORY", find_data("software", "compiler_rt"))
             define("SOC_DIRECTORY", soc_directory)
             variables_contents.append("export BUILDINC_DIRECTORY\n")
             define("BUILDINC_DIRECTORY", self.include_dir)

litex/soc/software/libcompiler_rt/Makefile

@@ -23,7 +23,7 @@ libcompiler_rt.a: $(OBJECTS)
 mulsi3.o: $(SOC_DIRECTORY)/software/libcompiler_rt/mulsi3.c
 	$(compile)
 
-%.o: $(SOC_DIRECTORY)/software/compiler_rt/lib/builtins/%.c
+%.o: $(COMPILER_RT_DIRECTORY)/lib/builtins/%.c
 	$(compile)
 
 .PHONY: all clean