[GR-60022] Map files in shared objects to relative paths for debugging on other systems.

Author: timfel

graalpython/com.oracle.graal.python.cext/CMakeLists.txt

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2023, Oracle and/or its affiliates.
+# Copyright (c) 2023, 2024, Oracle and/or its affiliates.
 #
 # All rights reserved.
 #
@@ -43,7 +43,8 @@ endif()
 
 if(WIN32)
     require_var(GRAALVM_LLVM_LIB_DIR)
-  endif()
+endif()
+require_var(GRAALPY_PARENT_DIR)
 require_var(CAPI_INC_DIR)
 require_var(PYCONFIG_INCLUDE_DIR)
 require_var(TRUFFLE_H_INC)
@@ -69,6 +70,8 @@ set(CFLAGS_WARNINGS -Wall -Werror,-Wunknown-warning-option -Wno-unused-function
                     -Wno-incompatible-pointer-types-discards-qualifiers -Wno-pointer-type-mismatch
                     -Wno-braced-scalar-init -Wno-deprecated-declarations)
 
+add_compile_options(-ffile-prefix-map=${GRAALPY_PARENT_DIR}=.)
+
 # preprocessor defines for all platforms
 add_compile_definitions(
     NDEBUG

graalpython/com.oracle.graal.python.hpy.llvm/CMakeLists.txt

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2023, Oracle and/or its affiliates.
+# Copyright (c) 2023, 2024, Oracle and/or its affiliates.
 #
 # All rights reserved.
 #
@@ -45,6 +45,7 @@ set(TARGET_LIB "hpy-native")
 # don't install into the system but into the MX project's output dir
 set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR})
 
+require_var(GRAALPY_PARENT_DIR)
 require_var(GRAALVM_HPY_INCLUDE_DIR)
 require_var(GRAALVM_PYTHON_INCLUDE_DIR)
 require_var(PYCONFIG_INCLUDE_DIR)
@@ -96,6 +97,8 @@ target_include_directories(${TARGET_LIB} PRIVATE
     "${TRUFFLE_H_INC}"
 )
 
+add_compile_options(-ffile-prefix-map=${GRAALPY_PARENT_DIR}=.)
+
 target_compile_definitions(${TARGET_LIB} PRIVATE
     HPY_ABI_HYBRID
     NDEBUG

mx.graalpython/mx_graalpython.py

@@ -1668,6 +1668,10 @@ def _get_suite_dir(suitename):
     return mx.suite(suitename).dir
 
 
+def _get_suite_parent_dir(suitename):
+    return os.path.dirname(mx.suite(suitename).dir)
+
+
 def _get_src_dir(projectname):
     for suite in mx.suites():
         for p in suite.projects:
@@ -1784,6 +1788,7 @@ def dev_tag(arg=None, **kwargs):
 
 
 mx_subst.path_substitutions.register_with_arg('suite', _get_suite_dir)
+mx_subst.path_substitutions.register_with_arg('suite_parent', _get_suite_parent_dir)
 mx_subst.path_substitutions.register_with_arg('src_dir', _get_src_dir)
 mx_subst.path_substitutions.register_with_arg('output_root', _get_output_root)
 mx_subst.path_substitutions.register_with_arg('py_ver', py_version_short)

mx.graalpython/suite.py

@@ -707,6 +707,7 @@
                             "TRUFFLE_H_INC": "<path:SULONG_LEGACY>/include",
                             "TRUFFLE_NFI_H_INC": "<path:com.oracle.truffle.nfi.native>/include",
                             "CMAKE_C_COMPILER": "<toolchainGetToolPath:native,CC>",
+                            "GRAALPY_PARENT_DIR": "<suite_parent:graalpython>",
                             "GRAALPY_EXT": "<graalpy_ext:native>",
                         },
                         "results": [
@@ -727,6 +728,7 @@
                             "TRUFFLE_H_INC": "<path:SULONG_LEGACY>/include",
                             "TRUFFLE_NFI_H_INC": "<path:com.oracle.truffle.nfi.native>/include",
                             "CMAKE_C_COMPILER": "<toolchainGetToolPath:native,CC>",
+                            "GRAALPY_PARENT_DIR": "<suite_parent:graalpython>",
                             "GRAALPY_EXT": "<graalpy_ext:native>",
                         },
                         "results": [
@@ -783,6 +785,7 @@
                             "GRAALVM_PYTHON_INCLUDE_DIR": "<path:com.oracle.graal.python.cext>/include",
                             "TRUFFLE_H_INC": "<path:SULONG_LEGACY>/include",
                             "CMAKE_C_COMPILER": "<toolchainGetToolPath:native,CC>",
+                            "GRAALPY_PARENT_DIR": "<suite_parent:graalpython>",
                         },
                     },
                 },
@@ -794,6 +797,7 @@
                             "GRAALVM_PYTHON_INCLUDE_DIR": "<path:com.oracle.graal.python.cext>/include",
                             "TRUFFLE_H_INC": "<path:SULONG_LEGACY>/include",
                             "CMAKE_C_COMPILER": "<toolchainGetToolPath:native,CC>",
+                            "GRAALPY_PARENT_DIR": "<suite_parent:graalpython>",
                         },
                     },
                 },