https://github.com/arichardson updated
https://github.com/llvm/llvm-project/pull/114307
>From 6a6483cfe53ad33d3a5cd4432c33a5af93694668 Mon Sep 17 00:00:00 2001
From: Alexander Richardson <alexrichard...@google.com>
Date: Wed, 30 Oct 2024 14:33:11 -0700
Subject: [PATCH 1/2] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20in?=
=?UTF-8?q?itial=20version?=
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Created using spr 1.3.6-beta.1
---
compiler-rt/cmake/Modules/AddCompilerRT.cmake | 1 +
compiler-rt/test/hwasan/lit.cfg.py | 9 +++++
compiler-rt/test/lit.common.configured.in | 1 +
libcxx/CMakeLists.txt | 12 +++---
libcxxabi/CMakeLists.txt | 6 +--
runtimes/CMakeLists.txt | 40 +++++++++++++++++--
6 files changed, 53 insertions(+), 16 deletions(-)
diff --git a/compiler-rt/cmake/Modules/AddCompilerRT.cmake
b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
index e3d81d241b1054..b2f33d1a961c74 100644
--- a/compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -773,6 +773,7 @@ function(configure_compiler_rt_lit_site_cfg input output)
string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE}
COMPILER_RT_RESOLVED_TEST_COMPILER ${COMPILER_RT_TEST_COMPILER})
string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE}
COMPILER_RT_RESOLVED_OUTPUT_DIR ${COMPILER_RT_OUTPUT_DIR})
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE}
COMPILER_RT_RESOLVED_EXEC_OUTPUT_DIR ${COMPILER_RT_EXEC_OUTPUT_DIR})
string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE}
COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR ${output_dir})
configure_lit_site_cfg(${input} ${output})
diff --git a/compiler-rt/test/hwasan/lit.cfg.py
b/compiler-rt/test/hwasan/lit.cfg.py
index 594f3294a84ac1..bbf23e683240ac 100644
--- a/compiler-rt/test/hwasan/lit.cfg.py
+++ b/compiler-rt/test/hwasan/lit.cfg.py
@@ -2,6 +2,9 @@
import os
+from lit.llvm import llvm_config
+from lit.llvm.subst import ToolSubst, FindTool
+
# Setup config name.
config.name = "HWAddressSanitizer" + getattr(config, "name_suffix", "default")
@@ -74,6 +77,12 @@ def build_invocation(compile_flags):
("%env_hwasan_opts=", "env HWASAN_OPTIONS=" + default_hwasan_opts_str)
)
+# Ensure that we can use hwasan_symbolize from the expected location
+llvm_config.add_tool_substitutions(
+ [ToolSubst("hwasan_symbolize", unresolved="fatal")],
+ search_dirs=[config.compiler_rt_bindir],
+)
+
# Default test suffixes.
config.suffixes = [".c", ".cpp"]
diff --git a/compiler-rt/test/lit.common.configured.in
b/compiler-rt/test/lit.common.configured.in
index 66935c358afedd..050792b6b26217 100644
--- a/compiler-rt/test/lit.common.configured.in
+++ b/compiler-rt/test/lit.common.configured.in
@@ -28,6 +28,7 @@ set_default("python_executable", "@Python3_EXECUTABLE@")
set_default("compiler_rt_debug", @COMPILER_RT_DEBUG_PYBOOL@)
set_default("compiler_rt_intercept_libdispatch",
@COMPILER_RT_INTERCEPT_LIBDISPATCH_PYBOOL@)
set_default("compiler_rt_output_dir", "@COMPILER_RT_RESOLVED_OUTPUT_DIR@")
+set_default("compiler_rt_bindir", "@COMPILER_RT_RESOLVED_EXEC_OUTPUT_DIR@")
set_default("compiler_rt_libdir", "@COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR@")
set_default("emulator", "@COMPILER_RT_EMULATOR@")
set_default("asan_shadow_scale", "@COMPILER_RT_ASAN_SHADOW_SCALE@")
diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
index 95a7d10f055ea7..7b3f032fd82126 100644
--- a/libcxx/CMakeLists.txt
+++ b/libcxx/CMakeLists.txt
@@ -413,9 +413,9 @@ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
string(APPEND LIBCXX_TARGET_SUBDIR /${LIBCXX_LIBDIR_SUBDIR})
endif()
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LIBCXX_TARGET_SUBDIR})
- set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
- set(LIBCXX_GENERATED_MODULE_DIR "${LLVM_BINARY_DIR}/modules/c++/v1")
- set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR
"${LLVM_BINARY_DIR}/include/${LIBCXX_TARGET_SUBDIR}/c++/v1")
+ set(LIBCXX_GENERATED_INCLUDE_DIR "${LIBCXX_BINARY_DIR}/include/c++/v1")
+ set(LIBCXX_GENERATED_MODULE_DIR "${LIBCXX_BINARY_DIR}/modules/c++/v1")
+ set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR
"${LIBCXX_BINARY_DIR}/include/${LIBCXX_TARGET_SUBDIR}/c++/v1")
set(LIBCXX_INSTALL_LIBRARY_DIR
lib${LLVM_LIBDIR_SUFFIX}/${LIBCXX_TARGET_SUBDIR} CACHE STRING
"Path where built libc++ libraries should be installed.")
set(LIBCXX_INSTALL_INCLUDE_TARGET_DIR
"${CMAKE_INSTALL_INCLUDEDIR}/${LIBCXX_TARGET_SUBDIR}/c++/v1" CACHE STRING
@@ -424,13 +424,11 @@ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
else()
if(LLVM_LIBRARY_OUTPUT_INTDIR)
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
- set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
- set(LIBCXX_GENERATED_MODULE_DIR "${LLVM_BINARY_DIR}/modules/c++/v1")
else()
set(LIBCXX_LIBRARY_DIR ${CMAKE_BINARY_DIR}/lib${LIBCXX_LIBDIR_SUFFIX})
- set(LIBCXX_GENERATED_INCLUDE_DIR "${CMAKE_BINARY_DIR}/include/c++/v1")
- set(LIBCXX_GENERATED_MODULE_DIR "${CMAKE_BINARY_DIR}/modules/c++/v1")
endif()
+ set(LIBCXX_GENERATED_INCLUDE_DIR "${LIBCXX_BINARY_DIR}/include/c++/v1")
+ set(LIBCXX_GENERATED_MODULE_DIR "${LIBCXX_BINARY_DIR}/modules/c++/v1")
set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR "${LIBCXX_GENERATED_INCLUDE_DIR}")
set(LIBCXX_INSTALL_LIBRARY_DIR lib${LIBCXX_LIBDIR_SUFFIX} CACHE STRING
"Path where built libc++ libraries should be installed.")
diff --git a/libcxxabi/CMakeLists.txt b/libcxxabi/CMakeLists.txt
index da0e8b286cddc1..d5f5e49d0086fe 100644
--- a/libcxxabi/CMakeLists.txt
+++ b/libcxxabi/CMakeLists.txt
@@ -86,11 +86,7 @@ set(LIBCXXABI_STATIC_OUTPUT_NAME "c++abi" CACHE STRING
"Output name for the stat
set(LIBCXXABI_INSTALL_INCLUDE_DIR "${CMAKE_INSTALL_INCLUDEDIR}/c++/v1" CACHE
STRING "Path to install the libc++abi headers at.")
-if(LLVM_LIBRARY_OUTPUT_INTDIR)
- set(LIBCXXABI_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
-else()
- set(LIBCXXABI_GENERATED_INCLUDE_DIR "${CMAKE_BINARY_DIR}/include/c++/v1")
-endif()
+set(LIBCXXABI_GENERATED_INCLUDE_DIR "${LIBCXXABI_BINARY_DIR}/include/c++/v1")
set(LIBCXXABI_LIBCXX_LIBRARY_PATH "" CACHE PATH "The path to libc++ library.")
set(LIBCXXABI_LIBRARY_VERSION "1.0" CACHE STRING
diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt
index 830165c799c2ab..af51ad70cf3e5b 100644
--- a/runtimes/CMakeLists.txt
+++ b/runtimes/CMakeLists.txt
@@ -49,6 +49,16 @@ function(runtime_register_component name)
set_property(GLOBAL APPEND PROPERTY SUB_COMPONENTS ${name})
endfunction()
+# This file can be used in two ways: it is either called from
llvm/CMakeLists.txt
+# where case we reuse the build tree of the top-level build or directly invoked
+# in this directory. In that case we might be building against a LLVM install
+# tree and might not have a valid build tree set up yet.
+set(RUNTIMES_STANDALONE_BUILD OFF)
+if ("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_LIST_DIR}")
+ message(STATUS "Performing standalone runtimes build.")
+ set(RUNTIMES_STANDALONE_BUILD ON)
+endif()
+
find_package(LLVM PATHS "${LLVM_BINARY_DIR}" NO_DEFAULT_PATH
NO_CMAKE_FIND_ROOT_PATH)
find_package(Clang PATHS "${LLVM_BINARY_DIR}" NO_DEFAULT_PATH
NO_CMAKE_FIND_ROOT_PATH)
@@ -68,8 +78,13 @@ endif()
# Setting these variables will allow the sub-build to put their outputs into
# the library and bin directories of the top-level build.
-set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_LIBRARY_DIR})
-set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_TOOLS_BINARY_DIR})
+if (RUNTIMES_STANDALONE_BUILD)
+ set(LLVM_LIBRARY_OUTPUT_INTDIR
${CMAKE_CURRENT_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX})
+ set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/bin)
+else()
+ set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_LIBRARY_DIR})
+ set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_TOOLS_BINARY_DIR})
+endif()
# This variable makes sure that e.g. llvm-lit is found.
set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../llvm)
@@ -239,6 +254,21 @@ foreach(entry ${runtimes})
endforeach()
if(LLVM_INCLUDE_TESTS)
+ # If built with the runtimes build (rooted at runtimes/CMakeLists.txt), we
+ # won't have llvm-lit. If built with the bootstrapping build (rooted at
+ # llvm/CMakeLists.txt), the top-level llvm CMake invocation already generated
+ # the llvm-lit script.
+ if (RUNTIMES_STANDALONE_BUILD)
+ # Ensure that the appropriate variables for lit are set before adding any
+ # runtimes since their CMake tests configuration might depend on lit being
+ # present. This ensures that the testsuites use a local lit from the build
+ # dir rather than ${LLVM_INSTALL_DIR}/bin/llvm-lit (which may not exist if
+ # LLVM_BINARY_DIR points at an installed LLVM tree rather than a build
tree).
+ set(LLVM_LIT_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR}/bin)
+ get_llvm_lit_path(_base_dir _file_name)
+ set(LLVM_EXTERNAL_LIT "${_base_dir}/${_file_name}" CACHE STRING "Command
used to spawn lit" FORCE)
+ endif()
+
set(LIT_ARGS_DEFAULT "-sv --show-xfail --show-unsupported")
if (MSVC OR XCODE)
set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
@@ -276,6 +306,8 @@ if(LLVM_INCLUDE_TESTS)
# If built by manually invoking cmake on this directory, we don't have
# llvm-lit. If invoked via llvm/runtimes, the toplevel llvm cmake
# invocation already generated the llvm-lit script.
+ # NOTE: this must be called fater all testsuites have been added, since
+ # otherwise the generated llvm-lit does not have all required path
mappings.
add_subdirectory(${LLVM_MAIN_SRC_DIR}/utils/llvm-lit
${CMAKE_CURRENT_BINARY_DIR}/llvm-lit)
endif()
@@ -309,10 +341,10 @@ if(SUB_COMPONENTS)
if(LLVM_RUNTIMES_TARGET)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/Components.cmake.in
- ${LLVM_BINARY_DIR}/runtimes/${LLVM_RUNTIMES_TARGET}/Components.cmake)
+
${CMAKE_CURRENT_BINARY_DIR}/runtimes/${LLVM_RUNTIMES_TARGET}/Components.cmake)
else()
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/Components.cmake.in
- ${LLVM_BINARY_DIR}/runtimes/Components.cmake)
+ ${CMAKE_CURRENT_BINARY_DIR}/runtimes/Components.cmake)
endif()
endif()
>From 761d4aac84087fe0a0018ab35901134d4b46c56d Mon Sep 17 00:00:00 2001
From: Alexander Richardson <alexrichard...@google.com>
Date: Wed, 30 Oct 2024 14:36:33 -0700
Subject: [PATCH 2/2] fix typo in newly added comment
Created using spr 1.3.6-beta.1
---
runtimes/CMakeLists.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt
index af51ad70cf3e5b..ace3a868f9dad0 100644
--- a/runtimes/CMakeLists.txt
+++ b/runtimes/CMakeLists.txt
@@ -306,7 +306,7 @@ if(LLVM_INCLUDE_TESTS)
# If built by manually invoking cmake on this directory, we don't have
# llvm-lit. If invoked via llvm/runtimes, the toplevel llvm cmake
# invocation already generated the llvm-lit script.
- # NOTE: this must be called fater all testsuites have been added, since
+ # NOTE: this must be called after all testsuites have been added, since
# otherwise the generated llvm-lit does not have all required path
mappings.
add_subdirectory(${LLVM_MAIN_SRC_DIR}/utils/llvm-lit
${CMAKE_CURRENT_BINARY_DIR}/llvm-lit)
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