1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
#=========================== begin_copyright_notice ============================
#
# Copyright (C) 2021 Intel Corporation
#
# SPDX-License-Identifier: MIT
#
#============================ end_copyright_notice =============================
# This code is responsible for applying patches to LLVM of specified version.
include_guard(DIRECTORY)
set(IGC_LLVM_SOURCE_DIR ${IGC_LLVM_WORKSPACE_SRC}/llvm)
set(PATCH_DISABLE "None")
# Already copied and patched. Probably...
# TODO: handle dependencies on patches changes.
if(EXISTS "${IGC_LLVM_SOURCE_DIR}")
return()
endif()
# Copy stock LLVM sources to IGC_LLVM_SOURCE_DIR to apply patches.
message(STATUS "[LLVM] : Copying stock LLVM sources ${IGC_OPTION__LLVM_SOURCES_DIR} to ${IGC_LLVM_SOURCE_DIR}")
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory ${IGC_OPTION__LLVM_SOURCES_DIR}/.git ${IGC_LLVM_WORKSPACE_SRC}/.git)
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory ${IGC_OPTION__LLVM_SOURCES_DIR}/llvm ${IGC_LLVM_SOURCE_DIR})
# In LLVM 14 a /cmake common utils dir was created in the project's root directory
# that's used by all llvm, clang & lld as relative import.
# It may be better to put this is another *.cmake file, however it's convenient here
# as it should always happen when we copy LLVM to out of it's original directory.
if(EXISTS ${IGC_OPTION__LLVM_SOURCES_DIR}/cmake)
message(STATUS "[LLVM] : Copying LLVM common CMake utils ${IGC_OPTION__LLVM_SOURCES_DIR}/cmake to ${IGC_LLVM_WORKSPACE_SRC}/cmake")
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory ${IGC_OPTION__LLVM_SOURCES_DIR}/cmake ${IGC_LLVM_WORKSPACE_SRC}/cmake)
endif()
message(STATUS "[LLVM] : Applying patches for LLVM from version ${DIR_WITH_PATCHES}")
# For Interim mode, dir with patches set to /trunk
if(IGC_OPTION__LLVM_INTERIM)
set(IGC_LLVM_PATCHES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/trunk)
set(IGC_LLVM_INTERIM_PATCHES ON)
message(STATUS "[LLVM] : IGC_LLVM_INTERIM mode is enabled, apply patches from /trunk dir")
else()
set(IGC_LLVM_PATCHES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/releases)
set(IGC_LLVM_INTERIM_PATCHES OFF)
endif()
execute_process(COMMAND
${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/apply_patches.py
--llvm-version ${IGC_OPTION__LLVM_PREFERRED_VERSION}
--patch-interim ${IGC_LLVM_INTERIM_PATCHES}
--llvm-project-dir ${IGC_LLVM_WORKSPACE_SRC}
--patches-dir ${IGC_LLVM_PATCHES_DIR}
--patch-executable ${Patch_EXECUTABLE}
--patch-disable ${PATCH_DISABLE}
RESULT_VARIABLE PATCH_SCRIPT_RESULT
)
if(NOT PATCH_SCRIPT_RESULT EQUAL 0)
message(FATAL_ERROR "[LLVM] : Could not apply LLVM patches.")
endif()
|
