[llvm] 1db1cb0 - [CMake] Add new cmake option to control adding comments in GenDAGISel
Lei Huang via llvm-commits
llvm-commits at lists.llvm.org
Thu Nov 25 10:11:41 PST 2021
Author: Lei Huang
Date: 2021-11-25T12:11:35-06:00
New Revision: 1db1cb028db5f8af3a5bd5c264991791ae55f5f8
URL: https://github.com/llvm/llvm-project/commit/1db1cb028db5f8af3a5bd5c264991791ae55f5f8
DIFF: https://github.com/llvm/llvm-project/commit/1db1cb028db5f8af3a5bd5c264991791ae55f5f8.diff
LOG: [CMake] Add new cmake option to control adding comments in GenDAGISel
Add new cmake option `LLVM_OMIT_DAGISEL_COMMENTS` to control adding
of comments in GenDAGISel for none debug builds
Ref: https://reviews.llvm.org/D78884
Reviewed By: nemanjai, MaskRay, #powerpc
Differential Revision: https://reviews.llvm.org/D114122
Added:
Modified:
llvm/CMakeLists.txt
llvm/cmake/modules/TableGen.cmake
Removed:
################################################################################
diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index 78c3b4cf1a448..e0538dfd780f8 100644
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -646,6 +646,11 @@ if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS
set(LLVM_USE_HOST_TOOLS ON)
endif()
+option(LLVM_OMIT_DAGISEL_COMMENTS "Do not add comments to DAG ISel" ON)
+if (CMAKE_BUILD_TYPE AND uppercase_CMAKE_BUILD_TYPE MATCHES "^(RELWITHDEBINFO|DEBUG)$")
+ set(LLVM_OMIT_DAGISEL_COMMENTS OFF)
+endif()
+
if (MSVC_IDE)
option(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION "Configure project to use Visual Studio native visualizers" TRUE)
endif()
diff --git a/llvm/cmake/modules/TableGen.cmake b/llvm/cmake/modules/TableGen.cmake
index 442b000e8a2a6..6d6513c5ab459 100644
--- a/llvm/cmake/modules/TableGen.cmake
+++ b/llvm/cmake/modules/TableGen.cmake
@@ -53,10 +53,7 @@ function(tablegen project ofn)
list(APPEND LLVM_TABLEGEN_FLAGS "-gisel-coverage-file=${LLVM_GISEL_COV_PREFIX}all")
endif()
endif()
- # Comments are only useful for Debug builds. Omit them if the backend
- # supports it.
- if (NOT (uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" OR
- uppercase_CMAKE_BUILD_TYPE STREQUAL "RELWITHDEBINFO"))
+ if (LLVM_OMIT_DAGISEL_COMMENTS)
list(FIND ARGN "-gen-dag-isel" idx)
if (NOT idx EQUAL -1)
list(APPEND LLVM_TABLEGEN_FLAGS "-omit-comments")
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