[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Raphael Isemann via Phabricator via cfe-commits]

teemperor added a comment.

I reverted in adf0b8cc70325f027d202139e3ff984c41896b57 
 to get 
the bots green again . Feel free to ping if you need someone to test the patch 
on macOS.


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[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Raphael Isemann via Phabricator via cfe-commits]

teemperor added a comment.

This broke Green Dragon's compiler-rt builds and also my local compiler-rt 
build. See for example here: 
http://green.lab.llvm.org/green/view/LLDB/job/lldb-cmake/23424/console


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[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Petr Hosek via Phabricator via cfe-commits]

This revision was not accepted when it landed; it landed in state "Needs 
Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rGd58fd4e52197: [compiler-rt] Compile assembly files as ASM 
not C (authored by phosek).

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Files:
  clang/runtime/CMakeLists.txt
  compiler-rt/cmake/Modules/AddCompilerRT.cmake


Index: compiler-rt/cmake/Modules/AddCompilerRT.cmake
===
--- compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -109,13 +109,11 @@
 
 function(add_asm_sources output)
   set(${output} ${ARGN} PARENT_SCOPE)
-  # Xcode will try to compile asm files as C ('clang -x c'), and that will 
fail.
-  if (${CMAKE_GENERATOR} STREQUAL "Xcode")
-enable_language(ASM)
-  else()
-# Pass ASM file directly to the C++ compiler.
-set_source_files_properties(${ARGN} PROPERTIES LANGUAGE C)
-  endif()
+  # Make sure ASM language is available.
+  # We explicitly mark the source files as ASM, so they don't get passed to the
+  # C/CXX compiler and hopes that it recognizes them as assembly.
+  enable_language(ASM)
+  set_source_files_properties(${ARGN} PROPERTIES LANGUAGE ASM)
 endfunction()
 
 macro(set_output_name output name arch)
Index: clang/runtime/CMakeLists.txt
===
--- clang/runtime/CMakeLists.txt
+++ clang/runtime/CMakeLists.txt
@@ -75,6 +75,7 @@
 CMAKE_ARGS ${CLANG_COMPILER_RT_CMAKE_ARGS}
-DCMAKE_C_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_CXX_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++
+   -DCMAKE_ASM_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DLLVM_CONFIG_PATH=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-config


Index: compiler-rt/cmake/Modules/AddCompilerRT.cmake
===
--- compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -109,13 +109,11 @@
 
 function(add_asm_sources output)
   set(${output} ${ARGN} PARENT_SCOPE)
-  # Xcode will try to compile asm files as C ('clang -x c'), and that will fail.
-  if (${CMAKE_GENERATOR} STREQUAL "Xcode")
-enable_language(ASM)
-  else()
-# Pass ASM file directly to the C++ compiler.
-set_source_files_properties(${ARGN} PROPERTIES LANGUAGE C)
-  endif()
+  # Make sure ASM language is available.
+  # We explicitly mark the source files as ASM, so they don't get passed to the
+  # C/CXX compiler and hopes that it recognizes them as assembly.
+  enable_language(ASM)
+  set_source_files_properties(${ARGN} PROPERTIES LANGUAGE ASM)
 endfunction()
 
 macro(set_output_name output name arch)
Index: clang/runtime/CMakeLists.txt
===
--- clang/runtime/CMakeLists.txt
+++ clang/runtime/CMakeLists.txt
@@ -75,6 +75,7 @@
 CMAKE_ARGS ${CLANG_COMPILER_RT_CMAKE_ARGS}
-DCMAKE_C_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_CXX_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++
+   -DCMAKE_ASM_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DLLVM_CONFIG_PATH=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-config
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[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Raul Tambre via Phabricator via cfe-commits]

tambre added a comment.

ping


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[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Raul Tambre via Phabricator via cfe-commits]

tambre added a comment.

In D85706#2214009 , @phosek wrote:

> One concern I have with this change is that we may not always consistently 
> update CMAKE_ASM_FLAGS or set CMAKE_ASM_COMPILER. This wouldn't make a 
> difference before, but it'll with this change. Can you check if these 
> variables are being updated as needed?

I searched and was able to find only one instance. I've fixed it in this 
change.  
I lack commit privileges, so whoever commits this should be ready to revert it, 
as there's a chance for breakage.


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[PATCH] D85706: [compiler-rt] Compile assembly files as ASM not C

[Raul Tambre via Phabricator via cfe-commits]

tambre updated this revision to Diff 285692.
tambre added a comment.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

Pass CMAKE_ASM_COMPILER to compiler-rt in runtime build


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Files:
  clang/runtime/CMakeLists.txt
  compiler-rt/cmake/Modules/AddCompilerRT.cmake


Index: compiler-rt/cmake/Modules/AddCompilerRT.cmake
===
--- compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -109,13 +109,11 @@
 
 function(add_asm_sources output)
   set(${output} ${ARGN} PARENT_SCOPE)
-  # Xcode will try to compile asm files as C ('clang -x c'), and that will 
fail.
-  if (${CMAKE_GENERATOR} STREQUAL "Xcode")
-enable_language(ASM)
-  else()
-# Pass ASM file directly to the C++ compiler.
-set_source_files_properties(${ARGN} PROPERTIES LANGUAGE C)
-  endif()
+  # Make sure ASM language is available.
+  # We explicitly mark the source files as ASM, so they don't get passed to the
+  # C/CXX compiler and hopes that it recognizes them as assembly.
+  enable_language(ASM)
+  set_source_files_properties(${ARGN} PROPERTIES LANGUAGE ASM)
 endfunction()
 
 macro(set_output_name output name arch)
Index: clang/runtime/CMakeLists.txt
===
--- clang/runtime/CMakeLists.txt
+++ clang/runtime/CMakeLists.txt
@@ -75,6 +75,7 @@
 CMAKE_ARGS ${CLANG_COMPILER_RT_CMAKE_ARGS}
-DCMAKE_C_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_CXX_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++
+   -DCMAKE_ASM_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DLLVM_CONFIG_PATH=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-config


Index: compiler-rt/cmake/Modules/AddCompilerRT.cmake
===
--- compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -109,13 +109,11 @@
 
 function(add_asm_sources output)
   set(${output} ${ARGN} PARENT_SCOPE)
-  # Xcode will try to compile asm files as C ('clang -x c'), and that will fail.
-  if (${CMAKE_GENERATOR} STREQUAL "Xcode")
-enable_language(ASM)
-  else()
-# Pass ASM file directly to the C++ compiler.
-set_source_files_properties(${ARGN} PROPERTIES LANGUAGE C)
-  endif()
+  # Make sure ASM language is available.
+  # We explicitly mark the source files as ASM, so they don't get passed to the
+  # C/CXX compiler and hopes that it recognizes them as assembly.
+  enable_language(ASM)
+  set_source_files_properties(${ARGN} PROPERTIES LANGUAGE ASM)
 endfunction()
 
 macro(set_output_name output name arch)
Index: clang/runtime/CMakeLists.txt
===
--- clang/runtime/CMakeLists.txt
+++ clang/runtime/CMakeLists.txt
@@ -75,6 +75,7 @@
 CMAKE_ARGS ${CLANG_COMPILER_RT_CMAKE_ARGS}
-DCMAKE_C_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_CXX_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang++
+   -DCMAKE_ASM_COMPILER=${LLVM_RUNTIME_OUTPUT_INTDIR}/clang
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DLLVM_CONFIG_PATH=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-config
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