Author: Raul Tambre Date: 2020-12-15T19:03:27+02:00 New Revision: 95bfd0849f7fb8d0fe2c5d971ed97c219e1ccf72
URL: https://github.com/llvm/llvm-project/commit/95bfd0849f7fb8d0fe2c5d971ed97c219e1ccf72 DIFF: https://github.com/llvm/llvm-project/commit/95bfd0849f7fb8d0fe2c5d971ed97c219e1ccf72.diff LOG: [PGO] Allow overriding -vp-counters-per-site In some build configurations more than 1.5 might be required. Paramaterize so it can be changed by the user. Reviewed By: yamauchi Differential Revision: https://reviews.llvm.org/D93281 Added: Modified: llvm/cmake/modules/HandleLLVMOptions.cmake Removed: ################################################################################ diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake index f313492ba978..5d4d692a70ac 100644 --- a/llvm/cmake/modules/HandleLLVMOptions.cmake +++ b/llvm/cmake/modules/HandleLLVMOptions.cmake @@ -904,7 +904,8 @@ option(LLVM_ENABLE_IR_PGO "Build LLVM and tools with IR PGO instrumentation (dep mark_as_advanced(LLVM_ENABLE_IR_PGO) set(LLVM_BUILD_INSTRUMENTED OFF CACHE STRING "Build LLVM and tools with PGO instrumentation. May be specified as IR or Frontend") -mark_as_advanced(LLVM_BUILD_INSTRUMENTED) +set(LLVM_VP_COUNTERS_PER_SITE "1.5" CACHE STRING "Value profile counters to use per site for IR PGO with Clang") +mark_as_advanced(LLVM_BUILD_INSTRUMENTED LLVM_VP_COUNTERS_PER_SITE) string(TOUPPER "${LLVM_BUILD_INSTRUMENTED}" uppercase_LLVM_BUILD_INSTRUMENTED) if (LLVM_BUILD_INSTRUMENTED) @@ -922,7 +923,7 @@ if (LLVM_BUILD_INSTRUMENTED) if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 11 AND LLVM_LINK_LLVM_DYLIB) - append("-Xclang -mllvm -Xclang -vp-counters-per-site=1.5" + append("-Xclang -mllvm -Xclang -vp-counters-per-site=${LLVM_VP_COUNTERS_PER_SITE}" CMAKE_CXX_FLAGS CMAKE_C_FLAGS) endif() _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
