[PATCH] D43106: [RISCV] Enable -fuse-int128 through cmake flag COMPILER_RT_HAS_FINT128_FLAG

[Mandeep Singh Grang via Phabricator via llvm-commits]

mgrang created this revision.
mgrang added reviewers: asb, kito-cheng, apazos.
Herald added subscribers: Sanitizers, llvm-commits, hintonda, mgorny.

If the cmake flag COMPILER_RT_HAS_FINT128_FLAG is specified, it will add -fuse-int128 on the compiler-rt
build lines. This can be used to build compiler-rt for RISCV32.

Related clang patch: https://reviews.llvm.org/D43105


Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D43106

Files:
  lib/builtins/CMakeLists.txt


Index: lib/builtins/CMakeLists.txt
===================================================================
--- lib/builtins/CMakeLists.txt
+++ lib/builtins/CMakeLists.txt
@@ -502,6 +502,7 @@
   set(BUILTIN_CFLAGS "")
 
   append_list_if(COMPILER_RT_HAS_STD_C11_FLAG -std=c11 BUILTIN_CFLAGS)
+  append_list_if(COMPILER_RT_HAS_FINT128_FLAG -fuse-int128 BUILTIN_CFLAGS)
 
   # These flags would normally be added to CMAKE_C_FLAGS by the llvm
   # cmake step. Add them manually if this is a standalone build.


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