[PATCH] D43106: [RISCV] Force enable int128 for compiling long double routines

[Mandeep Singh Grang via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL326346: [RISCV] Force enable int128 for compiling long double routines (authored by mgrang, committed by ).
Herald added a subscriber: delcypher.

Changed prior to commit:
  https://reviews.llvm.org/D43106?vs=135940&id=136333#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D43106

Files:
  compiler-rt/trunk/lib/builtins/CMakeLists.txt


Index: compiler-rt/trunk/lib/builtins/CMakeLists.txt
===================================================================
--- compiler-rt/trunk/lib/builtins/CMakeLists.txt
+++ compiler-rt/trunk/lib/builtins/CMakeLists.txt
@@ -542,6 +542,12 @@
         list(APPEND BUILTIN_CFLAGS -fomit-frame-pointer -DCOMPILER_RT_ARMHF_TARGET)
       endif()
 
+      # For RISCV32, we must force enable int128 for compiling long
+      # double routines.
+      if("${arch}" STREQUAL "riscv32")
+        list(APPEND BUILTIN_CFLAGS -fforce-enable-int128)
+      endif()
+
       add_compiler_rt_runtime(clang_rt.builtins
                               STATIC
                               ARCHS ${arch}


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