[PATCH] D91784: [RISCV] Set __GCC_HAVE_SYNC_COMPARE_AND_SWAP_x defines

[Luís Marques via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG28de0fb4863a: [RISCV] Set __GCC_HAVE_SYNC_COMPARE_AND_SWAP_x defines (authored by luismarques).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D91784/new/

https://reviews.llvm.org/D91784

Files:
  clang/lib/Basic/Targets/RISCV.cpp


Index: clang/lib/Basic/Targets/RISCV.cpp
===================================================================
--- clang/lib/Basic/Targets/RISCV.cpp
+++ clang/lib/Basic/Targets/RISCV.cpp
@@ -115,8 +115,14 @@
     Builder.defineMacro("__riscv_muldiv");
   }
 
-  if (HasA)
+  if (HasA) {
     Builder.defineMacro("__riscv_atomic");
+    Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
+    Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");
+    Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
+    if (Is64Bit)
+      Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
+  }
 
   if (HasF || HasD) {
     Builder.defineMacro("__riscv_flen", HasD ? "64" : "32");


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