[PATCH] D20518: [X86][RTM] _xabort() should not have "noreturn" attribute

[Asaf Badouh via llvm-commits]

AsafBadouh created this revision.
AsafBadouh added reviewers: aaboud, DavidKreitzer, igorb.
AsafBadouh added a subscriber: llvm-commits.
AsafBadouh set the repository for this revision to rL LLVM.

calling to _xabort() outside RTM execution section should be "nop".

Simplify CFG check call with noreturn attribute and mark the rest of the block as "unreachable".

Repository:
  rL LLVM

http://reviews.llvm.org/D20518

Files:
  include/llvm/IR/IntrinsicsX86.td

Index: include/llvm/IR/IntrinsicsX86.td
===================================================================
--- include/llvm/IR/IntrinsicsX86.td
+++ include/llvm/IR/IntrinsicsX86.td
@@ -4995,7 +4995,7 @@
   def int_x86_xend : GCCBuiltin<"__builtin_ia32_xend">,
               Intrinsic<[], [], []>;
   def int_x86_xabort : GCCBuiltin<"__builtin_ia32_xabort">,
-              Intrinsic<[], [llvm_i8_ty], [IntrNoReturn]>;
+              Intrinsic<[], [llvm_i8_ty], []>;
   def int_x86_xtest : GCCBuiltin<"__builtin_ia32_xtest">,
               Intrinsic<[llvm_i32_ty], [], []>;
 }


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