Revert r55018 and apply the correct "fix" for the 64-bit sub_and_fetch atomic.
authorBill Wendling <isanbard@gmail.com>
Wed, 20 Aug 2008 00:28:16 +0000 (00:28 +0000)
committerBill Wendling <isanbard@gmail.com>
Wed, 20 Aug 2008 00:28:16 +0000 (00:28 +0000)
commit5bf1b4eacdd87b0753279a378e93126c0b053144
treef565dc0232aa9f535805b48120207e695d82150f
parenta044dfcb5ae3b789799cefaf5c4c2e1973fbf4c5
Revert r55018 and apply the correct "fix" for the 64-bit sub_and_fetch atomic.
Just expand it like the other X-bit sub_and_fetches.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55023 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/TargetSelectionDAG.td
lib/Target/X86/X86ISelLowering.cpp
lib/Target/X86/X86Instr64bit.td
lib/Target/X86/X86InstrInfo.td