Eric Christopher 4924d5fb93 Custom lower the memory barrier instructions and add support
for lowering without sse2.  Add a couple of new testcases.

Fixes a few libgomp tests and latent bugs.  Remove a few todos.

llvm-svn: 109078
2010-07-22 02:48:34 +00:00

7 lines
227 B
LLVM

; RUN: llc < %s -march=x86 -mattr=-sse2 | grep lock
declare void @llvm.memory.barrier( i1 , i1 , i1 , i1 , i1)
define void @test() {
call void @llvm.memory.barrier( i1 true, i1 true, i1 false, i1 false, i1 false)
ret void
}