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| author | Chris Lattner <sabre@nondot.org> | 2010-09-21 23:59:42 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-09-21 23:59:42 +0000 |
| commit | e479e9643b1cc9c9738bbd3a425240f8adc83ecc (patch) | |
| tree | 874277dab6eaae78219bf40d39130075cd5e49b4 /llvm/test/CodeGen/X86 | |
| parent | 0cefa51114a1e9cc62a77bd8b64b8ff72d62dc4e (diff) | |
| download | bcm5719-llvm-e479e9643b1cc9c9738bbd3a425240f8adc83ecc.tar.gz bcm5719-llvm-e479e9643b1cc9c9738bbd3a425240f8adc83ecc.zip | |
give LCMPXCHG_DAG[8] a memory operand, allowing it to work with addrspace 256/257
llvm-svn: 114508
Diffstat (limited to 'llvm/test/CodeGen/X86')
| -rw-r--r-- | llvm/test/CodeGen/X86/atomic_op.ll | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/atomic_op.ll b/llvm/test/CodeGen/X86/atomic_op.ll index 677941bc602..72ff97194db 100644 --- a/llvm/test/CodeGen/X86/atomic_op.ll +++ b/llvm/test/CodeGen/X86/atomic_op.ll @@ -109,6 +109,17 @@ entry: ret void } +define void @test2(i32 addrspace(256)* nocapture %P) nounwind { +entry: +; CHECK: lock +; CEHCK: cmpxchgl %{{.*}}, %gs:(%{{.*}}) + + %0 = tail call i32 @llvm.atomic.cmp.swap.i32.p256i32(i32 addrspace(256)* %P, i32 0, i32 1) + ret void +} + +declare i32 @llvm.atomic.cmp.swap.i32.p256i32(i32 addrspace(256)* nocapture, i32, i32) nounwind + declare i32 @llvm.atomic.load.add.i32.p0i32(i32*, i32) nounwind declare i32 @llvm.atomic.load.sub.i32.p0i32(i32*, i32) nounwind |
