| ; RUN: llc -mtriple=x86_64 -mattr=cx16 < %s | FileCheck %s | |
| ; Atomics larger than 128-bit are unsupported, and emit libcalls. | |
| define void @test(ptr %a) nounwind { | |
| ; CHECK-LABEL: test: | |
| ; CHECK: callq __atomic_load | |
| ; CHECK: callq __atomic_store | |
| %1 = load atomic i256, ptr %a seq_cst, align 32 | |
| store atomic i256 %1, ptr %a seq_cst, align 32 | |
| ret void | |
| } |