| ; RUN: opt -passes=gvn -S < %s | FileCheck %s |
| |
| ; CHECK: define {{.*}}@eggs |
| |
| %struct.zot = type { ptr } |
| %struct.wombat = type { ptr } |
| %struct.baz = type { i8, ptr } |
| |
| @global = hidden unnamed_addr constant ptr @quux |
| |
| declare ptr @f() |
| |
| define hidden void @eggs(ptr %arg, i1 %arg2, ptr %arg3, i32 %arg4, ptr %arg5) unnamed_addr align 2 { |
| bb: |
| %tmp = alloca %struct.wombat, align 8 |
| store ptr @global, ptr %arg, align 8, !invariant.group !0 |
| br i1 %arg2, label %bb4, label %bb2 |
| |
| bb2: ; preds = %bb |
| %tmp3 = atomicrmw sub ptr %arg3, i32 %arg4 acq_rel, align 4 |
| br label %bb4 |
| |
| bb4: ; preds = %bb2, %bb |
| %tmp5 = load ptr, ptr %arg5, align 8 |
| %tmp6 = getelementptr inbounds %struct.baz, ptr %tmp5, i64 0, i32 1 |
| br i1 %arg2, label %bb9, label %bb7 |
| |
| bb7: ; preds = %bb4 |
| %tmp8 = tail call ptr @f() |
| br label %bb9 |
| |
| bb9: ; preds = %bb7, %bb4 |
| %tmp10 = load ptr, ptr %arg5, align 8 |
| %tmp13 = load ptr, ptr %arg, align 8, !invariant.group !0 |
| %tmp15 = load ptr, ptr %tmp13, align 8 |
| tail call void %tmp15(ptr %arg, i1 %arg2) |
| %tmp17 = load ptr, ptr %tmp, align 8 |
| %tmp18 = icmp eq ptr %tmp17, null |
| ret void |
| } |
| |
| ; Function Attrs: nounwind willreturn |
| declare hidden void @quux(ptr, i1) unnamed_addr #0 align 2 |
| |
| attributes #0 = { nounwind willreturn } |
| |
| !0 = !{} |
