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1; RUN: llc < %s -verify-machineinstrs -stackrealign -mtriple=x86_64-pc-windows-msvc19.11.0 -mattr=+avx,+cx16 | FileCheck %s2 3%struct.TestStruct = type { %union.Int128 }4%union.Int128 = type { i128 }5%struct.SomeArrays = type { %struct.SillyArray, %struct.SillyArray, %struct.SillyArray }6%struct.SillyArray = type { ptr, i32, i32 }7 8declare void @llvm.lifetime.start.p0(i64, ptr)9 10define void @foo(ptr %arg) align 2 personality ptr @__CxxFrameHandler3 {11; Check that %rbx is being used for a frame pointer12; CHECK-LABEL: foo:13; CHECK: movq %rsp, %rbx14 15; Check that %rbx is saved and restored around both lock cmpxchg16b.16; CHECK: movq %rbx, %r917; CHECK-NEXT: movabsq $1393743441367457520, %rcx # imm = 0x135792468ABCDEF018; CHECK-NEXT: movq %rcx, %rax19; CHECK-NEXT: movq %rcx, %rdx20; CHECK-NEXT: movq %rcx, %rbx21; CHECK-NEXT: lock cmpxchg16b (%r8)22; CHECK-NEXT: movq %r9, %rbx23 24; CHECK: movq %rbx, %r925; CHECK-NEXT: movq %rcx, %rax26; CHECK-NEXT: movq %rcx, %rdx27; CHECK-NEXT: movq %rcx, %rbx28; CHECK-NEXT: lock cmpxchg16b (%r8)29; CHECK-NEXT: movq %r9, %rbx30bb:31 %i = alloca %struct.SomeArrays, align 832 %i1 = alloca %struct.SomeArrays, align 833 %i3 = cmpxchg ptr %arg, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst34 %i4 = extractvalue { i128, i1 } %i3, 035 %i5 = trunc i128 %i4 to i6436 %i6 = icmp eq i64 %i5, 037 br i1 %i6, label %bb9, label %bb738 39bb7: ; preds = %bb40 %i8 = cmpxchg ptr %arg, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst41 br label %bb942 43bb9: ; preds = %bb7, %bb44 call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %i)45 call void @llvm.memset.p0.i64(ptr nonnull align 8 dereferenceable(48) %i, i8 0, i64 48, i1 false)46 call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %i1)47 call void @llvm.memset.p0.i64(ptr nonnull align 8 dereferenceable(48) %i1, i8 0, i64 48, i1 false)48 %i13 = invoke nonnull align 8 dereferenceable(48) ptr @"??4SomeArrays@@QEAAAEAU0@$$QEAU0@@Z"(ptr nonnull %i, ptr nonnull align 8 dereferenceable(48) %i1)49 to label %bb14 unwind label %bb4550 51bb14: ; preds = %bb952 call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %i)53 ret void54 55bb45: ; preds = %bb956 %i46 = cleanuppad within none []57 %i47 = getelementptr inbounds %struct.SomeArrays, ptr %i1, i64 0, i32 2, i32 058 %i48 = load ptr, ptr %i47, align 859 invoke void @"?free@@YAXPEAX@Z"(ptr %i48) [ "funclet"(token %i46) ]60 to label %bb51 unwind label %bb4961 62bb49: ; preds = %bb4563 %i50 = cleanuppad within %i46 []64 call void @__std_terminate() [ "funclet"(token %i50) ]65 unreachable66 67bb51: ; preds = %bb4568 %i52 = getelementptr inbounds %struct.SomeArrays, ptr %i1, i64 0, i32 1, i32 069 %i53 = load ptr, ptr %i52, align 870 invoke void @"?free@@YAXPEAX@Z"(ptr %i53) [ "funclet"(token %i46) ]71 to label %bb56 unwind label %bb5472 73bb54: ; preds = %bb5174 %i55 = cleanuppad within %i46 []75 call void @__std_terminate() [ "funclet"(token %i55) ]76 unreachable77 78bb56: ; preds = %bb5179 call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %i)80 cleanupret from %i46 unwind to caller81}82 83declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)84 85declare void @llvm.memset.p0.i64(ptr, i8, i64, i1)86 87declare dso_local i32 @__CxxFrameHandler3(...)88 89declare nonnull align 8 dereferenceable(48) ptr @"??4SomeArrays@@QEAAAEAU0@$$QEAU0@@Z"(ptr, ptr nonnull align 8 dereferenceable(48)) align 290 91declare void @"?free@@YAXPEAX@Z"(ptr)92 93declare void @__std_terminate()94