1; RUN: llc < %s -verify-machineinstrs -stackrealign -mtriple=x86_64-pc-windows-msvc19.11.0 -mattr=+avx,+cx16 | FileCheck %s 2 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 pointer 12; CHECK-LABEL: foo: 13; CHECK: movq %rsp, %rbx 14 15; Check that %rbx is saved and restored around both lock cmpxchg16b. 16; CHECK: movq %rbx, %r9 17; CHECK-NEXT: movabsq $1393743441367457520, %rcx # imm = 0x135792468ABCDEF0 18; CHECK-NEXT: movq %rcx, %rax 19; CHECK-NEXT: movq %rcx, %rdx 20; CHECK-NEXT: movq %rcx, %rbx 21; CHECK-NEXT: lock cmpxchg16b (%r8) 22; CHECK-NEXT: movq %r9, %rbx 23 24; CHECK: movq %rbx, %r9 25; CHECK-NEXT: movq %rcx, %rax 26; CHECK-NEXT: movq %rcx, %rdx 27; CHECK-NEXT: movq %rcx, %rbx 28; CHECK-NEXT: lock cmpxchg16b (%r8) 29; CHECK-NEXT: movq %r9, %rbx 30bb: 31 %i = alloca %struct.SomeArrays, align 8 32 %i1 = alloca %struct.SomeArrays, align 8 33 %i3 = cmpxchg ptr %arg, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst 34 %i4 = extractvalue { i128, i1 } %i3, 0 35 %i5 = trunc i128 %i4 to i64 36 %i6 = icmp eq i64 %i5, 0 37 br i1 %i6, label %bb9, label %bb7 38 39bb7: ; preds = %bb 40 %i8 = cmpxchg ptr %arg, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst 41 br label %bb9 42 43bb9: ; preds = %bb7, %bb 44 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@$$QEAU0@@Z"(ptr nonnull %i, ptr nonnull align 8 dereferenceable(48) %i1) 49 to label %bb14 unwind label %bb45 50 51bb14: ; preds = %bb9 52 call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %i) 53 ret void 54 55bb45: ; preds = %bb9 56 %i46 = cleanuppad within none [] 57 %i47 = getelementptr inbounds %struct.SomeArrays, ptr %i1, i64 0, i32 2, i32 0 58 %i48 = load ptr, ptr %i47, align 8 59 invoke void @"?free@@YAXPEAX@Z"(ptr %i48) [ "funclet"(token %i46) ] 60 to label %bb51 unwind label %bb49 61 62bb49: ; preds = %bb45 63 %i50 = cleanuppad within %i46 [] 64 call void @__std_terminate() [ "funclet"(token %i50) ] 65 unreachable 66 67bb51: ; preds = %bb45 68 %i52 = getelementptr inbounds %struct.SomeArrays, ptr %i1, i64 0, i32 1, i32 0 69 %i53 = load ptr, ptr %i52, align 8 70 invoke void @"?free@@YAXPEAX@Z"(ptr %i53) [ "funclet"(token %i46) ] 71 to label %bb56 unwind label %bb54 72 73bb54: ; preds = %bb51 74 %i55 = cleanuppad within %i46 [] 75 call void @__std_terminate() [ "funclet"(token %i55) ] 76 unreachable 77 78bb56: ; preds = %bb51 79 call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %i) 80 cleanupret from %i46 unwind to caller 81} 82 83declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) 84 85declare void @llvm.memset.p0.i64(ptr, i8, i64, i1) 86 87declare dso_local i32 @__CxxFrameHandler3(...) 88 89declare nonnull align 8 dereferenceable(48) ptr @"??4SomeArrays@@QEAAAEAU0@$$QEAU0@@Z"(ptr, ptr nonnull align 8 dereferenceable(48)) align 2 90 91declare void @"?free@@YAXPEAX@Z"(ptr) 92 93declare void @__std_terminate() 94