| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-pc-windows-msvc19.11.0 -mattr=+avx,+cx16 | FileCheck %s |
| |
| %struct.TestStruct = type { %union.Int128 } |
| %union.Int128 = type { i128 } |
| %struct.SomeArrays = type { %struct.SillyArray, %struct.SillyArray, %struct.SillyArray } |
| %struct.SillyArray = type { i8*, i32, i32 } |
| |
| declare void @llvm.lifetime.start.p0i8(i64, i8*) |
| |
| define void @foo(%struct.TestStruct* %arg) align 2 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) { |
| ; Check that %rbx is being used for a frame pointer |
| ; CHECK-LABEL: foo: |
| ; CHECK: movq %rsp, %rbx |
| |
| ; Check that %rbx is saved and restored around both lock cmpxchg16b. |
| ; CHECK: movq %rbx, %r9 |
| ; CHECK-NEXT: movabsq $1393743441367457520, %rcx # imm = 0x135792468ABCDEF0 |
| ; CHECK-NEXT: movq %rcx, %rax |
| ; CHECK-NEXT: movq %rcx, %rdx |
| ; CHECK-NEXT: movq %rcx, %rbx |
| ; CHECK-NEXT: lock cmpxchg16b (%r8) |
| ; CHECK-NEXT: movq %r9, %rbx |
| |
| ; CHECK: movq %rbx, %r9 |
| ; CHECK-NEXT: movq %rcx, %rax |
| ; CHECK-NEXT: movq %rcx, %rdx |
| ; CHECK-NEXT: movq %rcx, %rbx |
| ; CHECK-NEXT: lock cmpxchg16b (%r8) |
| ; CHECK-NEXT: movq %r9, %rbx |
| bb: |
| %i = alloca %struct.SomeArrays, align 8 |
| %i1 = alloca %struct.SomeArrays, align 8 |
| %i2 = getelementptr inbounds %struct.TestStruct, %struct.TestStruct* %arg, i64 0, i32 0, i32 0 |
| %i3 = cmpxchg i128* %i2, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst |
| %i4 = extractvalue { i128, i1 } %i3, 0 |
| %i5 = trunc i128 %i4 to i64 |
| %i6 = icmp eq i64 %i5, 0 |
| br i1 %i6, label %bb9, label %bb7 |
| |
| bb7: ; preds = %bb |
| %i8 = cmpxchg i128* %i2, i128 25710028567316702934644703134494809840, i128 25710028567316702934644703134494809840 seq_cst seq_cst |
| br label %bb9 |
| |
| bb9: ; preds = %bb7, %bb |
| %i10 = bitcast %struct.SomeArrays* %i to i8* |
| call void @llvm.lifetime.start.p0i8(i64 48, i8* nonnull %i10) |
| call void @llvm.memset.p0i8.i64(i8* nonnull align 8 dereferenceable(48) %i10, i8 0, i64 48, i1 false) |
| %i11 = bitcast %struct.SomeArrays* %i1 to i8* |
| call void @llvm.lifetime.start.p0i8(i64 48, i8* nonnull %i11) |
| %i12 = bitcast %struct.SomeArrays* %i1 to i8* |
| call void @llvm.memset.p0i8.i64(i8* nonnull align 8 dereferenceable(48) %i12, i8 0, i64 48, i1 false) |
| %i13 = invoke nonnull align 8 dereferenceable(48) %struct.SomeArrays* @"??4SomeArrays@@QEAAAEAU0@$$QEAU0@@Z"(%struct.SomeArrays* nonnull %i, %struct.SomeArrays* nonnull align 8 dereferenceable(48) %i1) |
| to label %bb14 unwind label %bb45 |
| |
| bb14: ; preds = %bb9 |
| call void @llvm.lifetime.end.p0i8(i64 48, i8* nonnull %i10) |
| ret void |
| |
| bb45: ; preds = %bb9 |
| %i46 = cleanuppad within none [] |
| %i47 = getelementptr inbounds %struct.SomeArrays, %struct.SomeArrays* %i1, i64 0, i32 2, i32 0 |
| %i48 = load i8*, i8** %i47, align 8 |
| invoke void @"?free@@YAXPEAX@Z"(i8* %i48) [ "funclet"(token %i46) ] |
| to label %bb51 unwind label %bb49 |
| |
| bb49: ; preds = %bb45 |
| %i50 = cleanuppad within %i46 [] |
| call void @__std_terminate() [ "funclet"(token %i50) ] |
| unreachable |
| |
| bb51: ; preds = %bb45 |
| %i52 = getelementptr inbounds %struct.SomeArrays, %struct.SomeArrays* %i1, i64 0, i32 1, i32 0 |
| %i53 = load i8*, i8** %i52, align 8 |
| invoke void @"?free@@YAXPEAX@Z"(i8* %i53) [ "funclet"(token %i46) ] |
| to label %bb56 unwind label %bb54 |
| |
| bb54: ; preds = %bb51 |
| %i55 = cleanuppad within %i46 [] |
| call void @__std_terminate() [ "funclet"(token %i55) ] |
| unreachable |
| |
| bb56: ; preds = %bb51 |
| call void @llvm.lifetime.end.p0i8(i64 48, i8* nonnull %i10) |
| cleanupret from %i46 unwind to caller |
| } |
| |
| declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) |
| |
| declare void @llvm.memset.p0i8.i64(i8*, i8, i64, i1) |
| |
| declare dso_local i32 @__CxxFrameHandler3(...) |
| |
| declare nonnull align 8 dereferenceable(48) %struct.SomeArrays* @"??4SomeArrays@@QEAAAEAU0@$$QEAU0@@Z"(%struct.SomeArrays*, %struct.SomeArrays* nonnull align 8 dereferenceable(48)) align 2 |
| |
| declare void @"?free@@YAXPEAX@Z"(i8*) |
| |
| declare void @__std_terminate() |