| ; RUN: opt < %s -passes=print-callgraph -disable-output 2>&1 | FileCheck %s |
| ; CHECK: Call graph node <<null function>><<{{.*}}>> #uses=0 |
| ; CHECK-NEXT: CS<None> calls function 'other_intrinsic_use' |
| ; CHECK-NEXT: CS<None> calls function 'other_cast_intrinsic_use' |
| ; CHECK-NEXT: CS<None> calls function 'llvm.lifetime.start.p0' |
| ; CHECK-NEXT: CS<None> calls function 'llvm.memset.p0.i64' |
| ; CHECK-NEXT: CS<None> calls function 'llvm.memset.p1.i64' |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'addrspacecast_only'<<{{.*}}>> #uses=0 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'bitcast_only'<<{{.*}}>> #uses=0 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'llvm.lifetime.start.p0'<<{{.*}}>> #uses=3 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'llvm.memset.p0.i64'<<{{.*}}>> #uses=2 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'llvm.memset.p1.i64'<<{{.*}}>> #uses=2 |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'other_cast_intrinsic_use'<<{{.*}}>> #uses=1 |
| ; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p1.i64' |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'other_intrinsic_use'<<{{.*}}>> #uses=1 |
| ; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p0.i64' |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'used_by_lifetime'<<{{.*}}>> #uses=0 |
| ; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.lifetime.start.p0' |
| ; CHECK-EMPTY: |
| ; CHECK-NEXT: Call graph node for function: 'used_by_lifetime_cast'<<{{.*}}>> #uses=0 |
| ; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.lifetime.start.p0' |
| ; CHECK-EMPTY: |
| |
| define internal void @used_by_lifetime() { |
| entry: |
| call void @llvm.lifetime.start.p0(i64 4, ptr @used_by_lifetime) |
| ret void |
| } |
| |
| define internal void @used_by_lifetime_cast() addrspace(1) { |
| call void @llvm.lifetime.start.p0(i64 4, ptr addrspacecast (ptr addrspace(1) @used_by_lifetime_cast to ptr)) |
| ret void |
| } |
| |
| define internal void @bitcast_only() { |
| entry: |
| %c = bitcast ptr @bitcast_only to ptr |
| ret void |
| } |
| |
| define internal void @addrspacecast_only() addrspace(1) { |
| entry: |
| %c = addrspacecast ptr addrspace(1) @addrspacecast_only to ptr |
| ret void |
| } |
| |
| define internal void @other_intrinsic_use() { |
| call void @llvm.memset.p0.i64(ptr @other_intrinsic_use, i8 0, i64 1024, i1 false) |
| ret void |
| } |
| |
| define internal void @other_cast_intrinsic_use() { |
| call void @llvm.memset.p1.i64(ptr addrspace(1) addrspacecast (ptr @other_cast_intrinsic_use to ptr addrspace(1)), i8 0, i64 1024, i1 false) |
| ret void |
| } |
| |
| declare void @llvm.lifetime.start.p0(i64, ptr nocapture) |
| declare void @llvm.memset.p0.i64(ptr, i8, i64, i1 immarg) |
| declare void @llvm.memset.p1.i64(ptr addrspace(1), i8, i64, i1 immarg) |